Rocky Mountain Herbarium (RM), University of Wyoming
https://rmh.uwyo.edu/data/search.php

Database Search Results

1696 matching records found (of 1696).
Search query: Genus begins with Rhus, Species begins with trilobata, Subtaxon begins with trilobata, (search polygon not defined)
Sorted by: Scientific Name

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1.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along Wilson Creek and surrounding hills to the east, ca 7.8 air mi NW of Ca¤on City.  Elev. 6340-6380 ft.
T17S R70W S30 NW1/4; also T17S R71W SE1/4 of SE1/4 S24, NE1/4 of NE1/4 S25.  38.54833 N, 105.26767 W.  zone 13, 476036E, 4266153N.  
Along a dry sandy wash and surrounding slopes in pinyon-juniper. Phenology: fruiting. 

Timothy W. Chumley, 6861.  6/28/1997. 		RM 
     with Irene Thien
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2.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: East-central Colorado: Mosquito Range to Plains: at scenic overlook on I-25, ca 1/3 air mi E of U. S. Air Force Academy airport, ca 9 air mi N of Colorado Springs.  Elev. 6580 ft.
T12S R66W S29.  38.974 N, 104.807 W.  zone 13, 516691E, 4313709N.  
Weedy, highly disturbed ground with sandy soils along roadway. Phenology: vegetative only. 

Timothy W. Chumley, 7238.  10/2/1997. 		RM 
     with Randy Pratt
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3.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along County Road 120 ca 1/4 road mi E of junction with M Street, ca 2.9 air mi SE of Penrose; ca 1.7 air mi E of Portland. NC1/4  Elev. 5150 ft.
T19S R68W S15; S15.  38.39 N, 104.807 W.  zone 13, 501195E, 4288881N.  
On Niobrara formation shale in pinyon-juniper with Frankenia jamesii, Oonopsis puebloensis, Parthenium tetraneuris, Oryzopsis hymenoides, Bouteloua gracilis, Aristida purpurea, and Eriogonum spp. Phenology: fruiting. 

Timothy W. Chumley, 7262.  10/3/1997. 		RM 
     with Randy Pratt
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4.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Sand Gulch, along a drainage heading S from BLM Sand Gulch Road, approx 1.2 road mi W of junction with Colo Hwy 9; ca 15 air mi NW of Ca¤on City.  Elev. 6900-7000 ft.
T17S R72W S9 SE1/4.  38.578 N, 104.436 W.  zone 13, 461986E, 4269787N.  
Growing on rocky, west-facing slope under Quercus gambellii, and in clumps with other shrubs (Chrysothamnus nauseousus, Ptelea, Rhus trilobata, Ribes cereum, and R. niveum) in an open sandy wash. Phenology: fruiting. 

Timothy W. Chumley, 7295.  10/3/1997. 		RM 
     with Randy Pratt
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5.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: rugged canyons and ridges near Bennett Creek, 5.5-6 air mi NW of Clark.  Elev. 4700-5600 ft.
T57N R102W S6 South1/2.  44.9514 N, 109.229 W.  
Rocky-sandy drainage, slopes, and ridges. Phenology: fruiting. 

Ronald L. Hartman, 54629.  6/12/1996. 		USFS 851776	Barcode: USFS0035997
     with B. E. Nelson
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6.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Hogan Reservoir N and W at base and slopes of Bald Ridge.  Elev. 4600-5400 ft.
T56N R103W S20; also S21.  44.8191 N, 109.2935 W.  
Limestone slap and talus. Phenology: fruiting. 

Ronald L. Hartman, 54739a.  6/13/1996. 		USFS 851778	Barcode: USFS0035999
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7.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Wapiti Ridge Area: Houlihan Creek and ridge to southwest.  Elev. 6000-6400 ft.
T50N R105W S15 SW1/4; also NE1/4 S16.  44.3023 N, 109.483 W.  
Rocky, dry stream bottom or wet above, and sandstone outcrops. Phenology: fruiting. 

Ronald L. Hartman, 55118.  7/12/1996. 		USFS 851777	Barcode: USFS0035998
     with David Rosenthal
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8.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: junction of Cabin Creek, South Fork Shoshone River and vicinity, ca 45 air mi SW of Cody.  Elev. 7500-8500 ft.
T51N R105W S27; also S34.  44.3603 N, 109.483 W.  
Mixed Picea-Pinus flexilis-Juniperus forest on rocky volcanics. 

Neil Snow, 2609.  6/24/1988. 		 
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9.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: from Four Bear Trailhead to peak 8245T (Jim Mountain Quad), E of Jim Mountain and NW of Four Bear, ca 2.5 mi E of town of Wapiti on U.S. Hwy 14, 16, & 20.  Elev. 5800-7000 ft.
T52N R104W S8 NW1/4; also SW1/4 of SW1/4 S5.  44.4935 N, 109.3858 W.  
Stream bottom and adjacent slopes. Phenology: fruiting. 

David Rosenthal, 1055.  6/20/1997. 		USFS 853736	Barcode: USFS0038132
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10.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Ishawooa Mesa Trail, ca 28 air mi SW of Cody.  Elev. 6100-6800 ft.
T49N R106W S13 E1/2; also SE1/4 S12.  44.2153 N, 109.5636 W.  
Sagebrush shubland, also dry drainages with pine and juniper woodlands. Phenology: fruiting. 

David Rosenthal, 2397.  7/15/1997. 		USFS 853735	Barcode: USFS0038133
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11.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Northern Absaroka Wilderness: Dead Indian Creek Trail, ca 21 air mi NW of Cody.  Elev. 6400-6500 ft.
T55N R104W S19 SW1/4; NE1/4 and also NW1/4 S30.  44.7323 N, 109.4352 W.  
Sagebrush slopes with scattered limber pine, juniper, and spruce/fir forest in moist areas. Phenology: fruiting. 

David Rosenthal, 2626.  7/18/1997. 		USFS 853734	Barcode: USFS0038134
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12.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: along trail and slopes of Sweetwater Creek from bridge at Wapiti Campground, ca 30 air mi W of Cody on U.S. Hwy 14, 16, & 20, up trail towards springs.  Elev. 6000-6400 ft.
T52N R106W S16 W1/2; also S1/2 of SW1/4 S9.  44.4763 N, 109.624 W.  
Volcanic rock slopes with riparian woodland along creek. Phenology: fruiting. 

David Rosenthal, 642.  6/12/1997. 		USFS 853738	Barcode: USFS0038130
     with Cathy Binger
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13.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Signal Peak, ca 4 air mi due W of Wapiti on U.S. Hwy 14, 16, & 20, just inside forest boundary on north side of North Fork Shoshone River.  Elev. 5760-6000 ft.
T52N R105W S20 S1/2 of NW1/4.  44.4618 N, 109.5233 W.  
Toeslope of peak with scattered sagebrush; substrate volcanic. Phenology: fruiting. 

David Rosenthal, 682.  6/14/1997. 		USFS 853737	Barcode: USFS0038131
     with Cathy Binger
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14.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: east side of Sheep Mountain, ca 8 air mi SW of top of Cedar Mountain.  Elev. 5700-6000 ft.
T51N R104W S1 SE1/4; also T51N R103W NW1/4 S6.  44.4211 N, 109.3051 W.  
Eroded shales and sandstones with wet spots. Phenology: fruiting. 

Ronald L. Hartman, 58690.  7/26/1997. 		USFS 853733	Barcode: USFS0038135
     with Jim Fowler
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15.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: east side of Sheep Mountain, ca 11 air mi SW of Cedar Mountain.  Elev. 5600-6600 ft.
T51N R104W S13 NW1/4.  44.3922 N, 109.3051 W.  
Sedimentary slopes with wet spots. Phenology: fruiting. 

Ronald L. Hartman, 58778.  7/26/1997. 		USFS 853732	Barcode: USFS0038136
     with Jim Fowler
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16.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Bobcat Creek Trail.  Elev. 6200-6400 ft.
T50N R105W S21 NE1/4.  44.2878 N, 109.5032 W.  
Sagebrush slopes. Phenology: fruiting. 

Ronald L. Hartman, 59388.  8/11/1997. 		USFS 853731	Barcode: USFS0038137
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17.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: road S of the North Fork Shoshone River, ca 0.5 air mi E of Wapiti.  Elev. 5600 ft.
T52N R104W S19 NW1/4.  44.4645 N, 109.406 W.  
Roadside and slope to river. Phenology: fruiting. 

Ronald L. Hartman, 59552.  8/13/1997. 		USFS 853730	Barcode: USFS0038138
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18.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: road on south side of the North Fork Shoshone River, ca 5 air mi E of Wapiti.  Elev. 5600 ft.
T52N R104W S16 E1/4.  44.479 N, 109.3656 W.  
River margins and irrigation ditch and riparian area. Phenology: fruiting. 

Ronald L. Hartman, 59603.  8/13/1997. 		USFS 853729	Barcode: USFS0038139
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19.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Buffalo Bill Reservoir, ca 10.5 air mi E of Wapiti.  Elev. 5600 ft.
T52N R103W S15 SW1/4.  44.479 N, 109.2244 W.  
Ravine and roadside. Phenology: fruiting. 

Ronald L. Hartman, 59687.  8/13/1997. 		USFS 853728	Barcode: USFS0038140
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20.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: ca 3 air mi SE of Cedar Mountain summit.  Elev. 5600 ft.
T52N R102W S21.  44.4645 N, 109.1236 W.  
Clay badlands. Phenology: fruiting. 

Ronald L. Hartman, 59779.  8/15/1997. 		USFS 853727	Barcode: USFS0038141
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21.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Rock Creek and South Fork Road, ca 17 air mi SW of Cedar Mountain summit.  Elev. 6500 ft.
T50N R104W S7 NW1/4.  44.3198 N, 109.406 W.  
Disturbed areas and under cottonwoods. Phenology: fruiting. 

Ronald L. Hartman, 59838.  8/15/1997. 		USFS 853726	Barcode: USFS0038095
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22.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: on the divide between Cottonwood and Horse creeks along Cheyenne River Road and S, ca 39.5 air mi SW of Newcastle.  Elev. 4360-4540 ft.
T42N R67W S34.  43.5726 N, 104.8904 W; uncertainty 1 mi..  
Sandy slopes and bottom of gully. Phenology: flowering. 

B. E. Nelson, 56464.  6/9/2002. 		RM 
     with Peter Ebertowski
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23.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: on the divide between Buzzard and Little Mike creeks, ca 2.5-3 air mi N of Wyo Hwy 450, ca 35 air mi SW of Upton.  Elev. 4580-4640 ft.
T43N R68W S17 W1/2.  43.7001 N, 105.05 W; uncertainty 1 mi..  
Sandstone ridge and adjacent slopes. Phenology: flowering. 

B. E. Nelson, 56604.  6/10/2002. 		RM 
     with Peter Ebertowski
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24.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: west side of Cow Creek Buttes on an east branch of Coal Draw, ca 14 air mi E of Bill; ca 41 air mi NNE of Douglas.  Elev. 4680-4800 ft.
T38N R68W S13 W1/4; also E1/4 S14.  43.2695 N, 104.9708 W; uncertainty 1 mi..  
Sandstone along draw with scattered ponderosa pine and grassy areas. Phenology: flowering. 

B. E. Nelson, 56713.  6/11/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

25.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills ca 0.5-1 air mi WSW of Dugout Bench Mark, ca 46.5 air mi N of Douglas; ca 13 air mi N of Bill.  Elev. 4940-5040 ft.
T40N R70W S26 N1/2.  43.4131 N, 105.2304 W; uncertainty 1 mi..  
Steep sagebrush scoria slopes. Phenology: vegetative only. 

B. E. Nelson, 57092.  6/16/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

26.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: along West Fork Duck Creek, ca 7.5 air mi NE of Soda Well, ca 28 air mi NE of Gillette.  Elev. 3940-4000 ft.
T55N R69W S30 W1/2.  44.7173 N, 105.1975 W; uncertainty 1 mi..  
Grassland and sagebrush-grassland. Phenology: fruiting. 

B. E. Nelson, 57281.  6/18/2002. 		RM 
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27.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge between Rough Draw and Sage Creek, SE of Popham Bench Mark, ca 22 air mi SW of Upton; ca 38 air mi W of Newcastle.  Elev. 4540-4660 ft.
T45N R67W S27 SE1/4.  43.8517 N, 104.8923 W; uncertainty 0.5 mi..  
Sandstone and mudstone banks and slopes. Phenology: vegetative only. 

B. E. Nelson, 57285.  7/11/2002. 		RM 
_________________________________________________________________________

28.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Spring Creek and vicinity off Forest Road 914, ca 3.5 air mi E of Upton.  Elev. 4250-4300 ft.
T48N R64W S33 SW1/4.  44.0902 N, 104.5504 W; uncertainty 0.5 mi..  
Ponderosa pine/ Rocky Mountain juniper woods. Phenology: vegetative only. 

B. E. Nelson, 57359.  7/11/2002. 		RM 
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29.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Steckley or Forest Road 942 above the head of East Logan Draw and Dugout Creek drainage, ca 12 air mi NNW of Bill; ca 50 air mi N of Dougals.  Elev. 4860-4900 ft.
T40N R71W S36 South1/2.  43.3988 N, 105.3303 W; uncertainty 1 mi..  
Scoria slopes and hilltops. Phenology: vegetative only. 

B. E. Nelson, 58126.  8/16/2002. 		RM 
_________________________________________________________________________

30.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: ridge W of East and West Rabbit mountains on Wyo Hwy 270, ca 21.5 air mi NNW of Lusk; ca 46 air mi ENE of Douglas.  Elev. 4450-4660 ft.
T36N R64W S31 W1/2.  43.0492 N, 104.5924 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Ponderosa pine woodland with limestone outcrops. Phenology: fruiting. 

Peter J. Ebertowski, 1051.  7/3/2002. 		RM 
_________________________________________________________________________

31.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: above and N of Lion Creek on Lynch or County Road 7A, ca 31 air mi ESE of Wright; ca 39 air mi WSW of Newcastle.  Elev. 4320-4380 ft.
T42N R67W S16 South1/2.  43.6151 N, 104.9103 W; uncertainty 1 mi..  
Sandy bowl bordered by yucca. Phenology: vegetative only. 

Peter J. Ebertowski, 1120.  7/5/2002. 		RM 
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32.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: broad gully SE of Cheyenne River on Clareton or County Road 7A, ca 37 air mi SE of Wright; ca 44 air mi SW of Newcastle.  Elev. 4280-4400 ft.
T41N R67W S33.  43.4876 N, 104.9103 W; uncertainty 1 mi..  
Broad grassy gully. Phenology: fruiting. 

Peter J. Ebertowski, 1163.  7/5/2002. 		RM 
_________________________________________________________________________

33.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: tributary S of Keyton Creek on Rochelle Hills or Forest Road 933, ca 26 air mi SE of Wright, ca 23.5 air mi NNE of Bill.  Elev. 4800-5020 ft.
T41N R69W S12 SE1/4.  43.5443 N, 105.0899 W; uncertainty 0.5 mi..  
Rocky soil in ravine with patches of ponderosa pine. Phenology: vegetative only. 

Peter J. Ebertowski, 1203.  7/5/2002. 		RM 
_________________________________________________________________________

34.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ravine S of Bowman Hill on Rocky Point or County Road 85, ca 41 air mi NNE of Gillette; ca 24 air mi NE of Weston.  Elev. 3980-4120 ft.
T56N R69W S17 SE1/4.  44.8371 N, 105.1678 W; uncertainty 0.5 mi..  
Sandy hills and ravines with ponderosa pine. Phenology: fruiting. 

Peter J. Ebertowski, 1250.  7/7/2002. 		RM 
_________________________________________________________________________

35.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Lone Tree Road (BLM 3141) N of Wyo Hwy 487 adjacent to Shirley Ridge, ca 8 air mi NW of Shirley Basin Townsite.  Elev. 7000-7300 ft.
T28N R79W S16 N1/2.  42.3975 N, 106.3061 W.  
Break in Shirley Ridge with limber pine and some Douglas fir below rim, calcareous outcrops, some sandy areas, and a shrub zone below. Phenology: flowering. 

Ronald L. Hartman, 56739.  5/30/1997. 		RM 
     with Amy J. Roderick
_________________________________________________________________________

36.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: upper end of Dry Fork Spring Creek on Heald or County Road 49, ca 8.5 air mi NE of Weston; ca 31 air mi NNE of Gillette.  Elev. 4020-4080 ft.
T54N R70W S1 SE1/4.  44.688 N, 105.2178 W; uncertainty 0.5 mi..  
Wide ravine with Idaho fescue on slopes, floor a clayey soil. Phenology: fruiting. 

Peter J. Ebertowski, 1398.  7/7/2002. 		RM 
_________________________________________________________________________

37.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of Alkali Creek on Roxson or County Road 73, ca 26 air mi SSW of Newcastle; ca 41 air mi SSE of Upton.  Elev. 4100-4230 ft.
T41N R63W S20 SE1/4.  43.516 N, 104.4516 W; uncertainty 0.5 mi..  
Mosaic of grassland and yucca. Phenology: vegetative only. 

Peter J. Ebertowski, 1412.  7/9/2002. 		RM 
_________________________________________________________________________

38.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: head of Nicholson Draw on Wyo Hwy 59, ca 5.5 air mi SSE of Wright; ca 33 air mi NNW of Bill.  Elev. 4930-5070 ft.
T43N R72W S23 SE1/4.  43.6859 N, 105.4689 W; uncertainty 0.5 mi..  
Grassland with sandy bowls. Phenology: vegetative only. 

Peter J. Ebertowski, 1443.  7/10/2002. 		RM 
_________________________________________________________________________

39.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: ridge E of Fiddle Benchmark on County Road 32, ca 20 air mi N of Douglas; ca 13.5 air mi SSW of Bill.  Elev. 5040-5070 ft.
T36N R71W S36 SE1/4.  43.0513 N, 105.3248 W; uncertainty 0.5 mi..  
Yucca and big sagebrush. Phenology: vegetative only. 

Peter J. Ebertowski, 1502.  7/11/2002. 		RM 
_________________________________________________________________________

40.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: tributary of Cow Creek, on Cow Creek or County Road 3, ca 18 air mi NNW of Lance Creek; ca 27 air mi WSW of Mule Creek Junction.  Elev. 4220-4340 ft.
T38N R66W S12 E1/2.  43.2833 N, 104.7224 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Grassland with patches of yucca. Phenology: vegetative only. 

Peter J. Ebertowski, 1643.  7/13/2002. 		RM 
_________________________________________________________________________

41.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Spring Creek on County Road 91, ca 28 air mi NE of Gillette; ca 23 air mi NNW of Moorcroft.  Elev. 4080-4140 ft.
T53N R69W S14 NE1/4.  44.5704 N, 105.1165 W; uncertainty 0.5 mi..  
Roadside along creek bed. Phenology: fruiting. 

Peter J. Ebertowski, 1727.  7/15/2002. 		RM 
_________________________________________________________________________

42.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: spring and head of Holmes Creek on Payne or Forest Road 934, ca 18 air mi SE of Wright; ca 26 air mi N of Bill.  Elev. 4800-4910 ft.
T42N R70W S23 SE1/4.  43.6009 N, 105.2295 W; uncertainty 0.5 mi..  
Sagebrush/grassland with sandstone outcrops. Phenology: vegetative only. 

Peter J. Ebertowski, 1862.  7/17/2002. 		RM 
_________________________________________________________________________

43.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: along ridge running N-S, E and above Short Creek, ca 26 air mi NNE of Gillette; ca 3 air mi W of Weston.  Elev. 4220-4520 ft.
T54N R71W S22 NW1/4.  44.6439 N, 105.3798 W; uncertainty 0.5 mi..  
Idaho fescue grassland. Phenology: flowering. 

Peter J. Ebertowski, 187.  6/18/2002. 		RM 
_________________________________________________________________________

44.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ca 1 mi SW of York or Forest Road 900; ca 11 air mi E of Soda Well; ca 28 air mi NE of Gillette.  Elev. 3940-4080 ft.
T54N R70W S23 SE1/4.  44.6439 N, 105.238 W; uncertainty 0.5 mi..  
Clay and coal breaks with grassy draws. Phenology: fruiting. 

Peter J. Ebertowski, 198.  6/18/2002. 		RM 
     with B. E. Nelson
_________________________________________________________________________

45.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Cow Creek Buttes on East Bill or Forest Road 958, ca 43 air mi NNE of Douglas; ca 41 air mi SE of Wright.  Elev. 4640-4800 ft.
T38N R68W S1 NW1/4.  43.2982 N, 104.9708 W; uncertainty 0.5 mi..  
Creek bed. Phenology: fruiting. 

Peter J. Ebertowski, 2098.  7/22/2002. 		RM 
_________________________________________________________________________

46.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Skull Creek on County Road 14, ca 12 air mi E of Upton; ca 19 air mi NNW of Newcastle.  Elev. 4700-4740 ft.
T48N R63W S35 NW1/4.  44.0902 N, 104.3896 W; uncertainty 0.5 mi..  
Roadside adjacent to hayfield. Phenology: fruiting. 

Peter J. Ebertowski, 2191.  7/24/2002. 		RM 
_________________________________________________________________________

47.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Piney Creek on Piney Creek or County Road 17, ca 24 air mi ESE of Wright; ca 27 air mi NNE of Bill.  Elev. 4660-4740 ft.
T42N R68W S30 N1/2.  43.5868 N, 105.0699 W; uncertainty 1 mi..  
Little bluestem and ponderosa pine. Phenology: fruiting. 

Peter J. Ebertowski, 2286.  7/29/2002. 		RM 
_________________________________________________________________________

48.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: West Plum Creek on Plum Creek Road, ca 6.5 air mi NW of Newcastle; ca 21 air mi SE of Upton.  Elev. 4440-4480 ft.
T46N R62W S27 NE1/4.  43.9359 N, 104.289 W; uncertainty 0.5 mi..  
Slope above creek. Phenology: fruiting. 

Peter J. Ebertowski, 2470.  7/31/2002. 		RM 
_________________________________________________________________________

49.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills N of Weston Peak on Forest Road 1246, ca 25 air mi NNE of Gillette; ca 33 air mi NW of Moorcroft.  Elev. 3930-4200 ft.
T54N R71W S26 W1/2.  44.6292 N, 105.3595 W; uncertainty 1 mi..  
Hills with patchy ponderosa pine and Rocky Mountain juniper. Phenology: fruiting. 

Peter J. Ebertowski, 2501.  8/2/2002. 		RM 
_________________________________________________________________________

50.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Wild Horse Creek on York or Forest Road 900, ca 27 air mi NNE of Gillette; ca 24 air mi N of Rozet.  Elev. 3960-4050 ft.
T54N R70W S25 SE1/4.  44.6292 N, 105.2178 W; uncertainty 0.5 mi..  
Creek bank and floodplain. Phenology: vegetative only. 

Peter J. Ebertowski, 2565.  8/2/2002. 		RM 
_________________________________________________________________________

51.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Stinking Water Creek on County Road 31, ca 34 air mi SSW of Wright; ca 42 air mi NNW of Douglas.  Elev. 5190-5240 ft.
T39N R74W S34 N1/2.  43.3065 N, 105.7278 W; uncertainty 1 mi..  
Creek bank. Phenology: fruiting. 

Peter J. Ebertowski, 2661.  8/5/2002. 		RM 
_________________________________________________________________________

52.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Cottonwood Creek E of County Road 7A, ca 32 air mi ESE of Wright; ca 41 air mi WSW of Newcastle.  Elev. 4370-4510 ft.
T41N R67W S4 NW1/4.  43.5585 N, 104.9103 W; uncertainty 0.5 mi..  
Grassy gully leading to creek. Phenology: vegetative only. 

Peter J. Ebertowski, 2746.  8/11/2002. 		RM 
_________________________________________________________________________

53.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ravine S of and leading to Porcupine Creek on dirt road ca 0.5 mi W of Wyo Hwy 59, ca 9.5 air mi S of Wright; ca 29 air mi NNW of Bill. NWZ1/4  Elev. 4880-5060 ft.
T42N R72W S14; S14.  43.6151 N, 105.4689 W; uncertainty 0.5 mi..  
Mosaic of sagebrush and grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 2832.  8/13/2002. 		RM 
_________________________________________________________________________

54.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Cabin Canyon on dirt road ca 0.7 air mi NW of Bishop Road, ca 20 air mi SE of Gillette; ca 17 air mi SW of Moorcroft.  Elev. 4380-4480 ft.
T48N R70W S36 NE1/4.  44.0902 N, 105.214 W; uncertainty 0.5 mi..  
Sand-silt slope with Schizachyrium, Calamovilfa and Muhlenbergia. Phenology: vegetative only. 

Peter J. Ebertowski, 3178.  8/18/2002. 		RM 
_________________________________________________________________________

55.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: School Creek ca 1.5 air mi S of its confluence with Little Thunder Creek, on School Creek or Forest Road 968, ca 17 air mi ESE of Wright; ca 47 air mi SSE of Gillette.  Elev. 4620-4680 ft.
T42N R69W S6 NE1/4.  43.6434 N, 105.1896 W; uncertainty 0.5 mi..  
Slope with rocky clay soil and rock outcrops. Phenology: vegetative only. 

Peter J. Ebertowski, 3224.  8/19/2002. 		RM 
_________________________________________________________________________

56.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills above and N of Wild Horse Creek, on two-track road off York or Forest Road 900, ca 27 air mi NNE of Gillette; ca 29 air mi NNW of Moorcroft.  Elev. 3840-3980 ft.
T54N R70W S26.  44.6292 N, 105.238 W; uncertainty 1 mi..  
Slopes with little bluestem and yucca. Phenology: vegetative only. 

Peter J. Ebertowski, 3316.  8/20/2002. 		RM 
_________________________________________________________________________

57.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge and ravines leading to Wild Horse Creek on gravel road off York or Forest Road 900, ca 30 air mi NNE of Gillette; ca 30 air mi NNW of Moorcroft.  Elev. 4000-4140 ft.
T54N R69W S18 SE1/4.  44.6586 N, 105.1975 W; uncertainty 0.5 mi..  
Grassy ravine bordered by ponderosa pine on slopes. Phenology: fruiting. 

Peter J. Ebertowski, 3337.  8/20/2002. 		RM 
_________________________________________________________________________

58.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge above and NE of Duck Creek, on gravel road ca 1 air mi SE of Rocky Point or County Road 85, ca 38 air mi NNE of Gillette; ca 39 air mi NNW of Moorcroft.  Elev. 3740-3960 ft.
T56N R70W S36 NE1/4.  44.7908 N, 105.2178 W; uncertainty 0.5 mi..  
Little bluestem and yucca. Phenology: vegetative only. 

Peter J. Ebertowski, 3357.  8/20/2002. 		RM 
_________________________________________________________________________

59.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills immediately N of gravel pit on two track off of Forest Road 942, ca 16 air mi N of Bill; ca 24 air mi SE of Wright.  Elev. 4700-4840 ft.
T40N R70W S9 NE1/4.  43.4562 N, 105.2703 W; uncertainty 0.5 mi..  
Scoria hills. Phenology: vegetative only. 

Peter J. Ebertowski, 3408.  8/24/2002. 		RM 
_________________________________________________________________________

60.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: scoria-topped hills N of Dugout Creek on Forest Road 942, ca 12 air mi N of Bill; ca 28 air mi SE of Wright.  Elev. 4840-4920 ft.
T40N R71W S35 SE1/4.  43.3988 N, 105.3502 W; uncertainty 0.5 mi..  
Scoria covered hills with patches of exposed clayey soils. Phenology: vegetative only. 

Peter J. Ebertowski, 3416.  8/24/2002. 		RM 
_________________________________________________________________________

61.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Piney Creek off of Piney Canyon or County Road 17, ca 25 air mi SE of Wright; ca 27 air mi NNE of Bill.  Elev. 4580-4640 ft.
T42N R68W S29 NE1/4.  43.5868 N, 105.05 W; uncertainty 0.5 mi..  
Rocky slope. Phenology: vegetative only. 

Peter J. Ebertowski, 3495.  8/26/2002. 		RM 
_________________________________________________________________________

62.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: 77 Hills on Wyo Hwy 270, ca 4.8 air mi N of Manville; ca 11 air mi NW of Lusk.  Elev. 5220-5420 ft.
T33N R65W S11 N1/2.  42.8508 N, 104.6292 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Mix ponderosa pine and grassland on silt-sand soil. Phenology: fruiting. 

Peter J. Ebertowski, 3596.  8/30/2002. 		RM 
_________________________________________________________________________

63.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along West Plum Creek on Plum Creek or County Road 30, ca 6.5 air mi NW of Newcastle, ca 7 air mi ESE of Osage.  Elev. 4460 ft.
T46N R62W S27 SE1/4.  43.9359 N, 104.289 W; uncertainty 0.5 mi..  
Rocky hillside of ponderosa pine and Rocky Mountain juniper. Phenology: fruiting. 

Peter J. Ebertowski, 3718.  9/1/2002. 		RM 
_________________________________________________________________________

64.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hill N of Lone Tree Creek on Grieves or County Road 5, ca 19.5 air mi SW of Newcastle; ca 26 air mi SSE of Upton.  Elev. 4180-4300 ft.
T43N R64W S4.  43.7284 N, 104.5513 W; uncertainty 1 mi..  
Rocky slopes and hilltop of broken sandstone. Phenology: fruiting. 

Peter J. Ebertowski, 387.  6/22/2002. 		RM 
_________________________________________________________________________

65.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: E of Red Hills at terminus of Forest Road 942C, ca 26 air mi SE of Wright; ca 15.5 air mi NNE of Bill.  Elev. 4690-4870 ft.
T40N R70W S13 NE1/4.  43.4418 N, 105.2104 W; uncertainty 0.5 mi..  
Slope of scoria chips. Phenology: vegetative only. 

Peter J. Ebertowski, 537.  6/24/2002. 		RM 
_________________________________________________________________________

66.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: on a four wheel drive road off Forest Road 944 above and E of Dugout Creek, ca 10 air mi NNW of Bill; ca 43 air mi N of Douglas.  Elev. 4720-4760 ft.
T39N R70W S7 N1/2.  43.37 N, 105.3103 W; uncertainty 1 mi..  
Sandstone ridge with sandy pockets; scattered sagebrush, rabbitbrush, and skunkbush. Phenology: flowering. 

Peter J. Ebertowski, 64.  6/16/2002. 		RM 
     with B. E. Nelson
_________________________________________________________________________

67.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: above Darlington Draw and S of Tepee Benchmark on Forest Road 923, ca 32 air mi E of Wright; ca 34 air mi WSW of Newcastle.  Elev. 4580-4740 ft.
T43N R67W S1 SW1/4.  43.7284 N, 104.8505 W; uncertainty 0.5 mi..  
Sagebrush with sandstone outcrops. Phenology: fruiting. 

Peter J. Ebertowski, 641.  6/26/2002. 		RM 
_________________________________________________________________________

68.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: above and S of reservoir in gully leading to Robbers Roost Creek, on Cheyenne River or County Road 54, ca 24 air mi SSW of Newcastle; ca 44 air mi SSE of Upton.  Elev. 3980-4060 ft.
T41N R62W S21 NE1/4.  43.516 N, 104.3119 W; uncertainty 0.5 mi..  
Grassland with sandstone outcrops. Phenology: vegetative only. 

Peter J. Ebertowski, 737.  6/28/2002. 		RM 
_________________________________________________________________________

69.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: Hungry Hollow on Cheyenne River or County Road 6, ca 34 air mi SSW of Newcastle; ca 52 air mi SSE of Upton.  Elev. 3780-3880 ft.
T40N R63W S36 SW1/4.  43.3955 N, 104.3789 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sagebrush with shaley outcrop. Phenology: vegetative only. 

Peter J. Ebertowski, 776.  6/28/2002. 		RM 
_________________________________________________________________________

70.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: clay balds, on two track W of Keeline or Forest Road 930, ca 20.5 air mi ESE of Wright; ca 45 air mi SSE of Gillette.  Elev. 4530-4740 ft.
T43N R69W S12 NE1/4.  43.7143 N, 105.0899 W; uncertainty 0.5 mi..  
Sagebrush with nearly bare clay patches. Phenology: flowering. 

Peter J. Ebertowski, 883.  6/30/2002. 		RM 
_________________________________________________________________________

71.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: tributary of Lodgepole Creek off Grieves or County Road 5, ca 23 air mi SW of Newcastle; ca 33 air mi SSE of Upton.  Elev. 4180-4240 ft.
T42N R64W S16 E1/2.  43.6151 N, 104.5513 W; uncertainty 1 mi..  
Sandy slopes of creek bed. Phenology: fruiting. 

Peter J. Ebertowski, 891.  6/30/2002. 		RM 
_________________________________________________________________________

72.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills N of Thunder Basin Work Center off Wyo Hwy 450, ca 26 air mi ESE of Wright; ca 45 air mi SSE of Gillette.  Elev. 4590-4920 ft.
T43N R69W S21.  43.6859 N, 105.1497 W; uncertainty 1 mi..  
Scoria hills with ponderosa pine and Rocky Mountain juniper. Phenology: fruiting. 

Peter J. Ebertowski, 987.  7/1/2002. 		RM 
_________________________________________________________________________

73.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge between Wildlife Draw and Rock Creek near intersection of Forest roads 923 and 924, ca 30 air mi E of Wright; ca 34 air mi W of Newcastle.  Elev. 4560-4720 ft.
T44N R67W S27.  43.7568 N, 104.8904 W.  
Grassland with rocky outcrops and broad ravines. Phenology: fruiting. 

Peter J. Ebertowski, 3783.  5/25/2003. 		RM 
_________________________________________________________________________

74.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge and ravines E of Fields Draw, off dirt road, ca 34 air mi ESE of Wright; ca 32 air mi WSW of Newcastle.  Elev. 4360-4460 ft.
T43N R66W S30 SE1/4.  43.6718 N, 104.8306 W.  
Narrow ravine with snowberry, currant and chokecherry. Phenology: vegetative only. 

Peter J. Ebertowski, 3814.  5/25/2003. 		RM 
_________________________________________________________________________

75.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills around gravel pit on two-track road off of School Creek or Forest Road 968, ca 17 air mi SE of Wright; ca 42 air mi SSE of Gillette.  Elev. 4660-4780 ft.
T42N R69W S6 NE1/4.  43.6434 N, 105.1896 W.  
Hills with stoney soil in grassland. Phenology: flowering. 

Peter J. Ebertowski, 3868.  5/27/2003. 		RM 
_________________________________________________________________________

76.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridges by radio tower W of West Fork Buffalo Creek on dirt road (continuation of County Road 18), ca 14 air mi SW of Upton; ca 30 air mi WNW of Newcastle.  Elev. 4920-5040 ft.
T46N R66W S18 NW1/4.  43.9639 N, 104.8319 W.  
Sagebrush grassland with slopes of little bluestem and rock outcrops. Phenology: flowering. 

Peter J. Ebertowski, 4331.  6/4/2003. 		RM 
_________________________________________________________________________

77.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge along Lodgepole Creek on Cheyenne River or County Road 54, ca 24 air mi SW of Newcastle; ca 52 air mi ESE of Wright.  Elev. 4120-4220 ft.
T42N R64W S35 South1/2.  43.5726 N, 104.5114 W.  
Depressions of fine sand and sandstone in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 4341.  6/6/2003. 		RM 
_________________________________________________________________________

78.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills W of Skull Creek, on County Road 14, ca 5.5 air mi N of Osage; ca 12 air mi ESE of Upton.  Elev. 4500-4660 ft.
T47N R63W S15 SE1/4.  44.0481 N, 104.4097 W.  
Hilly sagebrush grassland. Phenology: fruiting. 

Peter J. Ebertowski, 4458.  6/8/2003. 		RM 
_________________________________________________________________________

79.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: right of way on Heald or County Road 49, ca 32 air mi NNE of Gillette; ca 32 air mi NNW of Moorcroft.  Elev. 4080-4120 ft.
T54N R69W S6 NW1/4.  44.688 N, 105.1975 W.  
Roadside in sagebrush grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 4567.  6/10/2003. 		RM 
_________________________________________________________________________

80.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: hills between Snyder and Dogie creeks, on North Lance Creek or County Road 14, ca 43 air mi SW of Newcastle; ca 25 air mi NNW of Lance Creek.  Elev. 4400-4480 ft.
T39N R66W S3 SE1/4.  43.3838 N, 104.7625 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Outcrop of broken sandstone. Phenology: vegetative only. 

Peter J. Ebertowski, 4830.  6/14/2003. 		RM 
_________________________________________________________________________

81.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: hills N of Snyder Creek and SE of the confluence of Windmill and North Pasture draws, on Dixon or County Road 2, ca 38 air mi SW of Newcastle; ca 28 air mi N of Lance Creek.  Elev. 4160-4240 ft.
T40N R65W S21 NW1/4.  43.4318 N, 104.6735 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandstone outcrop and sandy area below. Phenology: fruiting. 

Peter J. Ebertowski, 4870.  6/14/2003. 		RM 
_________________________________________________________________________

82.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Piney Canyon on Piney Canyon or County Road 69, ca 22 air mi ESE of Wright; ca 48 air mi WSW of Newcastle.  Elev. 4840-5060 ft.
T42N R69W S26.  43.5868 N, 105.1098 W.  
Hills and ravines of ponderosa pine. Phenology: vegetative only. 

Peter J. Ebertowski, 4979.  6/16/2003. 		RM 
_________________________________________________________________________

83.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills W of Little Powder River S of Coal Creek on dirt road off of Wyo Hwy 59, ca 23 air mi NNE of Gillette; ca 31 air mi NW of Moorcroft.  Elev. 3950-4440 ft.
T53N R71W S2.  44.5998 N, 105.3595 W.  
Scoria hills with ponderosa pine and Rocky Mountain juniper. Phenology: vegetative only. 

Peter J. Ebertowski, 5208.  6/20/2003. 		RM 
_________________________________________________________________________

84.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: southern edge of Buck Creek Hills, on Meridian or County Road 17, ca 24 air mi N of Lusk; ca 13 air mi ENE of Lance Creek.  Elev. 4380-4500 ft.
T36N R63W S10 W1/2.  43.1103 N, 104.4157 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandy slopes with rock outcrops. Phenology: vegetative only. 

Peter J. Ebertowski, 5287.  6/22/2003. 		RM 
_________________________________________________________________________

85.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Mush Creek Oil Field W of Coyote Draw, on two-track road off of Wyo Hwy 450, ca 14 air mi WSW of Newcastle; ca 23 air mi SSE of Upton.  Elev. 4210-4310 ft.
T44N R64W S24 NW1/4.  43.7709 N, 104.4915 W.  
Rocky outcrop in grassland. Phenology: fruiting. 

Peter J. Ebertowski, 5736.  7/1/2003. 		RM 
_________________________________________________________________________

86.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills N of Cheyenne River on County Road 55, ca 39 air mi ESE of Wright; ca 34 air mi SW of Newcastle.  Elev. 4240-4400 ft.
T41N R66W S3 SE1/4.  43.5585 N, 104.7707 W.  
Sagebrush grassland, Bouteloua gracilis abundant. Phenology: vegetative only. 

Peter J. Ebertowski, 5798.  7/1/2003. 		RM 
_________________________________________________________________________

87.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: low hills N of Little Thunder Creek and Hansen Draw, on gravel road near gas processing plant, ca 21 air mi E of Wright; ca 44 air mi W of Newcastle.  Elev. 4560-4700 ft.
T43N R69W S24.  43.6859 N, 105.0899 W.  
Scoria hill. Phenology: fruiting. 

Peter J. Ebertowski, 5821.  7/1/2003. 		RM 
_________________________________________________________________________

88.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills N of confluence of North Fork Duck Creek and Duck Creek, off dirt road to Dickinson Ranch, ca 39 air mi NNE of Gillette; ca 39 air mi NNW of Moorcroft.  Elev. 3800-3940 ft.
T56N R69W S30 W1/2.  44.8086 N, 105.1883 W.  
Ravine slope with Rocky Mountain juniper and low shrubs. Phenology: fruiting. 

Peter J. Ebertowski, 5918.  7/3/2003. 		RM 
_________________________________________________________________________

89.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: low hills N of Flat Creek, on LA Ranch or County Road 10, ca 33 air mi NE of Gillette; ca 31 air mi NNW of Moorcroft.  Elev. 4160-4220 ft.
T54N R69W S4 SW1/4.  44.688 N, 105.157 W.  
Grassy hilltop with small rock outcrops. Phenology: fruiting. 

Peter J. Ebertowski, 5947.  7/3/2003. 		RM 
_________________________________________________________________________

90.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: tributary of Skull Creek, E of Sunquist Draw, on County Road 14, ca 13 air mi ESE of Upton; ca 15 air mi NE of Newcastle.  Elev. 4580-4640 ft.
T47N R63W S14 W1/4.  44.0481 N, 104.3896 W.  
Grassland on rocky hillside. Phenology: fruiting. 

Peter J. Ebertowski, 6222.  7/7/2003. 		RM 
_________________________________________________________________________

91.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills E of and draining to East Iron Creek, on four wheel drive road, ca 8 air mi ENE of Upton; ca 23 air mi NW of Newcastle.  Elev. 4460-4620 ft.
T48N R64W S24.  44.1183 N, 104.4901 W.  
Sagebrush grassland, clayey soils. Phenology: vegetative only. 

Peter J. Ebertowski, 6229.  7/7/2003. 		RM 
_________________________________________________________________________

92.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Wildcat Creek and hills to SW, on County Road 54, ca 27 air mi SW of Newcastle, ca 36 air mi S of Upton.  Elev. 4010-4200 ft.
T42N R65W S36.  43.5726 N, 104.6111 W.  
Rocky knoll in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 6360.  7/9/2003. 		RM 
_________________________________________________________________________

93.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: Sage Creek on Old Highway 85 or County Road 9, ca 4.5 air mi E of Mule Creek Junction; ca 32 air mi S of Newcastle.  Elev. 3880-3960 ft.
T39N R61W S13 NE1/4.  43.3608 N, 104.1309 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Rock outcrops along ravine. Phenology: vegetative only. 

Peter J. Ebertowski, 6382.  7/9/2003. 		RM 
_________________________________________________________________________

94.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Burning Coal Draw just N of North Prong Little Thunder Creek on Wyo Hwy 450, ca 15 air mi ESE of Wright; ca 43 air mi SSE of Gillette.  Elev. 4620-4760 ft.
T43N R70W S23 NE1/4.  43.6859 N, 105.2295 W.  
Base of clinkers on scoria hill. Phenology: vegetative only. 

Peter J. Ebertowski, 6444.  7/10/2003. 		RM 
_________________________________________________________________________

95.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: ca 4 air mi NW of junction of Wyo Hwy 487 and Wyo Hwy 220.  Elev. 5480-5500 ft.
T32N R82W S33.  42.7006 N, 106.6687 W.  
Shale hills and sandy areas and badlands. Phenology: fruiting. 

Ronald L. Hartman, 57417.  6/11/1997. 		RM 
     with Amy J. Roderick and Cherie Winner
_________________________________________________________________________

96.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of North Fork Lone Tree Creek, on two track road off Wyo Hwy 450, ca 20 air mi WSW of Newcastle; ca 24 air mi S of Upton.  Elev. 4360-4440 ft.
T44N R65W S36.  43.7426 N, 104.6111 W.  
Rock outcrop in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 6642.  7/13/2003. 		RM 
_________________________________________________________________________

97.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: grassland ca 1.8 mi N of Greasewood Creek, on Greasewood or County Road 10, ca 40 air mi N of Lusk; ca 24 air mi NE of Lance Creek.  Elev. 3960-4060 ft.
T39N R63W S27 NE1/4.  43.3302 N, 104.4049 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Patch of bare sandy soil and broken rock in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 6886.  7/18/2003. 		RM 
_________________________________________________________________________

98.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: Marcus Draw, on Redbird or County Road 11, ca 19 air mi N of Lance Creek, ca 42 air mi SSW of Newcastle.  Elev. 4060-4240 ft.
T38N R64W S6 E1/2.  43.2988 N, 104.579 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Rock outcrop in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 6973.  7/18/2003. 		RM 
_________________________________________________________________________

99.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: draw running E off Artesian Draw, on Wyo Hwy 387, ca 26 air mi SW of Wright; ca 21 air mi NE of Midwest.  Elev. 5220-5360 ft.
T42N R76W S36.  43.5726 N, 105.9276 W.  
Ravine with steep sandy walls. Phenology: vegetative only. 

Peter J. Ebertowski, 7070.  7/23/2003. 		RM 
_________________________________________________________________________

100.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Lone Tree Creek, on Grieves or County Road 5, ca 20 air mi WSW of Newcastle; ca 27 air mi S of Upton.  Elev. 4180-4260 ft.
T43N R64W S9 South1/2.  43.7143 N, 104.5513 W.  
Rock outcrop in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 7107.  7/25/2003. 		RM 
_________________________________________________________________________

101.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: tributary of Dry Fork Spring Creek, on York or Forest Road 900, ca 30 air mi NE of Gillette; ca 31 air mi NW of Moorcroft.  Elev. 3920-4100 ft.
T54N R70W S12.  44.6733 N, 105.2178 W.  
Gently sloping ravine with silver sagebrush. Phenology: vegetative only. 

Peter J. Ebertowski, 7228.  7/27/2003. 		RM 
_________________________________________________________________________

102.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge E of Short Creek, on road continuing Forest Road 1246, ca 34 air mi NW of Moorcroft; ca 24 air mi N of Gillette.  Elev. 4080-4500 ft.
T54N R71W S28 E1/2.  44.6292 N, 105.4 W.  
Scoria hillside. Phenology: vegetative only. 

Peter J. Ebertowski, 7300.  7/27/2003. 		RM 
_________________________________________________________________________

103.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: grassland N of Little Thunder Creek, on Wyo Hwy 450, ca 28 air mi ESE of Wright; ca 39 air mi WSW of Newcastle.  Elev. 4360-4400 ft.
T43N R68W S36 E1/2.  43.6576 N, 104.9702 W.  
Sandstone outcrop. Phenology: vegetative only. 

Peter J. Ebertowski, 7339.  7/29/2003. 		RM 
_________________________________________________________________________

104.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Robertson Flat, near intersection of Wyo Hwy 59 and Forest Road 942, ca 26 air mi S of Wright; ca 45 air mi N of Douglas.  Elev. 4960-5060 ft.
T40N R71W S33 NW1/4.  43.3988 N, 105.3902 W.  
Hillside of broken rock and sandy soil. Phenology: vegetative only. 

Peter J. Ebertowski, 7435.  7/31/2003. 		RM 
_________________________________________________________________________

105.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Sunny Draw, on two-track off Forest Road 973, ca 23 air mi SE of Wright; ca 53 air mi N of Douglas.  Elev. 4620-4880 ft.
T41N R69W S19.  43.516 N, 105.1896 W.  
Creek bed. Phenology: vegetative only. 

Peter J. Ebertowski, 7541.  7/31/2003. 		RM 
_________________________________________________________________________

106.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: West Fork Duck Creek, on two-track off Forest Road 903, ca 34 air mi NNE of Gillette; ca 34 air mi NNW of Moorcroft.  Elev. 3980-4150 ft.
T55N R69W S19 SE1/4.  44.732 N, 105.1975 W.  
Slope of broken rock and sandy soil, with yucca and little bluestem. Phenology: vegetative only. 

Peter J. Ebertowski, 7573.  8/2/2003. 		RM 
_________________________________________________________________________

107.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Cedar Draw, on Wyo Hwy 59, ca 16 air mi N of Gillette; ca 30 air mi NW of Moorcroft.  Elev. 3990-4400 ft.
T52N R71W S6.  44.5252 N, 105.4392 W.  
Scoria hills, Elymus spicatus abundant. Phenology: vegetative only. 

Peter J. Ebertowski, 7613.  8/2/2003. 		RM 
_________________________________________________________________________

108.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: upper (northern) part of Fields Draw, on Wyo Hwy 450, ca 32 air mi WSW of Newcastle; ca 33 air mi E of Wright.  Elev. 4320-4440 ft.
T43N R67W S24.  43.6859 N, 104.8505 W.  
Steep ravine slope in sagebrush grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 7665.  8/4/2003. 		RM 
_________________________________________________________________________

109.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Buffalo Creek, on Watt Road, ca 8 air mi SSE of Moorcroft ca 14 air mi ENE of Upton.  Elev. 4320-4440 ft.
T48N R68W S16 N1/2.  44.1324 N, 105.033 W.  
Knoll with yucca and large rocks in grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 7711.  8/4/2003. 		RM 
_________________________________________________________________________

110.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Brown Springs Creek, on two-track off Ross or County Road 31, ca 32 air mi NW of Douglas; ca 22 air mi NNE of Glenrock.  Elev. 5280-5500 ft.
T37N R74W S27 E1/2.  43.1496 N, 105.7278 W.  
Rock outcrop in sagebrush grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 7910.  8/8/2003. 		RM 
_________________________________________________________________________

111.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Lake Creek and hills to the E, on Forest Road 1420C, ca 34 air mi SE of Wright; ca 44 air mi NNE of Douglas.  Elev. 4460-4610 ft.
T39N R69W S12 N1/4.  43.37 N, 105.0906 W.  
Scoria hill with clinker boulders and outcrops. Phenology: vegetative only. 

Peter J. Ebertowski, 8024.  8/11/2003. 		RM 
_________________________________________________________________________

112.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: West Fork Cottonwood Creek, on Avon Road, ca 15 air mi ENE of Gillette; ca 6 air mi N of Rozet.  Elev. 4120-4220 ft.
T51N R70W S36 N1/2.  44.3592 N, 105.2164 W.  
Rocky slope with yucca and little bluestem. Phenology: vegetative only. 

Peter J. Ebertowski, 8068.  8/13/2003. 		RM 
_________________________________________________________________________

113.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills and ravines ca 0.5 mi E of Soda Well, on Forest Road 1247, ca 31 air mi NNE of Gillette; ca 33 air mi NNW of Moorcroft.  Elev. 3940-4040 ft.
T54N R70W S3 W1/2.  44.688 N, 105.2583 W.  
Ravine slope with ponderosa pine. Phenology: vegetative only. 

Peter J. Ebertowski, 8131.  8/13/2003. 		RM 
_________________________________________________________________________

114.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Little Powder River, on Wyo Hwy 59, ca 11 air mi N of Gillette; ca 30 air mi NW of Moorcroft.  Elev. 4080-4320 ft.
T52N R72W S36 W1/2.  44.4498 N, 105.4594 W.  
Scoria hill with ponderosa pine. Phenology: vegetative only. 

Peter J. Ebertowski, 8161.  8/13/2003. 		RM 
_________________________________________________________________________

115.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills between Sunny Draw and Beckwith Creek, on two-track off Forest Road 973, ca 23 air mi SE of Wright; ca 52 air mi SW of Newcastle.  Elev. 4680-4900 ft.
T41N R69W S20.  43.516 N, 105.1697 W.  
Scoria hills; hilltops and ravines with ponderosa pine and Rocky Mountain juniper. Phenology: vegetative only. 

Peter J. Ebertowski, 8203.  8/15/2003. 		RM 
_________________________________________________________________________

116.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: scoria ridge N of Dugout, on two-track road, ca 29 air mi SE of Wright; ca 51 air mi NNE of Douglas.  Elev. 4760-5040 ft.
T40N R69W S24 W1/2.  43.4275 N, 105.0906 W.  
Scoria hills. Phenology: fruiting. 

Peter J. Ebertowski, 8268.  8/15/2003. 		RM 
_________________________________________________________________________

117.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge E of Lone Tree Creek, on Raven Creek or County Road 18, ca 34 air mi W of Newcastle; ca 25 air mi S of Moorcroft.  Elev. 4620-4760 ft.
T45N R67W S4 E1/2.  43.9078 N, 104.9124 W.  
Knoll with rock outcrops in sagebrush grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 8359.  8/19/2003. 		RM 
_________________________________________________________________________

118.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills, ca 0.5 mi S of Antelope Creek, on Forest Road 942, ca 23 air mi SE of Wright; ca 51 air mi N of Douglas.  Elev. 4520-4820 ft.
T41N R70W S35 South1/4.  43.4876 N, 105.2295 W.  
Scoria hills. Phenology: vegetative only. 

Peter J. Ebertowski, 8446.  8/21/2003. 		RM 
_________________________________________________________________________

119.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: scoria hills SE of Logan Draw, on Forest Road 1416, ca 23 air mi SE of Wright; ca 49 air mi N of Douglas.  Elev. 4660-4750 ft.
T40N R70W S7 N1/2.  43.4562 N, 105.3103 W.  
Scoria slopes. Phenology: vegetative only. 

Peter J. Ebertowski, 8466.  8/21/2003. 		RM 
_________________________________________________________________________

120.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: grassland in Mush Creek Oil Field, ca 1 mi NE of South Beaver Creek, on Wyo Hwy 450, ca 14 air mi WSW of Newcastle; ca 23 air mi SSE of Upton.  Elev. 4140-4280 ft.
T44N R64W S23 E1/2.  43.7709 N, 104.5114 W.  
Sandy hills with rock outcrops, yucca and prairie sandreed abundant. Phenology: vegetative only. 

Peter J. Ebertowski, 8543.  8/23/2003. 		RM 
_________________________________________________________________________

121.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills ca 1 mi E of Dry Fork Spring Creek, on two-track road off York or Forest Road 900, ca 29 air mi NNE of Gillette; ca 31 air mi NW of Moorcroft.  Elev. 3860-3960 ft.
T54N R70W S14 NW1/4.  44.6586 N, 105.238 W.  
Little bluestem grassland. Phenology: vegetative only. 

Peter J. Ebertowski, 8652.  8/25/2003. 		RM 
_________________________________________________________________________

122.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: eastern edge of Red Hills, ca 1 mi S of Antelope Creek, off Steckley or Forest Road 942, ca 25 air mi SE of Wright; ca 50 air mi N of Douglas.  Elev. 4560-4880 ft.
T40N R70W S12 NE1/4.  43.4562 N, 105.2104 W.  
Scoria hill, ponderosa pine on rims of hilltops. Phenology: vegetative only. 

Peter J. Ebertowski, 8686.  8/27/2003. 		RM 
_________________________________________________________________________

123.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills, ca 1 mi S of Antelope Creek, on four-wheel drive road, ca 23 air mi SE of Wright; ca 58 air mi WSW of Newcastle.  Elev. 4580-4800 ft.
T40N R70W S4 SW1/4.  43.4706 N, 105.2703 W.  
Scoria hills. Phenology: vegetative only. 

Peter J. Ebertowski, 8699.  8/27/2003. 		RM 
_________________________________________________________________________

124.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: West Fork Fiddler Creek, on Upton-Fairview or County Road 59, ca 10 air mi S of Upton; ca 23 air mi WNW of Newcastle.  Elev. 4220-4280 ft.
T46N R65W S27 NE1/4.  43.9359 N, 104.651 W.  
Steep slope covered by yucca. Phenology: vegetative only. 

Peter J. Ebertowski, 8718.  8/28/2003. 		RM 
_________________________________________________________________________

125.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Rochelle Hills, between School Creek and Hansen Draw, on Forest Road 968C, ca 18 air mi SE of Wright; ca 49 air mi WSW of Newcastle.  Elev. 4580-4960 ft.
T43N R69W S32.  43.6576 N, 105.1697 W.  
Scoria hill. Phenology: vegetative only. 

Peter J. Ebertowski, 8750.  8/29/2003. 		RM 
_________________________________________________________________________

126.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: SE of switch back on County Road 128 at base and lower slope of Anderson Mesa, ca 10 air mi SE of Flagstaff.  Elev. 6880-7100 ft.
T20N R8E S27 E1/2; also W1/4 S26.  35.0879 N, 111.5294 W; GPS Reading.  
Rocky slope with ledges in pinyon/juniper/oak woodland. Phenology: vegetative only. 

B. E. Nelson, 63423.  9/24/2004. 		RM 
_________________________________________________________________________

127.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: from the observation point along County Road 3 (Forest Hwy 3) 0.5 mi out into Morman Lake bed, SSE of Bass Point, ca 20 air mi SE of Flagstaff.  Elev. 7100-7300 ft.
T18N R9E S9 NE1/4.  34.9631 N, 111.4381 W to 34.9622 N, 111.447 W; GPS Reading.  
Thickets between base of basalt cliffs and old lake shore. Phenology: vegetative only. 

B. E. Nelson, 63513.  9/24/2004. 		RM 
_________________________________________________________________________

128.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: above and in upper Walnut Canyon from County Road 3 (Forest Hwy 3) to the junction with Skunk Canyon, ca 4.5 - 5 air mi SE of Flagstaff.  Elev. 6720 ft.
T20N R7E S1 E1/4.  35.1316 N, 111.6052 W to 35.15 N, 111.6 W; GPS Reading.  
Canyon bottom. Phenology: fruiting. 

B. E. Nelson, 63734.  9/26/2004. 		RM 
     with James F. Fowler
_________________________________________________________________________

129.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: Sterling Canyon from Vultee Arch to pass to E towards Manzanita Campground.  Elev. 6800 ft.
T18N R6E S18.  34.9397 N, 111.7687 W to 34.9366 N, 111.747 W; GPS Reading.  
Ponderosa pine and Douglas fir forest with oak understory. Phenology: vegetative only. 

Ronald L. Hartman, 80427.  8/28/2004. 		RM 
     with James F. Fowler
_________________________________________________________________________

130.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: Casner Research Natural Area: Casner Canyon E of Oak Creek, ca 2 air mi N of Munds Mountain, ca 3 air mi NE of Sedona.  Elev. 4630-4700 ft.
T17N R6E S3 NW1/4; also T18N R6E S34 SW1/4.  34.8933 N, 111.7282 W to 34.89 N, 111.7133 W; GPS Reading.  
Open south-facing slope with scattered chaparral, Opuntia, and cover of Bromus rubens. Phenology: flowering & fruiting. 

B. E. Nelson, 63775.  4/20/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

131.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: off Control or Forest Road 64 below Milk Ranch Point on the Mogollon Rim, ca 3.5 air mi SE of Pine; ca 9.5 air mi NW of Payson.  Elev. 5590-5720 ft.
T11.5N R9E S26 NE1/4.  34.3577 N, 111.4127 W; GPS Reading.  
Chaparral with scattered alligator juniper, pinyon, and occasional ponderosa pine. Phenology: flowering. 

B. E. Nelson, 63894.  4/22/2005. 		RM 
_________________________________________________________________________

132.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Yavapai County: Kaibab National Forest: along Johnson Creek and adjacent areas just W of Ariz Hwy 89, ca 1.5 air mi S of Ash Fork.  Elev. 5080-5100 ft.
T21N R2W S14 SW1/4.  35.1996 N, 112.4744 W; GPS Reading.  
Brushy north-facing slope along the dry wash, with juniper. Phenology: vegetative only. 

B. E. Nelson, 63969.  4/23/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

133.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: Shoshone National Forest: along Dunn Creek, ca 2-3 mi N of Wapiti.  Elev. 6600 ft.
T52N R105W S11.  44.4908 N, 109.4629 W.  
Riparian community with Populus angustifolia, Elaeagnus commutata and Alnus incana. Phenology: fruiting. 

Erwin F. Evert, 12001.  6/8/1987. 		RM 731031	Barcode: RM0040408
_________________________________________________________________________

134.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: ridge between Big Creek and Wall Creek, ca 2-3 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6000-6400 ft.
T52N R105W S9; also S16.  44.4908 N, 109.5032 W.  
In grassland community with Koeleria macrantha, Elymus spicatus and Carex filifolia. Phenology: vegetative only. 

Erwin F. Evert, 12171.  6/14/1987. 		RM 731329	Barcode: RM0040407
_________________________________________________________________________

135.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Yavapai County: Prescott National Forest: just E of Ariz Hwy 89, ca 4 air mi N of Paulden; ca 20 air mi S of Ash Fork.  Elev. 4730-4800 ft.
T18N R2W S23 NE1/4; also NW1/4 S24.  34.9347 N, 112.4317 W; GPS Reading.  
Juniper woodland. Phenology: vegetative only. 

B. E. Nelson, 64015.  4/23/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

136.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Yavapai County: Prescott National Forest: Bradshaw Mountains: east side of Ariz Hwy 89, ca 1/3 mi N of Indian Creek, ca 4 air mi SSW of Prescott.  Elev. 5900-6000 ft.
T13N R2W S19 SE1/4.  34.4887 N, 112.5011 W; GPS Reading.  
Instense burn of ponderosa pine forest. Phenology: flowering & fruiting. 

B. E. Nelson, 64082.  4/23/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

137.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Yavapai County: Prescott National Forest: Black Hills: mouth of Yaeger Canyon along Ariz Hwy 89A, ca 6.5 air mi SW of Jerome; ca 18.5 air mi NE of Prescott.  Elev. 5800 ft.
T15N R2E S18 SE1/4.  34.6783 N, 112.1938 W; GPS Reading.  
Pinyon/juniper/oak woodland. Phenology: fruiting. 

B. E. Nelson, 64101.  4/23/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

138.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: just E of U.S. Hwy 89 and along Hulls Wash, ca 1.5 air mi S of forest boundary, ca 23.5 air mi N of Flagstaff.  Elev. 5860-5940 ft.
T25N R8E S28 E1/2.  35.5152 N, 111.5429 W; GPS Reading.  
On basalt cliffs and slopes in a small canyon. Phenology: vegetative only. 

B. E. Nelson, 64126.  4/25/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

139.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: north side of Sheep Mountain, ca 2 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6400 ft.
T52N R104W S24.  44.4645 N, 109.3051 W.  
In limestone canyon on talus with scattered Douglas fir and Agropyron spicatum. Phenology: vegetative only. 

Erwin F. Evert, 14205.  6/5/1988. 		RM 753590	Barcode: RM0040414
_________________________________________________________________________

140.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ca 1/4 mi W of Trout Creek, just S of Murray Creek and ca 2 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6000-6200 ft.
T52N R104W S4.  44.5079 N, 109.3656 W.  
Limestone outcroppings with Douglas fir. Phenology: vegetative only. 

Erwin F. Evert, 14264.  6/7/1988. 		RM 753687	Barcode: RM0040413
_________________________________________________________________________

141.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: south side of Four Bear (Black) Mountain, ca 1 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6200-6800 ft.
T52N R104W S8.  44.4935 N, 109.3858 W.  
Open south-facing sagebrush-grassland, dominant species included: Artemisia nova, Artemisia tridentata ssp. wyomingensis, Carex filifolia and Agropyron spicatum. Phenology: fruiting. 

Erwin F. Evert, 14448.  6/14/1988. 		RM 753380	Barcode: RM0040415
_________________________________________________________________________

142.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Sweet Grass County: Ca 1/4 mi E of Dry Creek, ca 4 mi SE of Big Timber.  Elev. 4300 ft.
T1S R15E S5.  45.7781 N, 109.9016 W.  
Grassland with Carex filifolia, Agropyron spicatum, and Arenaria hookeri. Phenology: flowering. 

Erwin F. Evert, 24839.  6/4/1993. 		RM 611949
_________________________________________________________________________

143.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: immediately W of Pass Creek and 1/2 mi N of Castle Creek, in foothills ca 8 mi NW of Nye.  Elev. 6500-6700 ft.
T4S R14E S24.  45.4723 N, 109.9428 W.  
Limestone outcroppings and talus with Rhus trilobata, Eritrichium howardii, Sedum lanceolatum, and Penstemon attenuatus. Phenology: vegetative only. 

Erwin F. Evert, 25810.  7/9/1993. 		RM 611268
_________________________________________________________________________

144.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Just N of North Fork Dry Creek, ca 8 m NW of Belfry.  Elev. 4060-4280 ft.
T7S R22E S7 SW1/4.  45.2405 N, 109.0773 W.  
Sagebrush-grassland with scattered limber pine and juniper; on north/south trending ridge with sandstone outcroppings. Phenology: vegetative only. 

Erwin F. Evert, 26718.  6/5/1994. 		RM 780299
_________________________________________________________________________

145.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along south side of Sand Draw Road, ca 20 mi NW of Thermopolis.  Elev. 4800 ft.
T45N R96W S27.  43.8359 N, 108.3614 W.  
Shrub steppe with Astragalus grayi, Strepanthella longirostris, Gaura coccinea, and Carex filifolia. Phenology: fruiting. 

Erwin F. Evert, 28710.  6/6/1995. 		RM 783301	Barcode: RM0214467
_________________________________________________________________________

146.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Paradise Valley: Gallatin National Forest: La Duke Trail Head, just E of U.S. Hwy 89, ca 6 mi NW of Gardiner.  Elev. 5300-5500 ft.
T8S R8E S32.  45.095 N, 110.7703 W.  
Disturbed sagebrush-grassland with Artemisia arbuscula, Lewisia rediviva, Lappula redowskii, and Allium textile. Phenology: flowering & fruiting. 

Erwin F. Evert, 28996.  6/15/1995. 		RM 782499	Barcode: rm0103937
_________________________________________________________________________

147.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: ridge just SW of Emigrant Creek and Old Chico, ca 3.5 mi SE of Emigrant.  Elev. 5500-5600 ft.
T6S R8E S14.  45.3142 N, 110.7067 W.  
Sagebrush-grassland with Festuca idahoensis, Agropyron spicatum, Antennaria umbrinella, and Arenaria congesta. Phenology: flowering. 

Erwin F. Evert, 29204.  6/16/1995. 		RM 782683
_________________________________________________________________________

148.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Ridge 2.5 mi SW of Fromberg and 3/4 mi W of U.S. Highway 310.  Elev. 3775 ft.
T5S R23E S31.  45.3559 N, 108.9352 W; uncertainty 1 mi..  
Along irrigation ditch with Equisetum arvense, Iva axillaris, and Alopecurus arundinaceus. Phenology: vegetative only. 

Erwin F. Evert, 30783.  6/4/1996. 		RM 788205
_________________________________________________________________________

149.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Ridge 1 mi W of Belfry and 1/4 mi N of Mont Hwy 308.  Elev. 4100-4200 ft.
T8S R22E S16; also S9.  45.1386 N, 109.0363 W; uncertainty 1 mi..  
Sagebrush-grassland with Atriplex confertifolia, Agropyron spicatum, and Astragalus missouriensis. Phenology: vegetative only. 

Erwin F. Evert, 30950.  6/6/1996. 		RM 788117
_________________________________________________________________________

150.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Gallatin Range foothills: ridge 1/8-1/4 mi N of Cokedale Road, 6 mi W of Livingston.  Elev. 5100-5300 ft.
T2S R8E S24.  45.6471 N, 110.6834 W; uncertainty 1 mi..  
Grassland/forbland on south facing slope and rocky breaks with scattered juniper and limber pine. Phenology: vegetative only. 

Erwin F. Evert, 31197.  6/14/1996. 		RM 787159
_________________________________________________________________________

151.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Coconino Plateau: along small canyon leading to Coconino Wash, ca 4 air mi S of South Rim Grand Canyon, ca 8 air mi ESE of Tusayan; ca 55 air mi NNW of Flagstaff.  Elev. 7160-7280 ft.
T30N R4E S32 SW1/4.  35.9344 N, 111.9928 W; GPS Reading.  
Shallow canyon in limestone in ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 67467.  9/24/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

152.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along Gold Prize Creek, 0-1/3 mi E of confluence with Sixmile Creek, 8 mi S of Emigrant.  Elev. 5600-5800 ft.
T7S R8E S5.  45.2584 N, 110.7692 W; uncertainty 0.25 mi..  
Grassland/forbland with Festuca idahoensis, Bromus tectorum, and Phacelia linearis on south facing slope north of creek. Phenology: flowering & fruiting. 

Erwin F. Evert, 31517.  6/22/1996. 		RM 787388
_________________________________________________________________________

153.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Coconino Plateau: off Coconino Rim or Forest Road 310 ca 1.5 air mi S of Coconino Rim just E of Woodbridge Tank, ca 20 air mi ESE of Tusayan; ca 48 air mi N of Flagstaff.  Elev. 7020-7060 ft.
T29N R5E S24 SE1/4.  35.8808 N, 111.8034 W; GPS Reading.  
Sandy ponderosa pine forest with pinyon, juniper, and oak, with shallow wash. Phenology: vegetative only. 

B. E. Nelson, 67577.  9/25/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

154.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Upper Basin on Coconino Plateau at Wagoner Tank in upper Lee Canyon along Forest Road 307, ca 15.5 air mi E of Tusayan; ca 52.5 air mi NNW of Flagstaff.  Elev. 6480-6500 ft.
T29N R5E S4 NW1/4; also T30N R5E S33 SW1/4.  35.9331 N, 111.8647 W; GPS Reading.  
Rocky slope and shallow wash with pinyon. Phenology: vegetative only. 

B. E. Nelson, 67608.  9/25/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

155.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Ridge 4 mi NE of Fromberg; 1.5 mi E of U.S. Hwy 310.  Elev. 3900-4000 ft.
T4S R23E S36.  45.4433 N, 108.8324 W; uncertainty 1 mi..  
Disturbed sagebrush-grassland with Agropyron spicatum, Bromus tectorum, and Alyssum alyssoides. Phenology: vegetative only. 

Erwin F. Evert, 32791.  6/10/1997. 		RM 818187	Barcode: RM0021090
_________________________________________________________________________

156.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Ridge immediately N of County Road 421 and E of Monahan Road, 1.3 mi W of Joliet.  Elev. 4000 ft.
T4S R22E S16; also S15.  45.487 N, 109.0175 W; uncertainty 2 mi..  
Disturbed ponderosa pine-grassland on sandstone outcroppings with Agropyron spicatum, Alyssum desertorum, and Bromus tectorum. Phenology: fruiting. 

Erwin F. Evert, 32909.  6/11/1997. 		RM 818299	Barcode: RM0021575
_________________________________________________________________________

157.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Ridge just E of U.S. Hwy 310 and W of Hollenbeck Draw, S of the Clarks Fork Yellowstone River, 5 mi S of Belfry.  Elev. 4280 ft.
T9S R22E S9.  45.0667 N, 109.0363 W; uncertainty 1 mi..  
Sagebrush-saltbush-grassland on sandstone outcroppings with Cymopterus terebinthinus, Artemisia nova, and Atriplex confertifolia. Phenology: flowering & fruiting. 

Erwin F. Evert, 32971.  6/11/1997. 		RM 818359	Barcode: RM0021572
_________________________________________________________________________

158.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge and sandstone outcroppings N of Upper Cottonwood Creek Road, ca 28 mi NW of Thermopolis.  Elev. 5200 ft.
T45N R97W S32.  43.8211 N, 108.52 W; uncertainty 1 mi..  
Sagebrush-grassland with Bouteloua gracilis, Bromus tectorum, and Sarcobatus vermiculatus. Phenology: fruiting. 

Erwin F. Evert, 33016.  6/21/1997. 		RM 818424	Barcode: RM0020815
_________________________________________________________________________

159.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek Mountains: ridge just S of county road and North Fork Owl Creek, ca 4 mi NNE of Anchor Reservoir; ca 30 mi W of Thermopolis.  Elev. 6200 ft.
T43N R99W S17.  43.6916 N, 108.7636 W; uncertainty 1 mi..  
Rocky grassland on limestone with Koeleria macrantha, Stipa comata, Carex filifolia, and a few Pinus flexilis. Phenology: fruiting. 

Erwin F. Evert, 33167.  6/22/1997. 		RM 818568	Barcode: RM0020426
_________________________________________________________________________

160.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek Mountains: lower end of the Wind River Canyon, along U.S. Hwy 20/Wyo Hwy 789, 4 mi S of Thermopolis.  Elev. 4430 ft.
T42N R95W S24.  43.5908 N, 108.2058 W; uncertainty 1 mi..  
Weedy, rocky riparian area along the river with Bromus inermis, Asclepias speciosa, and Cirsium arvense. Phenology: vegetative only. 

Erwin F. Evert, 33214.  6/22/1997. 		RM 818618	Barcode: rm0023872
_________________________________________________________________________

161.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Public Fishing Access Site along the west side of the Big Horn River, ca 4 mi N of Thermopolis.  Elev. 4250 ft.
T43N R94W S17.  
Weedy, riparian area with Elaeagnus angustifolia, Bromus tectorum, Sporobolus airoides, and Alyssum desertorum. Phenology: fruiting. 

Erwin F. Evert, 33247.  6/22/1997. 		RM 818649	Barcode: RM0020497
_________________________________________________________________________

162.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Ridge and draw immediately E of the Yellowstone River, ca 2.5 mi S of Livingston.  Elev. 4800-4900 ft.
T2S R9E S36.  
Grassland with some scattered limber pine and Douglas fir. Phenology: fruiting. 

Erwin F. Evert, 33404.  6/28/1997. 		RM 818754	Barcode: RM0019907
_________________________________________________________________________

163.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Paradise Valley: Grey Owl/Chicory Public Fishing accesses along the west side of the Yellowstone River, 19 mi S of Livingston.  Elev. 4880 ft.
T5S R8E S14.  
Disturbed riparian community adjacent to corrals with Bromus tectorum, Melilotus officinalis, Centaurea maculosa, and Populus balsamifera. Phenology: flowering & fruiting. 

Erwin F. Evert, 34495.  8/5/1997. 		RM 819209	Barcode: RM0021281
_________________________________________________________________________

164.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Wolf Canyon 1 mi S of the Yellowstone River, ca 14 mi WSW of Laurel.  Elev. 3600-3700 ft.
T3S R22E S8 SE1/4.  45.5889 N, 109.0381 W; uncertainty 0.5 mi..  
Sides of canyon in rocky open ponderosa pine forest with Agropyron spicatum, Festuca idahoensis, and Rhus trilobata in the understory. Phenology: fruiting. 

Erwin F. Evert, 34832.  6/2/1998. 		RM 820186	Barcode: RM0023355
_________________________________________________________________________

165.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 1/4 - 1/2 mi N of Little Sand Draw Road, ca 15 mi NW of Thermopolis.  Elev. 4600 ft.
T45N R95W S33.  43.8211 N, 108.2594 W; uncertainty 1 mi..  
Sagebrush-grassland with Carex filifolia, Stipa comata, and Delphinium geyeri. Phenology: fruiting. 

Erwin F. Evert, 34941.  6/11/1998. 		RM 820097	Barcode: rm0023831
_________________________________________________________________________

166.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Gallatin National Forest: along the north side of Yellowstone River just west of Bear Creek, 2 mi E of Gardiner.  Elev. 5300-5400 ft.
T9S R9E S19.  45.0368 N, 110.668 W; uncertainty 1 mi..  
Saltbrush/greasewood grassland on barren south-facing slope with Alyssum alyssoides, Atriplex gardneri, and Sarcobatus vermiculatus. Phenology: fruiting. 

Erwin F. Evert, 35236.  6/29/1998. 		RM 821041	Barcode: RM0014001
_________________________________________________________________________

167.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: northwest edge of Black Bill Park just E of U.S. Hwy 89 on Forest Road 776, ca 10.5 air mi NE of Flagstaff.  Elev. 6800 ft.
T23N R8E S33 SE1/4.  35.3292 N, 111.5448 W.  
Roadside and adjacent disturbed areas. Phenology: vegetative only. 

B. E. Nelson, 69661.  8/23/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

168.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: along Forest Road 545 in Kana a Wash, ca 1.5 air mi E of Sunset Crater Volcano National Monunment, ca 16 air mi NE of Flagstaff.  Elev. 6540-6560 ft.
T23N R9E S17 SE1/4.  35.3748 N, 111.4588 W.  
Open ponderosa pine woods on cinders among lava flows. Phenology: vegetative only. 

B. E. Nelson, 69701.  8/23/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

169.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: Painted Desert Vista Picnic Area on Forest Road 545 at the south edge of Strawberry Crater Wilderness, ca 18 air mi NE of Flagstaff.  Elev. 6180 ft.
T23N R9E S10 NW1/4.  35.3906 N, 111.4315 W.  
Pinyon/juniper woodland on cinders. Phenology: vegetative only. 

B. E. Nelson, 69730.  8/23/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

170.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Stillwater County: Coal Mine Coulee, ca 10 mi SE of Columbus.  Elev. 3700 ft.
T3S R21E S16.  45.5743 N, 109.1409 W; uncertainty 1 mi..  
Grassland and open ponderosa pine forest with Koeleria macrantha, Agropyron spicatum, Bouteloua gracilis, and Balsamorhiza incana. Phenology: flowering & fruiting. 

Erwin F. Evert, 36467.  6/4/1999. 		RM 822976	Barcode: RM0020182
_________________________________________________________________________

171.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Sweet Grass County: Ridge ca 1 mi S of the Yellowstone River and 2 mi WSW of Reed Point.  Elev. 4000-4100 ft.
T1S R17E S36.  45.7053 N, 109.5728 W; uncertainty 1 mi..  
Grassland and open ponderosa pine forest with Purshia tridentata, Geum triflorum, Arnica sororia, and Astragalus miser var. decumbens. Phenology: flowering. 

Erwin F. Evert, 36644.  6/5/1999. 		RM 822423	Barcode: RM0013917
_________________________________________________________________________

172.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Sitgreaves National Forest: Mogollon Plateau: Chevelon Canyon Campground and Chevelon Crossing on Forest Road 504, ca 15.5 air mi NW of Heber; ca 30.5 air mi S of Winslow.  Elev. 6140-6200 ft.
T14N R15E S19 NE1/4.  34.5916 N, 110.7879 W.  
Juniper woodland on sandy slope. Phenology: buds. 

B. E. Nelson, 69978.  8/25/2006. 		RM 
     with James F. Fowler, Brian Reif
_________________________________________________________________________

173.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: in The Canyon and adjacent areas on Forest Road 255 at the forest boundary, ca 12 air mi NW of Capulin; ca 15 air mi SSE of Monte Vista.  Elev. 8350-8550 ft.
T36N R6E S12.  37.3854 N, 106.26 W.  
Above the canyon with areas of sandstone pavement, soil patches, and rocky areas, with scattered pinyon pine, juniper, isolated Douglas fir and ponderosa pine. Phenology: fruiting. 

B. E. Nelson, 59367.  7/15/2003. 		RM 794704
_________________________________________________________________________

174.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Navajo County: Sitgreaves National Forest: Mogollon Plateau: Wildcat Canyon above Forest Road 504, ca 10.5 air mi NW of Heber; ca 25.5 air mi S of Winslow.  Elev. 6470-6540 ft.
T14N R15E S2 SW1/4.  34.5402 N, 110.7284 W to 34.5431 N, 110.7294 W.  
Canyon bottom, walls, and slopes on limestone. Phenology: buds. 

B. E. Nelson, 70040.  8/25/2006. 		RM 
     with James F. Fowler, Brian Reif
_________________________________________________________________________

175.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: Alder Creek: U.S. Hwy 160 E to County Road 17, N to Forest Road 610; ca 2 .5 air mi N of South Fork.  Elev. 9189 ft.
T40N R3E S16 SE1/4; also SW1/4 of SW1/4 S15.  37.7194 N, 106.6532 W.  
Pinyon/juniper and ponderosa pine woodland. Phenology: fruiting. 

Jeanette Flaig, 1696.  7/26/2003. 		RM 794707
_________________________________________________________________________

176.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: South Fork Guard Station, ca 1.5 air mi SW of South Fork.  Elev. 8350 ft.
T39N R3E S9 SE1/4.  37.6385 N, 106.6604 W.  
Xeric meadow with scattered Douglas fir. Phenology: fruiting. 

Jeanette Flaig, 2702.  8/14/2003. 		RM 794706
_________________________________________________________________________

177.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Colo Hwy 114 W to Forest Road 810 then ca 2 1/4 mi N; ca 21 air mi NW of Saguache.  Elev. 9130 ft.
T46N R4E S26 NE1/4; also SW1/4 S24, NW1/4 S25; T46N R4E S23 NW1/4.  38.2159 N, 106.5033 W.  
Xeric meadow with ponderosa pine on south slope, large rock outcrops with bristlecone pine, Douglas fir, spruce on east-facing slope with scattered aspen throughout. Phenology: fruiting. 

Jeanette Flaig, 3007.  8/21/2003. 		RM 794697
_________________________________________________________________________

178.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: ca 1/3 mi on Lone Tree Gulch Road, ca 10 air mi NW of Saguache.  Elev. 8270 ft.
T45N R6E S18 NE1/4; also SE1/4 S7.  38.1535 N, 106.3451 W.  
Pinus ponderosa woodland on west-facing slope with rocky outcrops. Phenology: fruiting. 

Jeanette Flaig, 3077.  8/21/2003. 		RM 794705
_________________________________________________________________________

179.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Shaw Springs: U.S. Hwy 160 from Del Norte travel N on Colo Hwy 112 to Pentatente Road W (Elephant Rocks); travel ca 2 mi to driveway on west side of road.  Elev. 7964 ft.
T41N R6E S33 SE1/4 of SE1/4; also SW1/4 of SW1/4 S34.  37 44.888' N, 106 18.851' W.  
Pinyon pine/juniper woodland. Phenology: fruiting. 

Jeanette Flaig, 360.  7/16/2003. 		RM 794708
     with Cindy Villa and Mike Wisdom
_________________________________________________________________________

180.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Poso Campgroungd and  Elev. 8800-9400 ft.
T42N R5E S4 South1/4; W 1 air mi also NW1/4 S9 and N1/2 S8.  37 54.473' N, 106 25.643' W.  
East exposure with spruce forests and scattered aspen below, igneous rock outcrop, and rocky ridge; rock outcrop. Phenology: flowering. 

Ronald L. Hartman, 77288.  6/17/2003. 		RM 794703
     with Jeanette Flaig
_________________________________________________________________________

181.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: Colo Hwy 151, 6 air mi NW of Forest Road 613.  Elev. 6430-6900 ft.
T34N R5W S24; S24; also NE1/4 S23 and SE1/4 S14.  37 10.355' N, 107 20.629' W to 37 10.52' N, 107 20.762' W.  
Sandy at bottom then shale and sandstone outcrops with ponderosa pine forest and scattered Gambel oak and Fendlera understory above; sandy areas and outcrop. Phenology: fruiting. 

Ronald L. Hartman, 77529.  6/22/2003. 		RM 794709
     with Jeanette Flaig
_________________________________________________________________________

182.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Colo Hwy 149, 11 road mi W of Forest Road 507.  Elev. 8900-9700 ft.
T40N R2W S11 W1/2; also NE1/4 S10, SE1/4 S3; also SW1/4 S2.  37 10.989' N, 107 20.769' W to 37 44.374' N, 107 3.93' W.  
Rocky igneous outcrops, grassy slopes, seep with Ribes dominant and spruce-Douglas fir; grassy slope. Phenology: fruiting. 

Ronald L. Hartman, 77689.  6/24/2003. 		RM 794702
     with Jeanette Flaig
_________________________________________________________________________

183.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, La Plata County: Eastern San Juan Mountains: along Spring Creek and Forest Road 537 below the mouth of Salt Cnayon, ca 8.5-9 air mi ENE of Ignacio; ca 8 air mi SE of Bayfield.  Elev. 7280-7550 ft.
T34N R6W S27 SW1/4.  37.1576 N, 107.4843 W; GPS Reading.  
Open ponderosa pine/pinyon forest on rocky flats. Phenology: vegetative only. 

B. E. Nelson, 62925.  8/18/2004. 		RM 
_________________________________________________________________________

184.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: vicinity of Fulcher Gulch, ca 13 air mi SW of Monte Vista off Forest Road 270.  Elev. 8012 ft.
T37N R7E S35 NW1/4 of SW1/4.  37.4061 N, 106.1818 W; GPS Reading.  
Xeric foothills, 2% east-facing slope and ephemeral drainage. Phenology: vegetative only. 

Jeanette Flaig, 3154.  5/22/2004. 		RM 
_________________________________________________________________________

185.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: SE of Terrace Reservoir, 21 air mi SSW of Monte Vista.  Elev. 8476 ft.
T36N R6E S24.  37.3533 N, 106.2752 W; GPS Reading.  
Pinyon pine woodland with rock outcrops near ridge. Phenology: flowering. 

Jeanette Flaig, 3275.  5/24/2004. 		RM 
_________________________________________________________________________

186.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: ca 7 air mi NNE of Del Norte, just N of the Elephant Rocks and Shaw Springs.  Elev. 8025 ft.
T41N R6E S27 W1/4; also E1/4 S28.  37.7652 N, 106.3095 W; GPS Reading.  
Pinyon/juniper woodland with large rock outcrops; xeric open area. Phenology: flowering. 

Jeanette Flaig, 3315.  5/25/2004. 		RM 
_________________________________________________________________________

187.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: County Road 42K, vicinity of Biedell Creek, 20 air mi NNE of Del Norte.  Elev. 7988 ft.
T42N R7E S18 SE1/4 of NE1/4; SE1/4 and also NE1/4 S19.  37.8819 N, 106.2535 W; GPS Reading.  
Open mesic foothill outwash. Phenology: flowering. 

Jeanette Flaig, 3379.  5/27/2004. 		RM 
     with Sue Komarek
_________________________________________________________________________

188.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: North Tracy Canyon, vicinity of Devils Knob, 3 air mi SW of Saguache.  Elev. 8243 ft.
T44N R7E S28 NE1/4 of NW1/4.  38.0455 N, 106.2011 W; GPS Reading.  
Pinyon woodland foothills to rock buttes on east 40 deg slope. Phenology: flowering. 

Jeanette Flaig, 3466.  5/29/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

189.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Laughlin Gulch, Burro Canyon, 9 air mi W of Saguache.  Elev. 9209 ft.
T44N R6E S4 NE1/4 of SE1/4; also SW1/4 S3 and SW1/4 of SE1/4; also N Center of S10.  38.0712 N, 106.3131 W; GPS Reading.  
South-facing slope with rock outcrops. Phenology: flowering. 

Jeanette Flaig, 3557.  5/30/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

190.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Seitz Creek, Forest Road 650, 14 air mi NW of Del Norte; S of Cyclone Mountain.  Elev. 8791 ft.
T41N R4E S14.  37.797 N, 106.5237 W; GPS Reading.  
Rock outcrop. Phenology: flowering & fruiting. 

Jeanette Flaig, 4079.  6/14/2004. 		RM 
_________________________________________________________________________

191.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: just N of Hot Creek State Wildlife Area and E of Ojito Creek and Piedrosa Canyon, 5 air mi ENE of Centro.  Elev. 8361 ft.
T35N R5E S5.  37.3005 N, 106.2236 W; GPS Reading.  
Northeast-facing slope in juniper/pinyon woodland with rock outcrops in thin rocky soil. Phenology: vegetative only. 

Jeanette Flaig, 4197.  6/15/2004. 		RM 
_________________________________________________________________________

192.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: First Fork or Forest Road 622, just N of Cooper Canyon, ca 17 air mi ENE of Bayfield.  Elev. 7140 ft.
T35N R4W S29 SW1/4 of SE1/4; also NW1/4 of NE1/4 S32.  37.2653 N, 107.3402 W; GPS Reading.  
Ponderosa pine and Quercus woodland with scattered Pseudotsuga menziesii; heavily grazed area with dense covering of Bromus tectorum. Phenology: fruiting. 

Jeanette Flaig, 5131.  6/28/2004. 		RM 
_________________________________________________________________________

193.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Limekiln Peak, Old Spanish Trail, Limekiln, SW of Sevenmile Plaza, 7.5 air mi SE of Del Norte.  Elev. 8000 ft.
T39N R6E S13 SW1/4 of SW1/4; also SE1/4 of SE1/4 S14.  37.6191 N, 106.2717 W; GPS Reading.  
Open plains, foothill washout area with a few scattered pinyon pine up a northeast-facing slope. Phenology: fruiting. 

Jeanette Flaig, 5148.  7/5/2004. 		RM 
_________________________________________________________________________

194.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rock Creek Park, Bishop Rock, Forest Road 28, 16 air mi SSE of Del Norte.  Elev. 8595 ft.
T38N R6E S35 SW1/4.  37.492 N, 106.2833 W; GPS Reading.  
Open pinyon, juniper, ponderosa pine, and Douglas fir woodland in rock garden. Phenology: vegetative only. 

Jeanette Flaig, 5418.  7/6/2004. 		RM 
_________________________________________________________________________

195.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: E of Coller State Wildlife Area: NW of the overlook, side road off Colo Hwy 149, ca 9 air mi NNW of South Fork.  Elev. 8420 ft.
T40N R2E S2 SW1/4.  37.7306 N, 106.7172 W; GPS Reading.  
Ponderosa pine woodland with scattered aspen and Douglas fir beneath rock buttes on southwest-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 5497.  7/8/2004. 		RM 
_________________________________________________________________________

196.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Deep Creek Trail, Trailhead 806 from Forest Road 528, ca 12 air mi S of Creede.  Elev. 8774-9677 ft.
T41N R1E S18 W1/2; also SE1/4 of SW1/4 S7.  37.7961 N, 106.9205 W to 37.8138 N, 106.9151 W; GPS Reading.  
Open xeric meadow. Phenology: fruiting. 

Jeanette Flaig, 6770.  7/26/2004. 		RM 
_________________________________________________________________________

197.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: along Colo Hwy 119 and North Clear Creek, W of Cottonwood Gulch, ca 5 air mi SE of Central City.  Elev. 7240-7340 ft.
T3S R72W S27 NE1/4.  39.7638 N, 105.4294 W; uncertainty 0.25 mi..  
Roadside and adjacent steep, rocky slope. Phenology: flowering. 

B. E. Nelson, 58616.  6/9/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

198.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: Anderson Mesa: Kinnikinick Lake.  Elev. 7055 ft.
T18N R10E S35.  34.8957 N, 111.3112 W.  
Lake margin and periphery. Phenology: vegetative only. 

Ronald L. Hartman, 84281.  9/14/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

199.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Middle Park: along Reeder Creek above County Road 33, ca 3 air mi NW of Williams Fork Reservoir; ca 6.5 air mi E of Kremmling.  Elev. 7560-7650 ft.
T1N R79W S17 SW1/4.  40.0438 N, 106.2682 W; uncertainty 0.25 mi..  
Steep, gravelly slopes. Phenology: vegetative only. 

B. E. Nelson, 49424.  6/15/2000. 		RM 
_________________________________________________________________________

200.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: ca 3 air mi W of Mogollon Rim Visitor Center at Two Sixty Trailhead.  Elev. 6600-6700 ft.
T11N R13E S26.  34.3076 N, 110.951 W.  
Mixed conifer with herbaceous understory. Phenology: buds. 

Ronald L. Hartman, 84441.  9/19/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

201.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Middle Park: Corral Creek, ca 11 air mi E of Kremmling and ca 4 air mi W of Hot Sulphur Springs.  Elev. 7490-7800 ft.
T1N R79W S12 N1/2; also NE1/4 S11.  40.0683 N, 106.1936 W; GPS Reading.  
Disturbed area between rail line and road. Phenology: vegetative only. 

Erin Foley, 11141.  8/7/2004. 		RM 
_________________________________________________________________________

202.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: along Colo Hwy 103, ca 2.5 air mi WSW of Idaho Springs and ca 7 air mi ENE of Georgetown.  Elev. 7900 ft.
T4S R73W S9 NE1/4.  39.7237 N, 105.5625 W; GPS Reading.  
Along road. Phenology: fruiting. 

Erin Foley, 11733.  8/16/2004. 		RM 
_________________________________________________________________________

203.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Middle Park: S of Colorado River, ca 1.5 air mi W of Parshall and ca 10.5 air mi E of Kremmling.  Elev. 7500-8080 ft.
T1N R79W S14; also SW1/4 S13 and SW1/4 S11.  40.0522 N, 106.2052 W to 40.0488 N, 106.1934 W; GPS Reading.  
Rocky slope adjacent to fork. Phenology: vegetative only. 

Erin Foley, 11808.  8/18/2004. 		RM 
_________________________________________________________________________

204.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Gore Range: ca 8 air mi SW of Kremmling off County Road 1or Trough Road, ca 8.5 mi S of the junction of County Road 1 and Colo Hwy 9, along the Colorado River.  Elev. 7040-7560 ft.
T1S R81W S7; also SW1/4 S6.  39.9935 N, 106.491 W to 39.9938 N, 106.5009 W; GPS Reading.  
Along the river. Phenology: vegetative only. 

Erin Foley, 5712.  5/18/2004. 		RM 
_________________________________________________________________________

205.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Gore Range: ca 1 mi W of the Denver and Rio Grande Western Railroad and Radium.  Elev. 7000-7400 ft.
T1S R82W S28 NE1/4; also NW1/4 S27.  39.9523 N, 106.5628 W to 39.9506 N, 106.566 W; GPS Reading.  
Pinyon/juniper woodland, silty loam and sandy soils along drainage gully. Phenology: flowering. 

Erin Foley, 5873.  5/19/2004. 		RM 
_________________________________________________________________________

206.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Middle Park: ca 3.5 air mi SW of Kremmling along Elliott Creek.  Elev. 7600-7800 ft.
T1N R80W S33 NE1/4.  40.0112 N, 106.3596 W to 40.0134 N, 106.3617 W; GPS Reading.  
North-facing sagebrush slope and drainage gully. Phenology: flowering. 

Erin Foley, 5881.  5/20/2004. 		RM 
_________________________________________________________________________

207.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Gore Range: ca 0.5 mi N of Radium along the Colorado River.  Elev. 6800 ft.
T1S R82W S22 SW1/4.  39.959 N, 106.55 W; GPS Reading.  
Along river and sandy flats. Phenology: flowering. 

Erin Foley, 5969.  5/21/2004. 		RM 
_________________________________________________________________________

208.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Gore Range: ca 0.5 air mi N of Radium and 9.5 air mi NE of State Bridge, just W of railroad.  Elev. 7140-7200 ft.
T1S R82W S22 SW1/4.  39.9565 N, 106.5531 W; GPS Reading.  
Pinyon-juniper slope/road cut. Phenology: vegetative only. 

Erin Foley, 6044.  5/22/2004. 		RM 
_________________________________________________________________________

209.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Williams Fork Mountains: ca 10 air mi SE of Kremmling and ca 24 air mi NW of Silverthorne, ca 2 mi E of Colo Hwy 9 off County Road 381.  Elev. 8060-8300 ft.
T1S R80W S36 W1/2.  39.9171 N, 106.3057 W to 39.9229 N, 106.3069 W; GPS Reading.  
Fine sedimentary hills and drainage. Phenology: flowering. 

Erin Foley, 6346.  5/28/2004. 		RM 
_________________________________________________________________________

210.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Middle Park: Red Mountain, ca 2 mi E of Kremmling and 6.5 mi W of Parshall.  Elev. 7800-7939 ft.
T1N R80W S10 S1/2.  40.0578 N, 106.3435 W; GPS Reading.  
Sagebrush slope. Phenology: flowering. 

Erin Foley, 6501.  5/31/2004. 		RM 
_________________________________________________________________________

211.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Gore Range: ca 2 air mi NE of Radium and ca 9.5 air mi SW of Kremmling, ca 1 mi W of the Colorado River.  Elev. 7200-7500 ft.
T1S R82W S14 NE1/4.  39.9791 N, 106.5377 W; GPS Reading.  
Loose sedimentary hills with alternating red oxidized layers. Phenology: flowering & fruiting. 

Erin Foley, 6818.  6/3/2004. 		RM 
_________________________________________________________________________

212.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Navajo County: Sitgreaves National Forest: Black Canyon along Forest Road 86, ca 3 air mi SW of Heber.  Elev. 6800 ft.
T12N R16E S34.  34.3903 N, 110.6267 W; uncertainty 0.25 mi..  
Limestone outcrop with sandy soil below. Phenology: buds. 

Ronald L. Hartman, 84739.  9/21/2006. 		RM 
_________________________________________________________________________

213.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Kane County: Glen Canyon National Recreation Area: Fence Hanging Garden, Fence Canyon.  Elev. 1213 m.
x506611:y4139277.  zone 12, 506611E, 4139277N; Specimen Label.  
Hanging garden. 

James F. Fowler, 1042.  9/6/1992. 		 
     with Jon Hak and C. Keleher
_________________________________________________________________________

214.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Moffat County: Dinosaur National Monument: Snow Hanging Garden, Bull Canyon.  Elev. 1646 m.
x683359:y4481048.  zone 12, 683359E, 4481048N; Specimen Label.  
Hanging garden. 

James F. Fowler, 1307.  6/15/1993. 		 
     with C. L. May
_________________________________________________________________________

215.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Moffat County: Dinosaur National Monument: Bull Hanging Garden, Bull Canyon.  Elev. 1634 m.
x683199:y4481060.  zone 12, 683199E, 4481060N; Specimen Label.  
Hanging garden. 

James F. Fowler, 1315.  6/15/1993. 		 
     with C. L. May
_________________________________________________________________________

216.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Meadow Gulch and adjacent boulder slopes, ca 10 air mi W of Sweetwater Station; ca 4 air mi NE of Schoettlin Mountain.  Elev. 6500-6800 ft.
T30N R96W S18 South1/2; also NW1/4 S19.  42.5756 N, 108.3522 W.  
Shaded banks of creek; Salix and scattered pine and juniper in overstory; moist, dark soil. Phenology: fruiting. 

Laura Welp, 2028.  7/11/1994. 		 
_________________________________________________________________________

217.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: along Twin Creek, ca 6 air mi NW of Schoettlin Mountain; ca 21 air mi SE of Lander.  Elev. 6200-6600 ft.
T30N R97W S6; also S7.  42.605 N, 108.4722 W.  
Rocky flat near creek with red clay soil; 1-2' tall Artemisia shrubs and grasses dominant; diverse forbs. Phenology: fruiting. 

Laura Welp, 241.  6/13/1994. 		 
_________________________________________________________________________

218.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Socorro County: Water Canyon W of Socorro.
Hot banks. Phenology: vegetative only. 

Aven Nelson, 10174.  4/14/1925. 		RM 136742
_________________________________________________________________________

219.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Pima County: Baboquivari Mountains.  Elev. 4300 ft.
Dry banks. Phenology: flowering. 

Aven Nelson, 11128.  2/24/1930. 		RM 132575
_________________________________________________________________________

220.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Separation Point and Separation Rim on the west side of Separation Flats, ca 14.5 air mi SSE of Bairoil; ca 21 air mi NNW of Rawlins.  Elev. 6520-7086 ft.
T24N R89W S11 South1/2; also NW1/4 S14.  42.0661 N, 107.4153 W.  
Anticlinal ridge with bands of sandstones, shales, mudstones, and clay, sandy clay, or sandy soils. Phenology: flowering. 

B. E. Nelson, 34976.  6/15/1995. 		 
_________________________________________________________________________

221.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Santa Cruz County: Mountains between Ruby and the Tucson-Nogales highway.
Phenology: flowering. 

Aven Nelson, 1209.  3/15/1935. 		RM 153489
     with Ruth A. Nelson
_________________________________________________________________________

222.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: banks of Beaver Creek, ca 2.5 air mi N of Schoettlin Mountain; ca 4 air mi SE of Weiser Pass.  Elev. 6300-6560 ft.
T30N R97W S22 N1/2.  42.5614 N, 108.4119 W.  
Moist creekside with dense grasses and scattered sagebrush; rocky sandy soil. Phenology: fruiting. 

Laura Welp, 7359.  8/5/1995. 		 
_________________________________________________________________________

223.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Box Spring, ca 20 air mi SE of Lander; ca 17 air mi W of Sweetwater Station.  Elev. 6220-6600 ft.
T30N R98W S12.  42.5903 N, 108.4922 W.  
Sagebrush draw at bottom of canyon with dense graminoids and sagebrush; rocky sandy soil. Phenology: fruiting. 

Laura Welp, 7408.  8/5/1995. 		 
_________________________________________________________________________

224.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Soccorro County: Lincoln National Forest: 1 mi SE of Baca Lookout.  Elev. 6000 ft.
Browse community in gravelly soil on a north slope; abundant; distributed from 5000-7000 ft elevation. Phenology: vegetative only. 

Barnard A. Hendricks, 15-H.  10/7/1920. 		USFS 512140
_________________________________________________________________________

225.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: NM Hwy 72, 4 road mi E of I-25 (milepost 4).  Elev. 6700 ft.
T31N R24E S15 SE1/4.  36.9193 N, 104.37 W; uncertainty 0.5 mi..  
Grassy roadside. Phenology: flowering. 

Ronald L. Hartman, 63423.  8/16/1998. 		RM 960885	Barcode: RM0216910
_________________________________________________________________________

226.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Union County: NM Hwy 325, ca 5 road mi NNE of Capulin.  Elev. 7000 ft.
T30N R28E S28.  36.8044 N, 103.9604 W; uncertainty 1 mi..  
Pinyon-juniper woodland and grassland. Phenology: vegetative only. 

Ronald L. Hartman, 63577.  8/17/1998. 		RM 960884	Barcode: RM0216909
_________________________________________________________________________

227.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Tensleep Preserve, The Nature Conservancy: southwest flank, foothills of the Big Horn Mountains, ca 10 mi E of Ten Sleep, Canyon Creek watershed, Ponderosa Trail.  Old Maid Gulch quad.  Elev. 5757 ft.
44.0101 N, 107.2755 W; GPS Reading.  
Found growing with Pinus ponderosa, Juniperus spp., Rhus aromatica, Opuntia polyacantha, Eriogonum flavum, Festuca ovina, Artemisia tridentata, Lomatium cous, Erysimum asperum, Packera cana, Penstemon aridus, Antennaria anaphaloides, Oryzopsis also Paul B. Marcum, Loy Richard Phillippe Phenology: fruiting. 

Daniel T. Busemeyer, 1937.  6/15/2004. 		RM 785756	Barcode: RM0214468
     with Leland Crane, David M. Ketzner, Mary Ann Feist, Richard L. Larimore,
_________________________________________________________________________

228.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Mohave County: Hualapai Mountains: Hualapai Mountain Road: Sawmill Canyon.  Elev. 6046 ft.
T20N R15W S20 NW1/4 of NW1/4.  
Rock outcrop, southwest facing slope; in chaparral with Quercus, Rhus and Rhamnus. Phenology: fruiting. 

M. A. (Ben) Franklin, 5253.  9/5/1987. 		RM 525765
_________________________________________________________________________

229.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Mohave County: Hualapai Mountains: Hualapai Mountain Road: Sawmill Canyon.  Elev. 6046 ft.
T20N R15W S20 NW1/4 of NW1/4.  
Rock outcrop, southwest facing slope; in chaparral with Quercus, Rhus and Rhamnus. Phenology: fruiting. 

M. A. (Ben) Franklin, 5253.  9/5/1987. 		RM 526130
_________________________________________________________________________

230.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Ancha Bench, southwestern Parker Creek experiment station.  Elev. 5100 ft.
T5N R13E S1.  
10 degree southwest slope; coarse diabase soil; fairly abundant in chaparral-woodland type. Phenology: flowering. 

Barnard A. Hendricks, 1079.  3/27/1934. 		USFS 512136
_________________________________________________________________________

231.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: 2 mi SW of Parker Creek Branch Station.  Elev. 4800 ft.
T5N R13E S13.  
Level, deep sandy loam; fairly abundant in chaparral and woodland; with turbinella oak, hackberry and manzanita. Phenology: flowering. 

Barnard A. Hendricks, 2094.  7/24/1936. 		USFS 512135
_________________________________________________________________________

232.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: 2 mi SW of Parker Creek Branch Station.  Elev. 4800 ft.
T5N R13E S13.  
Level, deep sandy loam; fairly abundant in chaparral and woodland; with turbinella oak, hackberry and black oak. Phenology: vegetative only. 

Barnard A. Hendricks, 2095.  7/24/1936. 		USFS 512261
_________________________________________________________________________

233.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Pima County: Coranado National Forest: McCleary's.  Elev. 3950 ft.
Widely scattered. Phenology: fruiting. 

Bryan, 60.  5/1/1916. 		USFS 512236
     with Roberts
_________________________________________________________________________

234.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Chalk Bluffs area below Mount Princeton, at the Colorado Trailhead, ca 7 road mi on County Road 162 from U.S. Hwy 285, ca 8 air mi WSW of Nathrop, ca 10 air mi SW of Buena Vista.  Elev. 8400-8800 ft.
T15S R79W S26; also S27.  38.7185 N, 106.19 W.  
Pinus ponderosa and P. edulis forest to mixed forest on talus slope. Phenology: fruiting. 

Emily A. Holt, 587.  6/8/2000. 		 
_________________________________________________________________________

235.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: 1.6 road mi on County Road 302 from U.S. Hwy 285/24, ca 2.5 air mi E of Johnson Village; ca 4 air mi SE of Buena Vista.  Elev. 8200-8360 ft.
T14S R78W S23.  38.8193 N, 106.0787 W.  
Pinus edulis woodland. Phenology: flowering. 

Emily A. Holt, 599.  6/8/2000. 		 
_________________________________________________________________________

236.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: near Heckendorf State Wildlife Area, 0.7 road mi on County Road 368 from County Road 361, ca 5.5 air mi NW of Buena Vista.  Elev. 8480-8600 ft.
T13S R79W S23.  38.9057 N, 106.19 W.  
Shortgrass prairie with Bouteloua gracilis, sagebrush, and Leptodactylon. Phenology: fruiting. 

Emily A. Holt, 615.  6/8/2000. 		 
_________________________________________________________________________

237.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: off Forest Road 376.1, ca 3 air mi NE of Buena Vista.  Elev. 8680-8720 ft.
T13S R78W S34.  38.8769 N, 106.0973 W.  
Pinus edulis woodland at stream crossing. Phenology: fruiting. 

Emily A. Holt, 723.  6/13/2000. 		 
_________________________________________________________________________

238.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Pass Creek, 3 air mi W of Poncha Springs.  Elev. 8200-8300 ft.
T49N R7E S13 W1/2.  38.5024 N, 106.1425 W.  
Pinyon-juniper covered slope with irrigation ditch. Phenology: flowering. 

Ronald L. Hartman, 66646.  5/22/2000. 		 
     with Emily Holt
_________________________________________________________________________

239.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: ca 7 air mi WNW of Poncha Springs.  Elev. 8000-8300 ft.
T50N R7E S7.  38.5999 N, 106.1243 W.  
Pinyon-juniper wooded slope. Phenology: flowering. 

Ronald L. Hartman, 66699.  5/22/2000. 		 
     with Emily Holt
_________________________________________________________________________

240.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Browns Canyon on the Arkansas River, ca 10 air mi NW of Salida.  Elev. 7300-7600 ft.
T51N R8E S26 N1/2; also SW1/4 S23.  38.6435 N, 106.0521 W.  
Granite rock outcrops and area along river. Phenology: flowering. 

Ronald L. Hartman, 66734.  5/22/2000. 		 
     with Emily Holt
_________________________________________________________________________

241.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: County Road 306, ca 7 air mi WSW of Buena Vista.  Elev. 8800-9000 ft.
T14S R79W S28 NW1/4.  38.8049 N, 106.2271 W.  
Intrusive substrate, steep gravel slopes in pinyon pine, ponderosa pine, and Ribes. Phenology: flowering. 

Ronald L. Hartman, 66868.  5/25/2000. 		 
     with Emily Holt
_________________________________________________________________________

242.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Ruby Mountain and vicinity, ca 8 air mi SSE of Buena Vista.  Elev. 7700-8800 ft.
T15S R78W S12.  38.7615 N, 106.0625 W.  
Pinyon pine slopes. Phenology: flowering. 

Ronald L. Hartman, 66967.  5/25/2000. 		 
     with Emily Holt
_________________________________________________________________________

243.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Seven Castles, Fryingpan or County Road 104, 4 road mi E of Basalt.  Elev. 7000-7200 ft.
T8S R86W S2 South1/2.  39.3871 N, 106.9634 W.  
Pinyon pine slopes along power line. Phenology: fruiting. 

Ronald L. Hartman, 67072.  5/26/2000. 		 
     with Emily Holt
_________________________________________________________________________

244.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: 0.5 road mi E on County Road 324 from County Road 321, ca 5 air mi S of Buena Vista.  Elev. 8200 ft.
T15S R78W S5; also S8.  38.7759 N, 106.1367 W.  
Relatively flat shortgrass prairie on sandstone derived soil. Phenology: flowering. 

Emily A. Holt, 4508.  5/16/2001. 		RM 
_________________________________________________________________________

245.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: on County Road 212, 1 road mi from junction with County Road 210, ca 4 air mi WSW of Poncha Springs.  Elev. 8200-9200 ft.
T15S R78W S32.  38.7039 N, 106.1367 W.  
Pinyon forest on south aspect with sandstone and quartz derived soil. Phenology: flowering. 

Emily A. Holt, 4518.  5/16/2001. 		RM 
_________________________________________________________________________

246.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: off County Road 30, just SW of Colorado River crossing at Catamount Recreation Site, ca 7 air mi WSW of McCoy.  Elev. 6600-6800 ft.
T2S R84W S7; also S8.  39.8972 N, 106.8472 W.  
Palustrine wetland along river with oak and sagebrush. Phenology: flowering. 

Emily A. Holt, 4603.  5/18/2001. 		RM 
_________________________________________________________________________

247.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: Horse Pasture Recreation Site, along Eagle River off U.S. Hwy 6, south side of highway, ca 2 air mi W of Gypsum.  Elev. 6350 ft.
T5S R86W S1.  39.6474 N, 106.9823 W.  
Palustrine wetland along river, dominated by cottonwoods. Phenology: flowering. 

Emily A. Holt, 4694.  5/19/2001. 		RM 
_________________________________________________________________________

248.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: along County Road 175, shortly after dirt road ends and becomes public land, ca 3 air mi N of Salida.  Elev. 8000-8700 ft.
T50N R9E S21.  38.5717 N, 105.9796 W.  
Pinyon woodland on sandstone derived soil. Phenology: flowering. 

Emily A. Holt, 4778.  5/21/2001. 		RM 
_________________________________________________________________________

249.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: off County Road 304 to Midland Bike Trail through Sandy Draw, ca 4 air mi WSW of Buena Vista.  Elev. 8400 ft.
T14S R78W S14.  38.8335 N, 106.081 W.  
Pinyon-juniper woodland on sandstone derived soil. Phenology: vegetative only. 

Emily A. Holt, 5396.  6/18/2001. 		RM 
_________________________________________________________________________

250.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: off Forest Road 340A just beyond the sand pit, hill on south side of road, ca 4.5 air mi W of Buena Vista.  Elev. 8400-8600 ft.
T14S R79W S15.  38.8335 N, 106.2109 W.  
Ponderosa and pinyon forest. Phenology: flowering & fruiting. 

Emily A. Holt, 5429.  6/18/2001. 		RM 
_________________________________________________________________________

251.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Salt River District: Parker Creek, above bridge.  Elev. 5100 ft.
T5N R13E S1.  
Gentle west slope; black loam; semi-desert with oak and manzanita; canyon bottoms and north slopes. Phenology: flowering. 

Charles K. Cooperrider, H-34.  3/28/1927. 		USFS 512137
_________________________________________________________________________

252.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Dona Ana County: Jornada Range Reserve: above Ropes Springs.  Elev. 5700 ft.
Browse community in rocky limestone in dry canyon; distributed in dry rocky slopes and canyons; common locally. Phenology: fruiting. 

Clarence L. Forsling, 255.  4/29/1919. 		USFS 512134
_________________________________________________________________________

253.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: east side of Arkansas River between Chalk Creek and Little Cottonwood Creek drainages, just S of Ruby Mountain, ca 0.5 air mi E of Nathrop.  Elev. 7600 ft.
T15S R78W S13.  38.7471 N, 106.0625 W.  
Palustrine wetland along river, open pinyon-Cercocarpus woodland. Phenology: fruiting. 

Emily A. Holt, 7403.  7/31/2001. 		RM 
     with Benjamin Madsen
_________________________________________________________________________

254.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: in Basalt-Christine State Wildlife Area, off County Road 104, south side of road along Fryingpan River, ca 2.5 air mi E of Basalt.  Elev. 7000 ft.
T8S R86W S10.  39.3724 N, 106.9822 W.  
Palustrine wetland along river and disturbed roadside. Phenology: fruiting. 

Emily A. Holt, 7984.  8/17/2001. 		RM 
     with Robert Booth
_________________________________________________________________________

255.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Catron County: Gila National Forest: Frisco River above Alma.  Elev. 5000 ft.
T10S R20W S8.  
Browse community in sandy soil in a river valley; abundant; generally distributed. Phenology: vegetative only. 

Clyde L. Warnock, Mog. 34.  10//1920. 		USFS 512141
_________________________________________________________________________

256.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Sierra MadreRange: Park Range: Routt National Forest: Along Yarmony Creek ca 0.4 mi below Copper Spur, ca 18.7 air mi NNE of Eagle, ca 1.5 air mi ESE of McCoy.  Elev. 6900 ft.
T2S R83W S4.  39.9119 N, 106.6929 W.  
Brushy stream bottom with narrowleaf cottonwood. 

B. E. Nelson, 17970.  8/8/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

257.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Sierra MadreRange: Park Range: along Blacktail Creek ca 0.5 mi above the Colorado River, ca 1 air mi NNE of Radium; ca 10.5 air mi SW of Kremmling.  Elev. 7100 ft.
T1S R82W S15; also S22.  39.9707 N, 106.5579 W.  
Brushy stream bottom with scattered narrowleaf cottonwood, Douglas fir, and blue spruce. 

B. E. Nelson, 17995.  8/8/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

258.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Flagstaff vicinity.  Elev. 6900 ft.
T21N R7E S16.  
Phenology: fruiting. 

D. T. MacDougal, 295.  7/15/1898. 		RM 31905
_________________________________________________________________________

259.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Cibola County: Acomita.  Elev. 6050 ft.
T10N R7W S34.  
Steep slopes. Phenology: flowering. 

Earl F. Castetter, 1421.  5/14/1932. 		RM 133241
     with Aven Nelson
_________________________________________________________________________

260.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Otero County: White Sands.  Elev. 4000 ft.
Phenology: flowering. 

Earl F. Castetter, 2122.  5/4/1933. 		RM 146564
_________________________________________________________________________

261.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Youngs Peak and lower intrusive mountain immediately SE; adjacent to Crawford.  Elev. 6600-7400 ft.
T15S R91W S31 N1/2; also South 1/4 S30.  38.7049 N, 107.6011 W.  
Pinyon-juniper woodland. Phenology: fruiting. 

Ronald L. Hartman, 56667.  5/20/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

262.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 2 air mi NW of Crawford.  Elev. 6000-6100 ft.
T15S R92W S24 W1/2.  38.7342 N, 107.6198 W.  
Sagebrush and saltbush hills. Phenology: fruiting. 

Kevin J. Taylor, 4827.  5/14/1998. 		 772832
_________________________________________________________________________

263.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 2.5 air mi NNE of Crawford.  Elev. 6100 ft.
T15S R91W S18 E1/2.  38.7489 N, 107.6011 W.  
Sagebrush and saltbush meadow; Juniperus. Phenology: fruiting. 

Kevin J. Taylor, 4833.  5/15/1998. 		 772831
_________________________________________________________________________

264.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6.5 air mi WSW of Gunnison.  Elev. 7800-8100 ft.
T49N R2W S11 N1/2.  38.5215 N, 107.0479 W.  
Sagebrush meadow and drainage. Phenology: flowering. 

Kevin J. Taylor, 4959.  5/18/1998. 		 772830
_________________________________________________________________________

265.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 10 air mi E of Gunnison.  Elev. 8000-8150 ft.
T49N R2E S4 SE1/4; also NE1/4 S9.  38.536 N, 106.7569 W.  
Sagebrush and aspen on top of mesa, and along east-facing sandstone cliffs. Phenology: flowering. 

Kevin J. Taylor, 5225.  5/24/1998. 		 772927
_________________________________________________________________________

266.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi E of Gunnison.  Elev. 7850-8000 ft.
T50N R1E S34 W1/2.  38.5506 N, 106.8478 W.  
South-facing sagebrush-covered slope. Phenology: flowering. 

Kevin J. Taylor, 5255.  5/24/1998. 		 772926
_________________________________________________________________________

267.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6 air mi NNW of Gunnison.  Elev. 7900-8300 ft.
T50N R1W S3 NW1/4.  38.6236 N, 106.9569 W.  
Up south-facing slope and along base of rock outcrops; sagebrush, Amelanchier, Rhus trilobata, and Ribes. Phenology: flowering. 

Kevin J. Taylor, 5442.  5/28/1998. 		 772925
_________________________________________________________________________

268.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 1 air mi E of Almont.  Elev. 8300-8450 ft.
T51N R1E S23 South1/2.  38.6674 N, 106.8296 W.  
Sagebrush hills. Phenology: flowering. 

Kevin J. Taylor, 5646.  5/31/1998. 		 772924
_________________________________________________________________________

269.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 14 air mi WSW of Gunnison.  Elev. 7450-7750 ft.
T49N R3W S22 South1/2.  38.4923 N, 107.1752 W.  
Sagebrush meadow; Quercus, Amelanchier, juniper, and Purshia. Phenology: flowering. 

Kevin J. Taylor, 5805.  6/4/1998. 		 772923
_________________________________________________________________________

270.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3/4 air mi NW of southern edge of Paonia Reservoir.  Elev. 7400-7550 ft.
T13S R89W S5 E1/2.  38.9543 N, 107.359 W.  
Southeast-facing slope; Quercus, juniper, and Douglas-fir. Phenology: vegetative only. 

Kevin J. Taylor, 5989.  6/7/1998. 		 772922
_________________________________________________________________________

271.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 2.5 air mi NNW of Paonia.  Elev. 6400 ft.
T13S R92W S25 NE1/4.  38.8956 N, 107.6198 W.  
Pinyon/juniper forest; Cercocarpus, Amelanchier, Peraphyllum, Thermopsis, and Bromus tectorum. Phenology: fruiting. 

Kevin J. Taylor, 6045.  6/7/1998. 		 772921
_________________________________________________________________________

272.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Dona Ana County: Organ Mountains.  Elev. 4000-7000 ft.
Phenology: fruiting. 

E. O. Wooton, s.n..  6/11/1906. 		RM 58275
_________________________________________________________________________

273.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Dona Ana County: Organ Mountains.  Elev. 4000-7000 ft.
Phenology: buds. 

E. O. Wooton, s.n..  3/12/1899. 		RM 58276
_________________________________________________________________________

274.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Dona Ana County: W of Organ Mountains.  Elev. 4200-4940 ft.
Phenology: buds. 

E. O. Wooton, s.n..  3/24/1895. 		RM 58277
_________________________________________________________________________

275.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2 air mi S of Paonia Reservoir.  Elev. 7550-7900 ft.
T13S R89W S16 SW1/4.  38.925 N, 107.3404 W.  
Oak forest and opening and along sandstone cliffs; Prunus, Douglas-fir, Symphoricarpos; also, aspen forest with dense 5 ft tall Pteridium understory. Phenology: vegetative only. 

Kevin J. Taylor, 7232.  6/26/1998. 		 772920
_________________________________________________________________________

276.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 5 1/4 air mi S of Paonia.  Elev. 7100-7200 ft.
T14S R91W S32 SW1/4.  38.7929 N, 107.5825 W; uncertainty 0.5 mi..  
Along creek and oak forest. Phenology: vegetative only. 

Kevin J. Taylor, 8431.  7/14/1998. 		 772919
_________________________________________________________________________

277.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4.5 air mi ESE of Parlin.  Elev. 8200 ft.
T49N R3E S21 SW1/4.  38.4923 N, 106.6477 W.  
Granite outcrops; sagebrush. Phenology: vegetative only. 

Kevin J. Taylor, 9458.  7/25/1998. 		 772918
_________________________________________________________________________

278.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Trail Canyon.  Elev. 6400 ft.
T39N R3E S30.  
5% east slope; shallow, rocky soil; fairy common in timber with Sitanion, brome and currant. Phenology: fruiting. 

Earl V. Storm, 261.  6/29/1927. 		USFS 512275
_________________________________________________________________________

279.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Riparian Plants of the Cache la Poudre River: ca 5 mi NW of Teds Place on Colo Hwy 14.  Elev. 5440 ft.
T9N R70W S32.  
Riverbank with Populus angustifolia. 

Gwen Kittel, 125.  5/17/1989. 		RM 
_________________________________________________________________________

280.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Riparian Plants of the Cache la Poudre River: Diamond Rock Picnic Area, ca 9.5 mi W of Teds Place on Colo Hwy 14.  Elev. 5740 ft.
T8N R71W S3.  
River floodplain. 

Gwen Kittel, 127.  5/17/1989. 		RM 
_________________________________________________________________________

281.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: breaks ca 12.5 air mi ESE of Oelrichs.  Elev. 3200-3380 ft.
T11S R9E S12 NW1/4; also SW1/4 S1.  43.1141 N, 103.0053 W; GPS Reading.  
Slopes of the breaks. Phenology: flowering. 

B. E. Nelson, 60540.  5/14/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

282.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ridge N of School Section Creek, ca 2.5 air mi E of Windy Butte, ca 6.5 air mi NE of Oelrichs.  Elev. 3315-3400 ft.
T9S R8E S23 SE1/4.  43.2475 N, 103.1349 W to 43.2447 N, 103.1356 W; GPS Reading.  
Stony slopes of a small butte. Phenology: flowering. 

B. E. Nelson, 60626.  5/14/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

283.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: west end of Wolf Butte, ca 19.5 air mi N of Crawford.  Elev. 3950-4060 ft.
T35N R52W S33 W1/2.  42.9653 N, 103.4629 W to 42.8603 N, 103.5542 W; GPS Reading.  
Stony, clay areas without grasses. Phenology: vegetative only. 

B. E. Nelson, 60699.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

284.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: S of Sugarloaf or Forest Road 900, just E and NE of Strawstack Butte, ca 16.5 air mi NNE of Crawford.  Elev. 3740-3900 ft.
T34N R52W S17 S1/4; also N1/2 S20.  42.9188 N, 103.4733 W to 42.9139 N, 103.4717 W; GPS Reading.  
Chalky bluffs and slopes. Phenology: flowering. 

B. E. Nelson, 60752.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

285.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: between Meng Drive and Wright Bench Mark, ca 14 air mi NW of Crawford.  Elev. 4280-4560 ft.
T33N R53W S19 N1/2.  42.8216 N, 103.6084 W to 42.8209 N, 103.6137 W; GPS Reading.  
Steep, sandy slopes in ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 60814.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

286.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: mesa ca 1.5-2 air mi S of French Creek and 3/4-1 air mi E of South Fork French Creek, ca 15.5 air mi SE of Hermosa.  Elev. 3050-3240 ft.
T5S R9E S3 SE1/4.  43.6377 N, 103.0302 W to 43.6419 N, 103.0353 W; GPS Reading.  
Rocky clay slopes. Phenology: fruiting. 

B. E. Nelson, 60850.  5/19/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

287.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Parker Creek Experimental Forest: Lower Parker Creek Canyon at natural drainages.  Elev. 3900 ft.
T5N R13E S24.  
10 degree west slope; gravelly diabase soil; common in chaparral type; with Quercus turbinella, Quercus emoryi and Ceanothus vitis. Phenology: vegetative only. 

Elbert L. Little Jr., 4201.  10/25/1936. 		USFS 512321
_________________________________________________________________________

288.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ridge between Shorty Draw and French Creek, ca 9 air mi E of Fairburn: ca 14.5 air mi SE of Hermosa.  Elev. 3030-3080 ft.
T4S R9E S27 SE1/4.  43.6659 N, 103.0281 W; GPS Reading.  
Rocky slopes with scattered juniper. Phenology: fruiting. 

B. E. Nelson, 60876.  5/19/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

289.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: butte NE of County Road, ca 1 mi W of the Cheyenne River and ca 1.5 air mi S of SD Hwy 44, ca 29.5 air mi SE of Rapid City.  Elev. 2520-2640 ft.
T2S R12E S8 SE1/4 of SE1/4; also SW1/4 of SW1/4 S9.  43.8824 N, 102.6978 W; GPS Reading.  
Stony butte top and slopes below. Phenology: vegetative only. 

B. E. Nelson, 60964.  5/23/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

290.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ridge and buttes between Oat and Brush creeks, ca 0.5 mi N of Nebraska and 1-1 1/4 mi E of Wyoming, ca 23 air mi SE of Edgemont.  Elev. 3900-4000 ft.
T12S R1E S17 NW1/4.  43.009 N, 104.0322 W to 43.0103 N, 104.0283 W; GPS Reading.  
Stony slopes. Phenology: flowering. 

B. E. Nelson, 61080.  5/25/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

291.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Grounds of Parker Creek Branch Station.  Elev. 5200 ft.
T5N R13E S1.  
5 degree south slope; rocky clay; common in oak woodland with Quercus arizonica and Arctostaphylos. Phenology: flowering. 

Elbert L. Little Jr., 4287.  8/27/1936. 		USFS 512304
_________________________________________________________________________

292.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Grounds of Parker Creek Branch Station.  Elev. 5200 ft.
T5N R13E S1.  
5 degree southeast slope; rocky loam; common in openings in oak woodland; with Quercus arizonica, Rhamnus and Pteridum. Phenology: vegetative only. 

Elbert L. Little Jr., 4288.  10/14/1936. 		USFS 512320
_________________________________________________________________________

293.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Railroad Buttes, top of Railroad Butte ridge, 12 air mi SE of Rapid City.  Elev. 3200 ft.
T2S R11E S7 E1/2.  43 52' 25" N, 102 50' 15" W; GPS Reading.  
Rocky ridge top with soils of sand and some loamy clay; grass areas alternate with eroded bare ridge areas.  The slope facing north-northeast is vegetated; the west-facing slope is heavily wind-swept, eroded and bare. Phenology: flowering. 

Grace M. Kostel, 124.  5/6/2004. 		RM 
_________________________________________________________________________

294.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SE of Hermosa.  Elev. 3150 ft.
T4S R10E S13 W1/2.  43 41.75' N, 102 52.59' W to 43 41.53' N, 102 52.63' W; GPS Reading.  
Butte tops and slopes of sand and gravel soil. Phenology: vegetative only. 

Grace M. Kostel, 1366.  6/4/2004. 		RM 
_________________________________________________________________________

295.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Railroad Buttes, near Cheyenne River, 12 air mi SE of Rapid City.  Elev. 2500 ft.
T4S R10E S18 SW1/4.  43 36' 3" N, 103 3' 55" W; GPS Reading.  
Roadside, south-facing slope near river in silt soils. Phenology: flowering. 

Grace M. Kostel, 155.  5/9/2004. 		RM 
     with Beth A. Burkhart
_________________________________________________________________________

296.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 7-7.5 air mi NW of Crawford.  Elev. 3900-4000 ft.
T32N R53W S11 NE1/4.  42 45' N, 103 30.72' W; GPS Reading.  
On pine ridge of gravel and sand; pine woodland. Phenology: fruiting. 

Grace M. Kostel, 1673.  6/7/2004. 		RM 
_________________________________________________________________________

297.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 7-7.5 air mi NW of Crawford.  Elev. 3900-4000 ft.
T32N R53W S11 NE1/4.  42 45' N, 103 30.72' W; GPS Reading.  
On pine ridge of gravel and sand; pine woodland. Phenology: flowering. 

Grace M. Kostel, 1676.  6/7/2004. 		RM 
_________________________________________________________________________

298.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13.5 air mi NNW of Crawford and ca 1 air mi NW of Eagles Eye Rock.  Elev. 4450-4600 ft.
T33N R53W S19; NE1/4 S11.  43 48.91' N, 103 37.2' W; GPS Reading.  
On pine ridge of rock and sand; pine woodland. Phenology: vegetative only. 

Grace M. Kostel, 1701.  6/7/2004. 		RM 
_________________________________________________________________________

299.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 air mi NW of Crawford at Roundtop Mountain.  Elev. 4450-4550 ft.
T33N R53W S20 NE1/4.  42 49.18' N, 103 35.43' W; GPS Reading.  
Mountain of pine in rock and sand soils pine woodland. Phenology: vegetative only. 

Grace M. Kostel, 1735.  6/7/2004. 		RM 
_________________________________________________________________________

300.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 11 air mi NW of Crawford and 0.5 mi W of Hudson-Meng Bonebed Trail, near Whitehead Creek.  Elev. 3800-3900 ft.
T33N R53W S8 NW1/4.  42 51.05' N, 103 35.28' W; GPS Reading.  
In drainage and slopes leading to creek in heavy white clay soil. Phenology: fruiting. 

Grace M. Kostel, 1795.  6/8/2004. 		RM 
_________________________________________________________________________

301.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 8-8.5 air mi NW of Edgemont and 3 mi W of County Road 9.  Elev. 3650-3800 ft.
T8S R1E S14 W1/2.  43 21.09' N, 103 58.48' W to 43 21.32' N, 103 58.48' W; GPS Reading.  
On mesa tops and slopes; sand and rock soil. Phenology: vegetative only. 

Grace M. Kostel, 1892.  6/11/2004. 		RM 
_________________________________________________________________________

302.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 5.5-6 air mi SW of Edgemont.  Elev. 3650-3850 ft.
T9S R2E S19 N1/2.  43.2528 N, 103.9264 W; uncertainty 0.5 mi..  
On juniper ridges of rock and shale. Phenology: fruiting. 

Grace M. Kostel, 1961.  6/11/2004. 		RM 
_________________________________________________________________________

303.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 35-35.5 air mi NW of Crawford and ca 0.5 mi S of Forest Road 931.  Elev. 3600-3700 ft.
T34N R57W S25 SW1/4.  42 57.15' N, 103 59.44' W; GPS Reading.  
Grass upland. Phenology: fruiting. 

Grace M. Kostel, 2169.  6/14/2004. 		RM 
_________________________________________________________________________

304.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 27.5-28 air mi NW of Crawford.  Elev. 3850-3950 ft.
T34N R56W S25 NW1/4.  42 53.71' N, 103 52.59' W; GPS Reading.  
On ridge of rockand sand. Phenology: vegetative only. 

Grace M. Kostel, 2212.  6/14/2004. 		RM 
_________________________________________________________________________

305.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17 air mi SE of Hermosa and 12 air mi ESE of Fairburn and 0.5 mi E of County Road 19 near French Creek.  Elev. 2800-3000 ft.
T4S R10E S31 SW1/4.  43 38.78' N, 102 58.97' W; GPS Reading.  
On side slopes and in drainages of creek with sand and gravel soil. Phenology: fruiting. 

Grace M. Kostel, 2362.  6/21/2004. 		RM 
_________________________________________________________________________

306.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17 air mi SE of Hermosa and 12 air mi ESE of Fairburn and 0.5 mi E of County Road 19 near French Creek.  Elev. 2800-3000 ft.
T4S R10E S31 SW1/4.  43 38.78' N, 102 58.97' W; GPS Reading.  
On side slopes and in drainages of creek with sand and gravel soil. Phenology: vegetative only. 

Grace M. Kostel, 2375.  6/21/2004. 		RM 
_________________________________________________________________________

307.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 14.5-15 air mi ENE of Hermosa and 4 air mi WSW of Railroad Buttes.  Elev. 3100-3200 ft.
T2S R10E S15 South1/2.  42 52.91' N, 102 55.05' W; GPS Reading.  
On ridge of rock and gravel. Phenology: fruiting. 

Grace M. Kostel, 2433.  6/21/2004. 		RM 
_________________________________________________________________________

308.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17 air mi SSE of Hermosa.  Elev. 2950-3100 ft.
T4S R10E S20 SE1/4.  43 40.67' N, 102 56.9' W; GPS Reading.  
On ridge of rock and slopes and upland of clay soil. Phenology: vegetative only. 

Grace M. Kostel, 2671.  6/26/2004. 		RM 
_________________________________________________________________________

309.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SE of Hermosa and 1.5-2 mi NNW of Red Shirt and 1-1.5 mi W of SD Hwy 40.  Elev. 2800-2950 ft.
T4S R10E S22; NE1/4.  43 41.63' N, 102 54.4' W; GPS Reading.  
In draws and on ridge tops. Phenology: vegetative only. 

Grace M. Kostel, 2701.  6/25/2004. 		RM 
_________________________________________________________________________

310.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SE of Hermosa and 1.5-2 mi NNW of Red Shirt and 1-1.5 mi W of SD Hwy 40.  Elev. 2800-2950 ft.
T4S R10E S22; NE1/4.  43 41.63' N, 102 54.4' W; GPS Reading.  
In draws and on ridge tops. Phenology: fruiting. 

Grace M. Kostel, 2759.  6/25/2004. 		RM 
_________________________________________________________________________

311.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 19-19.5 air mi SE of Hermosa and 2 air mi SW of Red Shirt and 0.5 miW of SD Hwy 40.  Elev. 2900-2950 ft.
T4S R10E S24 SW1/4.  43 40.59' N, 102 53.41' W; GPS Reading.  
In prarie dog town with soils of silt and clay. Phenology: vegetative only. 

Grace M. Kostel, 2797.  6/25/2004. 		RM 
_________________________________________________________________________

312.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 16.5 air mi ENE of Hermosa and 0.5 mi W of County Road 121.  Elev. 3050-3200 ft.
T2S R10E S24 SE1/4.  43 51.57' N, 102 51.36' W; GPS Reading.  
On butte and butte slopes of clay and gravel soil. Phenology: fruiting. 

Grace M. Kostel, 3065.  6/28/2004. 		RM 
_________________________________________________________________________

313.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 17 air mi ENE of Hermosa and 1.5 mi E of County Road 121.  Elev. 2950-3150 ft.
T2S R11E S17 SW1/4.  43 52.74' N, 102 49.93' W; GPS Reading.  
On steep Juniperus scopulorum rock slopes. Phenology: fruiting. 

Grace M. Kostel, 3119.  6/29/2004. 		RM 
_________________________________________________________________________

314.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 18.5-19 air mi NNW of Crawford and just S of Forest Road 909.  Elev. 3850-3950 ft.
T35N R52W S34 SW1/4.  42 56.73' N, 103 27.05' W; GPS Reading.  
In Juniper horizontalis draw of rock, gravel and sand. Phenology: fruiting. 

Grace M. Kostel, 3382.  7/6/2004. 		RM 
_________________________________________________________________________

315.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 15 mi N of Crawford and on Forest Road 919.  Elev. 3600-3700 ft.
T34N R52W S23.  42 54.06' N, 103 25.54' W; GPS Reading.  
On ridgetop down to resevoir. Phenology: vegetative only. 

Grace M. Kostel, 3393.  7/6/2004. 		RM 
_________________________________________________________________________

316.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 10 air mi NW of Crawford and 3/4 mi N of Sand Creek Road.  Elev. 3650-3750 ft.
T33N R53W S23.  42 49.1' N, 103 32.23' W; GPS Reading.  
On buttes of clay soil. Phenology: vegetative only. 

Grace M. Kostel, 3480.  7/6/2004. 		RM 
_________________________________________________________________________

317.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 14.5 air mi NW of Crawford on Hudson-Meng Bison Bonebed Trail, 0.5 mi SW of Toadstool Geologic Park.  Elev. 3750-3900 ft.
T33N R53W S8 NE1/4.  42 51.18' N, 103 35.53' W; GPS Reading.  
Soils are heavy white clay below with clay sand mix at top of  "toadstool" geologic formations. Phenology: fruiting. 

Grace M. Kostel, 3705.  7/15/2004. 		RM 
_________________________________________________________________________

318.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12.5-13 air mi NW of Crawford.  Elev. 4500-4800 ft.
T33N R53W S30 SW1/4.  42 48.18' N, 103 37.59' W; GPS Reading.  
On rocky ridge and side slopes. Phenology: vegetative only. 

Grace M. Kostel, 3763.  7/15/2004. 		RM 
_________________________________________________________________________

319.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12.5-13 air mi NW of Crawford.  Elev. 3700-4000 ft.
T33N R53W S21 N1/2.  42 49.69' N, 103 34.97' W; GPS Reading.  
In deep drainage. Phenology: vegetative only. 

Grace M. Kostel, 3787.  7/15/2004. 		RM 
_________________________________________________________________________

320.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: 3 1/4 air mi W and 1 air mi N of Cheyenne River, 5.5 air mi WSW of Red Shirt.  Elev. 2820-2920 ft.
T5S R9E S12 NW1/4.  43.637 N, 102.9958 W; GPS Reading.  
Sand side banks of vegetated, stabilized sand dunes. Phenology: flowering. 

Grace M. Kostel, 383.  5/19/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

321.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 22 air mi ENE of Hermosa and 1 mi W of Swinehart Hill on Rapid Creek.  Elev. 2600 ft.
T1S R11E S35 N1/2.  43 55.25' N, 102 45.4' W; GPS Reading.  
On the banks of the creek. Phenology: vegetative only. 

Grace M. Kostel, 3917.  7/16/2004. 		RM 
_________________________________________________________________________

322.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi W of Edgemont and 0.5 mi N of U.S. Hwy 18.  Elev. 3850-4000 ft.
T9S R2E S3 NW1/4.  43 23.91' N, 103 50.25' W; GPS Reading.  
On mesa top and slopes of rock and gravel. Phenology: vegetative only. 

Grace M. Kostel, 4048.  7/19/2004. 		RM 
_________________________________________________________________________

323.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: County Road 18, ca 2 air mi E of Fairburn.  Elev. 3240 ft.
T4S R8E S28 NW1/4.  43.6774 N, 103.1756 W; GPS Reading.  
Along road and roadside ditch. Phenology: flowering. 

Grace M. Kostel, 413.  5/19/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

324.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Hermosa in Red Shirt Creek.  Elev. 2850-3100 ft.
T4S R10E S16 E1/2.  43 42.75' N, 102 55.11' W to 43 41.19' N, 102 55.03' W; GPS Reading.  
In drainage of creek and steep slopes of drainage; soils are rock substrate with clayey silt. Phenology: vegetative only. 

Grace M. Kostel, 4244.  7/29/2004. 		RM 
_________________________________________________________________________

325.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 -15 air mi NW of Crawford at Hudson-Meng Bison Bonebed Trail between Toadstool Geologic Park and Hudson-Meng Bonebed site.  Elev. 3750-4100 ft.
T33N R53W S17; also T33N R53W S8.  42.8441 N, 103.6004 W; GPS Reading.  
Along Hudson-Meng Bison Bonebed trail.  Trail winds through creek bottom and over ridge tops.  Soils range from heavy white clay in creek to rocky, gravelly areas on side slopes and at tops of deep cut draws. Phenology: vegetative only. 

Grace M. Kostel, 4328.  8/3/2004. 		RM 
     with Steve Popovich
_________________________________________________________________________

326.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 15.5-16 air mi SSE of Hermosa, French Creek.  Elev. 3050 ft.
T5S R9E S9 NE1/4.  43.6349 N, 103.0618 W; GPS Reading.  
Along banks of creek.  Soils are silty and mucky in creek bottom. Phenology: vegetative only. 

Grace M. Kostel, 4350.  8/3/2004. 		RM 
     with Steve Popovich
_________________________________________________________________________

327.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 6-6.5 air mi NW of Crawford, Little Cottonwood Creek.  Elev. 3800 ft.
T32N R5E S14; N12 S14.  42 45.44' N, 103 30.07' W; GPS Reading.  
In creek of actively flowing water.. Phenology: flowering. 

Grace M. Kostel, 4487.  8/6/2004. 		RM 
_________________________________________________________________________

328.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: canyon N of Moss Agate Creek ca 0.5 - 1 mi S of County Road 9C, 10.5 -11 air mi NW of Edgemont.  Elev. 3700-3880 ft.
T8S R1E S8 SW1/4; also NE1/4 of NE1/4 S17.  43.3656 N, 104.0238 W to 43.3595 N, 104.0156 W; GPS Reading.  
In gravel and sand. Phenology: vegetative only. 

Grace M. Kostel, 493.  5/21/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

329.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: butte N of County Road 9, 5.5 - 6 mi NNW of Edgemont.  Elev. 3650-3800 ft.
T8S R2E S7 SW1/4.  43.3647 N, 103.9342 W; GPS Reading.  
Butte top. Phenology: vegetative only. 

Grace M. Kostel, 527.  5/21/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

330.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: Red Shirt Wilderness Area: ca 1 mi N of Red Shirt, sand bluffs N of Cheyenne River.  Elev. 2900 ft.
T4S R11E S20 N1/2.  43 43' 44" N, 102 47' 36" W; GPS Reading.  
Grassy banks of the draws downslope of the sandbluffs. Phenology: flowering. 

Grace M. Kostel, 58.  4/30/2004. 		RM 
_________________________________________________________________________

331.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 36 air mi NW of Crawford and 1/4 mi E of Wyoming and W of Forest Road 917.  Elev. 3900-4000 ft.
T34N R57W S9 E1/2.  42.9356 N, 104.048 W to 42.9345 N, 104.052 W; GPS Reading.  
In silt soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 880.  5/29/2004. 		RM 
_________________________________________________________________________

332.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 19.5-20 air mi SSW of Wall.  Elev. 2650-2700 ft.
T4S R15E S10 W1/2.  43 42.723' N, 102 18.929' W; GPS Reading.  
On a mesa top and northeast facing slopes, soils are sand. Phenology: flowering & fruiting. 

Grace M. Kostel, 4984.  5/27/2005. 		RM 
_________________________________________________________________________

333.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 7.5-8 air mi WSW of Scenic, near east bank of Cheyenne River.  Elev. 2500 ft.
T3S R12E S20 NW1/4.  43 46.483' N, 102 42.751' W; GPS Reading.  
Soils are clay. Phenology: flowering. 

Grace M. Kostel, 5140.  5/29/2005. 		RM 
_________________________________________________________________________

334.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 6 air mi due W of Scenic.  Elev. 2823 ft.
T3S R12E S22 NW1/4.  43 46.63' N, 102 40.19' W; GPS Reading.  
On rock and gravel strewn clay buttes in red bed soils of iron and magnesium. Phenology: flowering & fruiting. 

Grace M. Kostel, 5366.  6/1/2005. 		RM 
_________________________________________________________________________

335.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 12-12.5 air mi SE of Ardmore, South Dakota.  Elev. 3949 ft.
T34N R52W S5 E1/2.  42 57.052' N, 103 28.018' W; GPS Reading.  
In rock bed with silt and clay soils. Phenology: flowering. 

Grace M. Kostel, 5591.  6/6/2005. 		RM 
_________________________________________________________________________

336.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi ESE of Cottonwood.  Elev. 2330 ft.
T1S R19E S13 E1/2.  43 57.59' N, 101 46.82' W; GPS Reading.  
On gently rolling prairie uplands in soil depressions that have "slumped" down slope, soils are silty loam. Phenology: vegetative only. 

Grace M. Kostel, 6458.  6/16/2005. 		RM 
_________________________________________________________________________

337.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SE of Cottonwood.  Elev. 2390 ft.
T1S R19E S25 SE1/4.  43 56.017' N, 101 46.982' W; GPS Reading.  
In rolling prairie uplands in soil depressions that have "slumped" down slope. Phenology: vegetative only. 

Grace M. Kostel, 6492.  6/16/2005. 		RM 
_________________________________________________________________________

338.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 9-9.5 air mi due E of Cottonwood.  Elev. 2525 ft.
T1S R20E S15 NW1/4.  43 57.81' N, 101 43.139' W; GPS Reading.  
On gently rolling prairie in soil depressions that have "slumped" down slope, soils are silty loam. Phenology: vegetative only. 

Grace M. Kostel, 6517.  6/16/2005. 		RM 
_________________________________________________________________________

339.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7.5 air mi SE of Farmingdale.  Elev. 3100 ft.
T2S R11E S16 SE1/4.  43 52.279' N, 102 48.244' W; GPS Reading.  
Rock ledges of bluffs, north aspect, overlooking deep drainage; soils are rock, gravel, and silt eroding into clay. Phenology: vegetative only. 

Grace M. Kostel, 6806.  6/18/2005. 		RM 
_________________________________________________________________________

340.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SE of Farmingdale.  Elev. 3000 ft.
T2S R11E S9 N1/2.  43 53.949' N, 102 48.625' W; GPS Reading.  
Rock ledges of bluffs overlooking deep drainage, north aspect; soils are rock, gravel, and silt eroding into clay. Phenology: vegetative only. 

Grace M. Kostel, 6851.  6/18/2005. 		RM 
_________________________________________________________________________

341.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Farmingdale.  Elev. 2762 ft.
T2S R11E S12 South1/2.  43 53.091' N, 102 45.033' W; GPS Reading.  
Rocky ledges of bluffs overlooking a deep drainage, north aspect; soils are rock, gravel and silt eroding into clay. Phenology: vegetative only. 

Grace M. Kostel, 6881.  6/18/2005. 		RM 
_________________________________________________________________________

342.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9 air mi SE of Farmingdale.  Elev. 2958 ft.
T2S R11E S23 W1/2.  43 51.579' N, 102 46.427' W; GPS Reading.  
On rocky buttes and upslopes eroding into shale. Phenology: flowering & fruiting. 

Grace M. Kostel, 6973.  6/18/2005. 		RM 
_________________________________________________________________________

343.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10.5-11 air mi SE of Farmingdale.  Elev. 2900 ft.
T2S R12E S19 W1/2.  43 51.638' N, 102 43.956' W; GPS Reading.  
On rocky buttes and upslopes eroding into shale. Phenology: fruiting. 

Grace M. Kostel, 7011.  6/18/2005. 		RM 
_________________________________________________________________________

344.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi ESE of Farmingdale and 1.5 air mi due S of SD Hwy 44.  Elev. 2760 ft.
T2S R12E S8 N1/2.  43 53.598' N, 102 42.492' W; GPS Reading.  
On rocky uplands eroding into shale drainages. Phenology: vegetative only. 

Grace M. Kostel, 7044.  6/18/2005. 		RM 
_________________________________________________________________________

345.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 5 air mi SE of Oelrichs and ca 3 air mi SE of Limestone Butte near Forest Road 7026.  Elev. 3368 ft.
T10S R8E S34 NE1/4.  43 8.555' N, 103 8.561' W; GPS Reading.  
On rolling prairie uplands dissected by deep drainages; soils are loam to loamy clay. Phenology: vegetative only. 

Grace M. Kostel, 7488.  6/24/2005. 		RM 
_________________________________________________________________________

346.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Oelrichs; Slim Butte Creek.  Elev. 3462 ft.
T11S R8E S23 N1/2.  43 5.101' N, 103 8.301' W; GPS Reading.  
On north aspect of slopes and banks; soils are loam to loamy clay. Phenology: vegetative only. 

Grace M. Kostel, 7522.  6/24/2005. 		RM 
_________________________________________________________________________

347.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 24 air mi NW of Crawford on hill immediately adjacent to and E of Milo Road.  Elev. 4275 ft.
T33N R53W S29 SE1/4.  42.8033 N, 103.5912 W; GPS Reading.  
Pinus ponderosa covered ridge of escarpment; soils are sand. Phenology: vegetative only. 

Grace M. Kostel, 7808.  6/26/2005. 		RM 
_________________________________________________________________________

348.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 16 air mi NW of Crawford and ca 2 air mi due N of Cottonwood Road.  Elev. 4050 ft.
T32N R53W S2 E1/2.  42.7724 N, 103.5059 W; GPS Reading.  
Pinus ponderosa covered ridge of escarpment; soils are sand. Phenology: vegetative only. 

Grace M. Kostel, 7833.  6/26/2005. 		RM 
_________________________________________________________________________

349.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8-8.5 air mi SE of Wall and 0.5 mi due S of I-90.  Elev. 2650 ft.
T1S R17E S32 W1/2.  43 54.97' N, 102 6.89' W; GPS Reading.  
In deep dissected cuts of badlands "wall"; soils are clay. Phenology: fruiting. 

Grace M. Kostel, 7885.  6/27/2005. 		RM 
_________________________________________________________________________

350.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10-10.5 air mi SE of Wall and ca 0.5-1 air mi S of I-90.  Elev. 2590 ft.
T2S R17E S3 NW1/4.  43 54.25' N, 102 4.656' W; GPS Reading.  
Deep dissections of badlands "wall", draw bottom; soils are clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 7914.  6/27/2005. 		RM 
_________________________________________________________________________

351.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SE of Scenic; Big Hollow Creek.  Elev. 2775 ft.
T4S R13E S12 SE1/4.  43 42.394' N, 102 30.074' W; GPS Reading.  
On side slope moisture slump of side drainage; slopes are stabilized by vegetation, soils are clay loam. Phenology: fruiting. 

Grace M. Kostel, 7946.  6/29/2005. 		RM 
_________________________________________________________________________

352.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 5.5 air mi SE of Scenic in Big Hollow Creek.  Elev. 2750 ft.
T4S R13E S12 South1/2.  43 42.388' N, 102 30.422' W; GPS Reading.  
Soils are unstable, gravel and clay streambed. Phenology: fruiting. 

Grace M. Kostel, 7961.  6/29/2005. 		RM 
_________________________________________________________________________

353.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 3 1/2-3 3/4 air mi SSW of Scenic.  Elev. 2861 ft.
T3S R12E S31 SE1/4.  43 44.157' N, 102 34.005' W; GPS Reading.  
In deep-cut stream channel of badlands; soils are clay overlain by gravel. Phenology: fruiting. 

Grace M. Kostel, 8002.  6/29/2005. 		RM 
_________________________________________________________________________

354.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi NW of Scenic, on mesa area overlooking Spring Creek.  Elev. 2950 ft.
T3S R13E S17 NW1/4.  43 47.384' N, 102 35.451' W; GPS Reading.  
Soil is sand. Phenology: fruiting. 

Grace M. Kostel, 8077.  7/5/2005. 		RM 
_________________________________________________________________________

355.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 4-4.5 air mi SW of Scenic.  Elev. 2850 ft.
T3S R12E S25 SW1/4.  43 45.277' N, 102 37.946' W; GPS Reading.  
On ridge top; soils are gravel and clay. Phenology: fruiting. 

Grace M. Kostel, 8128.  7/5/2005. 		RM 
_________________________________________________________________________

356.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 2.5 air mi NE of Scenic.  Elev. 2750 ft.
T3S R13E S2 SW1/4.  43 48.755' N, 102 31.974' W; GPS Reading.  
On ridge top edges, soil is gravel underlain with clay. Phenology: vegetative only. 

Grace M. Kostel, 8134.  7/5/2005. 		RM 
_________________________________________________________________________

357.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6-6.5 air mi ESE of Cottonwood in South Fork Bad River.  Elev. 2325 ft.
T1S R20E S19 W1/2.  43 56.507' N, 101 46.49' W; GPS Reading.  
Soils are silty clay. Phenology: fruiting. 

Grace M. Kostel, 8313.  7/10/2005. 		RM 
_________________________________________________________________________

358.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi ESE of Cottonwood in Cottonwood Creek.  Elev. 2350 ft.
T1S R19E S16 SW1/4.  43 57.406' N, 101 51.424' W; GPS Reading.  
Soils are silty clay. Phenology: fruiting. 

Grace M. Kostel, 8353.  7/10/2005. 		RM 
_________________________________________________________________________

359.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Sage Creek drainage, ca 8 air mi SW of Wall and ca 2.5 mi due W of Sage Creek Road (County Road C502).  Elev. 2850 ft.
T1S R14E S24 SE1/4; also S25.  43 56.26' N, 102 22.907' W; GPS Reading.  
In large side drainage of the creek, soils are silty loam. Phenology: fruiting. 

Grace M. Kostel, 8459.  7/11/2005. 		RM 
_________________________________________________________________________

360.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi SW of Wall and 1/4 mi due N of Badlands National Park boundary in Sage Creek.  Elev. 2480 ft.
T1S R14E S27 SE1/4; also S34.  43 55.408' N, 102 25.686' W; GPS Reading.  
Soils are silty loam. Phenology: fruiting. 

Grace M. Kostel, 8479.  7/11/2005. 		RM 
_________________________________________________________________________

361.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi WSW of Wall.  Elev. 2600-2700 ft.
T1S R14E S20 South1/2.  43 56.515' N, 102 28.24' W; GPS Reading.  
In deep drainage, soils are silty loam. Phenology: fruiting. 

Grace M. Kostel, 8517.  7/11/2005. 		RM 
_________________________________________________________________________

362.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi ESE of Fairburn and 1/4 mi due S of County Road 18 at French Creek.  Elev. 3100 ft.
T5S R10E S6 W1/2.  43 38.453' N, 103 6.192' W; GPS Reading.  
On north and east facing slopes of creek, soils are rock and gravel. Phenology: fruiting. 

Grace M. Kostel, 8542.  7/12/2005. 		RM 
     with Don Hazlett
_________________________________________________________________________

363.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 9-9.5 air mi ESE of Fairburn in the Fairburn Agate/Rock beds.  Elev. 3250-3300 ft.
T4S R9E S27 SE1/4.  43 40.281' N, 103 8.87' W; GPS Reading.  
Rock substrate with clay soil interstices. Phenology: vegetative only. 

Grace M. Kostel, 8582.  7/12/2005. 		RM 
     with Don Hazlett
_________________________________________________________________________

364.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 19-19.5 air mi E of Fairburn, Battle Creek.  Elev. 2625 ft.
T4S R11E S21 NW1/4; also S20.  43 41.364' N, 102 49.067' W; GPS Reading.  
In and along shores of creek, soils are wet clay and clay with gravel sediments. Phenology: vegetative only. 

Grace M. Kostel, 8929.  7/20/2005. 		RM 
_________________________________________________________________________

365.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 1 air mi NW of Redshirt and ca 2 air mi due W of County Road 40, Cheyenne River.  Elev. 2675 ft.
T4S R10E S27.  43 40.327' N, 102 54.664' W; GPS Reading.  
At the shores of river, soils are gravel and sand. Phenology: vegetative only. 

Grace M. Kostel, 8966.  7/20/2005. 		RM 
_________________________________________________________________________

366.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 10.5 air mi SE of Fairburn.  Elev. 2755 ft.
T5S R9E S22 E1/2.  43 36.063' N, 103 2.196' W; GPS Reading.  
Soils are sand overlain with gravel sediments. Phenology: vegetative only. 

Grace M. Kostel, 9000.  7/21/2005. 		RM 
_________________________________________________________________________

367.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 11.5 air mi SE of Fairburn, Cheyenne River.  Elev. 2875 ft.
T5S R9E S13 N1/2.  43 37.15' N, 102 59.873' W; GPS Reading.  
On bluffs overlooking river, south aspect, soils are sand. Phenology: vegetative only. 

Grace M. Kostel, 9024.  7/21/2005. 		RM 
_________________________________________________________________________

368.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 18 air mi ESE of Fairburn, Cheyenne River.  Elev. 2850 ft.
T4S R11E S30 South1/2.  43 40.232' N, 102 51.123' W; GPS Reading.  
On sand bluff overlooking the river, south aspect, soil is sand. Phenology: vegetative only. 

Grace M. Kostel, 9048.  7/21/2005. 		RM 
_________________________________________________________________________

369.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 24 air mi due W of Montrose.  Elev. 4000 ft.
T34N R56W S13 NE1/4.  42 55.587' N, 103 58.56' W; GPS Reading.  
In an ephemeral stream upland of reservoir, soil is silty loam. Phenology: fruiting. 

Grace M. Kostel, 9475.  8/6/2005. 		RM 
_________________________________________________________________________

370.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12 air mi NW of Crawford in Little Cottonwood Creek.  Elev. 3875 ft.
T32N R53W S14 NE1/4.  42 45.237' N, 103 30.406' W; GPS Reading.  
Perennial stream, soils are sand and loamy clay. Phenology: fruiting. 

Grace M. Kostel, 9503.  8/6/2005. 		RM 
_________________________________________________________________________

371.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12 air mi NW of Crawford in Little Cottonwood Creek.  Elev. 3875 ft.
T32N R53W S14 NE1/4.  42 45.237' N, 103 30.406' W; GPS Reading.  
Perennial stream, soils are sand and loamy clay. Phenology: vegetative only. 

Grace M. Kostel, 9540b.  8/6/2005. 		RM 
_________________________________________________________________________

372.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Rancho del Rio Grande Grant: along Rio Chiquito on Forest Road 437, ca 1 air mi S of Pinoreal Peak, ca 6.5 air mi SE of Ranchos de Taos.  Elev. 8000-8400 ft.
T24N R13E S24 NE1/4.  36.3046 N, 105.5063 W; GPS Reading.  
Southerly-facing pinyon/juniper/oak slope. Phenology: vegetative only. 

B. E. Nelson, 65746.  7/28/2005. 		RM 940564	Barcode: RM0112528
_________________________________________________________________________

373.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: along Forest Road 137, ca 0.5 mi E of Pine Canyon, ca 4 air mi W of El Rito; ca 32 air mi SE of Tierra Amarilla.  Elev. 7580-7620 ft.
T24N R6E S1 W1/2.  36.3419 N, 106.2532 W; GPS Reading.  
Open, stony ponderosa pine woodland with scattered juniper and pinyon. Phenology: vegetative only. 

B. E. Nelson, 65990.  8/2/2005. 		RM 940563	Barcode: RM0112527
_________________________________________________________________________

374.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Rio de Truchas, Forest Road 697, ca 3 air mi NW of Truchas.  Elev. 7050 ft.
T21N R10E S2.  36.0848 N, 105.8708 W; GPS Reading.  
Ephemeral stream riparian area and mesa top with pinyon/juniper and Quercus gambelii. Phenology: flowering. 

Jill E. Larson, 122.  5/22/2005. 		RM 940567	Barcode: RM0112510
     with Robert Peters
_________________________________________________________________________

375.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Cerro Azul, Forest Road 157, ca 5.5 air mi S of Taos Junction.  Elev. 7150 ft.
T24N R10E S29.  36.2902 N, 105.3892 W; GPS Reading.  
Sandy flats with pinyon/juniper and northeast aspect of rocky slope. Phenology: flowering & fruiting. 

Jill E. Larson, 223.  5/28/2005. 		RM 940566	Barcode: RM0112509
_________________________________________________________________________

376.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Quay County: Nara Visa.  Elev. 4200 ft.
Phenology: fruiting. 

George L. Fisher, 7ol&7n.  8/22/1911. 		RM 92367
_________________________________________________________________________

377.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Forest Road 10, Capulin Canyon near trailhead, ca 6 air mi E of Taos.  Elev. 8300-8450 ft.
T25N R14E S20.  36.3866 N, 105.471 W; GPS Reading.  
Riparian, roadside and Pinus ponderosa/mixed conifer forest. Phenology: flowering. 

Jill E. Larson, 471.  6/1/2005. 		RM 940565	Barcode: RM0112508
_________________________________________________________________________

378.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: U.S. Hwy 64 and Forest Road 310.  Elev. 7000 ft.
T29N R4W S1 N1/2.  36.7587 N, 107.2014 W; GPS Reading.  
Sandstone outcrops with pinyon/juniper and Artemisia tridentata. Phenology: flowering & fruiting. 

Jill E. Larson, 486.  6/2/2005. 		RM 940604	Barcode: RM0112532
_________________________________________________________________________

379.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: Bancos Canyon, Forest Road 310.  Elev. 6750-6900 ft.
T31N R4W S14 N1/2; also South 1/2 S11.  36.9014 N, 107.2199 W; GPS Reading.  
Artemisia tridentata, sandstone slopes with pinyon/juniper. Phenology: fruiting. 

Jill E. Larson, 596.  6/2/2005. 		RM 940603	Barcode: RM0112531
_________________________________________________________________________

380.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: Project Gas Buggy, Forest Service point of interest on Forest Road 357.  Elev. 7200 ft.
T28N R4W S12; SW1/4 S36; also T28N R4W S12 and N1/2 S13.  36.6776 N, 107.2072 W; GPS Reading.  
Ponderosa pine forest with openings of Artemisia tridentata. Phenology: vegetative only. 

Jill E. Larson, 697.  6/3/2005. 		RM 940602	Barcode: RM0112530
_________________________________________________________________________

381.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Sabastian Martin Grant: Canada de las Entranas, ca 5 air mi SW of Velarde; 4.5 air mi S of Dixon.  Elev. 6850 ft.
36.0937 N, 105.8878 W; GPS Reading.  
Ephemeral stream riparian area and canyon slopes. Phenology: flowering & fruiting. 

Jill E. Larson, 80.  5/22/2005. 		RM 940568	Barcode: RM0112511
     with Robert Peters
_________________________________________________________________________

382.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Forest Road 438 on Rito de la Olla, ca 7 air mi SE of Talpa.  Elev. 7950-8550 ft.
T24N R13E S35 South 1/2; also T23N R13E S2 N1/2.  36.2624 N, 105.5294 W; GPS Reading.  
Riparian area and rocky south aspect slope with pinyon/juniper and ponderosa pine. Phenology: flowering. 

Jill E. Larson, 934.  6/9/2005. 		RM 940601	Barcode: RM0112529
_________________________________________________________________________

383.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: NM Hwy 567 at Rio Grande Bridge and up road for ca 0.5 mi, ca 10 air mi SW of Taos.  Elev. 6000-6323 ft.
T24N R11E S2 E1/2.  36.3357 N, 105.7328 W; GPS Reading.  
Roadside with weeds and canyon slopes. Phenology: flowering. 

Ronald L. Hartman, 80524.  5/17/2005. 		RM 940562	Barcode: RM0112526
     with Jill E. Larson
_________________________________________________________________________

384.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: La Junta Campground above Rio Grande and down switch backs to Rio Grande.  Elev. 6600-7400 ft.
T28N R12E S17 South1/4; also N1/4 S20.  36.6554 N, 105.6869 W to 36.6486 N, 105.6954 W; GPS Reading.  
Southwest exposure, rocky to rim rock with bench below. Phenology: flowering. 

Ronald L. Hartman, 80589.  5/18/2005. 		RM 940561	Barcode: RM0112524
     with Jill E. Larson
_________________________________________________________________________

385.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: overlooking the Canyon del Rio Grande, ca 4 air mi WSW of Buena Vista.  Elev. 7350-7500 ft.
T29N R12E S4 SW1/4; also SE1/4 S5 .  36.7737 N, 105.6744 W; GPS Reading.  
Canyon rim overlooking the river with side canyon, sagebrush slopes and canyon walls. Phenology: flowering. 

Ronald L. Hartman, 80638.  5/20/2005. 		RM 940559	Barcode: RM0112590
     with Jill E. Larson
_________________________________________________________________________

386.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Latir Creek at confluence with the Rio Grande, ca 4 air mi SW of Sunshine.  Elev. 7350-7450 ft.
T30N R12E S32 N1/2.  36.7966 N, 105.6837 W; GPS Reading.  
Canyon rim overlooking the river with side canyon, sagebrush slopes and canyon walls. Phenology: flowering. 

Ronald L. Hartman, 80665.  5/20/2005. 		RM 940558	Barcode: RM0112589
     with Jill E. Larson
_________________________________________________________________________

387.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Rio de los Pinos, ca 0.6 air mi SW of Los Pinos.  Elev. 8000-8400 ft.
T32N R8E S22 NE1/4.  36.9829 N, 106.0738 W; GPS Reading.  
Igneous cap rock and rocky slope. Phenology: fruiting. 

Ronald L. Hartman, 81134.  7/22/2005. 		RM 940557	Barcode: RM0112588
_________________________________________________________________________

388.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: NM Hwy 515 from NM Hwy 522 to Red River State Fish Hatchery, follow powerline ca 0.5 air mi down creek until intercept with Hatchery Road on back up the road.  Elev. 7200-7500 ft.
T28N R12E S11 W1/2; also E1/2 S10.  36.6698 N, 105.6391 W to 36.6812 N, 105.6477 W; GPS Reading.  
Pinyon/juniper. Phenology: vegetative only. 

Ronald L. Hartman, 81405.  7/25/2005. 		RM 940556	Barcode: RM0112587
_________________________________________________________________________

389.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Rio Grande Gorge on southwest side of Ute Mountain.  Elev. 7400-7493 ft.
T31N R12E S30 SW1/4.  36.8889 N, 105.7059 W; GPS Reading.  
Canyon rim and wash to river edge. Phenology: fruiting. 

Ronald L. Hartman, 81429.  7/26/2005. 		RM 940555	Barcode: RM0112586
_________________________________________________________________________

390.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Rio Grande Gorge on southwest side of Ute Mountain.  Elev. 7400-7493 ft.
T31N R12E S30 SW1/4.  36.8889 N, 105.7059 W; GPS Reading.  
Canyon rim and wash to river edge. Phenology: vegetative only. 

Ronald L. Hartman, 81433.  7/26/2005. 		RM 940554	Barcode: RM0112585
_________________________________________________________________________

391.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: along Arroyo Companero in Carrizo Canyon off Forest Road 314 and lower Fierro Canyon, ca air mi of Dulce.  Elev. 6780-6900 ft.
T27N R4W S11 SW1/4.  36.5858 N, 107.2147 W; GPS Reading.  
Stony and shrub covered northerly facing slope. Phenology: flowering. 

B. E. Nelson, 67782.  5/14/2006. 		RM 949230	Barcode: RM0153972
_________________________________________________________________________

392.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: at the head of Ahogadero Canyon near the intersection of Forest roads 314 and 315, ca air mi of Dulce.  Elev. 7120-7320 ft.
T27N R4W S25 NW1/4; also NE1/4 S26.  36.5458 N, 107.2104 W; GPS Reading.  
Brushy pinyon/juniper woodland with ponderosa pine on the lower slopes. Phenology: flowering. 

B. E. Nelson, 67807.  5/14/2006. 		RM 949229	Barcode: RM0153973
_________________________________________________________________________

393.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: near the junction of Forest roads 357B and 357B1 near the head of Fire Canyon, ca 1/4 mi NNE of Cedar Spring, ca air mi of Dulce.  Elev. 7400-7480 ft.
T29N R4W S33 SE1/4; also SW1/4 S34.  36.6749 N, 107.2517 W; GPS Reading.  
Sandy, open pinyon/juniper-ponderosa pine woods and clearings with sandstone outcrops. Phenology: flowering. 

B. E. Nelson, 67836.  5/14/2006. 		RM 949228	Barcode: RM0153974
_________________________________________________________________________

394.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Lopez Canyon off Forest Road 337, ca 3.5 air mi SE of Canjilon.  Elev. 8000-8260 ft.
T26N R5E S27 E1/4.  36.4591 N, 106.3836 W; GPS Reading.  
Cobblestone slopes with pinyon/juniper. Phenology: flowering. 

B. E. Nelson, 68039.  5/18/2006. 		RM 949227	Barcode: RM0153975
_________________________________________________________________________

395.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Penabetoso Peaks and vicinity on the south peak and surrounding area, ca 16 air mi N of Tres Piedras.  Elev. 8230-8321 ft.
T31N R9E S36 N1/4.  36.8866 N, 105.9367 W; GPS Reading.  
On and around a small basalt outcrop on the plains. Phenology: vegetative only. 

B. E. Nelson, 69233.  8/6/2006. 		RM 949226	Barcode: RM0153976
_________________________________________________________________________

396.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: offshoot of Forest Road 23, ca 3/4 air mi E of west Forest Boundary on east side of Abiquiu Reservoir, ca 5 air mi NW of Abiquiu.  Elev. 6990 ft.
T24N R5E S34 NE1/4; also SE1/4 S27.  36.2771 N, 106.3903 W; GPS Reading.  
Pinyon/juniper woodland with large openings of Stipa comata and Gutierrezia sarothrae. Phenology: fruiting. 

Jill E. Larson, 10440.  8/15/2006. 		RM 949232	Barcode: RM0153970
_________________________________________________________________________

397.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canyon de los Alamos accessed from NM Hwy 519 and Forest Road 222 near Salt Lick Spring, ca 2 air mi NE of La Madera; ca 2.5 air mi SE of Anacones.  Elev. 6750-7000 ft.
T25N R9E S18 NE1/4; also E1/2 S7.  36.4102 N, 106.0202 W; GPS Reading.  
Along bottom and sides of dry wash with Quercus gambelii and Juniperus scopulorum. Phenology: fruiting. 

Jill E. Larson, 10906.  8/22/2006. 		RM 949231	Barcode: RM0153971
_________________________________________________________________________

398.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Fernando Mountains: south side of Taos Canyon on Forest Trail 164, South Boundary Trail, ca 3.5 air mi E of Ranchos de Taos.  Elev. 7250-8000 ft.
T25N R13E S27; also SW1/4 S26.  36.3751 N, 105.5483 W; GPS Reading.  
Pinyon/juniper woodland hills with Ptelea trifoliata, Poa fendleriana and prickly pear cactus. Phenology: fruiting. 

Jill E. Larson, 5296.  5/29/2006. 		RM 949239	Barcode: RM0153966
_________________________________________________________________________

399.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Picuris Pueblo Indian Reservation: canyon east of Picuris Canyon, ca 2 air mi NE of Picuris Pueblo, ca 4 air N of Penasco.  Elev. 7600 ft.
T23N R12E S19.  36.2166 N, 105.7113 W; GPS Reading.  
Roadside with stream and rock outcrop with Salix species and Populus angustifolia. Phenology: flowering. 

Jill E. Larson, 5567.  6/1/2006. 		RM 949238	Barcode: RM0153985
     with Cheryl Archuleta
_________________________________________________________________________

400.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pedro Mountains: southeast end of range, ca 10 air mi N of Seminoe Dam; ca 40 air mi NE of Sinclair.  Elev. 6000-6100 ft.
T27N R84W S20.  42.2963 N, 106.9097 W.  
West facing granite slope. Phenology: flowering. 

Amy J. Roderick, 2128.  7/12/1997. 		RM 
_________________________________________________________________________

401.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Arroyo Seco and surrounding hills, Forest Road 44 at north boundary of Juan Jose Lobato Grant, ca 2 air mi N of El Rito.  Elev. 7200-7800 ft.
T25N R7E S21; also N1/2 S28.  36.3765 N, 106.1969 W; GPS Reading.  
Riparian area of dry stream by road. Phenology: fruiting. 

Jill E. Larson, 6027.  6/8/2006. 		RM 949237	Barcode: RM0153986
_________________________________________________________________________

402.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 94, ca 2 air mi S fo Las Placitas, just S of CCC Spring.  Elev. 6500 ft.
T24N R7E S26 W1/2.  36.2901 N, 106.1648 W; GPS Reading.  
Dry wash with Salix and Rhus trilobata. Phenology: fruiting. 

Jill E. Larson, 7043.  6/21/2006. 		RM 949236	Barcode: RM0153968
_________________________________________________________________________

403.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Otero County: Sacramento Mountains: Alamogordo: Dry Canyon.  Elev. 4600 ft.
Phenology: buds. 

J. A. G. Rehn, s.n..  4/14/1902. 		RM 106531
     with H. L. Viereck
_________________________________________________________________________

404.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Picuris Pueblo Indian Reservation: E of NM Hwy 76, ca 1 air mi NNE of Chamisal and ca 2 air mi SSW of Picuris Pueblo.  Elev. 7550-7660 ft.
T23N R11E S36 South 1/2.  36.1811 N, 105.7213 W; GPS Reading.  
Artificial ponds ringed with Schoenoplectus and Typha; surrounding areas disturbed by creation of ponds. Phenology: fruiting. 

Jill E. Larson, 7182.  6/27/2006. 		RM 949235	Barcode: RM0153967
_________________________________________________________________________

405.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Cochise County: Chiricahua Mountains: Whitetail Canyon: Halls Ranch.  Elev. 5200 ft.
T16S R30E S34.  
Granite detritus. Phenology: fruiting. 

J. C. Blumer, 1319.  8/22/1906. 		RM 165082
_________________________________________________________________________

406.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Cochise County: Chiricahua Mountains: Whitetail Canyon: Halls Ranch.  Elev. 5200 ft.
T16S R30E S34.  
Granite detritus. Phenology: fruiting. 

J. C. Blumer, 1320.  8/22/1906. 		RM 165087
_________________________________________________________________________

407.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: Forest Road 23, ca 1 air mi E of junction of U.S. 84 and NM Hwy 96, ca 2 air mi E of east high waterline of Abiquiu Reservoir, ca 6 air mi NW of Abiquiu.  Elev. 6600-6800 ft.
T25N R5E S3 N1/2.  36.2511 N, 106.3918 W; GPS Reading.  
Pinyon/juniper woodland on sandstone. Phenology: vegetative only. 

Jill E. Larson, 9175.  7/25/2006. 		RM 949234	Barcode: RM0153987
_________________________________________________________________________

408.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Cimarron Range: Colin Neblett State Wildlife Area: along Maverick Creek from U.S. Hwy 64, ca 0.5 air mi NE of Gravel Pit Lakes, ca 7 air mi E of Eagle Nest, ca 1.5 air mi W of Ute Park at area boundary.  Elev. 7650-7800 ft.
36.5498 N, 105.1307 W; GPS Reading.  
Pinyon/juniper woodland with mixed conifers in drainage areas; old roads with Melilotus officinalis. Phenology: fruiting. 

Jill E. Larson, 9982.  8/9/2006. 		RM 949233	Barcode: RM0153969
_________________________________________________________________________

409.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: San Antonio Mountain, foothills on NE side to W of basalt "mine".  Elev. 8380-8640 ft.
T31N R9E S20; also S21.  36.9045 N, 105.9968 W; GPS Reading.  
Rocky hills. Phenology: flowering. 

Ronald L. Hartman, 81737.  5/15/2006. 		RM 949214	Barcode: RM0153988
_________________________________________________________________________

410.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 68 southwest of Taos at Arroyo Hondo, down Stream towards Rio Grande.  Elev. 6598-6976 ft.
T24N R11E S14; also S23.  36.3 N, 105.732 W to 36.315 N, 105.742 W; uncertainty 0.25 mi..  
Half way down canyon. Phenology: flowering. 

Ronald L. Hartman, 81772.  5/16/2006. 		RM 949213	Barcode: RM0153977
_________________________________________________________________________

411.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: ca 5 air mi NE of Carson.  Elev. 6900 ft.
T25N R11E S2.  36.4166 N, 105.723 W; GPS Reading.  
Canyon rim. Phenology: flowering. 

Ronald L. Hartman, 81822.  5/18/2006. 		RM 949212	Barcode: RM0153978
_________________________________________________________________________

412.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: 1 mi upstream of bridge on road to Carson, NM Hwy 570.  Elev. 6040 ft.
T24N R11E S21.  36.2938 N, 105.776 W; GPS Reading.  
Along river. Phenology: flowering. 

Ronald L. Hartman, 81919.  5/19/2006. 		RM 949211	Barcode: RM0153979
_________________________________________________________________________

413.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: NM Hwy 68, 2 mi SW of Embudo, ca 0.2 air mi NE and SW.  Elev. 5781 ft.
T23N R9E S34.  36.1833 N, 105.9785 W; GPS Reading.  
Roadside to river banks. Phenology: fruiting. 

Ronald L. Hartman, 82052.  5/22/2006. 		RM 949210	Barcode: RM0153980
_________________________________________________________________________

414.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: north peak of Pinabetoso Peaks.  Elev. 8200-8328 ft.
T31N R9E S25.  36.8897 N, 105.9402 W; uncertainty 0.25 mi..  
Volcanic outcrops with sheldered ledges and adjacent grasslands. Phenology: vegetative only. 

Ronald L. Hartman, 83417.  8/16/2006. 		RM 949209	Barcode: RM0153981
_________________________________________________________________________

415.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Cerrito Dormilon.  Elev. 7600-7736 ft.
T27N R11E S34.  36.5277 N, 105.8701 W; uncertainty 0.25 mi..  
Volcanic outcrop. Phenology: vegetative only. 

Ronald L. Hartman, 83592.  8/18/2006. 		RM 949208	Barcode: RM0153982
_________________________________________________________________________

416.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: at the head of Sand Spring Draw above Rimrock Basin, ca 9 air mi NE of Meeteetse; ca 25 air mi SE of Cody.  Elev. 5540-5680 ft.
T49N R99W S10 NE1/4.  44.2339 N, 108.7427 W; uncertainty 0.5 mi..  
Sandy ridgetop and sandstone outcrops in the breaks. Phenology: fruiting. 

B. E. Nelson, 52584.  6/10/2001. 		RM 800885	Barcode: RM0095840
     with Luanne Lum
_________________________________________________________________________

417.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Lane 42 ca 3 air mi N of Sheep Mountain and ca 0.3 mi S of the Greybull River, ca 4 air mi S of Burlington; ca 19.5 air mi W of Basin.  Elev. 4400 ft.
T51N R96W S20 N1/4.  44.3786 N, 108.4199 W; uncertainty 1 mi..  
Roadside on wooded clay flats with irrigation ditch. Phenology: vegetative only. 

B. E. Nelson, 52625.  6/10/2001. 		RM 800884	Barcode: RM0095839
     with Luanne Lum
_________________________________________________________________________

418.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 1AB and Lake Creek, ca 26 air mi NNW of Cody and ca 26 air mi WNW of Powell.  Elev. 4400-4440 ft.
T57N R103W S36 SW1/4.  44.8777 N, 109.2494 W; uncertainty 0.5 mi..  
Pinus and sagebrush on sandy soil with cobbles. Phenology: fruiting. 

Luanne Lum, 1096.  7/31/2001. 		RM 800887	Barcode: RM0095842
_________________________________________________________________________

419.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 1AB at Clarks Fork Canyon, ca 25 air mi NNW of Cody.  Elev. 4590-5680 ft.
T56N R103W S7.  44.8468 N, 109.3107 W; uncertainty 1 mi..  
Riparian with Juniperus. Phenology: fruiting. 

Luanne Lum, 1117.  8/1/2001. 		RM 800886	Barcode: RM0095841
_________________________________________________________________________

420.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: E of Wyo Hwy 120 and N of Eagle Draw, ca 1.5 air mi WNW of Ceder Ridge and ca 5.5 air mi WNW of Thermopolis.  Elev. 4310-4740 ft.
T43N R95W S20 SW1/4.  43.6772 N, 108.2855 W; uncertainty 0.5 mi..  
Rock outcrop. Phenology: fruiting. 

Luanne Lum, 146.  6/18/2001. 		RM 800894	Barcode: RM0095827
_________________________________________________________________________

421.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 26, ca 5 air mi N of Thermopolis.  Elev. 4400-4500 ft.
T43N R95W S12 SW1/4.  43.706 N, 108.2058 W; uncertainty 0.5 mi..  
Juniper woodland. Phenology: vegetative only. 

Luanne Lum, 152.  6/18/2001. 		RM 800893	Barcode: RM0095848
_________________________________________________________________________

422.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Wyo Hwy 31 E of Nowood River, ca 13 air mi ESE of Manderson and ca 8 air mi WSW of Hyattville.  Elev. 4100-4180 ft.
T49N R91W S13 SW1/4; also T49N R91W NW1/4 S24.  44.2194 N, 107.734 W; uncertainty 1 mi..  
Cattail marsh with Populus. Phenology: fruiting. 

Luanne Lum, 232.  6/21/2001. 		RM 800892	Barcode: RM0095847
_________________________________________________________________________

423.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Hazelton or County Road 81 S of Bar C Creek, ca 56 air mi ESE of Thermopolis.  Elev. 7990-8120 ft.
T41N R86W S14.  43.5205 N, 107.1423 W; uncertainty 1 mi..  

Luanne Lum, 504.  7/2/2001. 		RM 
     with Michelle Wilson
_________________________________________________________________________

424.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Nowood River, ca 8 air mi SW of Hyattville.  Elev. 4168 ft.
T48N R90W S5 NW1/4.  44.1608 N, 107.6755 W; uncertainty 0.5 mi..  
Riparian on sandy soil. Phenology: fruiting. 

Luanne Lum, 529.  7/3/2001. 		RM 800891	Barcode: RM0095846
     with Michelle Wilson
_________________________________________________________________________

425.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along County Road 40, ca 37.5 air mi NW of Basin and ca 4.5 air mi SSW of Greybull.  Elev. 3080-4020 ft.
T51N R93W S6 NE1/4.  44.422 N, 108.077 W; uncertainty 0.5 mi..  
Sagebrush and greasewood with Salsola. Phenology: fruiting. 

Luanne Lum, 598.  7/6/2001. 		RM 
     with Michelle Wilson
_________________________________________________________________________

426.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Beaver Creek or County Road 258, ca 4.2 air mi NW of Shell and ca 13.5 air mi ENE of Greybull.  Elev. 4250 ft.
T53N R91W S16 W1/2.  44.5717 N, 107.8125 W; uncertainty 1 mi..  
Riparian with Salix on sandy soil. Phenology: fruiting. 

Luanne Lum, 676.  7/9/2001. 		RM 800890	Barcode: RM0095845
_________________________________________________________________________

427.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Foster Gulch or BLM Road 1119 (mapped as BLM Road 1919), ca 7 air mi SSW of Lovell and ca 26 air mi NW of Greybull.  Elev. 4140-4190 ft.
T55N R96W S17 SE1/4; also NE1/4 S20.  44.7454 N, 108.2579 W; uncertainty 1 mi..  
Rock outcrop. Phenology: fruiting. 

Luanne Lum, 733.  7/10/2001. 		RM 800888	Barcode: RM0095843
_________________________________________________________________________

428.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Nowood Road at Nowood River, ca 0.5 air mi NW of Mahogany Butte, ca 27 air mi S of Ten Sleep.  Elev. 5040 ft.
T48N R88W S35 SE1/4.  44.0841 N, 107.4001 W; uncertainty 0.5 mi..  
Juniper woodland with mountan mahogany and Rhus; sandy soil with rock outcrops. Phenology: fruiting. 

Luanne Lum, 75.  6/12/2001. 		RM 800895	Barcode: RM0095828
_________________________________________________________________________

429.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: butte S of County Road 324, ca 5 air mi ENE of Sinclair; ca 9.5 air mi E of Rawlins.  Elev. 6600 ft.
T21N R85W S6.  41.8203 N, 107.0317 W.  
Dry shale slope dominated by rabbitbrush, sagebrush, snakeweed, and selenium indicators. Phenology: fruiting. 

Amy J. Roderick, 2195.  7/12/1997. 		RM 
_________________________________________________________________________

430.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: ridge leading NW off Lightning Ridge on the Nowater Trail or BLM Road 1404, ca 10 air mi SW of Big Trails; ca 36 air mi SE of Worland.  Elev. 5680-5800 ft.
T43N R88W S30 SE1/4.  43.6647 N, 107.4604 W; uncertainty 0.5 mi..  
Sandy ridge top with scattered Rhus and Artemisia and areas of sandstone pavement and outcrops. Phenology: fruiting. 

B. E. Nelson, 57433.  7/14/2002. 		RM 803801	Barcode: RM0097643
_________________________________________________________________________

431.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: ridge leading NW off Lightning Ridge on the Nowater Trail or BLM Road 1404, ca 10 air mi SW of Big Trails; ca 36 air mi SE of Worland.  Elev. 5460-5500 ft.
T43N R88W S30 NE1/4.  43.6647 N, 107.4604 W; uncertainty 0.5 mi..  
Slopes below sandstone rimrock in small canyon with chokecherry/skunkbush thickets and narrowleaf cottonwood. Phenology: vegetative only. 

B. E. Nelson, 57450.  7/14/2002. 		RM 803800	Barcode: RM0097642
_________________________________________________________________________

432.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along County Lane 43 and along the Greybull River, ca 2 air mi SE of Otto; ca 10 air mi W of Basin.  Elev. 4080-4100 ft.
T51N R95W S23 NE1/4.  44.3786 N, 108.2384 W; uncertainty 0.5 mi..  
Thicket along the road with a seep. Phenology: vegetative only. 

B. E. Nelson, 57732.  7/18/2002. 		RM 803799	Barcode: RM0097641
_________________________________________________________________________

433.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Nowood River ca 0.5 air mi S of County Road 50, ca 3.5 air mi NW of McDermotts Butte, ca 5.5 air mi E of Manderson; ca 12.5 air mi SE of Basin.  Elev. 3990-4040 ft.
T50N R92W S36 NE1/4.  44.2628 N, 107.855 W; uncertainty 0.5 mi..  
River bank thickets. Phenology: vegetative only. 

B. E. Nelson, 57904.  7/23/2002. 		RM 803798	Barcode: RM0097640
_________________________________________________________________________

434.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Red Hole or BLM Road 1426, ca 8.2 air mi ESE of Lucerne and ca 10.1 air mi ENE of Thermopolis.  Elev. 4610-4900 ft.
T43N R93W S17 NE1/4.  43.6916 N, 108.0465 W; uncertainty 0.5 mi..  
Sagebrush on shale. Phenology: flowering. 

Luanne Lum, 1374.  5/23/2002. 		RM 803835	Barcode: RM0097657
_________________________________________________________________________

435.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: 1 mi W of Turkey Tanks, Fort Valley Experiment Station.  Elev. 6200 ft.
T22N R9E S35.  
Phenology: fruiting. 

J. O. Veach, 619.  8/7/1919. 		USFS 512238
_________________________________________________________________________

436.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 47 at Red Gulch, ca 8.2 air mi NW of Ten Sleep.  Elev. 4295-4440 ft.
T48N R89W S21.  44.1174 N, 107.5333 W; uncertainty 1 mi..  
Slope drainage. Phenology: flowering. 

Luanne Lum, 1974.  6/1/2002. 		RM 803814	Barcode: RM0097656
_________________________________________________________________________

437.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 26, ca 3.7 air mi NE of Thermopolis and E of Bighorn River.  Elev. 4310-4580 ft.
T43N R94W S19 SE1/4.  43.6772 N, 108.1859 W; uncertainty 0.5 mi..  
Riparian and rocky outcrops. Phenology: fruiting. 

Luanne Lum, 2377.  6/8/2002. 		RM 803813	Barcode: RM0097655
_________________________________________________________________________

438.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dorsey Creek or BLM Road 1103, ca 7 air mi ESE of Otto and ca 11.5 air mi ESE of Greybull.  Elev. 4440-4500 ft.
T51N R96W S21 SW1/4; also NW1/4 S28.  44.3786 N, 108.3997 W; uncertainty 1 mi..  
Rock outcrop. Phenology: flowering & fruiting. 

Luanne Lum, 2482.  6/10/2002. 		RM 803812	Barcode: RM0097654
_________________________________________________________________________

439.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: W of Nowood River and Wyo Highway 434, ca 4.5 air mi SE of Tensleep.  Elev. 4525-4620 ft.
T46N R88W S2 SE1/4.  43.9833 N, 107.4001 W; uncertainty 0.5 mi..  
Rocky slope. Phenology: fruiting. 

Luanne Lum, 2704.  6/14/2002. 		RM 803811	Barcode: RM0097653
_________________________________________________________________________

440.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: within Worland ca 0.2 air mi E of Wyoming Street at southern edge of agriculture field on Lower Hanover Canal.  Elev. 4070 ft.
T47N R92W S30 NE1/4.  44.015 N, 107.9387 W; uncertainty 0.5 mi..  
Irrigation drainage canal. Phenology: vegetative only. 

Luanne Lum, 2756.  6/16/2002. 		RM 803810	Barcode: RM0097652
_________________________________________________________________________

441.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along U.S. Hwy 14, 16, & 20, County Road 65Y and North Fork Shoshone River, ca 1 air mi ENE of Wapiti and ca 18.5 air mi WSW of Cody.  Elev. 5560-5640 ft.
T52N R104W S18 SW1/4; also NW1/4 S19.  44.4799 N, 109.4084 W; uncertainty 1 mi..  
Sagebrush and juniper with pine. Phenology: fruiting. 

Luanne Lum, 3356.  6/28/2002. 		RM 803809	Barcode: RM0097651
_________________________________________________________________________

442.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: E of Lane 53 1/2 along an agricultural road and drainage, ca 2 air mi NW of Rairden and ca 14 air mi N or Worland.  Elev. 3927 ft.
T49N R92W S17 South1/2; also N1/2 S22.  44.2194 N, 107.9357 W; uncertainty 1 mi..  
Agricultural ditch. Phenology: fruiting. 

Luanne Lum, 3727.  7/6/2002. 		RM 803808	Barcode: RM0097650
_________________________________________________________________________

443.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 36 and Grass Creek, ca 2.5 air mi W of Grass Creek (Post Office) and ca 32 air mi NW of Thermopolis.  Elev. 5780-5840 ft.
T46N R99W S14 South1/2; also N1/2 S23.  43.9542 N, 108.7005 W; uncertainty 1 mi..  
Juniper and sagebrush. Phenology: fruiting. 

Luanne Lum, 4649.  7/20/2002. 		RM 803807	Barcode: RM0097649
     with Michelle Wilson
_________________________________________________________________________

444.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along Shoshone River W of Willwood Dam and County Road  Elev. 4410-4500 ft.
T54N R100W S9 W1/2; R14, ca 125 air mi NE of Cody .  44.673 N, 108.9058 W; uncertainty 1 mi..  
Sagebrush. Phenology: fruiting. 

Luanne Lum, 4843.  7/23/2002. 		RM 803806	Barcode: RM0097648
     with Michelle Wilson
_________________________________________________________________________

445.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Pima County: Coronado National Forest: near Florida Station.  Elev. 4300 ft.
Steep north slope; sandy loam; scattered in canyon; woodland with Bouteloa, Hilaria and Prosopis. Phenology: flowering. 

Jack Magee, 358a.  9/5/1925. 		RM 512235
_________________________________________________________________________

446.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 6WX and South Fork Shoshone River at Rock Creek, ca 22.5 air mi SW of Cody.  Elev. 5875-5940 ft.
T50N R104W S7 NE1/4.  44.3207 N, 109.4084 W; uncertainty 0.5 mi..  
Riparian and sagebrush. Phenology: fruiting. 

Luanne Lum, 4997.  7/29/2002. 		RM 803805	Barcode: RM0097647
_________________________________________________________________________

447.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: east portion of Ralston Reservoir and Garland Canal, ca 5.5 air mi WSW of Powell and ca 17.5 air mi NE of Cody.  Elev. 4550 ft.
T55N R100W S23.  44.7309 N, 108.8653 W; uncertainty 1 mi..  
Reservoir and canal. Phenology: flowering & fruiting. 

Luanne Lum, 5051.  7/30/2002. 		RM 803804	Barcode: RM0097646
_________________________________________________________________________

448.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: on Cottonwood Creek at Wyo Hwy 120, ca 7.5 air mi NW of Cody.  Elev. 5300-5360 ft.
T54N R102W S34 E1/2.  44.6151 N, 109.1285 W; uncertainty 1 mi..  
Rock outcrop. Phenology: vegetative only. 

Luanne Lum, 5465.  8/7/2002. 		RM 803803	Barcode: RM0097645
_________________________________________________________________________

449.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: at Dead Indian Creek SW of Wyo Hwy 296 and Forest Road 101, ca 23.5 air mi NW of Cody.  Elev. 6065-6230 ft.
T55N R104W S18 NE1/4.  44.7454 N, 109.4321 W; uncertainty 0.5 mi..  
Riparian. Phenology: fruiting. 

Luanne Lum, 5655.  8/11/2002. 		RM 803802	Barcode: RM0097644
_________________________________________________________________________

450.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: along Cottonwood Creek ca 1 mi ENE of Pinon.  Elev. 6000 ft.
T46N R14W S2.  38.2701 N, 108.3803 W.  
Riparian along creek with Populus and Salix, and adjacent dry grazed areas with oak. Phenology: fruiting. 

Margarette J. Lyon, 1628.  6/18/1993. 		 
_________________________________________________________________________

451.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: Uncompahgre Plateau: Atkinson Creek.  Elev. 5100 ft.
T48N R17W S21; also S22.  38.4017 N, 108.7498 W.  
Riparian area along creek with Populus angustifolia and sandy benches with Artemisia tridentata. Phenology: flowering. 

Margarette J. Lyon, 801.  5/10/1993. 		 
_________________________________________________________________________

452.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: near Sanborn Park Road.  Elev. 7000 ft.
T45N R12W S29.  38.1239 N, 108.2141 W.  
Riparian area with Populus angustifolia, Betula fontinalis, pinyon pine, juniper, Douglas fir and Gambel oak. Phenology: flowering & fruiting. 

Margarette J. Lyon, 855.  5/12/1993. 		 
_________________________________________________________________________

453.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: ca 1.5 air mi SE of Pinon near the San Miguel River.  Elev. 6000 ft.
T46N R14W S11.  38.2555 N, 108.3803 W.  
Riparian area with Poa spp. and willow and adjacent sandy flood plain and marshy areas. Phenology: flowering. 

Margarette J. Lyon, 875.  5/13/1993. 		 
_________________________________________________________________________

454.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: Naturita Creek.  Elev. 5600 ft.
T46N R15W S22.  38.2263 N, 108.5096 W.  
Creek bed and sandstone ledges, grazed and weedy along creek and irrigation ditch, with pinyon and juniper on the ledges. Phenology: flowering. 

Margarette J. Lyon, 999.  5/15/1993. 		 
_________________________________________________________________________

455.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: flood plains and campsite on north side of Tabeguache Creek, ca 2 air mi ESE of Uravan.  Elev. 5100 ft.
T47N R17W S2.  38.3579 N, 108.7128 W.  
Flood plains with Populus spp., Rhus trilobata, Quercus gambelii, Juniperus osteosperma, and Forestiera with sandstone outcrops. Phenology: flowering. 

Ronald L. Hartman, 36934.  4/24/1993. 		 
     with Margarette J. Lyon
_________________________________________________________________________

456.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Dewey, ca 1 air mi S of confluence of Dolores and Colorado Rivers; ca 38 air mi NE of Moab.  Elev. 4100 ft.
T23S R23E S17 E1/2.  38.8048 N, 109.3978 W.  
Sandy soils with Atriplex, scattered Utah juniper, and Ephedra; north-facing slope, slickrock. Phenology: flowering. 

Margarette J. Lyon, 2622.  4/10/1994. 		 
     with Lynn Moore
_________________________________________________________________________

457.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: east side of Dolores River, ca 0.5 mi NW of Gateway.  Elev. 4600 ft.
T51N R19W S16 NE1/4.  38.6849 N, 108.9885 W.  
Sandy, southwest-facing slopes with Sarcobatus and Atriplex. Phenology: flowering. 

Margarette J. Lyon, 2647.  4/11/1994. 		 
     with Lynn Moore
_________________________________________________________________________

458.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: Dewey: confluence of Dolores and Colorado Rivers.  Elev. 4100 ft.
T23S R24E S8; also S9.  38.8193 N, 109.2871 W.  
Floodplain with Tamarisk, Rhus, and Forestiera. Phenology: flowering & fruiting. 

Margarette J. Lyon, 2702.  5/6/1994. 		 
_________________________________________________________________________

459.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: between road and Roc Creek, ca 0.2 mi from end of road.  Elev. 5200 ft.
T48N R18W S12.  38.431 N, 108.8052 W.  
Riparian area dominated by Acer negundo and Populus; many exotics in understory. Phenology: flowering. 

Margarette J. Lyon, 2762.  5/9/1994. 		 
_________________________________________________________________________

460.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Sinbad Valley.  Elev. 6200 ft.
T49N R19W S5.  38.5394 N, 109.0069 W.  
With Juniperus and Bouteloua. Phenology: fruiting. 

Margarette J. Lyon, 2804.  5/9/1994. 		 
_________________________________________________________________________

461.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: John Brown Canyon near John Brown Creek.  Elev. 5600 ft.
T50N R19W S5 NW1/4.  38.6267 N, 109.0069 W.  
With Populus and serviceberry. Phenology: flowering & fruiting. 

Margarette J. Lyon, 2900.  5/11/1994. 		 
_________________________________________________________________________

462.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: John Brown Creek at mouth of John Brown Canyon.  Elev. 4800 ft.
T51N R19W S27; also S28.  38.6558 N, 108.97 W.  
With Juniperus. Phenology: flowering & fruiting. 

Margarette J. Lyon, 2912.  5/11/1994. 		 
_________________________________________________________________________

463.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: benches above Dolores River.  Elev. 4600 ft.
T15S R104W S21.  38.7331 N, 109.0249 W.  
Benches above river with Sarcobatus, Atriplex, and Coleogyne. Phenology: flowering & fruiting. 

Margarette J. Lyon, 2957.  5/11/1994. 		 
_________________________________________________________________________

464.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Delores River Canyon on small side road W of Colo Hwy 141.  Elev. 5200 ft.
T49N R18W S28.  38.4812 N, 108.8776 W.  
Against cliff with Acer negundo and Rhus trilobata. Phenology: flowering & fruiting. 

Margarette J. Lyon, 3239.  5/16/1994. 		 
_________________________________________________________________________

465.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: above Mesa Creek.  Elev. 5700 ft.
T49N R17W S8.  38.5249 N, 108.7852 W.  
With pinyon and juniper. Phenology: flowering. 

Margarette J. Lyon, 3267.  5/16/1994. 		 
_________________________________________________________________________

466.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Navajo County: Apache National Forest: near Water Canyon, Water Ranger Station.  Elev. 7800 ft.
Phenology: fruiting. 

John D. Guthrie, 145.  10//1913. 		USFS 512242
_________________________________________________________________________

467.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: slopes above Buckhorn draw.  Elev. 4900 ft.
T22S R25E S33.  38.8483 N, 109.158 W.  
Intermittent stream in draw. Phenology: fruiting. 

Margarette J. Lyon, 3483.  5/26/1994. 		 
_________________________________________________________________________

468.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Buckhorn Draw.  Elev. 4600 ft.
T14S R24E S36.  39.5558 N, 109.1791 W.  
Stream bed in dry, sandy wash with pinyon and juniper. Phenology: flowering & fruiting. 

Margarette J. Lyon, 3511.  5/26/1994. 		 
_________________________________________________________________________

469.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Calamity Draw, ca 0.3 mi from Colo Hwy 141 near Nucla.  Elev. 5300 ft.
T46N R16W S11.  38.2555 N, 108.602 W.  
Disturbed, weedy area with Tamarix, Rhus, Salix, and Sarcobatus. Phenology: fruiting. 

Margarette J. Lyon, 3594.  5/31/1994. 		 
_________________________________________________________________________

470.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: road X48 above Goodenough Draw.  Elev. 7200 ft.
T44N R12W S3.  38.104 N, 108.1776 W.  
Steep, west-facing slopes with Douglas fir, chokecherry, Rosa, Fendlera, and Rocky Mountain juniper. Phenology: flowering & fruiting. 

Margarette J. Lyon, 4277.  6/12/1994. 		 
_________________________________________________________________________

471.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: San Miguel River Drainage: along creek bed N of Colo Hwy 141; ca 1 mi W of Placerville.  Elev. 7200 ft.
T44N R11W S33.  38.0228 N, 108.0813 W.  
Along dry creek bed with Douglas fir, Rocky Mountain juniper, oak, and barberry; dark red loam and brown sandstone; disturbed area. Phenology: fruiting. 

Margarette J. Lyon, 4398.  6/13/1994. 		 
_________________________________________________________________________

472.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: along Tabeguache Creek.  Elev. 5500 ft.
T47N R16W S3.  38.3579 N, 108.6205 W.  
With Salix, oak, and Rhus. Phenology: fruiting. 

Margarette J. Lyon, 5517.  7/5/1994. 		 
_________________________________________________________________________

473.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Campbell Creek.  Elev. 6100 ft.
T48N R16W S22.  38.4017 N, 108.6205 W.  
Riparian area with Quercus, Rhus, and Crataegus; pinyon-juniper uplands. Phenology: fruiting. 

Margarette J. Lyon, 5544.  7/6/1994. 		 
_________________________________________________________________________

474.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: Naturita Creek, ca 1.0 mi E of Colo Hwy 141.  Elev. 5700 ft.
T46N R15W S26.  38.2116 N, 108.4912 W.  
Riparian area with Acer negundo and Salix exigua; warm green water with black anaerobic mud. Phenology: fruiting. 

Margarette J. Lyon, 6212.  7/15/1994. 		 
_________________________________________________________________________

475.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: San Miguel River Drainage: The Nature Conservancy Preserve.  Elev. 5100 ft.
T47N R17W S12.  38.3433 N, 108.6944 W.  
Riparian area with Quercus and Rhus, uplands with Artemisia and Atriplex. Phenology: fruiting. 

Margarette J. Lyon, 6426.  7/22/1994. 		 
_________________________________________________________________________

476.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: West Creek on Unaweep Divide.  Elev. 5800 ft.
T15S R103W S10.  38.7623 N, 108.8938 W.  
Riparian area with oak, poison ivy, and Boulder raspberry. Phenology: fruiting. 

Margarette J. Lyon, 6589.  8/2/1994. 		 
     with Laura Cosse
_________________________________________________________________________

477.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Unaweep Canyon along West Creek.  Elev. 5300 ft.
T15S R103W S27.  38.7185 N, 108.8938 W.  
Riparian area with Populus and Salix exigua. Phenology: fruiting. 

Margarette J. Lyon, 7260.  8/12/1994. 		 
_________________________________________________________________________

478.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: Cottonwood Canyon.  Elev. 4800 ft.
T24S R24E S24.  38.7038 N, 109.2234 W.  
Dry creek bed with Populus deltoides, Populus angustifolia, and Populus deltoides x angustifolia. Phenology: fruiting. 

Margarette J. Lyon, 7334.  8/14/1994. 		 
_________________________________________________________________________

479.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Sinbad Valley: along headwaters of Salt Creek.  Elev. 6000 ft.
T49N R19W S12.  38.5249 N, 108.933 W.  
Riparian area with ponderosa pine, oak, and Salix exigua. Phenology: flowering. 

Margarette J. Lyon, 7378.  8/15/1994. 		 
_________________________________________________________________________

480.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Sinbad Valley.  Elev. 5500 ft.
T49N R19W S16.  38.5103 N, 108.9885 W.  
Flat valley floor with Artemisia. Phenology: fruiting. 

Margarette J. Lyon, 7383.  8/15/1994. 		 
_________________________________________________________________________

481.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Unaweep Canyon along West Creek.  Elev. 6200 ft.
T15S R103W S2.  38.7769 N, 108.875 W.  
Riparian area with Populus angustifolia, Acer negundo, Rhus trilobata, and Salix exigua. Phenology: fruiting. 

Margarette J. Lyon, 7674.  8/20/1994. 		 
_________________________________________________________________________

482.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Navajo County: Sitgreaves National Forest: Willow Wash.  Elev. 6500 ft.
T11N R18E S11.  
Dry north slope; with greasewood, live oak and Juniperus. Phenology: flowering. 

Kenner C. Kartchner, 122.  5/25/1915. 		USFS 512262
_________________________________________________________________________

483.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Red Canyon ca 1 mi W of Weiser Knoll, ca 14 air mi SE of Lander.  Elev. 5870-6230 ft.
T31N R99W S14 SW1/4; also NW1/4 S23.  42.6528 N, 108.6419 W; GPS Reading.  
Juniper/sagebrush draws and slopes. Phenology: flowering. 

Rob Massatti, 158.  6/10/2005. 		USFS 842554	Barcode: USFS0026110
_________________________________________________________________________

484.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: southeast side of Fairfield Hill, ca 6 air mi SW of Lander.  Elev. 7130-7400 ft.
T32N R101W S13 South1/2; also N1/2 S24.  42.7405 N, 108.8389 W; GPS Reading.  
Recently burned sagebrush grassland toeslope on mixed granite and limestone substrate. Phenology: vegetative only. 

Rob Massatti, 250.  6/13/2005. 		USFS 842553	Barcode: USFS0026109
_________________________________________________________________________

485.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Weed Draw to Canyon Creek, ca 12 air mi S of Lander.  Elev. 7660-8270 ft.
T31N R100W S11; also N1/2 S10 and E1/2 S9 and N1/2 S16.  42.6729 N, 108.7488 W to 42.6792 N, 108.763 W to 42.6735 N, 108.783 W to 42.6606 N, 108.7904 W; GPS Reading.  
Sagebrush grassland. Phenology: fruiting. 

Rob Massatti, 3016.  7/25/2005. 		USFS 842551	Barcode: USFS0026107
_________________________________________________________________________

486.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 1.5 mi SW of Lander Hill, ca 4 air mi W of Lander.  Elev. 5800-6170 ft.
T33N R100W S16; also W1/2 S15.  42.8379 N, 108.8173 W to 42.8323 N, 108.8026 W; GPS Reading.  
Sagebrush grassland. Phenology: flowering. 

Rob Massatti, 909.  6/23/2005. 		USFS 842552	Barcode: USFS0026108
_________________________________________________________________________

487.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: south ridge of Sheep Canyon, ca 4.5 air mi SW of Lander.  Elev. 6070-7850 ft.
T32N R100W S8; also W1/2 S9 and NE1/4 S18.  42.758 N, 108.799 W to 42.7485 N, 108.8233 W; GPS Reading.  
Rocky mixed shrubland and grassland on limestone. Phenology: vegetative only. 

Rob Massatti, 4466.  5/23/2006. 		USFS 842550	Barcode: USFS0026106
_________________________________________________________________________

488.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 3 mi SW of Weiser Knoll; ca 15 air mi SSE of Lander.  Elev. 6780-7130 ft.
T30N R99W S2 N1/2; also NE1/4 S3 and T31N R99W S34, S27 and W1/2 S35.  42.6015 N, 108.6259 W to 42.6291 N, 108.6488 W; GPS Reading.  
Rocky meadow on limestone. Phenology: vegetative only. 

Rob Massatti, 4644.  5/25/2006. 		USFS 842549	Barcode: USFS0026105
_________________________________________________________________________

489.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: 1 mi NW of Weiser Knoll, ca 12 air mi SSE of Lander.  Elev. 5660-6280 ft.
T32N R99W S34 SE1/4; also T31N R99W W1/2 S2, S11 and N1/2 S14.  42.7034 N, 108.6416 W to 42.662 N, 108.6238 W; GPS Reading.  
Sagebrush steppe. Phenology: vegetative only. 

Rob Massatti, 5048.  6/4/2006. 		USFS 842548	Barcode: USFS0026104
_________________________________________________________________________

490.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Sawmill Creek near Middle Popo Agie River, ca 5 air mi SW of Lander.  Elev. 6100-6260 ft.
T32N R100W S9 SW1/4; also NW1/4 S16.  42.7554 N, 108.7941 W to 42.7507 N, 108.7963 W; GPS Reading.  
Limestone outcrops. Phenology: fruiting. 

Rob Massatti, 5725.  6/21/2006. 		USFS 842547	Barcode: USFS0026103
_________________________________________________________________________

491.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Dona Ana County: Jornada Range Reserve.  Elev. 4600 ft.
Rocky, gravelly soil associated with black and hairy grama. Phenology: vegetative only. 

Leon C. Hurtt, 11.  10/7/1915. 		USFS 512133
_________________________________________________________________________

492.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Graham County: Fort Grant.
Rocky slopes. Phenology: fruiting. 

Leslie N. Goodding, 1053.  6/15/1912. 		RM 79228
_________________________________________________________________________

493.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: W of Colo Hwy 149, ca 3 air mi N of Lake City; ca 4.2 air mi NE of Crystal Peak.  Elev. 8520-9200 ft.
T44N R4W S11 NW1/4.  38.0788 N, 107.293 W.  
Steep clay slopes. Phenology: flowering. 

B. E. Nelson, 43367.  6/16/1998. 		RM 
     with Melanie Arnett
_________________________________________________________________________

494.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 0.2 road mi E of Cebolla Campground; ca 2.9 air mi W of Dry Lake; ca 11.8 air mi E of Lake City along Forest Road 788.  Elev. 9320-10000 ft.
T44N R2W S21 N1/2; also S16.  38.0581 N, 107.0923 W.  
Steep south-facing slopes and gullies of narrow canyon to an open aspen/mixed conifer forest to a rocky south-facing slope. Phenology: fruiting. 

Melanie Arnett, 1555.  7/14/1998. 		RM 
_________________________________________________________________________

495.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Basin: Beaton Creek and S to top of ridge, ca 3 air mi SW of Waterdog Peak; ca 4.4 air mi E of Uncompahgre River.  Elev. 7160-7360 ft.
T47N R8W S2 E1/2.  38.3579 N, 107.7153 W.  
West-facing sagebrush slope and riparian. Phenology: fruiting. 

Melanie Arnett, 195.  6/9/1998. 		RM 
_________________________________________________________________________

496.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: ca 1.8 air mi N of Needle Creek Reservoir; ca 4.9 air mi E of Lions Head; ca 7.7 air mi WSW of Sargents along Needle Creek.  Elev. 8460-8680 ft.
T48N R4E S32.  38.3755 N, 106.5547 W.  
East-facing, sagebrush-dominated rocky slope. Phenology: fruiting. 

Melanie Arnett, 2156.  7/21/1998. 		RM 
_________________________________________________________________________

497.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 1.5 air mi N of Maple Leaf Mine; ca 5 road mi S of U.S. Hwy 50; ca 10 air mi SE of Gunnison along Colo Hwy 114.  Elev. 7800 ft.
T49N R2E S33 NW1/4.  38.4631 N, 106.7569 W.  
Roadside. Phenology: fruiting. 

Melanie Arnett, 2740.  8/7/1998. 		RM 
_________________________________________________________________________

498.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: ca 11.7 air mi SSE of Doyleville in a side canyon of Cochetopa Canyon; ca 7.6 air mi NNW of Cochetopa Dome; from County Road 14-PP to Cochetopa Creek.  Elev. 8500-9000 ft.
T47N R2E S16 South1/2.  38.3316 N, 106.7544 W.  
Aspen/spruce/fir wooded canyon. Phenology: flowering & fruiting. 

Melanie Arnett, 646.  6/18/1998. 		RM 
_________________________________________________________________________

499.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: between U.S. Hwy 50 and Blue Mesa Reservoir, W of Willow Creek, ca 3.2-3.7 air mi W of intersection of U.S. Hwy 50 and Colo Hwy 149.  Elev. 7500-7844 ft.
T49N R2W S30.  38.4782 N, 107.1206 W.  
Sagebrush shrubland. Phenology: flowering. 

Melanie Arnett, 3815.  5/20/1999. 		RM 747779
_________________________________________________________________________

500.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: E of confluence of Lake Fork Gunnison River and Little Willow Creek, ca 3 air mi SW of Carpenter Ridge; ca 5.4 air mi SE of Sapinero.  Elev. 7700-8320 ft.
T48N R3W S20 South1/4; also N1/2 S29.  38.3974 N, 107.234 W.  
Douglas fir/sagebrush draw with juniper. Phenology: flowering. 

Melanie Arnett, 3882.  5/26/1999. 		RM 747778
_________________________________________________________________________

501.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: SW of County Road 61, ca 2 air mi SE of the confluence of Willow and Sugar creeks; ca 10.5 air mi SSW of Gunnison.  Elev. 8200-8500 ft.
T48N R1W S19 NW1/4; also SW1/4 S18, SE1/4 S13; also NE1/4 S24.  38.4054 N, 107.0086 W.  
Ponderosa/sagebrush association in rocky hills with Douglas fir and junipers. Phenology: flowering. 

Melanie Arnett, 3971.  5/31/1999. 		RM 747777
_________________________________________________________________________

502.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: E of South Beaver Creek, ca 4.6 air mi S of intersection of U.S. Hwy 50 and County Road 32; ca 5.8 air mi E of Blaine Rock; ca 6.8 air mi SSW of Gunnison.  Elev. 7880-8100 ft.
T48N R1W S5 NE1/4.  38.4493 N, 106.9905 W.  
Creekside/riparian. Phenology: flowering. 

Melanie Arnett, 4137.  6/3/1999. 		RM 747776
_________________________________________________________________________

503.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Navajo County: Fort Apache.  Elev. 5000 ft.
T5N R22E S35.  
Rocky slopes. Phenology: flowering & fruiting. 

Leslie N. Goodding, 680.  7/26/1910. 		RM 74798
_________________________________________________________________________

504.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 1.3 air mi NE of Tolvar Peak; ca 6 air mi NW of Soderquist Reservoir; ca 13.8 air mi NNE of Powderhorn Lakes.  Elev. 7900-9280 ft.
T47N R2W S17 South1/2; also SW1/4 S16.  38.3245 N, 107.1214 W.  
Sagebrush/juniper/Douglas fir in steep, rocky, upper canyon slopes and rim. Phenology: fruiting. 

Melanie Arnett, 4325.  6/18/1999. 		RM 747400
_________________________________________________________________________

505.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: Cebolla Creek where it meets with Blue Mesa Reservoir, ca 1.8 air mi E of Carpenter Ridge; ca 4.6 air mi W of Blaine Rock.  Elev. 7500-8000 ft.
T48N R3W S11 NE1/4.  38.4266 N, 107.1777 W.  
Douglas fir/sagebrush on west-facing canyon slope and rim. Phenology: fruiting. 

Melanie Arnett, 4535.  6/22/1999. 		RM 747775
_________________________________________________________________________

506.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: from County Road 50 to the southern tip of Fish Canyon Ridge, ca 1.2-3.8 air mi WNW of Dry Lake; ca 5-7.2 air mi ESE of Devils Lake.  Elev. 9080-11127 ft.
T44N R2W S14 NW1/4; also E1/2 S8, S9, S10; also N1/2 S15.  38.0657 N, 107.0558 W.  
Steep, hilly grassland with intermittent mixed conifer/aspen forest and occasional limestone outcrops. Phenology: flowering. 

Melanie Arnett, 4609.  6/24/1999. 		RM 747774
_________________________________________________________________________

507.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Little Gypsum Valley; ca 13 road mi NW of Colo Hwy 141 on County Road 20.R., Gypsum Valley boat launch and surrounding area on north-side of the Dolores River.  Elev. 5400 ft.
T45N R18W S17 NW1/4.  38.1532 N, 108.8791 W.  
River and adjacent pinion-juniper zone on south-facing slope on north side of river. Phenology: fruiting. 

Lynn Marie Moore, 2026.  6/2/1994. 		 
_________________________________________________________________________

508.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: McPhee Reservoir Area, House Creek Boat Launch, ca 3.5 air mi N of Dolores.  Elev. 6900-7100 ft.
T38N R15W S28.  37.523 N, 108.5131 W; uncertainty 1 mi..  
West facing pinyon/juniper woodland, with patchy sagebrush clearings. Phenology: flowering & fruiting. 

Lynn Marie Moore, 3596.  8/3/1994. 		 
_________________________________________________________________________

509.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 8 air mi NW of Cortez, County Road P, between County Roads 17 and 18. Goodman Point at Hoven Weep National Monument.  Elev. 6700-6800 ft.
T36N R17W S4; also S5.  37.4074 N, 108.7269 W.  
Very dense Quercus, pinyon-juniper woodland, spring and seepage, Anasazi ruins present; southeast and southwest facing slopes along canyon side. Phenology: flowering. 

Lynn Marie Moore, 4391.  5/24/1995. 		 
_________________________________________________________________________

510.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 8 air mi NW of Cortez, County Road P, between County Roads 17 and 18. Goodman Point at Hoven Weep National Monument.  Elev. 6700-6800 ft.
T36N R17W S4; also S5.  37.4074 N, 108.7269 W.  
Very dense Quercus, pinyon-juniper woodland, spring and seepage, Anasazi ruins present; southeast and southwest facing slopes along canyon side. Phenology: flowering. 

Lynn Marie Moore, 4398.  5/24/1995. 		 
_________________________________________________________________________

511.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: County Road 5.H, ca 4 road mi NW of Egnar in Bishop Canyon.  Elev. 6700-7000 ft.
T42N R19W S29; also S30 and S32.  37.8719 N, 108.9842 W.  
Dense pinyon-juniper, and oak woodland with Purshia,  Amelanchiar and, Cercocarpus on east facing slopes. Phenology: flowering. 

Lynn Marie Moore, 4500.  5/25/1995. 		 
_________________________________________________________________________

512.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: County Road 14.0 and County Road W, ca 13 air mi W of Cortez at the overlook of Rock Creek Canyon N of Woods Canyon.  Elev. 6600 ft.
T37N R18W S9.  37.4791 N, 108.8397 W.  
Pinyon-juniper, and Ephedra on cryptogrammic soil and rimrock pavement, southwest facing ridge. Phenology: flowering. 

Lynn Marie Moore, 4547.  5/26/1995. 		 
_________________________________________________________________________

513.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 13 air mi W of Cortez, County Road N, north end of Sand Canyon.  Elev. 5600-5800 ft.
T36N R18W S13; also S14 and S23.  37.3783 N, 108.7815 W.  
Pinyon-juniper, Amelanchier, Purshia, and Cercocarpus on cryptogrammic soil and rimrock pavement; anasazi ruins present; east facing slopes. Phenology: fruiting. 

Lynn Marie Moore, 4579.  5/31/1995. 		 
_________________________________________________________________________

514.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 6 air mi E of Mancos, north-side of County Road L.  Elev. 6700 ft.
T36N R15W S11.  37.3928 N, 108.4724 W.  
Pinyon-juniper woodland, Amelanchier, Cercocarpus, and Artemisia; north-northwest-facing slopes, and seepage area. Phenology: flowering. 

Lynn Marie Moore, 5170.  6/7/1995. 		 
_________________________________________________________________________

515.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 2 air mi E of Cortez, NW of Montezuma County Fairgrounds, along McElmo Creek.  Elev. 6300 ft.
T36N R15W S28.  37.3492 N, 108.5088 W.  
Pinyon-juniper, Artemisia, and rabbitbrush along creek with selenium odor; south-facing slopes. Phenology: flowering. 

Lynn Marie Moore, 5236.  6/7/1995. 		 
_________________________________________________________________________

516.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: House Creek Area, Forest Road 528, ca 6.5 air mi N of Dolores.  Elev. 7000 ft.
T38N R15W S22.  37.5376 N, 108.495 W.  
Pinyon pine, ponderosa, Juniperus scopulorum, Cercocarpus, and Quercus on a northwest facing slope. Phenology: flowering. 

Lynn Marie Moore, 5380.  6/9/1995. 		 
     with Fallon Judkins and Carlann Defontes
_________________________________________________________________________

517.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: Upper east end of Disappointment Valley, County Road D.00, Warden Draw, ca 26 air mi N of Dolores.  Elev. 7300-7400 ft.
T42N R14W S33.  37.8574 N, 108.4159 W.  
Pinyon-juniper, ponderosa, Douglas fir, J. scopulorum, Artemesia, rabbitbrush, Paraphyllum, Atriplex, strong selenium odor on a south facing slope. Phenology: flowering. 

Lynn Marie Moore, 5424.  6/16/1995. 		 
_________________________________________________________________________

518.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: ca 21 air mi WNW of Naturita along La Sal Creek at the Cliff Dweller Mine, County Road X4, SE of Colo. Hwy 90.  Elev. 5600 ft.
T47N R19W S21; also S22.  38.314 N, 108.9715 W.  
Boxelder, Fraxinus, pinyon-juniper, ponderosa, and poison ivy; riparian zone along creek and north facing canyon slopes and walls. Phenology: fruiting. 

Lynn Marie Moore, 5535.  6/17/1995. 		 
_________________________________________________________________________

519.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: ca 21 air mi WNW of Naturita along La Sal Creek at the Cliff Dweller Mine, County Road X4, SE of Colo. Hwy 90.  Elev. 5600 ft.
T47N R19W S21; also S22.  38.314 N, 108.9715 W.  
Boxelder, Fraxinus, pinyon-juniper, ponderosa, and poison ivy; riparian zone along creek and north facing canyon slopes and walls. Phenology: fruiting. 

Lynn Marie Moore, 5540.  6/17/1995. 		 
_________________________________________________________________________

520.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: ca 24 air mi WNW of Naturita N of Hwy 90, ca 0.75 road mi E of Utah State Line.  Elev. 6000-6200 ft.
T47N R20W S14; also S15.  38.3286 N, 109.0454 W.  
Drainage area with dense pinyon-juniper, boxelder, and ponderosa on a south facing slope; old mining area at upper end of canyon. Phenology: flowering & fruiting. 

Lynn Marie Moore, 5571.  6/17/1995. 		 
_________________________________________________________________________

521.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: ca 4 air mi NE of Dove Creek near Dove Creek Pump Station along the Dolores River, County Road 10.00.  Elev. 6000-6100 ft.
T41N R18W S12; also S14 and S23.  37.8284 N, 108.8009 W.  
Riparian area  and canyon slopes with Rhus, Quercus, ponderosa, pinyon-juniper, Apocynum, poison ivy, and boxelder; east facing slope. Phenology: flowering & fruiting. 

Lynn Marie Moore, 5916.  6/22/1995. 		 
_________________________________________________________________________

522.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Anchas: fenced plot number 3.  Elev. 4500 ft.
Gentle southwest slope; fairly deep coarse gravelly clay loam; common in oakbrush belt. Phenology: fruiting. 

M. W. Talbot, 2.  5/20/1920. 		USFS 512138
_________________________________________________________________________

523.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: ca 11 air mi N of Dove Creek in Dolores River Canyon, County Road 10.00.  Elev. 6000 ft.
T42N R18W S14; also S23.  37.9009 N, 108.8192 W.  
Pinyon-juniper, ponderosa, Rhus, poison ivy, Salix, and boxelder on east facing canyon slopes. Phenology: fruiting. 

Lynn Marie Moore, 5987.  6/22/1995. 		 
_________________________________________________________________________

524.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 504, ca 19 air mi N of Cortez at the Ferris Canyon Campground Area on north side of the Dolores River.  Elev. 6700-6900 ft.
T39N R16W S28.  37.6108 N, 108.622 W.  
Riparian area with ponderosa, oak, Cornus, Amelanchier, Artemesia, and rabbitbrush on southwest-facing slopes. Phenology: fruiting. 

Lynn Marie Moore, 6268.  6/29/1995. 		 
_________________________________________________________________________

525.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Catron County: Datil National Forest: Largo Canyon.  Elev. 7300 ft.
T1S R16W S18.  
Open between cottonwood fringe along stream and woodland type community; distributed in woodland and open mesa communities. Catron/Sorcorro counties. Phenology: fruiting. 

M. W. Talbot, 242.  9/17/1915. 		USFS 512269
_________________________________________________________________________

526.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Canyon, ca 19 air mi W of Naturita, at mouth of Spring Canyon and surrounding areas northside of Dolores River.  Elev. 5100-5200 ft.
T46N R18W S19; also T46N R19W S25.  38.2263 N, 108.8976 W.  
Salix, Fraxinus, Tamarisk, and pinyon-juniper on a west facing side canyon. Phenology: fruiting. 

Lynn Marie Moore, 6364.  7/5/1995. 		 
_________________________________________________________________________

527.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Canyon, Dolores River, ca 21 air mi W of Naturita in Coyote Wash.  Elev. 5100-5500 ft.
T46N R19W S21; also S22.  38.2263 N, 108.9715 W.  
Pinyon-juniper, Fraxinus, Tamarisk, and Salix on east-southeast facing sandstone slopes and canyon walls, seasonal drainage. Phenology: fruiting. 

Lynn Marie Moore, 6395.  7/6/1995. 		 
_________________________________________________________________________

528.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Canyon, Dolores River, ca 19 air mi WNW of Naturita in Dolores River Canyon N of La Sal Creek Confluence.  Elev. 5000 ft.
T47N R19W S36.  38.2848 N, 108.916 W.  
Pinyon-juniper, and Tamarisk on the cutler formation above the river on southeast facing slopes. Phenology: fruiting. 

Lynn Marie Moore, 6424.  7/6/1995. 		 
_________________________________________________________________________

529.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: County Road D.00, ca 27 air mi N of Dolores in Alkalai Wash N of Disappointment Creek.  Elev. 7400-7480 ft.
T42N R14W S30.  37.8719 N, 108.4526 W.  
Pinyon-juniper, snow berry, greasewood, rabbit brush, Artemesia, oak, and service berry on south facing slopes. Phenology: fruiting. 

Lynn Marie Moore, 7044.  7/14/1995. 		 
     with Sierra Smith
_________________________________________________________________________

530.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Otero County: Lincoln National Forest: Guadalupe Division: NE corner of Bates range.  Elev. 6000 ft.
T22S R18E.  
Browse grass community in rocky to gravelly soil on a 15 degree southeast slope with grama and weeds; scattered abundance; distributed in woodland communities. Phenology: vegetative only. 

M. W. Talbot, L-36.  8/12/1921. 		USFS 512139
_________________________________________________________________________

531.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 5 air mi NW of Cortez, Crow Canyon Area, County Road M and County Road 20.  Elev. 6400-6500 ft.
T36N R17W S11; also S2.  37.3928 N, 108.6906 W.  
Pinyon-juniper, rabbit brush, Atriplex, and roadside weeds on a west face. Phenology: fruiting. 

Lynn Marie Moore, 9023.  8/23/1995. 		 
     with Fallon Judkins and Marie Rambo
_________________________________________________________________________

532.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 24 air mi W of center of Cortez.  Elev. 5200-5300 ft.
T35N R20W S10 W1/2; also NW1/4 S15.  37.3055 N, 109.036 W.  
Pinyon-juniper and grassland following state line, sandstone caprock with shale below. Phenology: fruiting. 

Ronald L. Hartman, 50755.  5/27/1995. 		 
_________________________________________________________________________

533.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 5 air mi WSW of center of Cortez.  Elev. 5900-6200 ft.
T35N R17W S1/4; also N1/4 S12.  37.3201 N, 108.6724 W.  
Pinyon-juniper woodland with sandstone caprock, some shale on slopes, and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 50783.  5/26/1995. 		 
_________________________________________________________________________

534.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 25 air mi WSW of center of Cortez.  Elev. 5100-5200 ft.
T35N R20W S34 E1/4; also W1/2 S35.  37.2473 N, 109.036 W.  
Sandstone caprock, canyons, some shale below, and an active sand dune; pinyon-juniper and grasslands. Phenology: fruiting. 

Ronald L. Hartman, 50834.  5/27/1995. 		 
_________________________________________________________________________

535.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Superfund Clean up site, W side of Dolores River, County Road Q1.  Elev. 1700 m.
T44N R19W S14.  38.075 N, 108.9292 W.  
Riparian area along seepage, above river. Disturbed drainage ditch. Phenology: vegetative only. 

Lynn Marie Moore, 9129.  9/18/1996. 		 
     with Marie Rambo
_________________________________________________________________________

536.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Fivemile Creek Bay of Boysen Reservoir and along Fivemile Creek, ca 4.5 air mi W of Shoshoni; ca 17.5 air mi NE of Riverton.  Elev. 4720-4760 ft.
T3N R6E S17 N1/2.  43.2388 N, 108.1922 W; GPS Reading.  
Along the edge of the reservoir. Phenology: vegetative only. 

B. E. Nelson, 64966.  6/8/2005. 		RM 
     with Rob Massatti and Rachel Newton
_________________________________________________________________________

537.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: along northeast side of Pilot Butte Reservoir, ca 1 air mi NE of Morton; ca 23.5 air mi NW of Riverton.  Elev. 5440-5500 ft.
T3N R1E S28 N1/2.  43.2079 N, 108.7627 W; GPS Reading.  
Sandy areas on sandstone cliffs. Phenology: fruiting. 

B. E. Nelson, 65175.  6/13/2005. 		RM 
_________________________________________________________________________

538.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Carr Reservoir on Twin Creek along Twin Creek or County Road 19, ca 17 air mi SE of Lander.  Elev. 5850-5900 ft.
T31N R98W S13 NW1/4 of NW1/4.  42.6693 N, 108.5002 W; GPS Reading.  
Bluffs along the reservoir. Phenology: fruiting. 

B. E. Nelson, 65398.  6/17/2005. 		RM 
_________________________________________________________________________

539.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Wetlands and Adjacent Areas: Bear Creek, ca 9 air mi SSE of Chugwater.  Elev. 5654 ft.
T19N R66W S10 NE1/4.  41.6392 N, 104.761 W; GPS Reading.  
Dry, rocky uplands. Phenology: fruiting. 

Rachel Newton, 1205.  6/28/2005. 		RM 
_________________________________________________________________________

540.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Plumbago Creek, ca 25 air mi N of Laramie.  Elev. 7312 ft.
T20N R73W S36.  41.6899 N, 105.5072 W; GPS Reading.  
Steep rocky uplands. Phenology: fruiting. 

Rachel Newton, 1273.  6/28/2005. 		RM 
_________________________________________________________________________

541.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Wetlands and Adjacent Areas: Miles Landing, North Platte River, ca 20 air mi SW of Casper.  Elev. 5382 ft.
T31N R82W S24 SW1/4.  42.6387 N, 106.6188 W; GPS Reading.  
Moist river banks. Phenology: fruiting. 

Rachel Newton, 2436.  7/25/2005. 		RM 
_________________________________________________________________________

542.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Johnson Creek and Reservoir, ca 35 air mi N of Laramie.  Elev. 5923 ft.
T21N R71W S20 SE1/4 of NE1/4.  41.7801 N, 105.3684 W; GPS Reading.  
Dry uplands. Phenology: fruiting. 

Rachel Newton, 2808.  7/31/2005. 		RM 
_________________________________________________________________________

543.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Wetlands and Adjacent Areas: Plum Creek, ca 6 mi NW of Newcastle.  Elev. 4521 ft.
T46N R62W S27 SW1/4 of SE1/4.  43.93397 N, 104.28382 W; GPS Reading.  
Rocky Pinus flexilis-covered hillside. Phenology: fruiting. 

Rachel Newton, 4432.  6/7/2006. 		RM 
_________________________________________________________________________

544.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Wetlands and Adjacent Areas: spring-fed stream and pond, ca 6 air mi NE of Newcastle.  Elev. 4597 ft.
T45N R60W S7 NW1/4 of SW1/4.  43.89424 N, 104.09501 W; GPS Reading.  
Dry rocky hillside. Phenology: fruiting. 

Rachel Newton, 4492.  6/7/2006. 		RM 
_________________________________________________________________________

545.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Wetlands and Adjacent Areas: spring-fed stream, ca 5 air mi NE of Newcastle.  Elev. 4653 ft.
T45N R60W S17 NW1/4 of NW1/4.  43.88515 N, 104.09464 W; GPS Reading.  
Moist wooded banks. Phenology: fruiting. 

Rachel Newton, 4557.  6/8/2006. 		RM 
_________________________________________________________________________

546.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Wetlands and Adjacent Areas: Keyhole Reservoir, ca 11 air mi NE of Moorcroft.  Elev. 4004 ft.
T51N R66W S33 NE1/4.  44.37094 N, 104.79604 W; GPS Reading.  
Dry sandy uplands with occasional rock outcroppings. Phenology: fruiting. 

Rachel Newton, 4799.  6/12/2006. 		RM 
_________________________________________________________________________

547.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Wetlands and Adjacent Areas: Nowood River, ca 12 air mi NW of Ten Sleep.  Elev. 4290 ft.
T48N R90W S10 NE1/4 of NE1/4.  44.15209 N, 107.63067 W; GPS Reading.  
Dry heavily grazed uplands. Phenology: fruiting. 

Rachel Newton, 5205.  6/22/2006. 		RM 
_________________________________________________________________________

548.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Wetlands and Adjacent Areas: Big Horn River, ca 16 air mi N of Thermopolis.  Elev. 4239 ft.
T45N R94W S19 NW1/4 of SW1/4.  43.85302 N, 108.1834 W; GPS Reading.  
Along river banks. Phenology: fruiting. 

Rachel Newton, 5211.  6/22/2006. 		RM 
_________________________________________________________________________

549.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Wetlands and Adjacent Areas: Big Horn River, ca 4 air mi NE of Thermopolis.  Elev. 4346 ft.
T43N R94W S17 SE1/4.  43.69191 N, 108.16351 W; GPS Reading.  
Dry wooded uplands. Phenology: fruiting. 

Rachel Newton, 5228.  6/22/2006. 		RM 
_________________________________________________________________________

550.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Wetlands and Adjacent Areas: Tongue River, ca 8 air mi SW of Ranchester.  Elev. 4097 ft.
T56N R87W S11 N1/2 of NE1/4.  44.84976 N, 107.30556 W; GPS Reading.  
Dry, rocky hillside. Phenology: fruiting. 

Rachel Newton, 5509.  6/29/2006. 		RM 
_________________________________________________________________________

551.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: Deaver Reservoir, ca 2 air mi NNW of Deaver; ca 12 air mi NE of Powell.  Elev. 4443 ft.
T57N R98W S25 N1/2 of NW1/4.  44.8987 N, 108.63823 W; GPS Reading.  
Dry sandy uplands. Phenology: fruiting. 

Rachel Newton, 5628.  6/30/2006. 		RM 
_________________________________________________________________________

552.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: Ralston Reservoir, ca 8 air mi WSW of Powell.  Elev. 4659 ft.
T55N R100W S27 SE1/4.  44.71248 N, 108.88892 W; GPS Reading.  
Dry, sandy uplands. Phenology: fruiting. 

Rachel Newton, 5651.  6/30/2006. 		RM 
_________________________________________________________________________

553.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: Clarks Fork Yellowstone River, ca 24 air mi NNW of Cody.  Elev. 4240 ft.
T56N R102W S4 NE1/4.  44.86477 N, 109.14637 W; GPS Reading.  
Along moist river banks and exposed mud flats. Phenology: fruiting. 

Rachel Newton, 5684.  6/30/2006. 		RM 
_________________________________________________________________________

554.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: South Fork Shoshone River, ca 12 air mi SW of Cody.  Elev. 5491 ft.
T51N R103W S8 SE1/4 of NE1/4.  44.40842 N, 109.26824 W; GPS Reading.  
Rocky banks and uplands. Phenology: fruiting. 

Rachel Newton, 5711.  6/30/2006. 		RM 
_________________________________________________________________________

555.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Wind River, ca 4 air mi SE of Dubois.  Elev. 6325 ft.
T41N R106W S14 SW1/4.  43.46918 N, 109.48818 W; GPS Reading.  
Dry, sandy hillside. Phenology: fruiting. 

Rachel Newton, 5762.  7/5/2006. 		RM 
_________________________________________________________________________

556.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Wetlands and Adjacent Areas: seeping spring, ca 7 air mi NE of Newcastle.  Elev. 4834 ft.
T45N R60W S8 NE1/4 of SE1/4.  43.89099 N, 104.07884 W; GPS Reading.  
Dry, sandy Pinus forest. Phenology: fruiting. 

Rachel Newton, 6509.  7/29/2006. 		RM 
_________________________________________________________________________

557.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Greyrock National Recreation Trail off Colo Hwy 14, ca 11 air mi NW of Fort Collins.  Elev. 6000-6500 ft.
T9N R71W S36 South1/2.  40.7051 N, 105.2957 W; uncertainty 1 mi..  
Shrubby, steep and dry, south facing hillsides with Cercocarpus, Purshia, Opuntia, and Delphinium, and Prunus in shallow ravines. Phenology: fruiting. 

Sarah Nunn, 1155.  6/11/2001. 		RM 
_________________________________________________________________________

558.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: bordering Cherokee Park State Wildlife Area on Cherokee Park or County Road 80C, on trail to Turkey Roost, ca 26 air mi NNW of Fort Collins.  Elev. 7500 ft.
T11N R72W S26 E1/2.  40.8939 N, 105.429 W; uncertainty 1 mi..  
Low foothills with Sisymbrium, Astragalus, Rhus, and Juniperus in the shallow gulleys. Phenology: flowering. 

Sarah Nunn, 1182.  6/11/2001. 		RM 765868
_________________________________________________________________________

559.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: hillsides off Drake Trailhead on Glen Haven Road (County Road 43), ca 13 air mi W of Loveland.  Elev. 6500-6600 ft.
T6N R71W S32 SW1/4.  40.4452 N, 105.3733 W; uncertainty 0.5 mi..  
Dry, open foothills with Ribes, Rhus, and Chrysothamnus, north facing slopes. Phenology: fruiting. 

Sarah Nunn, 2490.  7/11/2001. 		RM 
_________________________________________________________________________

560.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: by Sevenmile Creek at the junction of County Road 69 and Forest Road 225, N of Rustic, ca 26 air mi W of Fort Collins.  Elev. 7500-8400 ft.
T9N R73W S29; also NE1/4 S32.  40.7196 N, 105.6004 W; uncertainty 2 mi..  
Granite hillside with some quartz, south and east facing slopes with occasional ponderosa pine, Rocky Mountain juniper, Ribes, and Purshia, scrubby and dry. Phenology: flowering. 

Sarah Nunn, 275.  5/26/2001. 		RM 765872
     with Ronald L. Hartman
_________________________________________________________________________

561.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: The Narrows on U.S. Hwy 34, just W of the bridge over the Big Thompson River, S of Alexander Mountain, ca 6 air mi W of Loveland.  Elev. 5400-6400 ft.
T5N R70W S4 South1/2.  40.4307 N, 105.2402 W; uncertainty 1 mi..  
Steep sided ravine with rocky south and east facing slopes, shrub cover of Ribes and Rubus with Bromus and Thermopsis. Phenology: flowering. 

Sarah Nunn, 332.  5/26/2001. 		RM 765950
     with Ronald L. Hartman
_________________________________________________________________________

562.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Cache la Poudre Wilderness: Mount McConnell off Colo Hwy 14, ca 19 air mi W of Fort Collins.  Elev. 7600-8000 ft.
T8N R72W S10; South1/2 S9.  40.675 N, 105.4576 W; uncertainty 1 mi..  
Dry south and east facing slopes with ponderosa pine, Douglas fir, Opuntia, Cercocarpus, and Arctostaphylos. Phenology: fruiting. 

Sarah Nunn, 3623.  7/29/2001. 		RM 765867
_________________________________________________________________________

563.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Cache la Poudre Wilderness: from County Road 63E, ca 20 air mi W of Fort Collins. C  Elev. 7300-7500 ft.
T8N R72W S8; S8.  40.6803 N, 105.4929 W; uncertainty 0.5 mi..  
Dry, east facing grassy slopes with ponderosa pine, Opuntia, and Cercocarpus. Phenology: fruiting. 

Sarah Nunn, 3655.  7/29/2001. 		RM 765866
_________________________________________________________________________

564.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Grant County: Mangas Springs, 18 mi NW of Silver City.  Elev. 4770 ft.
Phenology: flowering. 

O. B. Metcalfe, 420.  4/22/1903. 		RM 55567
_________________________________________________________________________

565.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Forest Road 172 across from Kelly Flats Campground on Cache la Poudre River, N of road near trailhead and along trail, ca 19 air mi W of Fort Collins.  Elev. 6800-7000 ft.
T8N R72W S5 SE1/4.  40.6915 N, 105.489 W; uncertainty 0.5 mi..  
Dry meadow area and south facing slope with Ribes, Erigeron, and Lesquerella. Phenology: flowering. 

Sarah Nunn, 451.  5/29/2001. 		RM 765945
_________________________________________________________________________

566.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Hewlett Gulch off Colo Hwy 14, 0.5 mi W of Poudre Park, ca 13 air mi NW of Fort Collins. C  Elev. 6000-6600 ft.
T9N R71W S35; S35.  40.7009 N, 105.3185 W; uncertainty 0.5 mi..  
North to south running gulch with creek and old homestead with ponderosa pine and Populus; Rhus and Chrysothamnus in dry open areas. Phenology: fruiting. 

Sarah Nunn, 5201.  9/9/2001. 		RM 765865
_________________________________________________________________________

567.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: across Colo Hwy 14 from Dutch George Campground, ca 17 air mi W of Fort Collins.  Elev. 6900-7100 ft.
T9N R72W S34 SE1/4.  40.7051 N, 105.448 W; uncertainty 0.5 mi..  
Dry, steep canyon sides with Delphinium and Cercocarpus. Phenology: flowering. 

Sarah Nunn, 558.  5/30/2001. 		RM 765944
_________________________________________________________________________

568.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: across Colo Hwy 14 from Dutch George Campground, ca 17 air mi NW of Fort Collins.  Elev. 7200 ft.
T9N R72W S34 N1/2.  40.7051 N, 105.448 W; uncertainty 1 mi..  
On top of a small foothill mesa with sandstone, Opuntia, and Purshia. Phenology: flowering. 

Sarah Nunn, 583.  5/30/2001. 		RM 765943
_________________________________________________________________________

569.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Hole-in-the-Wall Mine Trailhead on Stove Prairie or County Road 27, 1 mi S of Colo Hwy 14, ca 14 air mi NW of Fort Collins.  Elev. 6400 ft.
T8N R71W S7 SE1/4.  40.6711 N, 105.3842 W; uncertainty 0.5 mi..  
Lush creekside with Phacelia, Mertensia, Juniperus, and Acer. Phenology: flowering. 

Sarah Nunn, 605.  6/1/2001. 		RM 765921
_________________________________________________________________________

570.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: along Young Gulch Trail S of Colo Hwy 14, ca 13 air mi NW of Fort Collins.  Elev. 7400-7600 ft.
T8N R71W S9 SE1/4.  40.6765 N, 105.3543 W; uncertainty 0.5 mi..  
Wet creekside with a slight incline, with Toxicodendron, Salix, and ponderosa pine canopy. Phenology: fruiting. 

Sarah Nunn, 664.  6/1/2001. 		RM 765920
_________________________________________________________________________

571.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Young Gulch Trail on Colo Hwy 14, 1 mi from trailhead, ca 13 air mi NW of Fort Collins.  Elev. 6000-6400 ft.
T8N R71W S4 SE1/4.  40.6909 N, 105.3543 W; uncertainty 0.5 mi..  
Wet creekside with Thermopsis and Salix leading up to a dry hillside with Cercocarpus and Lesquerella. Phenology: flowering. 

Sarah Nunn, 706.  6/1/2001. 		RM 765871
_________________________________________________________________________

572.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: near Sevenmile Creek at the old mine off Forest Road 225, 2 mi N of Rustic; ca 26 air mi NW of Fort Collins.  Elev. 7600 ft.
T9N R73W S30 NE1/4.  40.7166 N, 105.5995 W; uncertainty 0.5 mi..  
Dry south facing slopes. Phenology: flowering. 

Sarah Nunn, 836.  6/3/2001. 		RM 765870
_________________________________________________________________________

573.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: 2-3 mi NE of Chugwater.  Elev. 5000 ft.
T21N R66W S20.  41.7831 N, 104.7913 W; NAD 83, uncertainty 1 mi., Digital Map.  
Dry, grassy hills. Phenology: fruiting. 

C. L. Porter, 10086.  8/14/1965. 		RM 278254	Barcode: RM0214590
     with Marjorie W. Porter
_________________________________________________________________________

574.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Pima County: Coronado National Forest: Rosemont Ranger Station Pasture.  Elev. 4800 ft.
10 degree south slope; shallow rocky loam. Phenology: flowering & fruiting. 

O. J. Olson, 31.  10/4/1921. 		USFS 512142
_________________________________________________________________________

575.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Haystack Range.  Elev. 5000 ft.
T27N R65W S10.  42.3298 N, 104.6455 W; NAD 83, uncertainty 1 mi., Digital Map.  
Dry hills in ravines at edge of ponderosa pine forest. Phenology: vegetative only. 

C. L. Porter, 6759.  7/8/1955. 		RM 247866	Barcode: RM0214591
_________________________________________________________________________

576.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Along the Wind River below the diversion dam NW of Riverton.  Elev. 5800 ft.
T3N R2W S23.  43.2239 N, 108.9561 W; NAD 83, uncertainty 1 mi., Digital Map.  
[Sandy soil among cottonwoods.]* *Field Notebook Phenology: fruiting. 

C. L. Porter, 6797.  8/3/1955. 		RM 247918	Barcode: RM0214588
_________________________________________________________________________

577.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Near Lone Tree Canyon, ca 12 mi W of Hawk Springs.  Elev. 4400 ft.
T20N R63W S4.  41.7302 N, 104.4224 W; NAD 83, uncertainty 1 mi., Digital Map.  
Common on hot, dry sandy hills. Common, with reddish fruits; shrub to 2 ft high. *4,400 ft may be incorrect* Phenology: fruiting. 

C. L. Porter, 7477.  6/26/1958. 		RM 255975	Barcode: RM0214592
     with Marjorie W. Porter
_________________________________________________________________________

578.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Range: lower end of Tensleep Canyon.  Elev. 5000 ft.
T47N R87W S5.  44.0732 N, 107.3395 W; NAD 83, uncertainty 1 mi., Digital Map.  
Shrubs to 5 ft high Phenology: fruiting. 

C. L. Porter, 8241.  6/28/1960. 		RM 263081	Barcode: RM0214586
     with Marjorie W. Porter
_________________________________________________________________________

579.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Southern Flank of the Owl Creek Range: E of Boysen Dam, on the Birds Eye Pass Road.  Elev. 5000 ft.
T39N R94W S10.  43.3701 N, 108.0986 W; NAD 83, uncertainty 1 mi., Digital Map.  
Along stream. Phenology: fruiting. 

C. L. Porter, 8585.  6/12/1961. 		RM 264851	Barcode: RM0214587
     with Marjorie W. Porter
_________________________________________________________________________

580.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Dona Ana County: Organ Mountains: San Augustine Pass along U.S. Hwy 70.  Elev. 5700 ft.
T22S R4E S6 NW1/4.  
Igneous substrate: open rocky and grassy slopes with scattered oaks. Phenology: flowering. 

R. D. Worthington, 13131.  5/18/1985. 		RM 546765
_________________________________________________________________________

581.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon de la Alameda to Rio Gallina, 14 air mi NNE of Gallina. SW for 1 air mi in canyon to Rio Gallina then 0.4 air mi E along river.  Elev. 6700-6900 ft.
T25N R2E S8; also NW1/4 S17.  36 24.844' N, 106 45.119' W; GPS reading.  
Steep-walled drainage of mixed conifers. Phenology: fruiting. 

Brian Reif, 2060.  7/11/2002. 		RM 805585	Barcode: RM0106199
_________________________________________________________________________

582.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and vicinity: Jemez Mountains: Arroyo de los Frijoles, 2.5 air mi W of Abiquiu. From corral at start of Barranca Trail 111 3.4 air mi S to Frijoles Spring.  Elev. 6013-7000 ft.
T23N R5E S24 SE1/4; also W1/2 S25, SE1/4 S26, S35, and T22N R5E S2.  36 12.605' N, 106 21.445' W to 36 11.985' N, 106 21.67' W; GPS reading.  
Riparian through canyon of soft sedimentary rock in pinyon/juniper woodland.  Excised drainage choked with clover. Phenology: flowering. 

Brian Reif, 2594.  7/18/2002. 		RM 805584	Barcode: RM0106198
_________________________________________________________________________

583.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 4 at Soda Dam, 1.7 air mi N of Jemez Springs, S 0.5 mi to bridge .  Elev. 6320-6340 ft.
T18N R2E S13 W1/2.  35 47.537' N, 106 41.205' W; GPS reading.  
Steep pinyon/juniper slope of eroded volcanic gravel. Phenology: fruiting. 

Brian Reif, 269.  6/6/2002. 		RM 805558
_________________________________________________________________________

584.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 27 at headwaters of Polvadera Creek, 7.5 air mi SW of Abiquiu, along creek for 1.1 mi.  Elev. 7040-7620 ft.
T22N R5E S8 NE1/4; also SE1/4 S5.  36 9.177' N, 106 25.335' W to 36 10.081' N, 106 25.812' W; GPS reading.  
Riparian. Phenology: fruiting. 

Brian Reif, 308.  6/7/2002. 		RM 805642	Barcode: RM0106201
_________________________________________________________________________

585.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 83 E of Lower Colonias in vicinity of Ruidoso Ridge, 7 air mi ESE of Pecos. From Forest Road 83/203 junction SW on Forest Road 83 0.8 air mi.  Elev. 7720-8090 ft.
T15N R13E S3.  35 33.598' N, 105 32.646' W to 35 33.559' N, 105 33.059' W; GPS reading.  
Roadside through mixed conifer forest and skirting sedimentary rock bands on descent of exposed ridge. Phenology: fruiting. 

Brian Reif, 3292.  8/5/2002. 		RM 805583	Barcode: RM0106197
_________________________________________________________________________

586.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Rio Frijoles Trail 154 just E of Santo Domingo de Cundiyo Land Grant, 8 air mi SE of Chimayo. SE in canyon along trail for 0.2 air mi from E edge of land grant.  Elev. 7000 ft.
T20N R10E S27 NW1/4.  35 56.278' N, 105 52.398' W; GPS reading.  
Riparian of river, and meadows, in canyon bottom with mixed conifer slopes.  Canyon tightening upstream with encroachment of granitic cliffs. Phenology: flowering. 

Brian Reif, 3474.  8/8/2002. 		RM 805582	Barcode: RM0106196
_________________________________________________________________________

587.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 316 at spring, 2.4 air mi S of NM Hwy 96/Forest Road 316 junction, S on Coyote Creek for ca 0.4 mi.  Elev. 7020-7137 ft.
T22N R3E S15 SW1/4.  36 7.895' N, 106 37.046' W to 36 8.12' N, 106 36.998' W; GPS reading.  
Riparian through pinyon/juniper woodland with ponderosa pine/Douglas fir. Phenology: flowering. 

Brian Reif, 362.  6/9/2002. 		RM 805641	Barcode: RM0106202
_________________________________________________________________________

588.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Battleship Rock Forest Recreation Site, 2.8 air mi S of La Cueva, following Trail 137 on East Fork Jemez River for 0.7 mi.  Elev. 6755-7000 ft.
T19N R3E S5 N1/2.  35 49.741' N, 106 38.733' W to 35 49.37' N, 106 38.18' W; GPS reading.  
Riparian in steep-walled forested canyon of ponderosa pine/Douglas fir. Phenology: fruiting. 

Brian Reif, 541.  6/11/2002. 		RM 805640	Barcode: RM0106203
_________________________________________________________________________

589.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Pablo Canyon, 7 air mi SE of Cuba. From Forest Road 20/533 junction E up canyon 0.5 mi along Forest Road 20.  Elev. 7940-8050 ft.
T20N R1E S20 N1/2.  35 57.149' N, 106 51.832' W to 35 57.254' N, 106 51.328' W; GPS reading.  
Roadside. Phenology: flowering. 

Brian Reif, 610.  6/13/2002. 		RM 805639	Barcode: RM0106204
_________________________________________________________________________

590.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Ojitos Canyon-Chama River Canyon Wilderness Area, 9 air mi NNW of Coyote, N 2.5 mi into Ojito Canyon on Trail 298 from junction with Forest Road 468 to beginning of trail's ascent.  Elev. 6820-8140 ft.
T24N R2E S36 N1/2; also NE1/4 S24 and S25.  36 17.927' N, 106 40.318' W; GPS reading.  
Canyon bottom of Gambels oak and riparian. Phenology: fruiting. 

Brian Reif, 641.  6/14/2002. 		RM 805586	Barcode: RM0106200
_________________________________________________________________________

591.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: lower Rito de los Pinos on Forest Road 95, 3.9 air mi NNE of Cuba. From USFS gate 2.7 mi to Los Pinos trail parking lot near wilderness boundary.  Elev. 7370-7980 ft.
T22N R1W S4; also N1/2 S3 and T23N R1W SE1/4 S34, NW1/4 S35, and SW1/4 S26.  36 4.96' N, 106 55.323' W to 36 6.195' N, 106 54.358' W; GPS reading.  
Roadside and adjacent margins of ponderosa pine/white fir forest or Gambels oak woodland. Phenology: fruiting. 

Brian Reif, 709.  6/16/2002. 		RM 805579	Barcode: RM0106193
_________________________________________________________________________

592.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 126 at Horseshoe Spring, NW 0.3 air mi to rim of Eureka Mesa.  Elev. 7900-8400 ft.
T20N R1E S6 NE1/4.  35 59.694' N, 106 52.703' W; GPS reading.  
Steep slope of Gambels oak on soft red beds. Phenology: flowering. 

Brian Reif, 98.  6/2/2002. 		RM 805559
_________________________________________________________________________

593.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains:  White Rock Canyon,  Red Dot Trail to Pajarito Springs, the Rio Grande and down stream ca 1 mi; 2 - 2.5 air mi S of White Rock.  Elev. 5400-5800 ft.
35 48.594' N, 106 12.208' W to 35 48.272' N, 106 11.677' W; GPS reading.  
Rocky slopes along trail, stream, wet areas. Phenology: fruiting. 

Ronald L. Hartman, 74421.  5/24/2002. 		RM 805556
     with Brian Reif and Brian Jacobs
_________________________________________________________________________

594.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon de San Diego, Lower Jemez Campground, south to ca 2 air mi along Jemez River.  Elev. 5745-5900 ft.
T17N R2E S16; also S21.  35 42.74' N, 106 43.473' W; GPS reading.  
Riparian with cottonwood, willow, and roadsides. Phenology: fruiting. 

Ronald L. Hartman, 74623.  5/27/2002. 		RM 805555
     with Brian Reif and Jim Fowler
_________________________________________________________________________

595.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: 3 road mi NNE of Ponderosa.  Elev. 6625 ft.
T17N R3E S16.  35 41.602' N, 106 38.597' W; GPS reading.  
Roadside, streamside. Phenology: flowering. 

Ronald L. Hartman, 75068.  6/22/2002. 		RM 805554
_________________________________________________________________________

596.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 485 at junction with Forest Road 652, 2 air mi NNW of Gilman.  Elev. 6401 ft.
T18N R1E S36.  35 44.79' N, 106 46.771' W; GPS reading.  
Rocky slopes. Phenology: flowering. 

Ronald L. Hartman, 75218.  6/23/2002. 		RM 805553
_________________________________________________________________________

597.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: 3-4 air mi NW of Llaves at junction of Forest Road 312 and Forest Road 313.  Elev. 7203 ft.
T25N R1W S11.  36 24.627' N, 106 54.634' W; GPS reading.  
Ponderosa pine forest and riparian. Phenology: flowering. 

Ronald L. Hartman, 75316.  6/25/2002. 		RM 805552
_________________________________________________________________________

598.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 4, ca 1.5 road mi from NM Hwy 126, Dark Canyon trailhead.  Elev. 7328 ft.
T19N R3E S28.  35 51.132' N, 106 37.907' W to 35 51.576' N, 106 37.922' W; GPS reading.  
Roadside. Phenology: vegetative only. 

Ronald L. Hartman, 75724.  7/12/2002. 		RM 805551
_________________________________________________________________________

599.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 144, Santa Clara Indian Reservation Road, 6 mi W of Espanola.  Elev. 6882 ft.
T20N R7E S33 W1/4.  36 0.582' N, 106 12.8' W; GPS reading.  
Pinyon-juniper scrub and pumice mining areas. Phenology: flowering. 

Ronald L. Hartman, 75780.  7/11/2002. 		RM 805550
_________________________________________________________________________

600.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: drainage and benchland to Window Rock Trick Tank.  Elev. 6000-6300 ft.
T22N R7E S16; also S17.  36 8.3' N, 106 12.5' W; GPS reading.  
Sandy stream bottom and slopes. Phenology: flowering. 

Ronald L. Hartman, 75986.  7/17/2002. 		RM 805549
_________________________________________________________________________

601.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 144, Los Cerros area, 11 air mi W of Espanola.  Elev. 8000-8200 ft.
T21N R6E S23 South1/2; also N1/2 S26.  36 1.856' N, 106 15.818' W; GPS reading.  
Roadside and ponderosa pine forest. Phenology: fruiting. 

Ronald L. Hartman, 76034.  7/19/2002. 		RM 805548
_________________________________________________________________________

602.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Arroyo Gavilan, 2.3 road mi S of Taos County on U.S. Hwy 285.  Elev. 6301 ft.
T23N R8E S1.  36.2581 N, 106.05 W; GPS Reading.  
Sandy drainage. Phenology: vegetative only. 

Ronald L. Hartman, 76106.  7/20/2002. 		RM 805547
_________________________________________________________________________

603.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: San Miguelito Canyon at east end of County Road 78 and forest boundary, 8 air mi SSE of Cuba.  Elev. 7280-7320 ft.
T20N R1W S36 NW1/4; also NE1/4 S35.  35.9217 N, 106.9007 W; GPS Reading.  
A narrow, grassy canyon bottom constricted by a volcanic outcrop and with scattered sagebrush/rabbitbrush; canyon bottom. Phenology: flowering. 

Brian Reif, 4629.  5/29/2003. 		RM 805581	Barcode: RM0106195
_________________________________________________________________________

604.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo de la Anima, eastern flank of Loma Parda, 1 air mi S of extreme southern corner of Abiquiu Land Grant.  Elev. 7900-7960 ft.
T21N R6E S7 N1/2.  36.0722 N, 106.3343 W; GPS Reading.  
Gentle slope of arroyo, a meadow, within pinyon/juniper woodland. Phenology: flowering. 

Brian Reif, 4696.  5/31/2003. 		RM 805580	Barcode: RM0106194
_________________________________________________________________________

605.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: along road to immediate S of Rio Chama, 1.5 road mi (est.) W of edge of Abiquiu Land Grant.  Elev. 6000 ft.
T23N R5E S24 SE1/4; also NW1/4 S24 and T23N R6E SW1/4 S19.  36.2184 N, 106.3692 W; GPS Reading.  
Roadside between river and 40 deg, north-facing sedimentary bank of pinyon/juniper. Phenology: fruiting. 

Brian Reif, 4713.  5/31/2003. 		RM 805578	Barcode: RM0106192
_________________________________________________________________________

606.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: on NM Hwy 3 along Pecos River W of Villanueva State Park, 10 air mi SSE of I-25/NM Hwy 3 junction.  Elev. 5800 ft.
T12N R15E S17 N1/2.  35.2724 N, 105.3714 W; GPS Reading.  
Roadside corridor with pinyon/juniper woodland on sedimentary slope to north; irrigation ditch and riparian of cottonwood, Russian olive to south. Phenology: vegetative only. 

Brian Reif, 4834.  6/2/2003. 		RM 805577	Barcode: RM0106191
_________________________________________________________________________

607.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo Montasa canyon, 1 air mi up canyon from junction with the Rio Grande River and across river from Bandelier National Monument. N35.716 W106.251, W 0.3 air mi to N35.716 W106.256 at pour off.  Elev. 5700-6020 ft.
T17N R6E S12.  35.716 N, 106.256 W to 35.716 N, 106.251 W; GPS Reading.  
Riparian bottom; steep, metamorphoic canyon walls with juniper . Phenology: vegetative only. 

Brian Reif, 4916.  6/4/2003. 		RM 805576	Barcode: RM0106190
_________________________________________________________________________

608.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo Montasa canyon, 1 air mi up canyon from junction with the Rio Grande River and across river from Bandelier National Monument. N35.716 W106.251, W 0.3 air mi to N35.716 W106.256 at pour off.  Elev. 5700-6020 ft.
T17N R6E S12.  35.716 N, 106.256 W to 35.716 N, 106.251 W; GPS Reading.  
Riparian bottom; steep, metamorphoic canyon walls with juniper . Phenology: vegetative only. 

Brian Reif, 4917.  6/4/2003. 		RM 805575	Barcode: RM0106189
_________________________________________________________________________

609.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Tesuque Creek on Winsor Trail 254, 3 air mi SE of Tesuque; SW on trail 0.5 air mi.  Elev. 7320-7370 ft.
T18N R10E S32; also NW1/4 S33.  35.745 N, 105.888 W; GPS Reading.  
Riparian with mature ponderosa pine, horsetail, cottonwood, alder, and willow; sandy wash. Phenology: fruiting. 

Brian Reif, 5202.  6/12/2003. 		RM 805574	Barcode: RM0106188
_________________________________________________________________________

610.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon del Raphael Gallegos from NM Hwy 4, 3 air mi SSW of Jemez Springs.  Elev. 6010-6460 ft.
T17N R2E S2 N1/2.  35.739 N, 106.694 W; GPS Reading.  
Sandy wash with exposed sandstone bedrock and scattered boulders through pinyon/juniper woodland; mountain mahogany. Gambels oak, and Apache plume in wash. Phenology: fruiting. 

Brian Reif, 5292.  6/14/2003. 		RM 805573	Barcode: RM0106187
_________________________________________________________________________

611.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: southern edge of Peggy Mesa above Osha Canyon, 2 air mi W of Gilman. S 0.2 air mi to canyon rim.  Elev. 7640-7680 ft.
T17N R1E S12 SW1/4.  35.713 N, 106.793 W; GPS Reading.  
Mesa with scattered ponderosa pine and thick Gambels oak.  Canyon rim with exposed sandstone bedrock. Phenology: fruiting. 

Brian Reif, 5382.  6/15/2003. 		RM 805572	Barcode: RM0106186
_________________________________________________________________________

612.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: County Road 503 N into La Caja Canyon on Debris Basin Trail and along Rio Medio to southern end of Santa Cruz Reservoir, 1 air mi W of Cundiyo.  Elev. 6540 ft.
T20N R10E S18 E1/2.  35.969 N, 105.913 W; GPS Reading.  
Along the river through tight canyon with granite cliffs with cottonwood and coyote willow in bottom. Phenology: fruiting. 

Brian Reif, 5927.  6/23/2003. 		RM 805571	Barcode: RM0106185
_________________________________________________________________________

613.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Guaje Canyon on Forest Road 442, 5 air mi ENE of Los Alamos; from boundary with San Ildefonso Pueblo Grant to W 0.2 air mi on Rendija Road.  Elev. 5980-6300 ft.
T19N R7E S4; also N1/2 S5.  35.902 N, 106.197 W; GPS Reading.  
Roadside through canyon bottom with scattered ponderosa pine above, and juniper, Apache plume, and aromatic sumac below. Phenology: fruiting. 

Brian Reif, 5995.  6/24/2003. 		RM 805570	Barcode: RM0106184
_________________________________________________________________________

614.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Hyde Canyon W of Shearer Ranch, 13 air mi due W of Las Vegas.  Elev. 7720 ft.
T16N R14E S22 SW1/4; also SE1/4 S21.  35.6 N, 105.465 W; GPS Reading.  
Drainage of spruce/fir with coarse, granite/feldspar gravel. Phenology: fruiting. 

Brian Reif, 6372.  7/8/2003. 		RM 805569	Barcode: RM0106183
_________________________________________________________________________

615.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 100 at Temoline Canyon, 4 air mi SE of Youngsville. NW1/4 air mi on road.  Elev. 8000 ft.
T22N R4E S16 NE1/4.  36.142 N, 106.515 W; GPS Reading.  
Roadside and roadcut through wide, flat canyon bottom of pinyon/juniper; sagebrush, rabbitbrush, and saltbush below. Phenology: fruiting. 

Brian Reif, 6419.  7/11/2003. 		RM 805568	Barcode: RM0106182
_________________________________________________________________________

616.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Third Sand Creek, ca 5.5 air mi NE of Elk Mountain townsite; ca 12.6 air mi SW of Medicine Bow townsite.  Elev. 7100-7200 ft.
T21N R80W S31.  41.7475 N, 106.4497 W.  
Sandy knoll with scattered ponderosa pine leading into draw and flats of sagebrush, rabbitbrush, and bitterbrush. Phenology: fruiting. 

Amy J. Roderick, 2884.  7/29/1997. 		RM 
_________________________________________________________________________

617.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Rio en Medio Trail 163, 4.5 air mi NE of Tesuque. N35.818 W105.871 at Trail 179 junction W 0.8 air mi on trail to N35.820 W105.885.  Elev. 7400-7760 ft.
T18N R10E S3 NW1/4; also N1/2 S4.  35.818 N, 105.871 W to 35.82 N, 105.885 W; GPS Reading.  
Trailside in canyon bottom with riparian, spruce/fir, and some pockets of open meadow; canyon slopes of ponderosa pine. Phenology: fruiting. 

Brian Reif, 7510.  7/28/2003. 		RM 805567	Barcode: RM0106181
_________________________________________________________________________

618.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Apache County: Apache National Forest: Nutrioso Creek.  Elev. 7700 ft.
T7N R30E S31.  
15% northeast slope; deep rocky loam (basalt); common in shrub type. Phenology: fruiting. 

Ralph K. Gierisch, 3230.  6/30/1967. 		RM 512241
_________________________________________________________________________

619.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Mora County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest roads 113/115 junction and Canoncito Creek, 2.5 air mi due W of Holman.  Elev. 8040 ft.
T21N R14E S23 SW1/4.  36.0368 N, 105.4272 W; GPS Reading.  
Roadside including riparian and lower banks of drainage in mixed conifer forest. Phenology: fruiting. 

Brian Reif, 9125.  8/28/2003. 		RM 805566	Barcode: RM0106180
_________________________________________________________________________

620.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Battleship Rock Trail 137, 5 air mi NNE of Jemez Springs. N35.8271 W106.6408 at prominent switchback SE 0.4 air mi on trail to N35.8228 W106.6363.  Elev. 6920-7120 ft.
T18N R3E S5 NE1/4.  35.8271 N, 106.6408 W to 35.8228 N, 106.6363 W; GPS Reading.  
Ponderosa pine forest, with juniper, oak, and pinyon pine below, ascending west-facing canyon slope over scattered volcanic boulders. Phenology: fruiting. 

Brian Reif, 9317.  9/1/2003. 		RM 805565	Barcode: RM0106179
_________________________________________________________________________

621.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: Ramon Grant: NM Hwy 4 just E of Ancho Canyon and prominent switchbacks, 4 air mi SW of White Rock.  Elev. 6300 ft.
35.7889 N, 106.2577 W; GPS Reading.  
Roadside and canyon bottom on tuft/volcanics in ponderosa pine forest. Phenology: flowering. 

Brian Reif, 9477.  9/3/2003. 		RM 805557
_________________________________________________________________________

622.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Anton Chico Grant: vicinity of a tributary of Arroyo Leguino, ca 1.3 air mi E of La Mesita, ca 20.5 air mi S of Las Vegas.  Elev. 5650-5740 ft.
T12N R16E S4 E1/2.  35.2956 N, 105.2401 W; GPS Reading.  
Sandy slopes and flats in juniper/grassland. Phenology: vegetative only. 

B. E. Nelson, 61527.  7/11/2004. 		RM 805012
_________________________________________________________________________

623.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Anton Chico Grant: northwest side of Mesita de los Ladrones above Arroyo Leguino, ca 9.5 air mi SE of Bernal; ca 21 air mi S of Las Vegas.  Elev. 5600-5800 ft.
T12N R16E S11 NW1/4.  35.2873 N, 105.2157 W; GPS Reading.  
Stony slope with scattered pinyon and juniper and base of sandstone cliff. Phenology: vegetative only. 

B. E. Nelson, 61549.  7/11/2004. 		RM 805011
_________________________________________________________________________

624.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Sierra Nacimiento: Joaquin Canyon on the north side of Mesa Venado, ca 0.5 air mi W of Rio Guadalupe, ca 6 air mi W Jemez Springs; ca 19.5 air mi SSE of Cuba.  Elev. 6950-7100 ft.
T18N R1E S23 E1/2.  35.7788 N, 106.7998 W; GPS Reading.  
Rocky, open young ponderosa pine forest with scattered pinyon and juniper. Phenology: vegetative only. 

B. E. Nelson, 62039.  7/20/2004. 		RM 805010
_________________________________________________________________________

625.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Caja del Rio Plateau: Caja del Rio Canyon from County Road 77 (Buckman Road), ca 4 air mi ESE of White Rock. Within 0.4 air mi of N35.806 W106.142, up or down canyon.  Elev. 5760 ft.
T18N R7E S12 E1/2.  35.806 N, 106.142 W; GPS Reading.  
Narrow dry wash with juniper and tamarisk through sheer cliffs of columnarly-jointed volcanic rock. Phenology: vegetative only. 

Brian Reif, 9848.  6/2/2004. 		RM 805013
_________________________________________________________________________

626.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: Ramon Grant: White Rock Canyon along the Rio Grande E of Bandelier National Monument to lower part of Chaquehui Canyon.  Elev. 5600-6600 ft.
35.7642 N, 106.2434 W to 35.7698 N, 106.244 W; GPS Reading.  
Rocky slopes. Phenology: fruiting. 

Ronald L. Hartman, 78986.  6/8/2004. 		RM 805009
_________________________________________________________________________

627.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Padlock Rim, ca 4 air mi SE of Hamilton Dome.  Elev. 5500-5960 ft.
T44N R94W S28.  43.75389 N, 108.1469 W.  
Sandstone slopes and hills with sandy soil. 

Robin Jones, 1562.  6/11/1991. 		RM 
     with B. E. Nelson
_________________________________________________________________________

628.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Owl Creek/Bridger Mountains: Hogback Ridge, SW of Little Buffalo Basin; ca 5 air mi S of Meeteese; ca 43 air mi NW of Thermopolis.  Elev. 6013-6811 ft.
T47N R100W S3; also S4, S9; also S10.  44.07167 N, 108.8411 W.  
East-facing slope and sandstone-mudstone ridge. 

Robin Jones, 1877.  7/8/1991. 		RM 
_________________________________________________________________________

629.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: dipslope, ca 6 air mi NW of Hamilton Dome; ca 26 air mi WNW of Thermopolis.  Elev. 5600-6193 ft.
T44N R99W S11; also S12.  43.795 N, 108.7025 W.  
Southwest-facing sandstone dipslope. 

Robin Jones, 1902.  7/10/1991. 		RM 
_________________________________________________________________________

630.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Hogback Ridge, ca 7 air mi NNW of Hamilton Dome; ca 25 air mi NW of Thermopolis.  Elev. 5519-6186 ft.
T45N R98W S16.  43.86722 N, 108.6189 W.  
South-facing slopes of ridge composed of sandstone, conglomerate, and mudstone. 

Robin Jones, 1938.  7/11/1991. 		RM 
_________________________________________________________________________

631.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: cliffs on east side of Wind River Canyon, ca 12 air mi SSE of Thermopolis; ca 20 air mi N of Shoshoni.  Elev. 4640-5800 ft.
T6N R6E S15; also T41N R94W S21 and S28.  
Wet spring areas on west-facing slope. 

Robin Jones, 2097.  7/13/1991. 		RM 
     with Clay Lippencott
_________________________________________________________________________

632.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: W of Wilkens Peak; ca 11 air mi ESE of Green River; 7 air mi SSW of Rock Springs.  Elev. 6480 ft.
T18N R105W S33 South1/2.  41.4942 N, 109.263 W; uncertainty 1 mi..  
Sandy outcrops of soil in a juniper woodland with Solidago multiradiata. Phenology: vegetative only. 

Ann Aldrich, 669.  8/12/1979. 		RM 330427	Barcode: RM0214553
_________________________________________________________________________

633.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Pole Creek Canyon.  Elev. 7200 ft.
T15N R70W S11.  41.2558 N, 105.2109 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Phenology: flowering. 

Aven Nelson, 159.  6/2/1894. 		RM 3957	Barcode: RM0214520
_________________________________________________________________________

634.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Pine Bluffs.  Elev. 5050 ft.
T14N R60W S15.  41.1723 N, 104.0642 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Phenology: flowering. 

Aven Nelson, 2881.  5/15/1897. 		RM 10406	Barcode: RM0214518
_________________________________________________________________________

635.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: Green River.  Elev. 6100 ft.
T17N R107W S22.  41.4349 N, 109.4742 W; uncertainty 3 mi..  
Phenology: fruiting. 

Aven Nelson, 3065.  5/31/1897. 		RM 10407	Barcode: RM0214519
_________________________________________________________________________

636.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Blue Grass Hills.  Elev. 5900-6200 ft.
T22N R71W S12.  41.8933 N, 105.3026 W; uncertainty 5 mi..  
Phenology: fruiting. 

Aven Nelson, 322.  7/8/1894. 		RM 3063	Barcode: RM0214523
_________________________________________________________________________

637.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Near Platte River.  Elev. 4500 ft.
T27N R66W S27.  42.285 N, 104.76333 W; uncertainty 1 mi..  
*Field book Phenology: fruiting. 

Aven Nelson, 446.  7/13/1894. 		RM 2964	Barcode: RM0214521
_________________________________________________________________________

638.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Yellowstone National Park: Gardiner River.  Elev. 5600-6000 ft.
T58N R114W S32.  
On the dry bluffs along the river. Phenology: fruiting. 

Aven Nelson, 5964.  7/19/1899. 		RM 20159	Barcode: RM0214516
     with Elias Nelson
_________________________________________________________________________

639.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Sand Creek.  Elev. 7600 ft.
T12N R75W S13.  41.0099 N, 105.7553 W; uncertainty 2 mi..  
On the slopes among the eroded rocks. Phenology: flowering. 

Aven Nelson, 6983.  5/31/1900. 		RM 29135	Barcode: RM0214522
_________________________________________________________________________

640.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Worland.  Elev. 4050 ft.
T47N R93W S25.  44.0133 N, 107.965 W; uncertainty 3 mi..  
Phenology: vegetative only. 

Aven Nelson, 9300.  8//1909. 		RM 79662	Barcode: RM0214517
_________________________________________________________________________

641.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: on U.S. Hwy 14A.  Elev. 6000 ft.
T56N R92W S30.  44.80389 N, 107.97444 W; uncertainty 1 mi..  
West side of roadside. Phenology: fruiting. 

Don G. Despain, 424.  5/10/1970. 		RM 301164	Barcode: RM0212382
_________________________________________________________________________

642.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: F. E. Warren Air Force Base, north portion of base.  Elev. 6200 ft.
T14N R67W S11.  41.1962 N, 104.8584 W; uncertainty 1 mi..  
Rock outcrop. Phenology: flowering. 

D. Long, s.n..  6//1983. 		RM 398096	Barcode: RM0214556
     with J. Von Loh
_________________________________________________________________________

643.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Nowood River between Hampton and Orchard ranches, in Mahogany Canyon.  Elev. 5050 ft.
T43N R88W S35.  43.65056 N, 107.38111 W; uncertainty 0.25 mi..  
Dry hillsides with Cercocarpus ledifolius, Artemisia tridentata, Artemisia cana, and Agropyron, area in shaded part of the day. Phenology: vegetative only. 

David L. Martin, 1566.  6/24/1981. 		RM 337637	Barcode: RM0212381
_________________________________________________________________________

644.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Reservation: South Fork Dam.  Elev. 5800 ft.
T1S R2W S16.  42.9758 N, 109.0013 W; uncertainty 1 mi..  
Gravelly sagebrush community with sagebrush, woolly loco, sego lily, antelope brush, larkspur, lupine, and bull thistle. Phenology: fruiting. 

Edith V. A. Murphey, s.n..  7/1/1942. 		USFS 407278	Barcode: USFS0069349
_________________________________________________________________________

645.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: South boundary of Big Horn National Recreation Area along west side of river.  Elev. 3700 ft.
T55N R94W S9.  44.75889 N, 108.17722 W; uncertainty 1 mi..  
River terrace in Artemisia/Rhus cover type. Phenology: flowering. 

Ellen Collins, 552.  5/13/1983. 		RM 355359	Barcode: RM0214472
_________________________________________________________________________

646.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: Leucite Hills.  Elev. 7000 ft.
T22N R102W S23.  41.8669 N, 108.9281 W; uncertainty 9+ mi..  
Dry soil. Phenology: fruiting. 

Elmer D. Merrill, 704.  6/17/1901. 		RM 32055	Barcode: RM0214524
     with E. N. Wilcox
_________________________________________________________________________

647.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Middle Fork of the Popo Agie River.  Elev. 5770 ft.
T33N R100W S35.  42.7887 N, 108.77 W; uncertainty 1 mi..  
Growing on a sandstone cliff ledge above the river. Phenology: vegetative only. 

Erik Hamerlynck, 81.  9/20/1986. 		RM 382489	Barcode: RM0214529
_________________________________________________________________________

648.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: southwest flank of Rattlesnake Mountain, ca 6 mi W of Cody and ca 0.5 mi N of U.S. Hwy 14, 16, & 20.  Elev. 5400-5800 ft.
T52N R103W S2.  44.5079 N, 109.2042 W.  
Sagebrush-grassland community with Artemisia nova, Agropyron spicatum and Hymenoxys acaulis dominating. Phenology: vegetative only. 

Erwin F. Evert, 16752.  6/15/1989. 		RM 577714	Barcode: RM0040409
_________________________________________________________________________

649.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/4 mi S of Willwood Road; ca 2 mi E of U.S. Hwy Alt 14; ca 12 mi SE of Powell.  Elev. 4800 ft.
T54N R100W S9.  44.6733 N, 108.9053 W.  
Grassland with some Artemisia tridentata and with Bouteloua gracilis, Carex filifolia, and Stipa comata. Phenology: vegetative only. 

Erwin F. Evert, 18674.  6/8/1990. 		RM 618818	Barcode: RM0214407
_________________________________________________________________________

650.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/4-1/8 mi S of Sand Coulee Road; ca 4 mi E of Wyo Hwy 120; ca 25 mi N of Cody.  Elev. 4900 ft.
T56N R102W S35.  44.7892 N, 109.1078 W.  
Sagebrush-saltbrush-grassland. Phenology: vegetative only. 

Erwin F. Evert, 18748.  6/10/1990. 		RM 618749	Barcode: RM0214408
_________________________________________________________________________

651.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/2-3/4 mi SW of Wyo Hwy 294, ca 12 mi NW of Powell.  Elev. 4600 ft.
T56N R101W S36.  44.78944 N, 108.967 W.  
Badland bluffs in sagebrush-saltbrush-grassland. Phenology: vegetative only. 

Erwin F. Evert, 18801.  6/10/1990. 		RM 619119	Barcode: RM0214406
_________________________________________________________________________

652.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along west side of Oregon Basin Road, ca 1.5 mi S of U.S. Hwy 14, 16, & 20.  Elev. 5250 ft.
T52N R100W S15; also S16.  44.4828 N, 108.8672 W.  
Sagebrush-grassland with Artemisia tridentata var. wyomingensis, Artemisia pedatifida, Delphinium geyeri, Bouteloua gracilis, Carex filifolia, and Stipa comata. Phenology: vegetative only. 

Erwin F. Evert, 18864.  6/13/1990. 		RM 619058	Barcode: RM0214409
_________________________________________________________________________

653.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/8-1/4 mi N of County Road 3LE and the Greybull River; ca 5 mi NE of Wyo Hwy 120.  Elev. 5200 ft.
T50N R99W S16.  44.30611 N, 108.7636 W.  
Gully bottom and sides in sagebrush-grassland with Elymus cinereus, Psoralea lanceolata, Rhus trilobata, Allium textile and Symphoricarpos oreophilus. Phenology: fruiting. 

Erwin F. Evert, 19141.  6/21/1990. 		RM 619156	Barcode: RM0212432
_________________________________________________________________________

654.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: north side of Sheep Mountain.  Elev. 6000 ft.
T52N R104W S13 NW1/4.  44.479 N, 109.3051 W; uncertainty 0.5 mi..  
Growing in canyon with Acer glabrum and Clematis ligusticifolia on limestone. Phenology: fruiting. 

Erwin F. Evert, 2121.  7/18/1980. 		RM 334671	Barcode: RM0040400
_________________________________________________________________________

655.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along the north side of the North Fork Shoshone River, ca 1/2-2 mi W of Wapiti.  Elev. 5600-5800 ft.
T52N R105W S13; also S14.  44.4763 N, 109.4428 W; uncertainty 2 mi..  
Phenology: vegetative only. 

Erwin F. Evert, 6918.  7/7/1984. 		RM 609460	Barcode: RM0040412
_________________________________________________________________________

656.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Socorro County: Atomic Bomb Test Site: Transect 2-700 ft.
Phenology: vegetative only. 

W. Hess, 498.  8/30/1965. 		RM 305107
     with D. B. Dunn and Spellman
_________________________________________________________________________

657.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Elk Fork Creek, ca 9-10 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6900 ft.
T51N R107W S24.  44.3748 N, 109.6844 W.  
In open disturbed areas. Phenology: vegetative only. 

Erwin F. Evert, 8903.  7/26/1985. 		RM 622480	Barcode: RM0040410
_________________________________________________________________________

658.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along north side of North Fork Shoshone River, ca 0.5-1 mi W of the mouth of Canyon Creek.  Elev. 5800-5900 ft.
T52N R105W S19.  44.4618 N, 109.5435 W.  
In sagebrush-grassland community. Phenology: fruiting. 

Erwin F. Evert, 9425.  8/15/1985. 		RM 622481	Barcode: RM0040411
_________________________________________________________________________

659.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Casper Mountain area: vicinity of Garden Creek Falls.  Elev. 6400 ft.
T32N R79W S5.  42.7734 N, 106.3345 W; uncertainty 2 mi..  
Grassy slopes above the creek, soil rocky. 2-3 ft high shrubs Phenology: fruiting. 

Francis X. Jozwik, 143.  6/25/1962. 		RM 268549	Barcode: RM0214550
_________________________________________________________________________

660.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Green Mountains: above Cooper Creek; ca 13 air mi SE of Jeffrey City; ca 60 air mi SE of Riverton.  Elev. 7200 ft.
T28N R90W S20 SE1/4 of SW1/4.  42.3835 N, 107.61 W; uncertainty 0.25 mi..  
Limestone ridge. Phenology: vegetative only. 

Frank Blomquist, 68.  8/2/1983. 		RM 522106	Barcode: RM0214483
_________________________________________________________________________

661.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Between Sheridan and Buffalo.  Elev. 3500-5000 ft.
Rolling plains. Phenology: fruiting. 

Frank Tweedy, 3533.  6/15/1900. 		RM 37901	Barcode: RM0214558
_________________________________________________________________________

662.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Dana Ridge.  Elev. 7000 ft.
T20N R83W S1.  41.7364 N, 106.6787 W; uncertainty 1 mi..  
Phenology: vegetative only. 

G. A. Goodwin, 353.  8/6/1976. 		RM 300894	Barcode: RM0214547
_________________________________________________________________________

663.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Haystack Mountains, N of Sinclair.  Elev. 6900-7800 ft.
T23N R86W S10.  41.9804 N, 107.0884 W; uncertainty 9+ mi..  
Phenology: fruiting. 

G. A. Goodwin, 403.  6/24/1976. 		RM 300927	Barcode: RM0214548
_________________________________________________________________________

664.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Haystack Mountains.  Elev. 6600 ft.
T22N R86W S12.  41.8931 N, 107.0496 W; uncertainty 1 mi..  
Phenology: vegetative only. 

G. A. Goodwin, s.n..  7/7/1975. 		USFS 636170	Barcode: USFS0069354
_________________________________________________________________________

665.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: E of Laramie.
On a rocky hillside. Phenology: flowering. 

G. I. Sellon, 57.  6/1/1902. 		RM 87483	Barcode: RM0214528
_________________________________________________________________________

666.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Ca 5.5 mi N of Reno Junction; 1 mi E of Wyo Hwy 87.  Elev. 4500 ft.
T45N R71W S30.  43.853 N, 105.4364 W; uncertainty 1 mi..  
On unstable sand of a butte on the south facing slope. Common. Phenology: fruiting. 

Gary J. Pierce, 1977.  7/13/1973. 		RM 292435	Barcode: RM0212379
_________________________________________________________________________

667.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Pine Bluffs.
41.0336 N, 104.0669 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Phenology: fruiting. 

George E. Osterhout, s.n..  8/30/1919. 		RM 312007	Barcode: RM0214527
_________________________________________________________________________

668.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Painted Desert near Tuba.  Elev. 4800 ft.
T32N R11E S28.  
Desert. 15-31 Jul 1920. Phenology: flowering. 

Willard N. Clute, 105.  7/15/1920. 		RM 93288
_________________________________________________________________________

669.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Wind River Canyon, 15 mi S of Thermopolis.  Elev. 4700 ft.
T6N R6E S28.  43.4681 N, 108.1726 W; uncertainty 1 mi..  
Phenology: flowering. 

Herbert G. Fisser, 378.  5/7/1961. 		RM 268474	Barcode: RM0214584
_________________________________________________________________________

670.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Owl Creek Range: south flank, 10 mi N of Shoshoni.  Elev. 5500 ft.
T39N R94W S5.  43.3779 N, 108.1418 W; uncertainty 2 mi..  
Phenology: fruiting. 

Herbert G. Fisser, 452.  6/15/1961. 		RM 264272	Barcode: RM0214585
_________________________________________________________________________

671.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: 15 mi SE of Lander.  Elev. 5800 ft.
T31N R98W S3.  42.6879 N, 108.532 W; uncertainty 1 mi..  
Sandy soil with Chrysothamnus. Phenology: fruiting. 

Herbert G. Fisser, 55.  8/10/1959. 		RM 261451	Barcode: RM0214583
_________________________________________________________________________

672.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Devils Slide Area: SE of Thermopolis and E of the Wind River Canyon, on the north flank of the Owl Creek Range..  Elev. 5700 ft.
T42N R94W S34.  43.565 N, 108.12583 W; uncertainty 2 mi..  
Three tip sagebrush grassland. Phenology: fruiting. 

Herbert G. Fisser, 559.  7/9/1961. 		RM 264271	Barcode: RM0214582
_________________________________________________________________________

673.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Range: ca 25 mi W of Lander on the Moccasin Lake Road.  Elev. 6500 ft.
T2S R2W S6; also S7 and S18.  42.9179 N, 109.0407 W; uncertainty 2 mi..  
Three-tip sagebrush grassland. Phenology: fruiting. 

Herbert G. Fisser, 738.  8/25/1961. 		RM 264270	Barcode: RM0040397
_________________________________________________________________________

674.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Lysite Badlands: Pony Creek #1 gas line site just W of Moneta-Lysite Road, 3.3 road mi N of Moneta.  Elev. 5700 ft.
T37N R91W S1 W1/2.  43.2076 N, 107.7081 W; uncertainty 1 mi..  
Near sandstone outcrops on slope above wash. Phenology: flowering & fruiting. 

Hollis Marriott, 10081.  6/16/1986. 		RM 382678	Barcode: RM0214331
_________________________________________________________________________

675.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Between Fish Creek and Cottonwood Creek, 28 road mi NW of Wheatland.  Elev. 1616 m.
T27N R70W S28.  42.2841 N, 105.2541 W; uncertainty 1 mi..  
Dry sand draw. Phenology: fruiting. 

Jan Pollet, 131.  7/8/1989. 		RM 544326	Barcode: RM0214480
_________________________________________________________________________

676.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Along Cottonwood Creek, 30 road mi NW of Wheatland.  Elev. 1616 m.
T27N R69W S19; also S20.  42.2979 N, 105.175 W.  
Hay meadow, irrigated when water in creek. Phenology: fruiting. 

Jan Pollet, 158.  7/16/1989. 		RM 544325	Barcode: RM0214479
_________________________________________________________________________

677.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Along Cottonwood Creek, 29 road mi NW of Wheatland.  Elev. 1616 m.
T27N R70W S24.  42.2979 N, 105.1946 W; uncertainty 1 mi..  
Creekbanks, live water. Phenology: fruiting. 

Jan Pollet, 207.  7/18/1989. 		RM 544322	Barcode: RM0214477
_________________________________________________________________________

678.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Along Kinney Creek, 32 road mi NW of Wheatland.  Elev. 1620 m.
T27N R69W S19.  
Creekbanks, dry, usually wet early spring and summer. Phenology: fruiting. 

Jan Pollet, 247.  7/21/1989. 		RM 544324	Barcode: RM0214478
_________________________________________________________________________

679.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: ca 4 mi WSW of Flagstaff.  Elev. 7100 ft.
T21N R6E S25.  
Ponderosa pine type. Phenology: flowering. 

William A. Dayton, 1112.  6/7/1930. 		USFS 512237
_________________________________________________________________________

680.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Along west bank of Glendo Reservoir, 3 road mi E of Glendo.  Elev. 4714 ft.
T29N R68W S3; S24; and T30N R68W S28?).  42.5291 N, 105.0007 W; uncertainty 4 mi..  
Bank of reservoir. Phenology: fruiting. 

Jan Pollet, 565.  8/26/1989. 		RM 544323	Barcode: RM0214476
_________________________________________________________________________

681.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Between Fish Creek Road and Cottonwood Creek, 28 road mi NW of Wheatland.  Elev. 1616 m.
T27N R70W S24.  42.2984 N, 105.1954 W; uncertainty 1 mi..  
Grassland. Phenology: fruiting. 

Jan Pollet, 69.  6/25/1989. 		RM 544327	Barcode: RM0214481
_________________________________________________________________________

682.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Guernsey Reservoir, east shore, 6 road mi NW of Guernsey.  Elev. 4340 ft.
T27N R66W S9; also S15 and S22.  42.3271 N, 104.7842 W; uncertainty 3 mi..  
Phenology: fruiting. 

Jan Pollet, 699.  9/1/1989. 		RM 543917	Barcode: RM0214475
_________________________________________________________________________

683.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Between Fish Creek and Fish Creek Road, 18 road mi NW of Wheatland.  Elev. 4748 ft.
T26N R68W S18.  42.2267 N, 105.0583 W; uncertainty 1 mi..  
Stock ponds and drainage of ponds. Phenology: fruiting. 

Jan Pollet, 754.  9/3/1989. 		RM 543916	Barcode: RM0214482
_________________________________________________________________________

684.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: On top of bluffs, 0.8 mi SSW of Pine Bluffs  Elev. 5230-5260 ft.
T14N R60W S22.  41.165 N, 104.0711 W; uncertainty 0.5 mi..  
Ponderosa pine/juniper on north and northeast slope. Phenology: fruiting. 

Karin M. Guernsey, 50.  6/18/1987. 		RM 398836	Barcode: RM0214554
_________________________________________________________________________

685.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County:   Elev. 3900 ft.
T55N R72W S29.  44.7206 N, 105.5428 W; uncertainty 1 mi..  
Hills with grass and pine. Phenology: vegetative only. 

Mary Alice Sanguinetti, 175.  7/8/1978. 		RM 322258	Barcode: RM0214428
     with Keith H. Dueholm
_________________________________________________________________________

686.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County:   Elev. 4100 ft.
T55N R72W S16.  44.74972 N, 105.5225 W; uncertainty 1 mi..  
Grassy hills with scattered pine. Phenology: fruiting. 

Mary Alice Sanguinetti, 194.  7/8/1978. 		RM 322257	Barcode: RM0214427
     with Keith H. Dueholm
_________________________________________________________________________

687.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County:   Elev. 3900 ft.
T56N R72W S35.  44.79278 N, 105.48167 W; uncertainty 1 mi..  
Hills with grass, pine, and juniper. Phenology: fruiting. 

Mary Alice Sanguinetti, 226.  7/8/1978. 		RM 322256	Barcode: RM0214433
     with Keith H. Dueholm
_________________________________________________________________________

688.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County:   Elev. 3900 ft.
T57N R73W S20; also S21.  44.90861 N, 105.66417 W; uncertainty 2 mi..  
Grassy plains. Phenology: fruiting. 

Mary Alice Sanguinetti, 309.  7/10/1978. 		RM 322268	Barcode: RM0214429
     with Keith H. Dueholm
_________________________________________________________________________

689.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: County Road 34.  Elev. 5100 ft.
T40N R73W S26.  43.4074 N, 105.5906 W; uncertainty 1 mi..  
Near sandstone outcropping. Phenology: fruiting. 

Mary Alice Sanguinetti, 31.  7/5/1978. 		RM 322310	Barcode: RM0214434
     with Keith H. Dueholm
_________________________________________________________________________

690.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County:   Elev. 4800 ft.
T47N R76W S26.  44.01694 N, 105.95972 W; uncertainty 1 mi..  
Grassy hills. Phenology: vegetative only. 

Mary Alice Sanguinetti, 345.  7/11/1978. 		RM 322299	Barcode: RM0214432
     with Keith H. Dueholm
_________________________________________________________________________

691.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County:   Elev. 5200 ft.
T42N R75W S7.  43.62694 N, 105.91722 W; uncertainty 1 mi..  
Grassy plains with rock (sandstone?) outcroppings. Phenology: vegetative only. 

Mary Alice Sanguinetti, 433.  7/14/1978. 		RM 322298	Barcode: RM0214431
     with Keith H. Dueholm
_________________________________________________________________________

692.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Ca 5 air mi NNW of Hilight.  Elev. 5000 ft.
T46N R71W S33; also S34.  43.91944 N, 105.39389 W; uncertainty 2 mi..  
Scoria topped butte, loose talus slopes. Phenology: fruiting. 

Mary Alice Sanguinetti, 516.  7/16/1978. 		RM 322297	Barcode: RM0214430
     with Keith H. Dueholm
_________________________________________________________________________

693.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: Broom Creek Canyon, ca 0.8 km S of Patten Creek, ca 0.8 km SE of Spring Creek.  To 519000  4694800.  Elev. 1469 m.
519000E, 4695500N.  
Canyon walls, slopes, and ephemeral creek on sandy loam creek bottom and calcareous sandstone walls with Bromus inermis, Pinus ponderosa, Juniperus scopulorum, and Ribes spp. Phenology: flowering. 

Patricia P. Douglas, 135.  6/13/1995. 		RM 726886	Barcode: RM0214555
     with B. E. Nelson, C. A. Popolizio, R. M. Smith
_________________________________________________________________________

694.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: North Prong of Thunder Creek and Little Thunder Creek.  Elev. 4700 ft.
T43N R70W S16 SW1/4 of NE1/4.  43.7001 N, 105.2694 W; uncertainty 0.25 mi..  
Breaks with big sagebrush, blue grama, and western wheatgrass; shallow clayey, shale, loamy. Phenology: fruiting. 

R. E. Ries, 47.  8/29/1973. 		RM 293444	Barcode: RM0212383
     with D. W. Sabinske
_________________________________________________________________________

695.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Powder River.  Elev. 5700 ft.
T35N R85W S2.  43.0335 N, 107.0014 W; uncertainty 3 mi..  
Phenology: fruiting. 

R. H. Palmer, s.n..  6//1892. 		RM 222998	Barcode: RM0214525
_________________________________________________________________________

696.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Great Divide Basin and Adjacent Regions: Split Rock, near the Split Rock Ranch.  Elev. 6500 ft.
T29N R89W S16.  42.482 N, 107.4945 W; uncertainty 1 mi..  
Growing in dry soil on and around the rocks. Phenology: fruiting. 

Robert J. Hill, 1319.  8/23/1973. 		RM 391370	Barcode: RM0214552
_________________________________________________________________________

697.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Sand Creek: along the Colorado border near Camel Rock; castle Rock and the weird wind erosions.  Elev. 7600 ft.
T12N R75W S13; also S12.  41.0099 N, 105.7553 W; uncertainty 2 mi..  
One bush on dry slopes. Phenology: flowering. 

Robert J. Hill, 72.  6/9/1973. 		RM 391516	Barcode: RM0214551
_________________________________________________________________________

698.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: 8-9 mi W of Basin along the Greybull River.  Elev. 9600 ft.
T51N R95W S24.  44.3777 N, 108.2159 W; uncertainty 1 mi..  
Uncommon in riparian zone near reservoir. Phenology: vegetative only. 

Ronald G. Schreibeis, R-1062.  8/32/1977. 		RM 304744	Barcode: RM0212380
     with Valerie Scheibeis
_________________________________________________________________________

699.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Neuces Ranch North at Tunnel exit above Tunnel Creek..  Elev. 6500 ft.
T22N R72W S1.  41.9079 N, 105.4188 W; uncertainty 1 mi..  
Rocky hillside above creek. Phenology: fruiting. 

Ruth O'Brien, 1135.  8/23/1982. 		RM 345471	Barcode: RM0214549
_________________________________________________________________________

700.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Hills E of Sheridan.  Elev. 3850 ft.
Rocky slope. Phenology: fruiting. 

Seymour S. Sharp, 129.  6/17/1912. 		RM 288114	Barcode: RM0214557
_________________________________________________________________________

701.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Kemp Creek Hills.  Elev. 4300-4900 ft.
T54N R84W S21.  44.6439 N, 106.9798 W; uncertainty 3 mi..  
Along ridges in foothills. Phenology: vegetative only. 

Vie Willits, 440.  7/20/1910. 		RM 69123	Barcode: RM0214559
_________________________________________________________________________

702.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Bates Hole.  Elev. 5700 ft.
T31N R89W S16.  42.6569 N, 106.4328 W; uncertainty 6 mi..  
Phenology: flowering. 

Wilhelm G. Solheim, 440.  6/7/1931. 		RM 311449	Barcode: RM0214526
_________________________________________________________________________

703.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: East rim of Bates Hole, 1.5 - 2 air mi N of Carbon County.  Elev. 6600 ft.
T29N R80W S27.  42.4529 N, 106.4132 W; uncertainty 1 mi..  
Sandstone slopes above ravine in full sun at base of boulder. Phenology: flowering. 

Walter Fertig, 13524.  5/21/1993. 		RM 601857	Barcode: RM0214473
_________________________________________________________________________

704.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Basin: red rocks adjacent to County Road; ca 3 1/4 air mi W of U.S. Hwy 287, ca 15 air mi due S of Laramie.  Elev. 7560-7580 ft.
T13N R73W S16 NE1/4 SW1/4.  41.0961 N, 105.5834 W; uncertainty 0.25 mi..  
Red sandstone outcrops with mix of Amelanchier, Rhus trilobata, and Cercocarpus montanus. Phenology: flowering. 

Walter Fertig, 14728.  5/22/1994. 		RM 601967	Barcode: RM0214474
     with Jane Struttmann
_________________________________________________________________________

705.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Sheep Mountain: eastern exposure near the Strom Ranch.  Elev. 7900 ft.
T15N R77W S23.  41.248 N, 106.0088 W; uncertainty 1 mi., Nat. Geog. TOPO!.  
Phenology: vegetative only. 

Webster B. Jones, 27.  8/6/1964. 		USFS 407279	Barcode: USFS0069355
_________________________________________________________________________

706.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: north side of Shoshone Canyon.  Elev. 5800 ft.
T52N R103W S1.  44.51361 N, 109.18889 W; uncertainty 0.5 mi..  
Phenology: fruiting. 

Erwin F. Evert, 6073.  8/18/1983. 		RM 532289	Barcode: RM0040416
_________________________________________________________________________

707.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Haystack Mountains.  Elev. 6600 ft.
T22N R86W S12.  41.8931 N, 107.0496 W; uncertainty 1 mi..  
Phenology: vegetative only. 

G. A. Goodwin, 1551.  7/7/1975. 		USFS 636170
_________________________________________________________________________

708.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto-Parker Creek National Forest; Parker Creek Experimental Forest; Sheet Erosion plot.  Elev. 4500 ft.
T5N R13E S24.  
Phenology: fruiting. 

Elbert L. Little, 4023.  8/17/1935. 		RMRS 
_________________________________________________________________________

709.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Parker Creek Experimental Forest: Sheet Erosion Plots.  Elev. 4500 ft.
T5N R13E S24.  
Phenology: flowering & fruiting. 

Elbert L. Little Jr., 4023.  8/17/1935. 		RMRS 
_________________________________________________________________________

710.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Parker Creek Experimental Forest: Lower Parker Creek Canyon at natural drainages.  Elev. 3900 ft.
T5N R13E S24.  
Phenology: flowering. 

Elbert L. Little Jr., 4201.  10/25/1936. 		RMRS 
_________________________________________________________________________

711.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Grounds of Parker Creek Branch Station.  Elev. 5200 ft.
T5N R13E S1.  
Phenology: flowering & fruiting. 

Elbert L. Little Jr., 4288.  10/14/1936. 		RMRS 
_________________________________________________________________________

712.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Grounds of Parker Creek Branch Station.  Elev. 5200 ft.
T5N R13E S1.  
Phenology: fruiting. 

Elbert L. Little Jr., 4288.  10/14/1936. 		RMRS 
_________________________________________________________________________

713.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Valle de los Posos, along pipeline E 0.5 mi to Santa Fe National Forest.  Elev. 8950-9100 ft.
35 55.487' N, 106 24.484' W; GPS Reading.  
Rocky road and coniferous slopes. Phenology: flowering. 

Ronald L. Hartman, 74704.  5/29/2002. 		RM 791866	Barcode: RM0070191
_________________________________________________________________________

714.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Saint Marys Ridge, 3.2 air mi W of U.S. Hwy 287 on dirt road, ca 5 road mi from Walcott Junction.  Elev. 6756 ft.
T21N R84W S16 SE1/4.  41.7912 N, 106.8765 W.  
Cushion community on calcareous benches with scattered shrubs and a greasewood/sagebrush bottom. Phenology: fruiting. 

Amy J. Roderick, 346.  6/3/1997. 		RM 
_________________________________________________________________________

715.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Redondo Border: geothermal drill site about 1.2 air mi N of Union Oil Building then NW 0.4 air mi to Border.  Elev. 9500-9660 ft.
35 53.656' N, 106 35.207' W to 35 53.918' N, 106 35.267' W; GPS Reading.  
Spruce-fir forest with ponderosa and southwestern white pine above. Phenology: fruiting. 

Ronald L. Hartman, 78269.  7/22/2003. 		RM 768664	Barcode: RM0070192
_________________________________________________________________________

716.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: junction of Cabin Creek, South Fork Shoshone River and vicinity, ca 45 air mi SW of Cody.  Elev. 7500-8500 ft.
T51N R105W S27; also S34.  44.3603 N, 109.483 W.  
Mixed Picea-Pinus flexilis-Juniperus forest on rocky volcanics. 

Neil Snow, 2609.  6/24/1988. 		 
_________________________________________________________________________

717.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: Houlihan Creek drainage, ca 29 air mi SW of Cody.  Elev. 7500-8500 ft.
T50N R105W S16; also S17.  44.3023 N, 109.5032 W.  
Foothills dominated by Artemisia and Elymus. 

Neil Snow, 3525.  7/13/1988. 		 
_________________________________________________________________________

718.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Hot Springs: Hot Brook Canyon.  Elev. 3470-3740 ft.
T7S R5E S10.  
Common on rocky slopes. Phenology: fruiting. 

A. C. McIntosh, 1042.  8/6/1928. 		RM 113201	Barcode: RM0214605
_________________________________________________________________________

719.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: Hot Springs: Cold Brook.  Elev. 3480 ft.
T7S R5E S14.  
Common on rocky slopes. Phenology: fruiting. 

Arthur C. McIntosh, 1042.  8/6/1928. 		RM 113201
_________________________________________________________________________

720.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: S of Hot Springs.  Elev. 3500-3900 ft.
T7S R5E S33.  
Phenology: fruiting. 

George E. Osterhout, 7873.  7/13/1932. 		RM 165034	Barcode: RM0214608
_________________________________________________________________________

721.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Rapid City.  Elev. 3180-3410 ft.
T1N R7E S1.  44.0748 N, 103.2221 W; uncertainty 1 mi..  
Phenology: flowering. 

Henry Lee, 519.  5/10/1925. 		RM 106123	Barcode: RM0214609
_________________________________________________________________________

722.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Rapid City.  Elev. 3400 ft.
T1N R7E S2.  44.0728 N, 103.2404 W; uncertainty 1 mi..  
Redbed foothills, east-facing; grass and yucca association. Phenology: flowering. 

Herman E. Hayward, 751.  6/12/1927. 		RM 111020	Barcode: RM0216237
_________________________________________________________________________

723.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Pennington County: Rapid City.  Elev. 3400 ft.
T1N R7E S2.  44.0728 N, 103.2404 W; uncertainty 1 mi..  
Redbed foothills, east-facing; grass and yucca association. Phenology: flowering. 

Herman E. Hayward, 795.  6/12/1927. 		RM 111020	Barcode: RM0214606
_________________________________________________________________________

724.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Custer County: Jewel Cave National Monument: slope SW of Visitors Center above Lithograph Canyon.  Elev. 5350 ft.
T4S R2E S1.  
Grassy opening in ponderosa pine forest. Phenology: flowering. 

Hollis Marriott, 9440.  5/13/1985. 		RM 365343	Barcode: RM0214607
_________________________________________________________________________

725.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Fall River County: 
Phenology: fruiting. 

S. S. Visher, 2558.  7/28/1911. 		RM 76327	Barcode: RM0214604
_________________________________________________________________________

726.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 25 air mi NE of Laramie.  Elev. 6520 ft.
T20N R71W S23 NW1/4.  41.6911 N, 105.3157 W; uncertainty 0.5 mi..  
Sagebrush grassland, granite outcrop. Phenology: fruiting. 

B. A. Packer, 1800.  7/15/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

727.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Halleck Canyon Road along Little Halleck Creek, ca 31 air mi NE of Laramie.  Elev. 6050-6388 ft.
T22N R71W S26 N1/2.  41.8493 N, 105.322 W.  
Creekside. Phenology: fruiting. 

B. A. Packer, 1808.  7/15/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

728.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Johnson Reservoir, ca 27 air mi NE of Laramie.  Elev. 6250-6560 ft.
T21N R71W S20.  41.776 N, 105.3801 W.  
Granite outcrop. Phenology: fruiting. 

B. A. Packer, 1985.  7/22/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

729.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Luman Creek, ca 15 road mi W of Wheatland.  Elev. 5250 ft.
T24N R70W S16 NE1/4.  42.0545 N, 105.2445 W.  
Creekside. Phenology: fruiting. 

B. A. Packer, 2016.  7/22/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

730.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Horseshoe and Soldier creeks, ca 20 air mi SE of Douglas.  Elev. 7270 ft.
T28N R71W S22.  42.3844 N, 105.352 W.  
Creekside, granite outcrops, and mountain meadow. Phenology: fruiting. 

B. A. Packer, 2103.  7/24/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

731.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Laramie Range: ca 1.8 air mi N from Wyo Hwy 34; ca 39.9 air mi NE of Laramie.  Elev. 6930 ft.
T22N R70W S16 NE1/4.  41.8786 N, 105.2445 W.  
Dry creek bed. Phenology: flowering. 

B. A. Packer, 265.  6/12/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

732.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Emigrant Gap Ridge, ca 3.5 air mi S of U.S. Hwy 20/26; ca 14.8 mi WNW of Casper.  Elev. 5700 ft.
T34N R81W S30 NW1/4; also T34N R82W S25.  42.8876 N, 106.608 W.  
Rocky hills of sagebrush-grassland and grassy draws. Phenology: flowering. 

Amy J. Roderick, 3894.  5/24/1998. 		RM 
_________________________________________________________________________

733.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Laramie Range: ca 42 road mi NE of Laramie; ca 1.5 mi NNW of Wyo Hwy 34.  Elev. 5210-5280 ft.
T23N R71W S36.  41.9226 N, 105.3026 W.  
Creekside with granite outcrops. Phenology: flowering. 

B. A. Packer, 59.  5/17/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

734.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Boulder Ridge, ca 14 air mi S of Laramie.  Elev. 7950 ft.
T13N R73W S16 SW1/4.  41.0961 N, 105.5834 W.  
Red beds with Cercocarpus grassland. Phenology: fruiting. 

B. A. Packer, 921.  6/26/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

735.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: County Road 316, ca 14 road mi off U.S. Hwy 287; ca 14 road mi on U.S. 287 from Laramie.  Elev. 7520-7590 ft.
T13N R75W S36 SE1/4.  41.053 N, 105.7553 W.  
Sandstone outcrop. Phenology: flowering. 

B. A. Packer, 953.  6/26/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

736.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: County Road 316, ca 14 road mi off U.S. Hwy 287; ca 14 road mi on U.S. 287 from Laramie.  Elev. 7520-7590 ft.
T13N R75W S36 SE1/4.  41.053 N, 105.7553 W.  
Sandstone outcrop. Phenology: fruiting. 

B. A. Packer, 958.  6/26/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

737.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: San Juan National Forest: Taylor Canyon.  Elev. 7150 ft.
On dry adobe ridge with small humus content. Phenology: fruiting. 

A. F. Hoffman, 6.  9/21/1913. 		USFS 512244
_________________________________________________________________________

738.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: W of Little Red Creek on the southwest side of Casper Mountain, ca 10.5 air mi SW of Casper.  Elev. 6100-6300 ft.
T32N R80W S27 SE1/4.  42.7152 N, 106.4132 W.  
Nearly flat sagebrush areas between the creek and steep slopes. Phenology: vegetative only. 

B. E. Nelson, 40645.  6/22/1997. 		 
_________________________________________________________________________

739.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Cimarron Pass.
Banks and ravines. Phenology: flowering. 

Aven Nelson, 11505.  6/2/1931. 		RM 132702
_________________________________________________________________________

740.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Jemez Springs.  Elev. 6200 ft.
Open woods. Phenology: flowering. 

Aven Nelson, 11571.  8/5/1931. 		RM 131479
_________________________________________________________________________

741.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: On the Johnson Mesa, near Folsom.  Elev. 8600 ft.
Stony slopes. 

Aven Nelson, 4644.  6/17/1941. 		RM 
     with Ruth A. Nelson
_________________________________________________________________________

742.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Jemez Springs: La Cueva Park.  Elev. 7650 ft.
Phenology: fruiting. 

Aven Nelson, s.n..  8/15/1931. 		RM 132683
_________________________________________________________________________

743.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Weld County: Chalk Hills: 5.5 mi S of Wyoming state line; on Wyoming Hwy 85.
T11N R66W.  39.1948 N, 106.1172 W.  
Barren siltstone, with Artemesia and Arenaria. Phenology: fruiting. 

Betsy E. Neely, 2793.  6/5/1983. 		RM 397508
_________________________________________________________________________

744.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Hwy. 50, along Arkansas River, 1 mi E of Parkdale, 13 mi W of Canyon City.  Elev. 6000 ft.
Pinyon-juniper woodland. Phenology: fruiting. 

Bruce A. Stein, 1842.  6/30/1984. 		RM 522546
     with D. Neill
_________________________________________________________________________

745.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Horsetooth Gulch.
Phenology: flowering. 

C. S. Crandall, 1237.  5/15/1897. 		RM 45411
_________________________________________________________________________

746.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Region of the Gunnison Watershed: Cimarron.  Elev. 6900 ft.
Phenology: fruiting. 

Carl F. Baker, 406.  7/11/1901. 		RM 165045
_________________________________________________________________________

747.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Region of the Gunnison Watershed: Cimarron.  Elev. 6900 ft.
Phenology: fruiting. 

Carl F. Baker, 406.  7/11/1901. 		RM 32923
_________________________________________________________________________

748.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Arboles.  Elev. 6000 ft.
Phenology: fruiting. 

Carl F. Baker, 456.  6//1899. 		RM 16043
_________________________________________________________________________

749.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Arboles.  Elev. 6000 ft.
Phenology: fruiting. 

Carl F. Baker, 456.  6//1899. 		RM 22711
_________________________________________________________________________

750.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, La Plata County: Durango.
Foothills. Phenology: vegetative only. 

Carl F. Baker, 525.  7/23/1898. 		RM 13632
     with F. S. Earle and S. M. Tracy
_________________________________________________________________________

751.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, La Plata County: Durango.
Foothills. Phenology: fruiting. 

Carl F. Baker, 525.  7/23/1898. 		RM 165044
     with F. S. Earle and S. M. Tracy
_________________________________________________________________________

752.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, La Plata County: Durango National Forest: Animas Valley.  Elev. 8000 ft.
Foothills at edge of bottom: southwest slope, sandy soil. Phenology: flowering. 

Charles G. Bates, s.n..  7/7/1911. 		USFS 512249
_________________________________________________________________________

753.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Cochetopa National Forest: Houselog Creek.  Elev. 8900 ft.
Level grassland, in gravelly loam. Phenology: flowering. 

Clarence E. Taylor, 608.  6/17/1922. 		USFS 512251
_________________________________________________________________________

754.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Weld County: NW of Glover.
Phenology: flowering. 

Earl L. Johnston, 198.  5/24/1926. 		RM 105279
_________________________________________________________________________

755.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Douglas County: Sedalia.
Phenology: fruiting. 

Earl Lynd Johnston, 790.  7/12/1917. 		RM 101918
     with George G. Hedgecock
_________________________________________________________________________

756.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Boulder County: Boulder.
Hillsides. Phenology: flowering. 

Earl Lynd Johnston, 802.  6/5/1917. 		RM 101948
     with George G. Hedgecock
_________________________________________________________________________

757.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Near Salida.
Dry hillsides. Phenology: flowering. 

Edwin B. Payson, 1012.  6/27/1917. 		RM 101296
_________________________________________________________________________

758.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Cedar Creek, near Montrose.
Phenology: fruiting. 

Edwin B. Payson, 1043.  7/9/1917. 		RM 88916
_________________________________________________________________________

759.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Dolores.
Rocky slopes. Phenology: vegetative only. 

Edwin B. Payson, 1121.  7/28/1917. 		RM 101298
_________________________________________________________________________

760.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Dry mesa near Pagosa Springs.
Hillsides. Phenology: fruiting. 

Edwin B. Payson, 1155.  8/13/1917. 		RM 88820
_________________________________________________________________________

761.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Naturita.  Elev. 5400 ft.
River bottom. Phenology: buds. 

Edwin B. Payson, 235.  4/20/1914. 		RM 80859
_________________________________________________________________________

762.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Bedrock.  Elev. 5000 ft.
38.31561 N, 108.8913 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Bedrock, river bank, alkaline soil. Phenology: fruiting. 

Edwin B. Payson, 3931.  7/14/1924. 		RM 102063
     with Lois B. Payson
_________________________________________________________________________

763.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: east end of Casper Mountain, ca 2 air mi W of the Hat Six Hogback, ca 10 air mi SE of Casper.  Elev. 6600-6900 ft.
T32N R78W S16.  42.7443 N, 106.1969 W.  
Sandstone? cliffs in open ponderosa pine. Phenology: fruiting. 

B. E. Nelson, 41778.  7/20/1997. 		 
_________________________________________________________________________

764.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Paradox.  Elev. 5400 ft.
Creek banks. Phenology: fruiting. 

Ernest P. Walker, 122.  6/19/1912. 		RM 75841
_________________________________________________________________________

765.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, San Miguel County: Norwood Hill.  Elev. 7000 ft.
North slope of canyon. Phenology: fruiting. 

Ernest P. Walker, 414.  8/10/1914. 		RM 75749
_________________________________________________________________________

766.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Park County: Pike National Forest: District 8.  Elev. 8000 ft.
T12S R71W S30.  
On a steep east facing slope in rough, sandy soil; with currants and ninebark. Phenology: fruiting. 

F. C. Parrett, 8-40.  7/25/1911. 		USFS 512246
_________________________________________________________________________

767.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Teller County: Trail Glen.  Elev. 2150 m.
Phenology: fruiting. 

F. E. Clements, 32.  7/22/1901. 		RM 33929
     with E. S. Clements
_________________________________________________________________________

768.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Teller County: Trail Glen.  Elev. 2150 ft.
Phenology: flowering. 

F. E. Clements, 32.  7/22/1901. 		RM 51220
     with E. S. Clements
_________________________________________________________________________

769.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Boulder County: Near Boulder.
Phenology: fruiting. 

Francis Ramaley, A62.  6//1899. 		RM 23282
_________________________________________________________________________

770.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest: Coyote Ranger Station.  Elev. 7600 ft.
Creek bottom, north slope, alluvial soil; with gooseberry, currant, alder and cherry. Phenology: vegetative only. 

Frank E. Andrews, 42.  8/25/1913. 		USFS 512263
_________________________________________________________________________

771.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Boulder County: Near Boulder.  Elev. 5000-6000 ft.
Foothills. Phenology: fruiting. 

Frank Tweedy, 4948.  7//1902. 		RM 42998
_________________________________________________________________________

772.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Weld County: Pawnee Buttes.
Phenology: vegetative only. 

G. S. Dodds, 2099.  7/1/1906. 		RM 56843
_________________________________________________________________________

773.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Weld County: Pawnee Buttes.
Phenology: fruiting. 

G. S. Dodds, 2106.  7/1/1906. 		RM 56842
_________________________________________________________________________

774.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: 
Phenology: fruiting. 

George E. Osterhout, 1907.  7/21/1899. 		RM 165042
_________________________________________________________________________

775.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Weld County: New Windsor: S of river.
Phenology: fruiting. 

George E. Osterhout, 3699.  7/9/1907. 		RM 165036
_________________________________________________________________________

776.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Weld County: New Windsor.
Bluffs. Phenology: flowering. 

George E. Osterhout, 3852.  5/27/1908. 		RM 165037
_________________________________________________________________________

777.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: De Beque.  Elev. 4948 ft.
39.3341 N, 108.2148 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Phenology: fruiting. 

George E. Osterhout, 4291.  5/27/1910. 		RM 165046
_________________________________________________________________________

778.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Yuma County: Wray.
Phenology: fruiting. 

George E. Osterhout, 4331.  6/21/1910. 		RM 165077
_________________________________________________________________________

779.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Owl Canyon.
Phenology: vegetative only. 

George E. Osterhout, 4377.  8/25/1910. 		RM 165041
_________________________________________________________________________

780.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Delta.
Phenology: fruiting. 

George E. Osterhout, 4498B.  5/20/1911. 		RM 165047
_________________________________________________________________________

781.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Paonia.
Phenology: fruiting. 

George E. Osterhout, 4529.  5/21/1911. 		RM 165075
_________________________________________________________________________

782.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Grand Junction.
Phenology: fruiting. 

George E. Osterhout, 4538.  5/23/1911. 		RM 165048
_________________________________________________________________________

783.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Glenwood Springs.
Phenology: fruiting. 

George E. Osterhout, 4569.  5/24/1911. 		RM 312793
_________________________________________________________________________

784.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Glenwood Springs.
Phenology: fruiting. 

George E. Osterhout, 4572.  5/12/1911. 		RM 312792
_________________________________________________________________________

785.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Glenwood Springs.
Phenology: fruiting. 

George E. Osterhout, 4614.  7/25/1911. 		RM 165049
_________________________________________________________________________

786.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Boulder County: Boulder.
Phenology: fruiting. 

George E. Osterhout, 4641.  8/11/1911. 		RM 165038
_________________________________________________________________________

787.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Bent County: Rules Creek.
Phenology: fruiting. 

George E. Osterhout, 4876.  5/22/1913. 		RM 165080
_________________________________________________________________________

788.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Bent County: Rules Creek.
Phenology: fruiting. 

George E. Osterhout, 4876.  5/22/1913. 		RM 80584
_________________________________________________________________________

789.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Bent County: Rules Creek.
Phenology: fruiting. 

George E. Osterhout, 4877.  5/22/1913. 		RM 165078
_________________________________________________________________________

790.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Springfield.
Phenology: vegetative only. 

George E. Osterhout, 5062.  5/20/1914. 		RM 165081
_________________________________________________________________________

791.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Yuma County: Wray.
Phenology: fruiting. 

George E. Osterhout, 5255.  6/23/1915. 		RM 165076
_________________________________________________________________________

792.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Glenwood Springs.

George E. Osterhout, 5272.  7/18/1915. 		RM 
_________________________________________________________________________

793.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Debeque.
Phenology: fruiting. 

George E. Osterhout, 5341.  8/22/1918. 		RM 165074
_________________________________________________________________________

794.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Dale Creek
Phenology: fruiting. 

George E. Osterhout, 5676.  8/10/1917. 		RM 165035
_________________________________________________________________________

795.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Larimer County: Spring Canyon.
Phenology: flowering. 

George E. Osterhout, 694.  7/25/1895. 		RM 165040
_________________________________________________________________________

796.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Bent County: Rules Creek.
Phenology: fruiting. 

George E. Osterhout, s.n..  5/22/1913. 		RM 84340
_________________________________________________________________________

797.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: 3 mi N of Fremont County line on Hwy. 115.  Elev. 6500 ft.
T17S R67W S5.  
Disturbed roadside: clay-gravel on east facing slope. Phenology: flowering. 

Gretchen Smith, 5.  5/5/1987. 		RM 529349
     with Becky Sharp
_________________________________________________________________________

798.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, no county County: Roosevelt National Forest.  Elev. 7500 ft.
Phenology: fruiting. 

Huber C. Hilton, H-5.  7/23/1915. 		USFS 512250
_________________________________________________________________________

799.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Piedra
Phenology: fruiting. 

Hazel M. Schmoll, 1215.  6/21/1924. 		RM 98850
_________________________________________________________________________

800.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Archuleta County: Piedra
Southeast facing slope. Phenology: fruiting. 

Hazel M. Schmoll, 1377.  7/7/1924. 		RM 98865
_________________________________________________________________________

801.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Mesa Verde National Forest: Wickiup Canyon.  Elev. 6400 ft.
Phenology: fruiting. 

Hazel M. Schmoll, 1643.  5/30/1925. 		RM 105845
_________________________________________________________________________

802.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Three Cripples Creek ca 0-1 air mi W of Harris Park or Forest Road 633, ca 2-3 air mi E of Esterbrook; ca 25 air mi S of Douglas.  Elev. 5400-5560 ft.
T28N R71W S12 S1/4.  42.4131 N, 105.3129 W.  
Rocky, rolling hills with scattered ponderosa pine, patches of skunkbush, and with scattered silver sagebrush on the lower slopes and flats. Phenology: fruiting. 

B. E. Nelson, 42626.  8/12/1997. 		 
_________________________________________________________________________

803.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: north side of Bessemer Mountain, ca 13.7 air mi SW of Casper.  Elev. 5550 ft.
T32N R81W S9 SW1/4.  42.7589 N, 106.5508 W.  
Shale hill arising from greasewood-sagebrush flats. Phenology: flowering. 

Amy J. Roderick, 4148.  5/30/1998. 		RM 
_________________________________________________________________________

804.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Montezuma National Forest: Dolores Ranger Station.  Elev. 6900 ft.
On a southwest facing slope in sandy loam. Phenology: fruiting. 

J. Ward Emerson, 921.  7/20/1914. 		USFS 512247
_________________________________________________________________________

805.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Boulder County: Boulder.
Phenology: flowering. 

Jennie M. Archibald, A 165.  5//1900. 		RM 23281
_________________________________________________________________________

806.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pitkin County: Nast: at a mill.
Phenology: flowering. 

L. M. Schedin, s.n..  7//1918. 		RM 97039
     with N. T. Schedin
_________________________________________________________________________

807.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, no county County: San Isabel National Forest.  Elev. 7500 ft.
Sandy loam. Phenology: vegetative only. 

Langworthy, 212.  8//1912. 		USFS 512245
     with Hamel
_________________________________________________________________________

808.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: 
Foothills. Phenology: fruiting. 

Marcus E. Jones, s.n..  6/23/1879. 		RM 113427
_________________________________________________________________________

809.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Poison Lake or County Road 4 about halfway between Poison Lake and Wagon Hound Creek, ca 12.5 air mi SW of Douglas.  Elev. 5390-5600 ft.
T30N R72W S5 NE1/4.  42.6022 N, 105.5113 W.  
Mountain mahogany slope with numerous rock outcrops. Phenology: vegetative only. 

B. E. Nelson, 42936.  8/18/1997. 		 
_________________________________________________________________________

810.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: along Smith Creek below Otter Creek at the east end of Muddy Mountain on Smith Creek or County Road 607, ca 16 air mi SE of Casper.  Elev. 6180-6500 ft.
T31N R78W S14 N1/4.  42.6569 N, 106.1576 W.  
Open slopes with scattered large limestone boulders and sagebrush and scattered mountain shrub. Phenology: fruiting. 

B. E. Nelson, 42999.  8/19/1997. 		 
_________________________________________________________________________

811.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Hills, southeast of LaVeta.  Elev. 2200-2300 m.
Hills. Phenology: flowering. 

P. A. Rydberg, 5909.  5/18/1900. 		RM 29744
     with F. K. Vreeland
_________________________________________________________________________

812.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Conejos County: Los Mogotes: 2 mi S of Early Bird Dam; 3.4 mi SE of Black Bird Dam.  Elev. 8184 ft.
T33N R7E S31; also S36.  37.0564 N, 106.2494 W; uncertainty 2 mi..  
On sandy to rocky soil of steep south-southeast exposure with Bouteloua, Artemisia, Pinus edulis and Chrysothamus. Phenology: flowering. 

Patricia P. Douglas, 1557.  5/27/1987. 		RM 399720
_________________________________________________________________________

813.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Conejos County: Summit of Los Mogotes.  Elev. 8918 ft.
T33N R7E S26.  
On rocky volcanic soil with Artemesia, Chrysothamnus, Bouteloua and Oryzopsis. Phenology: fruiting. 

Patricia P. Douglas, 1588.  6/21/1987. 		RM 526450
_________________________________________________________________________

814.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: between Red and Negro creeks on Hat Six or County Road 606 ca 1.3 air mi W of Banner Mountain, ca 16.5 air mi SE of Casper.  Elev. 6160-6320 ft.
T31N R77W S4 NW1/4.  42.686 N, 106.0789 W.  
Sandy open ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 43114.  8/19/1997. 		 
_________________________________________________________________________

815.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Jefferson County: Red Rock Park.  Elev. 6000 ft.
Northeast facing slope; in sandy soil. Phenology: fruiting. 

Ralph K. Gierisch, 898.  5/7/1939. 		USFS 512252
_________________________________________________________________________

816.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: County Road 403, ca 0.2 to 1.2 air mi W of Twin Buttes.  Elev. 6100-6400 ft.
T30N R80W S29 SE1/4 of SE1/4; also South1/4 S28.  42.5403 N, 106.4525 W.  
Mudstone ridge towards buttes. Phenology: fruiting. 

Ronald L. Hartman, 57532.  6/11/1997. 		 
     with Amy J. Roderick and Cherie Winner
_________________________________________________________________________

817.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest: Jicarilla Division.  Elev. 7000 ft.
Phenology: vegetative only. 

Robert P. Copple, 349.  9//1923. 		USFS 512240
_________________________________________________________________________

818.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: across NM Hwy 21 from Ranch Headquarters.  Elev. 6600 ft.
Along stream with Quercus gambelli. Phenology: fruiting. 

Ronald L. Hartman, 1963.  6/17/1968. 		RM 296667
_________________________________________________________________________

819.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest: Canyon Bancos, ca 14 air miles W of Dulce.  Elev. 6900-7150 ft.
T31N R4W S9; also S11, 14, 16.  
Stream floodplain and adjacent sandstone mesas with pinyon-juniper. Phenology: flowering. 

Ronald L. Hartman, 22487.  5/38/1987. 		RM 567022
     with Susan D'Alcamo, Neil and Donald Snow.
_________________________________________________________________________

820.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montezuma County: Mesa Verde National Park.
Jul- Aug 1913 Phenology: fruiting. 

W. H. Haas, 11.  7//1913. 		RM 78967
_________________________________________________________________________

821.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Boulder County: Bluebell Canyon.
Phenology: fruiting. 

W. W. Robbins, 1583.  6/18/1906. 		RM 56841
_________________________________________________________________________

822.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, no county County: Gunnison National Forest.  Elev. 7000 ft.
Sandy loam. Phenology: flowering. 

William H. Mast, 662.  5/25/1912. 		USFS 512248
_________________________________________________________________________

823.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Ghost Creek, ca 5 mi NW of Esterbrook; ca 28 road mi from Douglas.  Elev. 6200-6300 ft.
T29N R72W S35 SW1/4.  42.4426 N, 105.4523 W.  
Northwest facing slope. Phenology: flowering & fruiting. 

B. A. Packer, 3371.  6/22/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

824.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Laramie Range: Freds Draw, ca 4.5 air mi NW of Esterbrook.  Elev. 5500-5650 ft.
T29N R71W S17 S1/4 of N1/4.  42.4861 N, 105.3932 W.  
South facing slope. Phenology: flowering & fruiting. 

B. A. Packer, 3595.  6/24/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

825.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Indian Creek, ca 7 air mi NW of Esterbrook; ca 17 air mi SW of Douglas.  Elev. 5500-5700 ft.
T29N R72W S14 E1/2.  42.4861 N, 105.4523 W.  
Southeast facing slope of heavily grazed cow pasture. Phenology: fruiting. 

B. A. Packer, 3644.  6/25/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

826.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Laramie Range: ca 6 road mi from Glendo on County Road 614.  Elev. 4500-5000 ft.
T29N R69W S34 NE1/4 of NE1/4.  42.4426 N, 105.1179 W.  
Along roadside and in canyons. Phenology: fruiting. 

B. A. Packer, 3688.  6/30/1998. 		RM 
     with T. McGowan & T. Freeman
_________________________________________________________________________

827.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Medicine Bow National Forest: The Limestones, along Soldier Creek, ca 3 air mi SE of Esterbrook; ca 35 air mi SE of Douglas.  Elev. 6000-6150 ft.
T28N R71W S13 SE1/4.  42.3988 N, 105.3129 W.  
In cow pasture and among dry creekbeds. Phenology: fruiting. 

B. A. Packer, 3757.  7/1/1998. 		RM 
     with T. McGowan & T. Freeman
_________________________________________________________________________

828.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Laramie Range: along unnamed creek, ca 8.5 air mi from Glenrock on County Road 19.  Elev. 6000-6500 ft.
T32N R76W S19 SE1/4.  42.7297 N, 106.0003 W.  
Cow pasture and adjacent sandstone/granite canyon. Phenology: fruiting. 

B. A. Packer, 3848.  7/2/1998. 		RM 
     with T. McGowan & T. Freeman
_________________________________________________________________________

829.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: slopes of Colorado River Canyon, ca 15 air mi NNW of Eagle, 1.5 road mi SW of Burns.  Elev. 6400-7000 ft.
T2S R85W S21.  39.8678 N, 106.9244 W; uncertainty 1 mi..  
Along the river. 

James P. Vanderhorst, 138.  6/3/1990. 		 
_________________________________________________________________________

830.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Colorado River, ca 12 air mi WNW of Eagle.  Elev. 6200 ft.
T4S R86W S19.  39.6915 N, 107.0787 W.  
Rocky river bottom with cottonwoods, willows, sagebrush, oak, and juniper. 

James P. Vanderhorst, 1996.  8/28/1990. 		 
_________________________________________________________________________

831.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Grand Hogback: Beanes gravesite, ca 10 air mi NW of Rifle.  Elev. 6600 ft.
T4S R94W S36.  39.6587 N, 107.889 W; uncertainty 1 mi..  
West-sloping sandy clay at base of steep draw, gambel oak-big sagebrush ecotone, spring. 

James P. Vanderhorst, 2190.  5/25/1991. 		 
_________________________________________________________________________

832.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Pump Gulch, ca 17 air mi NNW of Eagle.  Elev. 7200 ft.
T2S R85W S10.  39.8972 N, 106.9051 W.  
In gulch with intermittent stream, with oak, skunkbrush, and Douglas fir. 

James P. Vanderhorst, 2371.  6/6/1991. 		 
_________________________________________________________________________

833.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Colorado River, ca 20 air mi N of Eagle.  Elev. 6600 ft.
T2S R84W S2.  39.9119 N, 106.7701 W.  
Terrace alluvium and dry wash, with Yucca, sagebrush, and narrowleaf cottonwood. 

James P. Vanderhorst, 2673.  6/17/1991. 		 
_________________________________________________________________________

834.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Colorado River, ca 18 air mi NNE of Eagle.  Elev. 6700 ft.
T2S R84W S1.  39.9119 N, 106.7508 W.  
River banks and flood plain, with willows and herbs. 

James P. Vanderhorst, 3329.  7/15/1991. 		 
     with Carlos Palaci
_________________________________________________________________________

835.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Root Creek, ca 11 air mi SE of Glenrock; ca 19 air mi SW of Douglas.  Elev. 6200-6900 ft.
T32N R75W S36.  42.7006 N, 105.784 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 5216.  8/11/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

836.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Red Dirt Creek, ca 14 air mi NW of Eagle.  Elev. 6400-6600 ft.
T3S R86W S12.  39.8091 N, 106.9823 W.  
Dry, red shale slopes and cliffs, with pinyon pine, juniper, oak, and sagebrush. 

James P. Vanderhorst, 370.  6/11/1990. 		 
_________________________________________________________________________

837.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: ca 10 air mi SE of Casper on County Road 607, along unnamed dry creek.  Elev. 6200-6500 ft.
T32N R78W S35 SE1/4.  42.7006 N, 106.1576 W.  
Along dry creek beds and surrounding grasslands. Phenology: fruiting. 

B. A. Packer, 5286.  8/12/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

838.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: ravine off east side of Colorado River; ca 16 air mi NE of Glenwood Springs, 3.8 road mi N of Dotsero.  Elev. 6200-6600 ft.
T4S R86W S19.  39.6915 N, 107.0787 W.  
Dry sandy ravine bottom with Pinus edulis, Juniperus, Rhus trilobata. 

James P. Vanderhorst, 70.  5/27/1990. 		 
     with Walter Fertig
_________________________________________________________________________

839.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: off of Wyo Hwy 487, along Big Red Creek on County Road 505; ca 30 air mi SE of Capser .  Elev. 5600-5900 ft.
T31N R80W S17 E1/2.  42.6569 N, 106.4525 W.  
Sarcobatus-Chrysothamnus scrubland. Phenology: fruiting. 

B. A. Packer, 5403.  8/15/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

840.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Main Elk Creek, ca 4 air mi NW of New Castle.  Elev. 5800-6700 ft.
T5S R91W S15.  39.615 N, 107.588 W.  
East exposure and ridge top, red shale and white sandstone, old burn with Juniperus osteosperma and Quercus gambelii grading above on sandstone Juniperus osteosperma-Amelanchier-Ephedra; shale with juniper and oak. 

Ronald L. Hartman, 24510.  5/23/1990. 		 
     with James P. Vanderhorst
_________________________________________________________________________

841.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: E of County Road 407, ca 3 air mi SE of Alcova.  Elev. 5600-5700 ft.
T30N R82W S30 SE1/4.  42.5403 N, 106.7081 W.  
Shale slopes with scattered Juniperus osteosperma and red sandy areas. Phenology: fruiting. 

Amy J. Roderick, 4500.  6/6/1998. 		RM 
_________________________________________________________________________

842.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Williams Fork Mountain: Deakin Gulch and sandstone outcrop to the west, ca 14 air mi SW of Hayden.  Elev. 6400-6800 ft.
T5N R90W S25; also S26.  40.3636 N, 107.4408 W.  
Sandstone outcrop and adjacent slopes and ravine, also roadside and disturbed areas; sandy slopes and ravine. 

Ronald L. Hartman, 25677.  6/22/1990. 		 
_________________________________________________________________________

843.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Main Elk Creek from trailhead to just beyond confluence with Deep Creek, ca 15 air mi NE of Rifle.  Elev. 5600-6400 ft.
T4S R91W S15; also S22, S23; also S26.  39.7023 N, 107.588 W.  
Oak-juniper scrub community below; spruce, spruce-Douglas fir communities in canyon bottoms and sides above. 

Ronald L. Hartman, 25858.  6/24/1990. 		 
_________________________________________________________________________

844.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Range: along North Laramie River.  Elev. 6500-6900 ft.
T26 R71W S27 W1/2.  42.1967 N, 105.3447 W.  
In river. Phenology: fruiting. 

B. A. Packer, 5553.  8/29/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

845.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: southwestern lower slopes of Battle Mountain, ca 8 air mi E of confluence of Savery Creek and Little Snake River; ca 18.5 air mi E of Baggs.  Elev. 6900-7380 ft.
T12N R88W S16 N1/2.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 2500.  7/14/1996. 		RM 793011	Barcode: RM0214530
_________________________________________________________________________

846.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: top and slopes of Delaney Rim to flats below, ca 1 air mi S of Wells Bluff; ca 10 air mi SSW of Wamsutter.  Elev. 6965-7235 ft.
T18N R95W S10 NW1/4.  
Lower end of drainage. Phenology: vegetative only. 

Beth Ward, 3463.  7/30/1996. 		RM 793010	Barcode: RM0214533
_________________________________________________________________________

847.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Sandoval County: Jemez Mountains: Santa Fe National Forest: along East Fork Jemez River, vicinity of McCauley Warm Springs.  Elev. 7000 ft.
T18N R3E S4.  
Phenology: flowering. 

Elaine Perkins Jacobs, 3009.  4/30/1986. 		RM 814108
     with Brian Jacobs
_________________________________________________________________________

848.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: S off Powder Rim toward the West Fork Cherokee Creek, ca 2 air mi NE of Anthill Knob; ca 22 air mi WNW of Baggs.  Elev. 7090-7365 ft.
T13N R95W S33 SE1/4.  
Sheltered draw. Phenology: vegetative only. 

Beth Ward, 3668.  8/3/1996. 		RM 793009	Barcode: RM0214532
_________________________________________________________________________

849.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: ca 2 air mi E of Savery.  Elev. 6600-6800 ft.
T12N R89W S9 E1/2.  
Sagebrush-juniper slopes, south exposure with sandy/rocky soil. Phenology: flowering. 

Ronald L. Hartman, 54212.  6/1/1996. 		RM 793008	Barcode: RM0214531
     with Beth Ward
_________________________________________________________________________

850.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Fremont Canyon along County Road 408, ca 6.8 air mi SW of Alcova.  Elev. 5600 ft.
T29N R83W S20 NE1/4; also S21.  42.4675 N, 106.8064 W.  
Sagebrush with rocky outcrops. Phenology: flowering. 

Amy J. Roderick, 4568.  6/7/1998. 		RM 
_________________________________________________________________________

851.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: greasewood flats and cottonwoods adjacent to Big Island Wash and Green River, ca 26 air mi WNW of Rock Springs.  Elev. 6200-6220 ft.
T21N R109W S36 W1/2.  41.7482 N, 109.7182 W.  
Cottonwood riverside flat. Phenology: flowering. 

Beth Ward, 4336.  5/30/1997. 		RM 
_________________________________________________________________________

852.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: slopes of Simpson Gulch and Big Sandy River and river bottom area adjacent to Big Sandy River, ca 9 air mi SW of the confluence of Big Sandy River and Little Sandy Creek; ca 9.5 air mi SW of Farson.  Elev. 6450-6555 ft.
T24N R107W S31 SW1/4.  42.0161 N, 109.583 W.  
Near river bottom, edge of steep slope. Phenology: fruiting. 

Beth Ward, 6114.  6/24/1997. 		RM 
_________________________________________________________________________

853.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: streambank and river bottom adjacent to the Green River on the east side, ca 3/4 air mi SSW of Monument Hill; ca 22 air mi WNW of Rock Springs.  Elev. 6170-6180 ft.
T20N R108W S30 W1/4.  41.687 N, 109.647 W.  
Cottonwood woodland adjacent to river. Phenology: fruiting. 

Beth Ward, 6605.  7/16/1997. 		RM 
_________________________________________________________________________

854.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: streambank and river bottom E of the Green River, ca 3/4 air mi downstream of the confluence of Alkali Creek and the Green River; ca 15.5 air mi WNW of Rock Springs.  Elev. 6120-6130 ft.
T19N R108W S23 SE1/4.  41.6128 N, 109.5702 W.  
Steep, rocky slope immediately adjacent to river. Phenology: fruiting. 

Beth Ward, 6633.  7/16/1997. 		RM 
_________________________________________________________________________

855.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Poison Spring Creek at Oregon Trail or County Road 319, ca 11.5 air mi N of Alcova townsite.  Elev. 5600-5700 ft.
T32N R82W S29 NE1/4.  42.7152 N, 106.6884 W.  
Gravelly sagebrush slope; Artemisia pedatifida and Atriplex confertifolia common. Phenology: flowering. 

Amy J. Roderick, 4682.  6/10/1998. 		RM 
_________________________________________________________________________

856.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: southeast end of Deer Hill and lower slopes; ca 9 air mi W of Big Piney.  Elev. 7280-7720 ft.
T30N R113W S27.  42.5581 N, 110.2886 W.  
Sagebrush bench and barren slopes (severe drought conditions). Phenology: vegetative only. 

Ronald L. Hartman, 33188.  6/23/1992. 		RM 1010091	Barcode: RM0288341
_________________________________________________________________________

857.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: west and southwest side of Dead Indian Dome; ca 12.5 air mi NW of Big Piney.  Elev. 7400-7650 ft.
T31N R113W S14.  42.6725 N, 110.2681 W.  
Sagebrush top, badlands on slopes (severe drought conditions). Phenology: vegetative only. 

Ronald L. Hartman, 33205.  6/23/1992. 		RM 1010090	Barcode: RM0288340
     with Bruce Embury
_________________________________________________________________________

858.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Lincoln County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: La Barge Creek Road, ca 7 air mi SW of La Barge.  Elev. 6900-7458 ft.
T26N R113W S19 N1/2.  42.2222 N, 110.31 W.  
Gravelly slopes and limestone outcrops with barren south and west exposures and sagebrush-montane shrub east exposures. Phenology: flowering. 

Ronald L. Hartman, 37073.  5/17/1993. 		RM 613652	Barcode: RM0214447
_________________________________________________________________________

859.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 1-1.5 air mi NNE of Calpet.  Elev. 7000-7565 ft.
T27N R113W S27 NE1/4; and also SW1/4 S22.  42.2975 N, 110.2553 W.  
Sandstone caprock and outcrops and sandy slopes. Phenology: flowering. 

Ronald L. Hartman, 37222.  5/19/1993. 		RM 613680	Barcode: RM0214446
_________________________________________________________________________

860.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Clara Birds Nipple (Bird Nipple), ca 6 air mi N of La Barge.  Elev. 7100-7344 ft.
T27N R112W S6 SE1/4.  42.355 N, 110.1958 W; uncertainty 0.5 mi..  
Sandstone caprock and sandy areas with sagebrush below, mountain mahogany and currant above. Phenology: flowering. 

Ronald L. Hartman, 37826.  5/25/1993. 		RM 613679	Barcode: RM0214448
_________________________________________________________________________

861.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: off Wyo Hwy 120 on Red Ridge, ca 5.5 air mi E of Grass Creek Post Office; ca 26.5 air mi NW of Thermopolis.  Elev. 5500 ft.
T46N R97W S19.  43.93889 N, 108.5375 W; uncertainty 1 mi..  
Clay slopes and ridges in rough breaks. 

B. E. Nelson, 10129.  6/29/1983. 		RM 932069	Barcode: RM0095206
_________________________________________________________________________

862.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 2.5 air mi W of Kirby; ca 1 mi N of Gebo; ca 11 air mi N of Thermopolis, above and along Sand Draw.  Elev. 4400 ft.
T44N R95W S2; also S11.  43.8114 N, 108.22611 W; uncertainty 2 mi..  
Sandstone slopes. 

B. E. Nelson, 10220.  7/20/1983. 		RM 932068	Barcode: RM0095205
_________________________________________________________________________

863.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Cottonwood Creek, ca 7 air mi E of Squaw Teat Butte; ca 33 air mi WNW of Thermopolis.  Elev. 6700 ft.
T44N R100W S22.  43.7669 N, 108.8427 W; uncertainty 1 mi..  
Bluffs and sandy clay slopes. 

B. E. Nelson, 11369.  7/5/1984. 		RM 932067	Barcode: RM0095204
_________________________________________________________________________

864.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4.8 air mi N of Albin; ca 44 air mi NE of Cheyenne.  Elev. 5200 ft.
T18N R60W S31.  41.4876 N, 104.1142 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Rough breaks. Phenology: vegetative only. 

B. E. Nelson, 11494.  9/9/1984. 		RM 599726	Barcode: RM0214385
_________________________________________________________________________

865.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: "Five Buttes", ca 5.3 air mi of Jay Em; ca 27.5 air mi N of Lingle, just E of U.S. Hwy 85.  Elev. 4900 ft.
T30N R63W S36.  42.5349 N, 104.3632 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Slopes of the buttes. Phenology: fruiting. 

B. E. Nelson, 11568.  9/10/1984. 		RM 599725	Barcode: RM0214372
_________________________________________________________________________

866.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: "Battleship Mountain", ca 2.5 air mi NW of Dead Indian Pass, ca 24.3 air mi NW of Cody.  Elev. 6800-7000 ft.
T55N R104W S7.  44.7594 N, 109.4322 W; uncertainty 1 mi..  
Rubble covered clay slope. Phenology: vegetative only. 

B. E. Nelson, 12589.  7/18/1985. 		RM 535315	Barcode: RM0040398
_________________________________________________________________________

867.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: North Platte River S of County Road 408, ca 0.3 air mi E of Pathfinder Dam; ca 9 air mi SW of Alcova townsite.  Elev. 5700 ft.
T29N R84W S24 SW1/4.  42.4675 N, 106.8457 W.  
River banks and adjacent granite rocks; Rhus toxicodendron abundant. Phenology: vegetative only. 

Amy J. Roderick, 4834.  6/11/1998. 		RM 
_________________________________________________________________________

868.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: red ridge between Paint and Blaine Creeks on County Road 7RO, ca 4.5 air mi N of Pat O'Hara Mountain, ca 18 air mi NW of Cody.  Elev. 6100 ft.
T55N R103W S29.  44.7158 N, 109.29028 W; uncertainty 1 mi..  
Sandy slopes on redbeds topped with gypsum. Phenology: fruiting. 

B. E. Nelson, 13022.  8/19/1985. 		RM 535314	Barcode: RM0040399
_________________________________________________________________________

869.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Five Springs Creek, ca 18.5 air mi E of Lovell.  Elev. 4900 ft.
T56N R93W S35.  44.7902 N, 108.0177 W.  
Stony flats along the creek. 

B. E. Nelson, 13787.  6/23/1987. 		RM 932066	Barcode: RM0095203
_________________________________________________________________________

870.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: W of Dry Creek, ca 4.5 air mi ENE of Frannie, ca 12 air mi NW of Lovell.  Elev. 4400 ft.
T58N R97W S23.  44.9958 N, 108.53167 W.  
Cracks in sandstone pavement in juniper scabland. 

B. E. Nelson, 14001.  6/28/1987. 		RM 932065	Barcode: RM0095202
_________________________________________________________________________

871.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: above Dry Creek, ca 6 air mi NNE of Cowley, ca 8.5 air mi NNW of Lovell.  Elev. 4300 ft.
T58N R96W S34.  44.9636 N, 108.4264 W.  
Red and tan varigated sandstone ridge. 

B. E. Nelson, 14036.  6/28/1987. 		RM 932064	Barcode: RM0095201
_________________________________________________________________________

872.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Sand Draw, ca 3.5 air mi S of Byron, ca 8 air mi SW of Lovell.  Elev. 4400 ft.
T55N R97W S14.  44.7439 N, 108.5025 W.  
Rough breaks of clay capped with sand and mudstone. 

B. E. Nelson, 14211.  6/30/1987. 		RM 932063	Barcode: RM0095200
_________________________________________________________________________

873.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along and above St. Joe Canal off Dorsey Creek Road, ca 18 air mi W of Basin, ca 5 air mi SSE of Burlington.  Elev. 4400 
T51N R96W S21.  44.37778 N, 108.40139 W.  
Canal banks. 

B. E. Nelson, 14928.  5/29/1988. 		RM 932062	Barcode: RM0095199
     with Erik Nelson
_________________________________________________________________________

874.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: between Big Sand Coulee and Polecat Bench, 9.5 air mi WNW of Powell, ca 6 air mi NW of Ralston.  Elev. 4600-4800 ft.
T56N R100W S31.  44.7897 N, 108.9464 W.  
Sandstone outcrops. 

B. E. Nelson, 15165.  6/2/1988. 		RM 932061	Barcode: RM0095198
     with Erik Nelson
_________________________________________________________________________

875.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along Clarks Fork Yellowstone River, ca 20.5 air mi NW of Powell, ca 1.5 air mi SE of Clark.  Elev. 4200 
T57N R102W S25.  44.89306 N, 109.12833 W.  
Bushy thickets, sand dunes along river. 

B. E. Nelson, 15191.  6/2/1988. 		RM 
     with Erik Nelson
_________________________________________________________________________

876.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: near the mouth of Clarks Fork Canyon, ca 25.5 air mi NW of Cody, ca 8.5 air mi SW of Clark.  Elev. 4480-4640 ft.
T56N R104W S12.  44.8481 N, 109.3306 W.  
Sand bars with large boulders. Phenology: fruiting. 

B. E. Nelson, 15209.  6/2/1988. 		RM 860798	Barcode: USFS0043809
     with Erik Nelson
_________________________________________________________________________

877.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 9.5 air mi N of Guernsey, ca 6 air mi N of Hartville on Wyo Hwy 270.  Elev. 5200 ft.
T28N R65W S18 NW1/4.  42.3992 N, 104.7047 W; uncertainty 0.5 mi..  
Sparse at edge of dry wash under pine with Prunus virginiana. Phenology: flowering. 

B. E. Nelson, 1529.  5/31/1978. 		RM 317784	Barcode: RM0214380
_________________________________________________________________________

878.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Fenton Pass and vicinity and Tatman Mountain, ca 12.5 air mi SW of Burlington, ca 26.5 air mi WSW of Basin.  Elev. 6100 ft.
T50N R97W S19.  44.2917 N, 108.5633 W.  
Sandy slopes around sandstone outcrops. 

B. E. Nelson, 15342.  6/5/1988. 		RM 932075	Barcode: RM0095028
     with Erik Nelson
_________________________________________________________________________

879.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ca 3.5-4 mi NE of Clarks Fork Canyon off Wyo Hwy 292, ca 26 air mi NNW of Cody.  Elev. 4400 ft.
T57N R103W S36.  44.8775 N, 109.2522 W.  
Moraine. 

B. E. Nelson, 15600.  6/9/1988. 		RM 932059	Barcode: RM0095270
     with Erik Nelson
_________________________________________________________________________

880.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: above Line Creek at Shoshone National Forest boundary, ca 6.3 air mi NW of Clark, ca 29.5 air mi NW of Powell.  Elev. 5600 ft.
T58N R103W S26.  44.9794 N, 109.27278 W.  
Banks and bottom of a wash and adjacent sagebrush grassland. 

B. E. Nelson, 15662.  6/9/1988. 		RM 932058	Barcode: RM0095269
     with Erik Nelson
_________________________________________________________________________

881.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 13 air mi NW of Manville, ca 22 air mi WNW of Lusk, western end of Hat Creek Breaks.  Elev. 5300 ft.
T33N R67W S2 SE1/4.  42.8601 N, 104.8638 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
In granitic soil in rough breaks with Ribes cereum, Pinus ponderosa, and Juniperus scopulorum. Common. Phenology: flowering. 

B. E. Nelson, 1580.  6/1/1978. 		RM 317783	Barcode: RM0214379
_________________________________________________________________________

882.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Laramie Mountains: Cottonwood Creek above the falls, ca 23 air mi NW of Wheatland; ca 11 air mi ENE of Laramie Peak.  Elev. 5500 ft.
T27N R70W S16; also S15.  42.3128 N, 105.2539 W; uncertainty 2 mi..  
Stream bank and bench. Phenology: fruiting. 

B. E. Nelson, 17118.  7/18/1989. 		RM 599724	Barcode: RM0214373
     with Jan Pollet
_________________________________________________________________________

883.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Laramie Mountains: along Fish Creek, ca 10 air mi E of Laramie Peak; ca 20 air mi NW of Wheatland.  Elev. 5470 ft.
T26N R70W S4.  42.2544 N, 105.2511 W; uncertainty 1 mi..  
Plum thicket along stream bottom. Phenology: fruiting. 

B. E. Nelson, 17233.  7/19/1989. 		RM 599723	Barcode: RM0214362
     with Jan Pollet
_________________________________________________________________________

884.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: between Rattlesnake Gulch and Missouri Flats Road, ca 5 air mi NW of Thermopolis.  Elev. 4600-4900 ft.
T43N R95W S19; also S30.  43.68 N, 108.3055 W; uncertainty 2 mi..  
On sandstone hogback. 

B. E. Nelson, 20686.  6/6/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

885.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: between Kester Coulee and Prospect Creek, SW of Ilo Ridge, ca 5 air mi SSE of town site of Grass Creek, ca 25-26 air mi NW of Thermopolis.  Elev. 5450-5520 ft.
T45N R98W S10.  43.88194 N, 108.59861 W; uncertainty 1 mi..  
Sandstone outcrop in rolling sagebrush-grassland. 

B. E. Nelson, 20753.  6/6/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

886.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge between Sand Draw and Cottonwood Creek just W of Wyo Hwy 120, ca 5 air mi NE of Hamilton Dome, ca 18 air mi NW of Thermopolis.  Elev. 5100-5300 ft.
T44N R97W S3.  43.8092 N, 108.4833 W; uncertainty 1 mi..  
Rough breaks of sandstones, mudstones, shales, coal, carboniferous shales, and associated soils. 

B. E. Nelson, 20813.  6/7/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

887.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Red Canyon across from Minnesela Slope, ca 5.5 air mi SW of Thermopolis.  Elev. 5200-5300 ft.
T42N R95W S19.  43.5939 N, 108.3053 W; uncertainty 1 mi..  
Red sandy soil on ledges of canyon wall. 

B. E. Nelson, 20909.  6/8/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

888.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: along Birdseye Creek, ca 11-12 air mi N of Shoshoni, ca 30-31 air mi NE of Riverton.  Elev. 5300-5500 ft.
T40N R94W S26; also S35.  43.4075 N, 108.0828 W; uncertainty 2 mi..  
Bushy stream bottom with Rhus, Ribes, Populus, Prunus, Artemisia. 

B. E. Nelson, 21027.  6/10/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

889.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Cottonwood Creek, ca 6 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis.  Elev. 5700 ft.
T44N R99W S24.  43.7664 N, 108.6825 W; uncertainty 1 mi..  
Rolling hills with sandstone outcrops, sandy and clay patches in sagebrush-grassland or grassland. 

B. E. Nelson, 21125.  6/13/1991. 		RM 
_________________________________________________________________________

890.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: along East Fork Dry Creek at the abondoned Berger Ranch, ca 12 air mi NW of Lysite, ca 37 air mi NE of Riverton.  Elev. 5950 ft.
T40N R92W S34.  43.3936 N, 107.8633 W; uncertainty 1 mi..  
Streambanks. 

B. E. Nelson, 21821.  7/26/1991. 		RM 
_________________________________________________________________________

891.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Owl Creek Mountains: lower Jones Creek Canyon, ca 4.5 air mi E of Wind River Canyon, ca 7.5 air mi SE of Thermopolis.  Elev. 4900-5100 ft.
T42N R94W S34.  43.565 N, 108.1258 W; uncertainty 1 mi..  
Brushy canyon bottom. 

B. E. Nelson, 21866.  7/29/1991. 		RM 
_________________________________________________________________________

892.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Bridger Mountains: Ditch Creek Canyon, S and above Buffalo Creek, ca 14 air mi ESE of Thermopolis.  Elev. 6100-6300 ft.
T42N R93W S25; also S36.  43.581 N, 107.9669 W; uncertainty 2 mi..  
Steep, rocky westerly facing canyon walls. 

B. E. Nelson, 21923.  7/31/1991. 		RM 
_________________________________________________________________________

893.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Bridger Mountains: Klondike Peak and ridges NE and SW, NNW of Lysite Mountain; ca 24.5-25 air mi ESE of Thermopolis.  Elev. 6300-6600 ft.
T42N R91W S35; also S36.  43.5664 N, 107.7464 W; uncertainty 2 mi..  
Slopes with large sandy areas and sandstone outcrops. 

B. E. Nelson, 21976.  8/2/1991. 		RM 
_________________________________________________________________________

894.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 13 air mi WSW of Kaycee, ca 0.7 mi E of Barnum on Wyo Hwy 190-Barnum Road, along Beaver Creek.  Elev. 5100 ft.
T43N R84W S35 NW1/4.  43.6536 N, 106.9025 W; uncertainty 1 mi..  
Benches on red cliffs. Phenology: vegetative only. 

B. E. Nelson, 3035.  7/4/1979. 		RM 331343	Barcode: RM0214469
_________________________________________________________________________

895.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: ca 20 air mi ESE of Lovell on U.S. Hwy 14 Alt., ca 23 air mi W of Burgess Junction.  Elev. 6100 ft.
T56N R92W S30; SW1/4 S25.  44.80389 N, 107.9744 W; uncertainty 1 mi..  
Stony, brushy slopes. Phenology: vegetative only. 

B. E. Nelson, 3145.  7/6/1979. 		RM 346805	Barcode: RM0214453
_________________________________________________________________________

896.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: in Wolf Creek Canyon above Wolf Post Office (Eaton Ranch), ca 8 air mi S of Dayton, ca 15.5 air mi W of Sheridan.  Elev. 5000 ft.
T55N R86W S6 SE1/4.  44.77028 N, 107.26667 W; uncertainty 1 mi..  
Stony slopes. Phenology: vegetative only. 

B. E. Nelson, 3236.  7/8/1979. 		RM 347372	Barcode: RM0214457
_________________________________________________________________________

897.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: ca 25.5 air mi ESE of Greybull, ca 8.5 air mi N of Hyattville on Alkali Road.  Elev. 6000 ft.
T51N R89W S28 SW1/4.  44.3675 N, 107.54861 W; uncertainty 1 mi..  
Canyon walls and rim. Phenology: vegetative only. 

B. E. Nelson, 3430.  7/10/1979. 		RM 347371	Barcode: RM0214456
_________________________________________________________________________

898.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 11 air mi W of Parkman, ca 16 air mi NW of Dayton.  Elev. 5300 ft.
T58N R89W S25 SW1/4.  44.9758 N, 107.5519 W; uncertainty 1 mi..  
Roadside. Phenology: fruiting. 

B. E. Nelson, 3881.  7/16/1979. 		RM 331338	Barcode: RM0214466
_________________________________________________________________________

899.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 5.5 air mi S of Kaycee on TTT Road (Lone Bear Road on map).  Elev. 4900 ft.
T42N R82W S1 SE1/4.  43.6364 N, 106.6444 W; uncertainty 1 mi..  
Rough breaks. Phenology: vegetative only. 

B. E. Nelson, 3953.  7/17/1979. 		RM 331336	Barcode: RM0214465
_________________________________________________________________________

900.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 7 air mi SSE of Kaycee on I-25, along the South Fork Powder River.  Elev. 4600 ft.
T42N R81W S9.  43.6217 N, 106.585 W; uncertainty 1 mi..  
Slopes along the river. Phenology: vegetative only. 

B. E. Nelson, 4005.  7/17/1979. 		RM 331335	Barcode: RM0214464
_________________________________________________________________________

901.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: near the mouth of Tensleep Canyon, ca 5 air mi NE of Ten Sleep.  Elev. 4900 ft.
T47N R87W S6 SW1/4.  44.07028 N, 107.35861 W; uncertainty 1 mi..  
Brushy bottom of canyon and along the creek. Phenology: fruiting. 

B. E. Nelson, 5195.  6/6/1980. 		RM 346808	Barcode: RM0214454
_________________________________________________________________________

902.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Cottonwood Canyon, ca 17 air mi E of Lovell.  Elev. 5400 ft.
T56N R93W S4.  44.8617 N, 108.0553 W; uncertainty 1 mi..  
Brushy slopes. Phenology: vegetative only. 

B. E. Nelson, 5358.  6/10/1980. 		RM 346807	Barcode: RM0214455
_________________________________________________________________________

903.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: off U.S. Hwy 16 along Clear Creek, ca 6.5 air mi WSW of Buffalo.  Elev. 5600 ft.
T50N R83W S3.  44.3314 N, 106.8314 W; uncertainty 1 mi..  
Stony, open Ponderosa pine slope. Phenology: vegetative only. 

B. E. Nelson, 5557.  6/16/1980. 		RM 347332	Barcode: RM0214450
_________________________________________________________________________

904.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Leigh Canyon off Tensleep Canyon, ca 9 air mi NE of Ten Sleep.  Elev. 6100 ft.
T48N R87W S35.  44.0853 N, 107.28056 W; uncertainty 1 mi..  
Stony, open slopes. Phenology: vegetative only. 

B. E. Nelson, 5665.  6/17/1980. 		RM 347375	Barcode: RM0214451
_________________________________________________________________________

905.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Ziesman Canyon along Buffalo Creek, ca 6.5 air mi SE of Hyattville, ca 30 air mi SE of Basin.  Elev. 4800 ft.
T49N R89W S35.  44.1753 N, 107.50944 W; uncertainty 1 mi..  
Sandy slopes. 

B. E. Nelson, 5715.  6/17/1980. 		RM 932082	Barcode: RM0095035
_________________________________________________________________________

906.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along the Nowater Trail just off the Upper Nowood Road, ca 2.5 air mi SW of Nowood, ca 31.5 air mi S of Ten Sleep.  Elev. 5600 ft.
T42N R88W S30.  43.5811 N, 107.464 W; uncertainty 1 mi..  
In and around rock outcrops. 

B. E. Nelson, 5843.  7/8/1980. 		RM 930292	Barcode: RM0091523
_________________________________________________________________________

907.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: 23 1/4 mi W of Laramie, 2.1 mi S of Wyo Hwy 130, at the base of Sheep Mountain.  Elev. 7600 ft.
T15N R77W S15; NE1/4 SE15.  41.2683 N, 106.0247 W; uncertainty 0.5 mi..  
Sparse in sandy fine granitic gravel with Lupinus and Artemisia in a draw. Phenology: vegetative only. 

B. E. Nelson, 742.  7/16/1973. 		RM 296244	Barcode: RM0214381
_________________________________________________________________________

908.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 5 air mi SE of Grass Creek; ca 25 air mi NW of Thermopolis.  Elev. 5500 ft.
T45N R98W S1.  43.9027 N, 108.5589 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Rocky slopes. 

B. E. Nelson, 7455.  6/3/1981. 		RM 932081	Barcode: RM0095034
_________________________________________________________________________

909.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Fox Mountain, ca 9 air mi E of Greybull.  Elev. 4500 ft.
T52N R92W S11.  44.4939 N, 107.8695 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Rocky areas. 

B. E. Nelson, 7701.  6/7/1981. 		RM 932080	Barcode: RM0095033
_________________________________________________________________________

910.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: ridge between Nowater and Mud Creeks on the Nowater Trail, ca 16.5 air mi SE of Worland.  Elev. 4500 ft.
T44N R91W S7.  43.7975 N, 107.82556 W; uncertainty 1 mi..  
Rocky areas. 

B. E. Nelson, 7933.  6/9/1981. 		RM 932079	Barcode: RM0095032
_________________________________________________________________________

911.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Nowood River at the foot of Mahogany Butte, ca 27 air mi S of Ten Sleep, ca 9.5 air mi SSW of Big Trails.  Elev. 5000 ft.
T43N R88W S35.  43.6506 N, 107.3811 W; uncertainty 1 mi..  
Both entire and pinnatifid leaf forms together. Phenology: vegetative only. 

B. E. Nelson, 8276.  7/17/1981. 		RM 347374	Barcode: RM0214452
_________________________________________________________________________

912.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along South Fork Owl Creek above Anchor Reservoir, ca 32 air mi W of Thermopolis.  Elev. 6500 ft.
T43N R100W S27.  43.6696 N, 108.8422 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Bottom of a draw in chugwater formation. 

B. E. Nelson, 8401.  7/19/1981. 		RM 932078	Barcode: RM0095031
_________________________________________________________________________

913.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along the Greybull River, ca 24 air mi W of Basin; ca 5 air mi SW of Burlington.  Elev. 4600 ft.
T51N R97W S4.  44.4217 N, 108.5222 W; uncertainty 1 mi..  
Wooded river bottom. 

B. E. Nelson, 8523.  7/22/1981. 		RM 932077	Barcode: RM0095030
_________________________________________________________________________

914.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along the Greybull River between YU Bench and Sheets Flat, ca 23.5 air mi NE of Meeteetse.  Elev. 5000 ft.
T50N R98W S6.  44.3353 N, 108.68306 W; uncertainty 1 mi..  
Wooded river bottom. 

B. E. Nelson, 8564.  7/22/1981. 		RM 932076	Barcode: RM0095029
_________________________________________________________________________

915.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along the Big Horn River, ca 7 air mi NNE of Thermopolis; ca 1 air mi ENE of Lucerne.  Elev. 4300 ft.
T44N R94W S33.  43.7394 N, 108.1469 W; uncertainty 1 mi..  
Sandy soil, flats along the river. 

B. E. Nelson, 8601.  7/23/1981. 		RM 932074	Barcode: RM0095211
_________________________________________________________________________

916.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: above Buffalo Creek on the road to Little Buffalo Basin, ca 5 air mi N of Dickie, ca 40 air mi NW of Thermopolis.  Elev. 6000 ft.
T47N R99W S4.  44.0722 N, 108.74 W; uncertainty 1 mi..  
Interbedded sandstone and clay rough breaks. 

B. E. Nelson, 9467.  6/17/1983. 		RM 932073	Barcode: RM0095210
_________________________________________________________________________

917.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: on the road to Grass Creek, ca 3 air mi N of Grass Creek, ca 40 air mi NW of Thermopolis.  Elev. 5800 ft.
T46N R98W S4.  43.9842 N, 108.61889 W; uncertainty 1 mi..  
Sandy areas in rough breaks. 

B. E. Nelson, 9547.  6/19/1983. 		RM 932072	Barcode: RM0095209
_________________________________________________________________________

918.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 5.5 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis.  Elev. 6000 ft.
T44N R99W S13.  43.781 N, 108.6825 W; uncertainty 1 mi..  
Clay slopes. 

B. E. Nelson, 9829.  6/23/1983. 		RM 932071	Barcode: RM0095208
     with Robert S. Kirkpatrick
_________________________________________________________________________

919.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: on the divide between Gooseberry Creek and Renner Draw, ca 1.5 air mi S of Gooseberry Creek; ca 11 air mi S of Meeteetse.  Elev. 6400 ft.
T47N R100W S33.  43.99778 N, 108.8614 W; uncertainty 1 mi..  
South-facing clay slopes with juniper below sandstone cliffs. 

B. E. Nelson, 9977.  6/27/1983. 		RM 932070	Barcode: RM0095207
_________________________________________________________________________

920.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: U.S. Hwy 85 just N of Red Butte; ca 4 air mi SSW of Four Corners.  Elev. 5500 ft.
T47N R61W S27 E1/2.  44.0242 N, 104.1681 W; uncertainty 1 mi..  
Draw in grassland with juniper, pine, and chokecherry. Phenology: fruiting. 

Hollis Marriott, 7446.  7/2/1984. 		RM 371071	Barcode: RM0214055
_________________________________________________________________________

921.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Gas Hills Mining District; ca 2.5 air mi E of the intersection of Gas Hills Road (Wyo Hwy 136) and Ore Road (main road through GHMD).  Elev. 6480-6700 ft.
T33N R90W S24.  42.8147 N, 107.5718 W; uncertainty 1 mi..  
Loose soil slopes below sandstone outcrop. Hog Heaven, by camp road. Phenology: vegetative only. 

June Haines, 4279.  6/21/1985. 		RM 384937	Barcode: RM0214540
_________________________________________________________________________

922.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: East side of Boysen Reservoir, southern edge of bay.  Elev. 4725 ft.
T4N R6E S33; also S34.  43.2799 N, 108.1726 W; uncertainty 2 mi..  
Sagebrush slope. Phenology: fruiting. 

June Haines, 4478.  6/22/1985. 		RM 384938	Barcode: RM0214545
_________________________________________________________________________

923.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Pathfinder Reservoir, ca 23 3/4 air mi ENE of Muddy Gap Junction (Three Forks).  Elev. 5850-5950 ft.
T29N R85W S4; also S5.  42.5112 N, 107.0226 W; uncertainty 2 mi..  
Granite slopes. Phenology: fruiting. 

June Haines, 4859.  7/13/1985. 		RM 384939	Barcode: RM0212392
     with Georgia Haines
_________________________________________________________________________

924.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Top of Beaver Rim, butte W of Dishpan Butte, ca 7 air mi NNW of Sweetwater Station.  Elev. 6800-7100 ft.
T31N R95W S19; also S30.  42.6439 N, 108.2388 W; uncertainty 2 mi..  
Slopes of butte. Phenology: fruiting. 

June Haines, 5448.  8/10/1985. 		RM 384940	Barcode: RM0214544
     with Georgia Haines
_________________________________________________________________________

925.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: off Sand Draw Road: Big Sand Draw; 15 3/5 road mi SE on Sand Draw Road. Elev ca 5700 ft.  Elev. 5700 ft.
T33N R95W S28.  42.8032 N, 108.2195 W; uncertainty 1 mi..  
Base of small cliff. Phenology: fruiting. 

June Haines, 5559.  8/15/1985. 		RM 384941	Barcode: RM0214535
_________________________________________________________________________

926.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Sweetwater Rocks: hill with Frank Triangulation Station on top, ca 7 air mi NE of Jeffrey City.  Elev. 6600-7000 ft.
T30N R92W S1; also S2, S11, and S12.  42.5986 N, 107.7894 W; uncertainty 3 mi..  
Drainage around granite boulders. Phenology: vegetative only. 

June Haines, 5581.  8/17/1985. 		RM 384942	Barcode: RM0214534
_________________________________________________________________________

927.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Haines farm, ca 9 mi W of Riverton on U.S. Hwy 26.  Elev. 5377 ft.
T1N R3E S4.  43.0916 N, 108.5277 W.  
West lane of trees. Phenology: fruiting. 

June Haines, 5835.  9/1/1985. 		RM 384955	Barcode: RM0214536
_________________________________________________________________________

928.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Flats, across U.S. Hwy 26 from Haines Farm, ca 9 mi W of Riverton on Wyo Hwy 26.  Elev. 5260-5390 ft.
T1N R3E S4; also S9.  43.0916 N, 108.5277 W; uncertainty 2 mi..  
Sagebrush grassland and badland slopes and bottoms and sandstone outcrops. Phenology: flowering & fruiting. 

June Haines, 6147.  6/2/1986. 		RM 384954	Barcode: RM0214537
_________________________________________________________________________

929.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Granite Mountain Uplift: top of Beaver Rim: Devils Gap, ca 7 air mi NNW of Sweetwater Station.  Elev. 6800-7100 ft.
T31N R96W S25.  42.6292 N, 108.2583 W.  
Valley bottom. Phenology: vegetative only. 

June Haines, 6446.  6/14/1986. 		RM 384953	Barcode: RM0214538
     with Georgia Haines
_________________________________________________________________________

930.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Flats, across U.S. Hwy 26 from Paradise Valley Road, ca 6 air mi WNW of Riverton.  Elev. 5300-5600 ft.
T1N R3E S11; also S14.  43.0772 N, 108.4883 W; uncertainty 2 mi..  
Steep sagebrush grassland slopes. Phenology: vegetative only. 

June Haines, 6481.  6/15/1986. 		RM 384952	Barcode: RM0214539
     with Georgia Haines
_________________________________________________________________________

931.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Red Canyon Rim, ca 14 air mi SSE of Lander.  Elev. 6100-6500 ft.
T31N R99W S23; also S25 and S26.  42.6439 N, 108.6298 W; uncertainty 2 mi..  
Patches of soil in nugget sandstone outcrop. Phenology: vegetative only. 

June Haines, 6631.  6/20/1986. 		RM 384951	Barcode: RM0040396
_________________________________________________________________________

932.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Sweetwater Rocks: Savage Pocket, ca 13 air mi NE of Muddy Gap Junction.  Elev. 6120-6800 ft.
T29N R87W S16.  42.482 N, 107.2585 W; uncertainty 1 mi..  
Wall of small canyon, above creek. Phenology: fruiting. 

June Haines, 6780.  6/21/1986. 		RM 384950	Barcode: RM0212391
     with Georgia Haines
_________________________________________________________________________

933.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Top of Beaver Rim: SW of Devils Gap, ca 6.5 air mi NNW of Sweetwater Station.  Elev. 6900-7400 ft.
T31N R96W S36.  42.6146 N, 108.2583 W; uncertainty 1 mi..  
Base of cliff. Phenology: vegetative only. 

June Haines, 6875.  6/27/1986. 		RM 384949	Barcode: RM0214541
_________________________________________________________________________

934.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Beaver Rim, ca 6 air mi NW of Sweetwater Station.  Elev. 6680-6920 ft.
T30N R96W S2.  42.5999 N, 108.2779 W; uncertainty 1 mi..  
Sagebrush grassland and limestone slopes. Phenology: vegetative only. 

June Haines, 6931.  7/20/1986. 		RM 384948	Barcode: RM0214542
     with Georgia Haines
_________________________________________________________________________

935.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Sweetwater River, south of bridge across river on Agate Flats Road, ca 9.5 air mi ENE of Jeffrey City.  Elev. 6180-6200 ft.
T29N R90W S5; also S6.  42.5112 N, 107.6321 W; uncertainty 2 mi..  
Rock outcrop above river, at edge of sagebrush grassland. Phenology: vegetative only. 

June Haines, 7144.  8/30/1986. 		RM 384947	Barcode: RM0214543
     with Georgia Haines
_________________________________________________________________________

936.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Bridger Mountains: ca 11 air mi E of Thermopolis.  Elev. 5600-5800 ft.
T43N R93W S33; also T43N R93W S34 and T42N R93W S2, S3, S11; also S12.  43.653 N, 108.0269 W; uncertainty 4 mi..  
Tilted beds of Chugwater sandstone, gypsum, sandy and rocky slopes, shaley slopes, rolling plains above with sagebrush; sandstone outcrops. 

Keith H. Dueholm, 11263.  5/28/1981. 		RM 
     with Ronald L. Hartman
_________________________________________________________________________

937.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 20 air mi SE of Reno Junction.  Elev. 5000 ft.
T42N R69W S31 E1/2.  43.5728 N, 105.1911 W; uncertainty 1 mi..  
Gently rolling sagebrush plain, eroded slopes with coal outcrops and sand, scoria outcrops; scoria. Phenology: vegetative only. 

Keith H. Dueholm, 11377.  6/7/1981. 		RM 523652	Barcode: RM0214494
_________________________________________________________________________

938.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: Dickinson Hill; on north rim of Goshen Hole, ca 13 air mi SE of Wheatland.  Elev. 5000 ft.
T23N R66W S12.  41.9803 N, 104.72 W; uncertainty 1 mi..  
Eroded, sandy breaks, draws and gullies with juniper. Phenology: fruiting. 

Keith H. Dueholm, 11555.  6/17/1981. 		RM 523713	Barcode: RM0214442
_________________________________________________________________________

939.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: along East Fork Dry Creek, ca 12 air mi NW of Lysite.  Elev. 5200 ft.
T39N R92W S9.  43.3644 N, 107.8839 W; uncertainty 1 mi..  
Cobble bench and slopes, greasewood flats along creek, margins of creek; along creek. Phenology: fruiting. 

Keith H. Dueholm, 11696.  6/28/1981. 		RM 523711	Barcode: RM0214581
_________________________________________________________________________

940.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 6 air mi SW of Rockypoint.  Elev. 3800 ft.
T56N R69W S17; also S20.  44.8411 N, 105.1733 W; uncertainty 2 mi..  
Steep valley cut through uplift, ponderosa pines throughout, and open areas.  Rocky outcrop. Phenology: flowering. 

Keith H. Dueholm, 1428.  5/25/1978. 		RM 322254	Barcode: RM0214578
     with Ronald L. Hartman
_________________________________________________________________________

941.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 3/4 road mi S of Montana.  Elev. 3800 ft.
T57N R69W S30.  44.9019 N, 105.1983 W; uncertainty 1 mi..  
Rolling plains and rocky outcrop; on small rock outcrop. Phenology: flowering. 

Keith H. Dueholm, 1447.  5/26/1978. 		RM 322272	Barcode: RM0214487
     with Ronald L. Hartman
_________________________________________________________________________

942.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: along Caballo Creek, 14.5 road mi S of Gillette, Wyo Hwy 59.  Elev. 4800 ft.
T47N R72W S1; also S2.  44.07889 N, 105.455 W; uncertainty 2 mi..  
Dissected plains along permanent stream; near small rock outcrop, top of ridge. Phenology: flowering. 

Keith H. Dueholm, 1519.  5/27/1978. 		RM 322286	Barcode: RM0214575
     with Ronald L. Hartman
_________________________________________________________________________

943.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: Robertson Flat, along Wyo Hwy 59, ca 11 air mi NNW of Bill.  Elev. 4900 ft.
T40N R71W S33.  43.3989 N, 105.3839 W; uncertainty 1 mi..  
Rolling plains along highway right-of-way, some rock outcrops; rocky outcrop. Phenology: flowering. 

Keith H. Dueholm, 1720.  6/3/1978. 		RM 322253	Barcode: RM0214436
     with Ronald L. Hartman
_________________________________________________________________________

944.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Little Porcupine Creek, ca 6 1/4 mi S of Reno Junction.  Elev. 4900 ft.
T43N R72W S27.  43.6719 N, 105.4917 W; uncertainty 1 mi..  
Plains, streambanks, drying mud behind holding dam; sandstone outcrop. Phenology: vegetative only. 

Keith H. Dueholm, 2190.  6/11/1978. 		RM 322300	Barcode: RM0214495
     with Ronald L. Hartman
_________________________________________________________________________

945.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 15.5 mi ESE of Reno Junction.  Elev. 4500 ft.
T43N R69W S29; also S30.  43.6728 N, 105.1725 W; uncertainty 2 mi..  
Sagebrush plains, ponderosa pine covered slopes, sandstone outcrops; rocky slope. Phenology: vegetative only. 

Keith H. Dueholm, 2351.  6/20/1978. 		RM 322293	Barcode: RM0214576
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

946.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 9 air mi NNE of Soda Wells.  Elev. 3800 ft.
T55N R70W S2.  44.77917 N, 105.2383 W; uncertainty 1 mi..  
Eroded plains, small draw; rocky slope. Phenology: vegetative only. 

Keith H. Dueholm, 2480.  6/22/1978. 		RM 322303	Barcode: RM0214419
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

947.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 2.5 air mi S of Montana, 5.5 air mi W of Wyo Hwy 59.  Elev. 3800 ft.
T57N R72W S2.  44.9589 N, 105.4836 W; uncertainty 1 mi..  
Ponderosa pine slopes, eroded plains; ravine. Phenology: vegetative only. 

Keith H. Dueholm, 2618.  6/23/1978. 		RM 322304	Barcode: RM0214420
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

948.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: along Eightyfive Divide; ca 7 air mi S of Montana, 5 mi E of Hwy 59.  Elev. 3600 ft.
T57N R70W S28 SE1/4.  44.9022 N, 105.28 W; uncertainty 0.5 mi..  
Rolling plains and sandstone outcrops; slope. Phenology: vegetative only. 

Keith H. Dueholm, 2694.  6/24/1978. 		RM 322274	Barcode: RM0214489
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

949.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Schoolhouse Butte, ca 9 air mi SSW of Gillette.  Elev. 5015 ft.
T48N R73W S14.  44.1364 N, 105.5981 W; uncertainty 1 mi..  
Plains, and rocky slope of butte, with loose talus near summit; rocky slope. Phenology: vegetative only. 

Keith H. Dueholm, 2779.  6/25/1978. 		RM 322302	Barcode: RM0214418
_________________________________________________________________________

950.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Fletcher Canyon.  Elev. 4800 ft.
T42N R76W S16; also S21.  43.6119 N, 105.9977 W; uncertainty 2 mi..  
Dissected plain and open canyon slopes; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 3114.  6/28/1978. 		RM 322269	Barcode: RM0214490
_________________________________________________________________________

951.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Wyo Hwy 59, ca 4 mi S of Little Powder River.  Elev. 3900 ft.
T52N R72W S1; also S12.  44.5169 N, 105.4633 W; uncertainty 2 mi..  
Streambank, shaded ravine, gravel slope, highway right-of-way; slope. Phenology: vegetative only. 

Keith H. Dueholm, 3489.  7/7/1978. 		RM 322290	Barcode: RM0214496
     with Mary Alice Sanguinetti
_________________________________________________________________________

952.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Horse Creek Ranch, ca 9 air mi NW of Weston.  Elev. 4000 ft.
T55N R72W S26.  44.72083 N, 105.4825 W; uncertainty 1 mi..  
Eroded uplands, ponderosa pine ridges, ravines, sagebrush plains, open clayey slopes, loose talus; rocky ridge, pine slope. Phenology: fruiting. 

Keith H. Dueholm, 3556.  7/8/1978. 		RM 322284	Barcode: RM0214415
     with Mary Alice Sanguinetti
_________________________________________________________________________

953.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10 road mi NNW of Gillette.  Elev. 4300 ft.
T52N R73W S36.  44.44167 N, 105.5825 W; uncertainty 1 mi..  
Rolling plains, sandstone uplift, outcrops, sandy ravines, highway right-of-way; outcrops. Phenology: fruiting. 

Keith H. Dueholm, 3725.  7/9/1978. 		RM 322263	Barcode: RM0214492
     with Mary Alice Sanguinetti
_________________________________________________________________________

954.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 11 air mi N of Recluse.  Elev. 3800 ft.
T57N R74W S23.  44.9072 N, 105.72528 W; uncertainty 1 mi..  
Sandstone uplift, outcrops, sandy plains, small holding pond, ponderosa pine slopes; pine slopes. Phenology: fruiting. 

Keith H. Dueholm, 3810.  7/10/1978. 		RM 322308	Barcode: RM0214417
     with Mary Alice Sanguinetti
_________________________________________________________________________

955.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 20 air mi N of Spotted Horse.  Elev. 3700 ft.
T58N R75W S22; also S23 and S26.  44.9975 N, 105.8675 W; uncertainty 2 mi..  
Pine covered ridges, ravines, loose talus slopes, grassland, slopes; rocky slope. Phenology: fruiting. 

Keith H. Dueholm, 3852.  7/10/1978. 		RM 322292	Barcode: RM0214498
     with Mary Alice Sanguinetti
_________________________________________________________________________

956.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 14 air mi NW of Savageton.  Elev. 4800 ft.
T47N R76W S26; also S35.  44.0169 N, 105.9597 W; uncertainty 2 mi..  
Plains, draw, eroded slopes; slope. Phenology: vegetative only. 

Keith H. Dueholm, 3967.  7/11/1978. 		RM 322280	Barcode: RM0214486
     with Mary Alice Sanguinetti
_________________________________________________________________________

957.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 7.5 air mi N of Echeta.  Elev. 4400 ft.
T53N R75W S22.  44.55611 N, 105.869 W; uncertainty 1 mi..  
Sandstone ridge, outcrops. Phenology: vegetative only. 

Keith H. Dueholm, 4080.  7/12/1978. 		RM 322291	Barcode: RM0214497
     with Mary Alice Sanguinetti
_________________________________________________________________________

958.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 3 air mi W of Highlight.  Elev. 5010 ft.
T45N R71W S19; also S30.  43.8597 N, 105.4353 W; uncertainty 2 mi..  
Sandy roadside buttes, loose talus slopes, outcrops, plains; rocky slopes. Phenology: fruiting. 

Keith H. Dueholm, 4112.  7/13/1978. 		RM 322281	Barcode: RM0214422
     with Mary Alice Sanguinetti
_________________________________________________________________________

959.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Indian Tree Hill, ca 5 mi NW of Rozet.  Elev. 4700 ft.
T50N R70W S2; also S3.  44.3428 N, 105.2372 W; uncertainty 2 mi..  
Ponderosa pine covered buttes, steep shale and talus slopes, sagebrush plains at summit, ravines; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 4540.  7/22/1978. 		RM 322282	Barcode: RM0214411
_________________________________________________________________________

960.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: South Pumpkin Butte.  Elev. 5093 ft.
T43N R75W S15; also S16, S21, and S22.  43.7 N, 105.8558 W; uncertainty 3 mi..  
Caprock topped mesa, sagebrush/grassland on lower slopes, limber pine scattered, rocky slopes, loose sandy slopes, plains at summit, with occasional wet depressions; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 5095.  7/27/1978. 		RM 322305	Barcode: RM0214421
_________________________________________________________________________

961.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 6 air mi SSE of Gillette.  Elev. 4800 ft.
T49N R71W S30.  44.19611 N, 105.4406 W; uncertainty 1 mi..  
Scoria topped butte, loose talus slopes, plains; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 5126.  7/28/1978. 		RM 322262	Barcode: RM0214491
_________________________________________________________________________

962.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Pistol Point; ca 2 air mi N of North Pumpkin Butte.  Elev. 5239 ft.
T45N R76W S26.  43.8406 N, 105.95861 W; uncertainty 1 mi..  
Rolling plains, eroded, sandy slopes, sandstone outcrops, small peak; slope. Phenology: vegetative only. 

Keith H. Dueholm, 5240.  7/29/1978. 		RM 322273	Barcode: RM0214488
_________________________________________________________________________

963.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: Ross Road and Spring Creek.  Elev. 5300 ft.
T37N R74W S23.  43.1653 N, 105.7089 W; uncertainty 1 mi..  
Hills, sandstone outcrops, flats along creek, dry creek bed; outcrops. Phenology: vegetative only. 

Keith H. Dueholm, 5391.  8/4/1978. 		RM 322288	Barcode: RM0214439
_________________________________________________________________________

964.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: along Dry Fork Spring Creek, ca 3.5 air mi NE of Soda Wells.  Elev. 3900 ft.
T54N R70W S10; also S11.  44.6781 N, 105.2594 W; uncertainty 2 mi..  
Sagebrush plains, draw, bottoms along creek, cottonwood, plum thickets; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 5447.  8/5/1978. 		RM 322307	Barcode: RM0214416
_________________________________________________________________________

965.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 7.5 air mi E of Buffalo.  Elev. 4400 ft.
T50N R80W S6 & S7; also T50N R81W S1 & S12.  44.33194 N, 106.5283 W; uncertainty 2 mi..  
Plains, rocky ridges, scoria-topped buttes, loose talus slopes, shaley slopes; talus slopes. Phenology: fruiting. 

Keith H. Dueholm, 5871.  8/10/1978. 		RM 322259	Barcode: RM0214579
_________________________________________________________________________

966.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 13.5 air mi NW of Clearmont.  Elev. 4400 ft.
T55N R81W S2; also T56N R81W S35.  44.769 N, 106.57611 W; uncertainty 2 mi..  
Plains, rocky slopes, draw with standing water, creek and meadows; draw. Phenology: vegetative only. 

Keith H. Dueholm, 5997.  8/11/1978. 		RM 322260	Barcode: RM0214412
_________________________________________________________________________

967.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: along Wyo Hwy 270, 8 road mi N of Manville.  Elev. 4800 ft.
T34N R65W S26; also S35.  42.8859 N, 104.6313 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Sandy plains and draw, sandy roadcut and stream cut bank, sandy hill; draw. Phenology: vegetative only. 

Keith H. Dueholm, 6078.  8/24/1978. 		RM 322279	Barcode: RM0214437
_________________________________________________________________________

968.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 18.5 air mi NE of Leiter.  Elev. 4000 ft.
T57N R77W S2; also T58N R77W S35 and S36.  44.9475 N, 106.1039 W; uncertainty 2 mi..  
Deep ravine, with ponderosa pine on slopes, and open, clay slopes, sandstone outcrops; clay slope. Phenology: fruiting. 

Keith H. Dueholm, 6798.  6/9/1979. 		RM 331342	Barcode: RM0214425
_________________________________________________________________________

969.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: East Indian Creek, ca 1 air mi W of Whitman.  Elev. 4400 ft.
T34N R61W S25.  42.8913 N, 104.1337 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy flats above creek, rich, moist meadows along creek, sandy plains; plains. Phenology: fruiting. 

Keith H. Dueholm, 7021.  6/18/1979. 		RM 331330	Barcode: RM0214404
_________________________________________________________________________

970.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: above East Branch Robbers Roost Creek, ca 5 air mi NE of Riverview.  Elev. 3800 ft.
T40N R61W S1.  43.4733 N, 104.1386 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sagebrush plains, shaley ridge above creek; ridge. Phenology: fruiting. 

Keith H. Dueholm, 7117.  6/19/1979. 		RM 331340	Barcode: RM0214444
_________________________________________________________________________

971.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: ca 2.5 air mi E of Cow Creek.  Elev. 4100 ft.
T38N R64W S29.  43.2463 N, 104.5712 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandstone butte, gravelly crest, rocky slopes; crest. Phenology: fruiting. 

Keith H. Dueholm, 7386.  6/23/1979. 		RM 331330	Barcode: RM0214405
_________________________________________________________________________

972.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 6 air mi N of Sheridan.  Elev. 3600 ft.
T57N R84W S12; also S13.  44.9294 N, 106.93472 W; uncertainty 2 mi..  
Clay slope along highway, rock outcrops, draws; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 7650.  7/3/1979. 		RM 331348	Barcode: RM0214413
_________________________________________________________________________

973.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Powder River Basin: ca 14.5 air mi SE of Powder River.  Elev. 5700 ft.
T33N R83W S33.  42.7861 N, 106.8033 W; uncertainty 1 mi..  
Sandstone ridge, outcrops, rocky slopes, heavily grazed sagebrush plain; outcrops. Phenology: fruiting. 

Keith H. Dueholm, 7855.  7/5/1979. 		RM 331331	Barcode: RM0214440
_________________________________________________________________________

974.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: ca 8 air mi NW of Lance Creek.  Elev. 4600 ft.
T36N R66W S3.  43.1226 N, 104.7591 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandy plains, deep draws, sandstone outcrops; draw. Phenology: fruiting. 

Keith H. Dueholm, 7952.  7/10/1979. 		RM 331337	Barcode: RM0214435
_________________________________________________________________________

975.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: south side of Lake De Smet.  Elev. 4700 ft.
T52N R82W S27; also S28 and S29.  44.4478 N, 106.7133 W; uncertainty 3 mi..  
Sagebrush plains, wet draw, hills with clinker outcrops; hill crest. Phenology: fruiting. 

Keith H. Dueholm, 8110.  7/12/1979. 		RM 331334	Barcode: RM0214426
_________________________________________________________________________

976.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 2 air mi NW of Buffalo.  Elev. 5000 ft.
T51N R82W S28; also S29.  44.36083 N, 106.73 W; uncertainty 2 mi..  
Hilly, stony plains. Phenology: fruiting. 

Keith H. Dueholm, 8251.  7/21/1979. 		RM 331341	Barcode: RM0214424
_________________________________________________________________________

977.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: north side of Lake De Smet.  Elev. 4600 ft.
T52N R83W S1.  44.50401 N, 106.7836 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Rolling, hilly plains over scoria base, occasional outcrops, rocky pine slopes; outcrop. Phenology: fruiting. 

Keith H. Dueholm, 8402.  7/21/1979. 		RM 331349	Barcode: RM0214414
_________________________________________________________________________

978.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 8 air mi ESE of Buffalo.  Elev. 4400 ft.
T50N R80W S29.  44.2733 N, 106.5083 W; uncertainty 1 mi..  
Sagebrush plain, scoria topped butte, rocky slopes; butte. Phenology: fruiting. 

Keith H. Dueholm, 8555.  8/2/1979. 		RM 334140	Barcode: RM0214577
_________________________________________________________________________

979.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: S of I-90, ca 3 air mi ESE of Buffalo.  Elev. 4800 ft.
T50N R81W S5.  44.3317 N, 106.62972 W; uncertainty 1 mi..  
Stony hills just south of the highway. Phenology: fruiting. 

Keith H. Dueholm, 8571.  8/2/1979. 		RM 331333	Barcode: RM0214580
_________________________________________________________________________

980.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Powder River Basin: ca 5.5 air mi W of Midwest.  Elev. 5000 ft.
T40N R79W S19.  43.4211 N, 106.3775 W; uncertainty 1 mi..  
Sagebrush plain, sandstone outcrops and ridge, sandy roadsides; outcrops. Phenology: fruiting. 

Keith H. Dueholm, 8748.  8/8/1979. 		RM 331344	Barcode: RM0214443
_________________________________________________________________________

981.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: Signal Butte; ca 1.5 air mi WSW of Ten Sleep.  Elev. 4400 ft.
T47N R89W S24; also S25.  44.0308 N, 107.4711 W; uncertainty 2 mi..  
Flats along drainage, shale slopes and rocky ridge top of butte; ridge top. 

Keith H. Dueholm, 9304.  5/23/1980. 		RM 932047	Barcode: RM0095258
     with Ronald L. Hartman
_________________________________________________________________________

982.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: mouth of Dry Medicine Lodge Canyon (S9 & S16) and ridge above Medicine Lodge Canyon, and along Dry Medicine Lodge Creek (S10 & S15).  Elev. 5000-5700 ft.
T50N R89W S9; also S10, S15, and S16.  44.3217 N, 107.54917 W; uncertainty 3 mi..  
Phenology: fruiting. 

Keith H. Dueholm, 9455.  5/26/1980. 		RM 347373	Barcode: RM0214493
     with Ronald L. Hartman
_________________________________________________________________________

983.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: Washakie Basin: ca 13 air mi SSW of Red Desert.  Elev. 7200 ft.
T17N R96W S12 NE1/4.  41.4647 N, 108.17 W; uncertainty 0.5 mi..  
Sandy valleys among sandstone caprock, steep pebble slopes, and cobble surface on summit; plain. Phenology: flowering & fruiting. 

Keith H. Dueholm, 9884a.  6/7/1980. 		RM 523712	Barcode: RM0214441
_________________________________________________________________________

984.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 11 air mi NE of Dubois, 1.5 mi E of Game and Fish Elk Winter Headquarters.  Elev. 7400-8700 ft.
T43N R105W S32; also S33 and T42N R105W S4 and S5.  43.6482 N, 109.4801 W.  
Sagebrush grasslands (Artemisia tridentata var. wyomingensis) with scattered Pinus flexilis, limestone with occasional cliffs; limestone talus. Phenology: vegetative only. 

Robert S. Kirkpatrick, 2747.  6/21/1984. 		RM 555109	Barcode: RM0040404
_________________________________________________________________________

985.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 20 air mi S of Meeteetse, between Twin Buttes and Little Grass Creek.  Elev. 6800 ft.
T45N R100W S14; also S11 and S13.  43.8655 N, 108.8225 W.  
Slopes with Juniperus scopulorum and Pinus flexilis; dry, open areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3072.  6/27/1984. 		RM 555108	Barcode: RM0040403
_________________________________________________________________________

986.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 15 air mi SW of Meeteetse, in the vicinity of Sheep Point.  Elev. 6900-7400 ft.
T47N R102W S8; also S17.  44.0576 N, 109.1233 W.  
Sagebrush grasslands with Crysothamnus; on cliffs. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3279.  6/29/1984. 		RM 555107	Barcode: RM0040402
_________________________________________________________________________

987.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: ca 4.5 air mi SSW of Dayton.  Elev. 4800 ft.
T56N R87W S23.  44.8142 N, 107.31306 W; uncertainty 1 mi..  
Gypsum Springs Formation and Chugwater red beds and roadside. Phenology: fruiting. 

Ronald L. Hartman, 10581.  8/3/1979. 		RM 331345	Barcode: RM0212441
_________________________________________________________________________

988.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Red Grade Road, ca 5.2 air mi SW of Big Horn.  Elev. 6500 ft.
T54N R85W S27.  44.62444 N, 107.0844 W; uncertainty 1 mi..  
Slopes and ridge; Chugwater red beds and limestone (gypseous?) outcrops. Phenology: fruiting. 

Ronald L. Hartman, 10690.  8/4/1979. 		RM 347370	Barcode: RM0214570
_________________________________________________________________________

989.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: Spring Creek Road 6.7 mi E and S of junction with Wyo Hwy 434.  Elev. 5000 ft.
T46N R87W S33; also S34.  43.9046 N, 107.3131 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandstone capped mesa with Juniperus osteospermum, J. scopulorum, Cercocarpus ledifolius, and Artemisia tridentata; sheltered north exposure. 

Ronald L. Hartman, 10944.  5/22/1980. 		RM 930375	Barcode: RM0091482
     with Keith H. Dueholm
_________________________________________________________________________

990.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: U.S. Hwy 16-20, 5.7 mi S of Basin.  Elev. 3900 ft.
T50N R93W S9.  44.3203 N, 108.0406 W; uncertainty 1 mi..  
Eroded shaley slopes with scattered cottonwoods and irrigation ditch. No elevation listed in field notebook. 

Ronald L. Hartman, 11091.  5/24/1980. 		RM 932057	Barcode: RM0095268
     with Keith H. Dueholm
_________________________________________________________________________

991.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: Burlington Meeteetse Road, 16.5 mi NE of intersection with Wyo Hwy 120.  Elev. 4700-5000 ft.
T51N R98W S14; also S15.  44.39306 N, 108.60278 W; uncertainty 2 mi..  
Sandstone ridges and dissected slopes of Y U Bench. No elevation listed in field notebook. 

Ronald L. Hartman, 11126.  5/24/1980. 		RM 932056	Barcode: RM0095267
     with Keith H. Dueholm
_________________________________________________________________________

992.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Sentinel Rocks: West Beef Acre Spring, ca 4.4 air mi E of Wyo Hwy 220; ca 4.2 air mi SW of Independence Rock.  Elev. 6200-6300 ft.
T29N R86W S32 SW1/4; also T28N R86W S6.  42.4383 N, 107.1602 W.  
Granite rocks with Rocky Mountain juniper and scattered limber pine. Phenology: flowering. 

Amy J. Roderick, 5185.  6/20/1998. 		RM 
_________________________________________________________________________

993.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: northwest end of Sheep Mountain, near Ribbon Canyon.  Elev. 4300-4600 ft.
T54N R94W S20.  44.6448 N, 108.1945 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Barren flats and ridges with shale and sandstone outcrops. 

Ronald L. Hartman, 11356.  5/28/1980. 		RM 932055	Barcode: RM0095266
     with Keith H. Dueholm
_________________________________________________________________________

994.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: Pappapau Buttes.  Elev. 6600 ft.
T48N R102W S36.  44.0853 N, 109.04556 W; uncertainty 1 mi..  
Sandstone and limestone outcrops and slopes. 

Ronald L. Hartman, 11495.  5/30/1980. 		RM 930374	Barcode: RM0091481
     with Keith H. Dueholm
_________________________________________________________________________

995.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Owl Creek: U.S. Hwy 20, ca 3 air mi S of Thermopolis
T42N R95W S14.  43.6077 N, 108.2261 W; uncertainty 1 mi..  
Chugwater outcrop along highway. No elevation listed in the field notebook. 

Ronald L. Hartman, 11514.  5/31/1980. 		RM 930309	Barcode: RM0091589
     with Keith H. Dueholm
_________________________________________________________________________

996.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 18 air mi E of Thermopolis.
T43N R91W S19.  43.6836 N, 107.8255 W; uncertainty 1 mi..  
Sandstone outcrops and sandy slopes. 

Ronald L. Hartman, 12708.  5/26/1981. 		RM 932054	Barcode: RM0095265
     with Keith H. Dueholm
_________________________________________________________________________

997.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 10 air mi E of Thermopolis.
T42N R93W S3; also S10.  43.6309 N, 107.9996 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Chugwater cliffs and adjacent plains. 

Ronald L. Hartman, 12826.  5/28/1981. 		RM 932053	Barcode: RM0095264
     with Keith H. Dueholm
_________________________________________________________________________

998.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Ca 3 air mi SSW of Big Sand Draw Oil and Gas Field.  Elev. 6000-7000 ft.
T32N R95W S28.  42.7186 N, 108.1981 W; uncertainty 1 mi..  
Eroded slopes and ridges. Phenology: fruiting. 

Ronald L. Hartman, 13519.  7/3/1981. 		RM 384946	Barcode: RM0214403
_________________________________________________________________________

999.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Whiskey Gap at west end of Ferris Mountains, ca 2.5 air mi SE of Three Forks Junction; ca 10 air mi NE of Bairoil.  Elev. 6700-6900 ft.
T27N R89W S12 NE1/4.  42.3252 N, 107.4159 W.  
Southeast facing slope of loose limestone shale with scattered limber pine. Phenology: fruiting. 

Amy J. Roderick, 520.  6/9/1997. 		RM 
     with Ronald L. Hartman
_________________________________________________________________________

1000.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Littlerock Creek Drainage: ca 6 air mi W of Clark.
T57N R103W S21; also S22.  44.90639 N, 109.3128 W.  
Streamside and adjacent area. Phenology: flowering. 

Ronald L. Hartman, 14175.  5/20/1983. 		RM 860799	Barcode: USFS0043810
_________________________________________________________________________

1001.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: Elk Basin: ca 14 air mi NNW of Powell.  Elev. 4300 ft.
T57N R100W S1.  44.9514 N, 108.8756 W.  
Mostly sandstone outcrops with some shaley drainages. 

Ronald L. Hartman, 14395.  5/24/1983. 		RM 932052	Barcode: RM0095263
     with John Hamann
_________________________________________________________________________

1002.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: east base of Elk Butte: ca 14 air mi SE of Cody.  Elev. 5700-6000 ft.
T51N R100W S31; also S32.  44.35 N, 108.92389 W.  
Sandstone outcrops with some shale in drainage. 

Ronald L. Hartman, 14441.  5/25/1983. 		RM 932051	Barcode: RM0095262
     with John Hamann
_________________________________________________________________________

1003.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: north end of Oregon Basin: ca 8 air mi SE of Cody.  Elev. 5300-5600 ft.
T52N R100W S8; also S16 and S17.  44.4983 N, 108.90694 W.  
Sandstone outcrops with some limber pine and shale on lower slopes. 

Ronald L. Hartman, 14462.  5/25/1983. 		RM 932050	Barcode: RM0095261
     with John Hamann
_________________________________________________________________________

1004.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: southwest end of YU Bench: ca 20 air mi SE of Cody.  Elev. 5500-5600 ft.
T50N R99W S10.  44.3206 N, 108.74361 W.  
Edge of bench and upper slopes. 

Ronald L. Hartman, 14516.  5/26/1983. 		RM 932049	Barcode: RM0095260
     with John Hamann
_________________________________________________________________________

1005.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ca 6 air mi S of Cody.  Elev. 5400-5600 ft.
T52N R101W S31.  44.43694 N, 109.04806 W.  
Sandstone outcrops with scattered limber pine and shale drainages. 

Ronald L. Hartman, 14549.  5/26/1983. 		RM 932048	Barcode: RM0095259
     with John Hamann
_________________________________________________________________________

1006.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Aldrich Creek drainage and vicinity.  Elev. 7200-8000 ft.
T49N R105W S2; also S11.  44.2453 N, 109.4617 W.  
Rolling sagebrush grasslands and rocky slopes and ridges. Phenology: flowering. 

Ronald L. Hartman, 14831.  6/10/1983. 		RM 555111	Barcode: RM0040406
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

1007.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: just N of Dick Creek, 5 air mi NNE of Wood River Forest Service Station.  Elev. 6900-7200 ft.
T47N R102W S35; also S36.  43.9964 N, 109.0644 W.  
Rolling grassy hills with big sagebrush, drainages, and rocky slopes and ridges with scattered limber pine and some douglas fir. Phenology: flowering. 

Ronald L. Hartman, 14958.  6/12/1983. 		RM 555110	Barcode: RM0040405
     with Robert S. Kirkpatrick
_________________________________________________________________________

1008.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Burma Road, ca 5.8 air mi N of junction of U.S. 26 and Wyo Hwy 789 in Riverton.  Elev. 5000-5200 ft.
T2N R4E S34.  43.1061 N, 108.3896 W; uncertainty 1 mi..  
Eroded slopes, sandstone outcrops, and drainage. Phenology: fruiting. 

Ronald L. Hartman, 20064.  5/30/1985. 		RM 384945	Barcode: RM0212390
     with June Haines
_________________________________________________________________________

1009.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Sheep Mountain, ca 11 air mi SE of junction U.S. 287 and Wyo Hwy 28.  Elev. 6200-7200 ft.
T31N R98W S36; also T31N R97W S31.  42.6194 N, 108.4931 W; uncertainty 2 mi..  
West exposed slopes of mountain on sandstone and limestone; grassy ridges and draws with limber pine woodland at summit. Phenology: flowering. 

Ronald L. Hartman, 20131.  5/31/1985. 		RM 384944	Barcode: RM0212388
     with June Haines
_________________________________________________________________________

1010.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: Sentinel Rocks, 2.5 air mi SE of Independence Rock.  Elev. 6200-7200 ft.
T29N R86W S14.  42.4839 N, 107.1186 W; uncertainty 1 mi..  
Sandy sagebrush covered plains, granite mountains with massive boulders and moist seeps, aspen woodlands in drainages; granite mountains and drainages. Phenology: flowering. 

Ronald L. Hartman, 20376.  6/2/1985. 		RM 384943	Barcode: RM0212385
     with June Haines
_________________________________________________________________________

1011.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: Ishawooa Hills and Creek.  Elev. 6100-6600 ft.
T50N R105W S31; also S32.  44.26 N, 109.5425 W; uncertainty 1 mi..  
Sedimentary substrate of shales and sandstone and derivatives; sagebrush hills and slopes and badlands. 

Ronald L. Hartman, 23011.  6/22/1987. 		RM 
     with Neil Snow
_________________________________________________________________________

1012.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: Deer Creek trail, from trail head on South Fork Road to ca 2 mi W.  Elev. 6550-7400 ft.
T49N R106W S32; also S33.  44.1725 N, 109.6433 W; uncertainty 3 mi..  
East exposed slope of sandstones and shales with sagebrush and limber pine and south slopes with douglas fir and some igneous outcrops. 

Ronald L. Hartman, 23186.  6/23/1987. 		RM 
     with Neil Snow
_________________________________________________________________________

1013.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: Birdseye Road, ca 11 air mi N of Shoshoni.  Elev. 5100-5200 ft.
T39N R94W S2.  43.3792 N, 108.0833 W.  
Riparian area with big sagebrush and narrow leaved cottonwood. 

Ronald L. Hartman, 29640.  6/30/1991. 		RM 
_________________________________________________________________________

1014.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: breaks of the Rochelle Hills, road ca 7 mi S of U.S. Hwy 16 and 1 mi E of Rozet.  Elev. 4800 ft.
T49N R69W S30; also S31 and S32.  44.19778 N, 105.1953 W; uncertainty 2 mi..  
Breaks. Phenology: flowering. 

Ronald L. Hartman, 5290.  5/22/1978. 		RM 322309	Barcode: RM0214402
     with Keith Dueholm
_________________________________________________________________________

1015.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 mi NW of Rockypoint.  Elev. 4200 ft.
T57N R69W S16.  44.9314 N, 105.1578 W; uncertainty 1 mi..  
Dissected plateau covered by ponderosa pine; rocky slopes. Phenology: flowering. 

Ronald L. Hartman, 5432.  5/24/1978. 		RM 322301	Barcode: RM0214572
     with Keith Dueholm
_________________________________________________________________________

1016.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 8.5 air mi N of Soda Wells.  Elev. 3800 ft.
T55N R70W S4; also S9.  44.7797 N, 105.2792 W; uncertainty 2 mi..  
Rolling hills dissected by stream with some hills bare and with clinkers on top; rocky hilltop. Phenology: flowering. 

Ronald L. Hartman, 5495.  5/25/1978. 		RM 322278	Barcode: RM0214564
     with Keith Dueholm
_________________________________________________________________________

1017.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: ca 1 mi S of Antelope Creek on County Road 37.  Elev. 4800 ft.
T40N R71W S1; also S2.  43.47 N, 105.325 W; uncertainty 2 mi..  
Rocky badlands, sagebrush plains, and sandy flats; rocky slope. Phenology: flowering & fruiting. 

Ronald L. Hartman, 5862.  6/3/1978. 		RM 322264	Barcode: RM0214438
     with Keith Dueholm
_________________________________________________________________________

1018.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Echeta Road, ca 12 air mi WNW of Gillette.  Elev. 4600 ft.
T50N R74W S11.  44.32444 N, 105.7233 W; uncertainty 1 mi..  
Hills with steep sandy slopes and rocky ridges, plains, and intermittent stream margins; rocky ridge. Phenology: flowering & fruiting. 

Ronald L. Hartman, 5929.  6/4/1978. 		RM 322285	Barcode: RM0214401
     with Keith Dueholm
_________________________________________________________________________

1019.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 5 air miles NNE of Spotted Horse.  Elev. 4200 ft.
T55N R74W S6; also T56N R74W S31.  44.7742 N, 105.80694 W; uncertainty 1 mi..  
Dissected benchland with ponderosa pine covered and open slopes; rocky slope. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6076.  6/5/1978. 		RM 322296	Barcode: RM0214400
     with Keith Dueholm
_________________________________________________________________________

1020.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: White Tail Butte and ravines to the west and south.  Elev. 4000 ft.
T56N R72W S31.  44.7875 N, 105.5625 W; uncertainty 1 mi..  
Flats, ravines, steep eroded slopes, and butte; rocky slopes. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6183.  6/7/1978. 		RM 322255	Barcode: RM0214561
     with Keith Dueholm
_________________________________________________________________________

1021.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 7 air mi ESE of Gillette.  Elev. 4600 ft.
T49N R71W S14.  44.22556 N, 105.35861 W; uncertainty 1 mi..  
Stream with adjacent eroded hills and plains; rocky hill top. Phenology: flowering. 

Ronald L. Hartman, 6378.  6/9/1978. 		RM 322252	Barcode: RM0214571
_________________________________________________________________________

1022.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 21 air mi SSE of Gillette.  Elev. 4600 ft.
T47N R70W S32.  44.0072 N, 105.29111 W; uncertainty 1 mi..  
Rocky outcrop at summit of hill. Phenology: fruiting. 

Ronald L. Hartman, 6478.  6/9/1978. 		RM 322277	Barcode: RM0214563
_________________________________________________________________________

1023.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 15.5 air mi ESE of Reno Junction.  Elev. 4500 ft.
T43N R69W S29; also S30.  43.6728 N, 105.1725 W; uncertainty 2 mi..  
Eroded hills with ponderosa pine. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6774.  6/20/1978. 		RM 322294	Barcode: RM0214398
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

1024.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 11.5 air mi NNE of Weston.  Elev. 3800 ft.
T55N R70W S2.  44.77917 N, 105.2383 W; uncertainty 1 mi..  
Open slopes. Phenology: vegetative only. 

Ronald L. Hartman, 6955.  6/22/1978. 		RM 322265	Barcode: RM0214565
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

1025.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 12 air mi NE of Weston.  Elev. 3900 ft.
T55N R69W S8.  44.76417 N, 105.17694 W; uncertainty 1 mi..  
Ponderosa topped hills and flats below. Phenology: fruiting. 

Ronald L. Hartman, 6994.  6/22/1978. 		RM 322261	Barcode: RM0214568
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

1026.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 18 air mi WNW of Rockypoint.  Elev. 3800 ft.
T57N R72W S1; also T58N R71W S31, T58N R72W S36; also T57N R71W S6.  44.9603 N, 105.464 W; uncertainty 2 mi..  
Eroded hills with ponderosa pine. Phenology: fruiting. 

Ronald L. Hartman, 7090.  6/23/1978. 		RM 322276	Barcode: RM0214562
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

1027.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Eighty-five Divide, ca 10 air mi W of Rockypoint.  Elev. 3600 ft.
T57N R70W S20.  44.917 N, 105.3006 W; uncertainty 1 mi..  
Hills with eroded drainage and sandstone outcrops. Phenology: fruiting. 

Ronald L. Hartman, 7208.  6/24/1978. 		RM 322266	Barcode: RM0214566
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

1028.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 13 air mi SW of Gillette.  Elev. 5000 ft.
T49N R74W S26.  44.1936 N, 105.7228 W; uncertainty 1 mi..  
Low hills with drainage. Phenology: fruiting. 

Ronald L. Hartman, 7290.  6/25/1978. 		RM 322267	Barcode: RM0214567
     with Mary Alice Sanguinetti
_________________________________________________________________________

1029.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 22 air mi NNE of Sussex.  Elev. 4400 ft.
T46N R77W S10.  43.9733 N, 106.0992 W; uncertainty 1 mi..  
Low hills and drainage. Phenology: fruiting. 

Ronald L. Hartman, 7522.  6/27/1978. 		RM 322295	Barcode: RM0214399
     with Mary Alice Sanguinetti
_________________________________________________________________________

1030.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: North Fork Crazy Woman Creek, ca 13 air mi SW of Buffalo.  Elev. 6200-6400 ft.
T49N R83W S22; also S27.  44.20111 N, 106.8314 W; uncertainty 2 mi..  
Limestone outcrops and rocky slopes, shaded stream side, and aspen woodlands with adjacent meadows; shaded stream side along road. Phenology: fruiting. 

Ronald L. Hartman, 9627.  6/28/1979. 		RM 347369	Barcode: RM0214569
_________________________________________________________________________

1031.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Wildlife Refuge; ca 3 air mi W of Dayton.  Elev. 4600 ft.
T57N R87W S35.  44.8725 N, 107.3275 W; uncertainty 1 mi..  
Limestone (gypsum?) outcrop above Chugwater formation red beds; ridge. Phenology: fruiting. 

Ronald L. Hartman, 9845.  6/30/1979. 		RM 331347	Barcode: RM0212387
_________________________________________________________________________

1032.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: Smith Creek, ca 7.3 air mi WNW of Dayton.  Elev. 5000 ft.
T57N R87W S20.  44.90111 N, 107.3886 W; uncertainty 1 mi..  
Outcrops of limestone (gypsum?) atop Chugwater Formation red beds. Phenology: fruiting. 

Ronald L. Hartman, 9905.  6/30/1979. 		RM 331346	Barcode: RM0212386
_________________________________________________________________________

1033.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: N of Coal Draw off County Road 116, ca 3 air mi N of Midwest.  Elev. 4800-4920 ft.
T40N R78W S7.  43.4511 N, 106.2622 W.  
Just back or below sandstone rimrock. Phenology: flowering. 

B. E. Nelson, 24774.  5/17/1993. 		RM 599722	Barcode: RM0214512
_________________________________________________________________________

1034.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: at the Oregon Trail Historical Site on the Emigrant Trail, across the North Platte River from Guernsey.  Elev. 4320-4400 ft.
T26N R66W S2.  42.2558 N, 104.7428 W.  
In cracks and at base of outcrops in rough breaks. Phenology: flowering. 

B. E. Nelson, 24862.  5/19/1993. 		RM 599721	Barcode: RM0214511
_________________________________________________________________________

1035.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 2.5 air mi N of Van Tassell on North Van Tassell or County Road 72; ca 18.2 air mi ESE of Lusk.  Elev. 4900 ft.
T32N R60W S32.  42.7017 N, 104.1025 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
On large soft porous sandstone outcrops. Phenology: flowering. 

B. E. Nelson, 24903.  5/19/1993. 		RM 599720	Barcode: RM0214343
_________________________________________________________________________

1036.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: between Alum Creek and Old Woman Creek Hills, ca 19.7 air mi ENE of Lance Creek; ca 25 air mi NNE of Lusk.  Elev. 4250-4420 ft.
T36N R62W S14.  43.0971 N, 104.6534 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Low stony ridges and rim. Phenology: flowering. 

B. E. Nelson, 24960.  5/20/1993. 		RM 599719	Barcode: RM0214332
_________________________________________________________________________

1037.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Wyo Hwy 270 just W of intersection with Wyo Hwy 272, ca 2 air mi NE of Lance Creek; ca 22.5 air mi NNW of Lusk.  Elev. 4420-4540 ft.
T36N R65W S35.  43.0524 N, 104.6152 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
At base and in cracks of conglomerate boulders. Phenology: flowering. 

B. E. Nelson, 25007.  5/20/1993. 		RM 599718	Barcode: RM0214345
_________________________________________________________________________

1038.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1.5 mi S and also ca 1.7 mi E of the Cheyenne River on Clareton or County Road 39, ca 5.5 air mi NE of Dull Center; ca 62.5 air mi NNE Douglas.  Elev. 4360-4420 ft.
T41N R67W S33.  43.49 N, 104.9061 W; uncertainty 1 mi..  
Among and on sandstone outcrops. Phenology: vegetative only. 

B. E. Nelson, 25146.  5/24/1993. 		RM 599717	Barcode: RM0214340
_________________________________________________________________________

1039.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above Sage Creek on old U.S. Hwy 85, ca 5 air mi ESE of Mule Creek Junction; ca 45 air mi NNE of Lusk.  Elev. 3960-4040 ft.
T39N R61W S13.  43.3613 N, 104.1291 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Just below rims of steep eroded slopes of badlands. Phenology: vegetative only. 

B. E. Nelson, 25186.  5/24/1993. 		RM 599715	Barcode: RM0214361
_________________________________________________________________________

1040.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: ridge between Wyo Hwy 270 and upper Page Flat Draw, ca 8.3 air mi S of Manville; ca 10.7 air mi SW of Lusk.  Elev. 5700-6020 ft.
T31N R65W S13.  42.6586 N, 104.6097 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Cracks, crevices, and around limestone ledges and blocks. Phenology: flowering. 

B. E. Nelson, 25253.  5/26/1993. 		RM 599714	Barcode: RM0214342
_________________________________________________________________________

1041.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: Wildcat Hills: between the heads of Willow and Muskrat creeks, ca 43 air mi NNW of Torrington.  Elev. 5680-5860 ft.
T30N R65W S12.  42.59 N, 104.6065 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Stony limestone slopes with scattered ponderosa pine. Phenology: flowering. 

B. E. Nelson, 25313.  5/26/1993. 		RM 599713	Barcode: RM0214338
_________________________________________________________________________

1042.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: at the head of Webb Canyon on Wyo Hwy 270, ca 4.5 air mi N of Hartville; ca 8.5 air mi N of Guernsey.  Elev. 5200-5460 ft.
T28N R65W S19.  42.3847 N, 104.7047 W.  
At base of limestone cliffs. Phenology: flowering. 

B. E. Nelson, 25366.  5/27/1993. 		RM 599712	Barcode: RM0214335
_________________________________________________________________________

1043.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: Little Red Bill Hill and vicinity, ca 5.5 air mi W of Yoder; ca 15.5 air mi SW of Torrington.  Elev. 4310-4394 ft.
T22N R63W S3.  41.9122 N, 104.4062 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Low sandstone knoll. Phenology: vegetative only. 

B. E. Nelson, 25470.  5/27/1993. 		RM 599711	Barcode: RM0214510
_________________________________________________________________________

1044.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: ca 13.5 air mi N of Chugwater; ca 12 air mi SE of Wheatland.  Elev. 5000-5160 ft.
T23N R66W S21.  41.9517 N, 104.7789 W.  
Rough breaks with conglomerates and cobblestones at upper levels and mudstones and soft sandstones below. Phenology: flowering. 

B. E. Nelson, 25522.  5/30/1993. 		RM 599710	Barcode: RM0214333
_________________________________________________________________________

1045.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: above Horse Creek just N of Laramie County, ca 12 air mi SW of La Grange; ca 36 air mi SSW of Torrington.  Elev. 5100-5200 ft.
T19N R63W S36.  41.5664 N, 104.3731 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Open rocky slopes below shortgrass plains. Phenology: fruiting. 

B. E. Nelson, 25586.  6/13/1993. 		RM 599709	Barcode: RM0212429
_________________________________________________________________________

1046.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek and adjacent plains W of County Road 191, ca 4 air mi S of La Grange; ca 34 air mi S of Torrington.  Elev. 4660-4780 ft.
T19N R61W S36.  41.5708 N, 104.1408 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
At base of slopes and bottom of draws. Phenology: vegetative only. 

B. E. Nelson, 25658.  6/13/1993. 		RM 599708	Barcode: RM0214382
_________________________________________________________________________

1047.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: northwest end of Bear Mountain, ca 7 air mi SSW of Hawk Springs; ca 27 air mi SSW of Torrington.  Elev. 5000-5240 ft.
T20N R62W S21.  41.692 N, 104.3139 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
On and around sandstone cliffs and outcrops. Phenology: fruiting. 

B. E. Nelson, 25734.  6/14/1993. 		RM 599707	Barcode: RM0214337
_________________________________________________________________________

1048.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: head of Stinking Water Creek just off Banner County, Nebraska Road 101, ca 7.5 air mi NNE of Albin; ca 23 air mi N of Pine Bluffs.  Elev. 5160-5280 ft.
T18N R60W S15 SE1/4.  41.5227 N, 104.0547 W; NAD 83, uncertainty 0.25 ft., Nat. Geog. TOPO!.  
Steep slopes with outcrops and scattered juniper and ponderosa pine. Phenology: fruiting. 

B. E. Nelson, 27027.  7/18/1993. 		RM 599706	Barcode: RM0214508
_________________________________________________________________________

1049.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: between Bushnell and Stinking Water creeks E of Albin-La Grange Road, ca 7.3 air mi N of Albin; ca 23.5 air mi N of Pine Bluffs.  Elev. 4860-4980 ft.
T18N R61W S24 NE1/4.  41.5186 N, 104.1325 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
On stabilized sand dunes. Phenology: fruiting. 

B. E. Nelson, 27057.  7/18/1993. 		RM 599705	Barcode: RM0214384
_________________________________________________________________________

1050.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: W of Deer Creek or County Road 19, ca 2.5 air mi S of the North Platte River; ca 3.3 air mi SW of Glenrock.  Elev. 5260-5320 ft.
T33N R76W S13 NW1/4.  42.8289 N, 105.9167 W.  
Cobblestone slopes, flats, and low rims. Phenology: fruiting. 

B. E. Nelson, 27232.  7/23/1993. 		RM 599766	Barcode: RM0214504
_________________________________________________________________________

1051.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: just N of Glendo Dam on Glendo Park Road, ca 4.2 air mi ESE of Glendo; ca 18.3 air mi NW of Guernsey.  Elev. 4800-4900 ft.
T29N R67W S18 W1/2.  42.4847 N, 104.9575 W.  
Low cliffs and sandstone outcrops in ponderosa pine woodland. Phenology: vegetative only. 

B. E. Nelson, 27379.  7/26/1993. 		RM 599765	Barcode: RM0214499
_________________________________________________________________________

1052.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: ca 0.3 mi E of Broom Creek on Patten Creek or County Road 208, ca 13.5 air mi ESE of Glendo; ca 12.8 air mi N of Guernsey.  Elev. 4960-5060 ft.
T29N R66W S27 SW1/4.  42.4569 N, 104.7803 W; uncertainty 1 mi..  
Stony slopes and flats in ponderosa pine woodland. Phenology: vegetative only. 

B. E. Nelson, 27469.  7/26/1993. 		RM 599764	Barcode: RM0214341
_________________________________________________________________________

1053.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along North Platte River ca 0.6-0.8 air mi SE of Guernsey Dam, ca 1 air mi NW of Guernsey.  Elev. 4340-4400 ft.
T27N R66W S27 SE1/4.  42.285 N, 104.7633 W.  
Steep limestone talus slopes along the river. Phenology: fruiting. 

B. E. Nelson, 27632.  7/26/1993. 		RM 599763	Barcode: RM0214503
_________________________________________________________________________

1054.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1 air mi SW of Notches Dome off Notches or County Road 106, ca air mi NNW of Powder River; ca 43 air mi NW of Casper.  Elev. 5900-6000 ft.
T37N R85W S15; Center of S15.  43.1756 N, 107.0308 W; uncertainty 0.5 mi..  
Sandstone outcrop ridges with patches of pavement and sandy soil with limber pine and some ponderosa pine woodland. Phenology: vegetative only. 

B. E. Nelson, 27724.  7/28/1993. 		RM 599762	Barcode: RM0214339
_________________________________________________________________________

1055.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: Haystack Range: Hell Gap and vicinity on Whalen Canyon or County Road 202, ca 10 air mi NE of Guernsey; ca 14.5 air mi NW of Fort Laramie.  Elev. 5060-5240 ft.
T28N R65W S15 S1/2.  42.3982 N, 104.6416 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
On and at the base of rust-colored cliffs. Phenology: vegetative only. 

B. E. Nelson, 28099.  8/2/1993. 		RM 599761	Barcode: RM0214507
_________________________________________________________________________

1056.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Kettle Rock or County Road 34 ca 1 mi W of Indian River Hill or 1.5 mi W of Nebraska; ca 13.2 air mi NNE of Torrington.  Elev. 4380-4560 ft.
T26N R60W S9 South1/2.  42.2354 N, 104.0813 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Top of butte with areas of sandstone pavement. Phenology: fruiting. 

B. E. Nelson, 28272.  8/3/1993. 		RM 599760	Barcode: RM0214505
_________________________________________________________________________

1057.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: between Lone Tree Canyon and Castle Rocks off County Road 155, ca 8-8.5 air mi SW of Hawk Springs; ca 27 air mi SSW of Torrington.  Elev. 4960-5080 ft.
T20N R63W S10 NE1/4; also NW1/4 S11.  41.7225 N, 104.4021 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy area on and among sandstone outcrops. Phenology: fruiting. 

B. E. Nelson, 28381.  8/5/1993. 		RM 599759	Barcode: RM0214509
_________________________________________________________________________

1058.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek on Marsh or County Road 245-1, ca 3/4 mi W of (upside down V)X Ranch, ca 25.5 air mi ENE of Iron Mountain (Farthing); ca 35 air mi N of Cheyenne.  Elev. 5400-5480 ft.
T19N R66W S11 NW1/4.  41.63378 N, 104.74519 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy slopes and plains above the creek. Phenology: fruiting. 

B. E. Nelson, 28559.  8/17/1993. 		RM 599758	Barcode: RM0214383
_________________________________________________________________________

1059.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: NE of Glomill Reservoir off County Road 125, ca 12 air mi W of Yoder; ca 21 air mi SW of Torrington.  Elev. 4480-4560 ft.
T22N R64W S10 N1/4.  41.9 N, 104.5279 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Rolling chalky plains with shallow swales. Phenology: vegetative only. 

B. E. Nelson, 28734.  8/18/1993. 		RM 599757	Barcode: RM0214336
_________________________________________________________________________

1060.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: west butte of Twin Buttes, ca 10 air mi S of Fort Laramie; ca 14.5 air mi W of Torrington.  Elev. 4560-4640 ft.
T24N R63W S6 SW1/4; also NW1/4 S7.  42.747 N, 104.464 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy slopes with scattered small cobblestones and conglomerate outcrops. Phenology: vegetative only. 

B. E. Nelson, 28783.  8/18/1993. 		RM 599756	Barcode: RM0214378
_________________________________________________________________________

1061.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Poison Spider Creek on Poison Spider or County Road 201 between Emigrant Gap Ridge and Oil Mountain, ca 18.5 air mi W of Casper.  Elev. 5500-5560 ft.
T33N R82W S16 SE1/4.  42.8286 N, 106.6839 W; uncertainty 0.5 mi..  
Slope with sandstone pavement, ridge, and outcrops. Phenology: vegetative only. 

B. E. Nelson, 29082.  8/24/1993. 		RM 599755	Barcode: RM0214500
_________________________________________________________________________

1062.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Morad Park on the North Platte River on the west end of Casper.  Elev. 5120 ft.
T33N R79W S18 SW1/4.  42.8253 N, 106.3647 W.  
Dry, stony, or gravelly flats in the river bottom. Phenology: vegetative only. 

B. E. Nelson, 29155.  8/25/1993. 		RM 599754	Barcode: RM0214501
_________________________________________________________________________

1063.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Wyo Hwy 94 ca 0.2-0.5 mi S of Wagon Hound Creek and ca 2.5-3 air mi ESE of Sheep Mountain, ca 8.3 air mi S of Douglas.  Elev. 4860-4960 ft.
T31N R71W S20 SE1/4.  42.6422 N, 105.3914 W; uncertainty 0.5 mi..  
Slopes and road cuts on Chugwater red beds. Phenology: vegetative only. 

B. E. Nelson, 29272.  8/26/1993. 		RM 599753	Barcode: RM0214502
_________________________________________________________________________

1064.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Indian Creek off Hat Creek or County Road 64, ca 16 air mi NE of Lusk; ca 19.8 air mi NW of Van Tassell.  Elev. 4280-4300 ft.
T34N R61W S18 N1/4.  42.9287 N, 104.2273 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Bluffs along the creek. Phenology: vegetative only. 

B. E. Nelson, 29479.  8/29/1993. 		RM 599752	Barcode: RM0214344
_________________________________________________________________________

1065.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: along North Platte River just below mouth of Laramie River, at east edge of Fort Laramie National Historic Site, ca 1.3 air mi SSW of Fort Laramie; ca 20 air mi WNW of Torrington.  Elev. 4220-4240 ft.
T26N R64W S27 South1/2.  42.1965 N, 104.5296 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Cottonwood woodland in the river bottom. Phenology: vegetative only. 

B. E. Nelson, 29522.  8/31/1993. 		RM 599751	Barcode: RM0214506
_________________________________________________________________________

1066.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: along an old section of U.S. Hwy 18 and 85, ca 3.3 air mi SSW of Hat Creek, ca 9.7 air mi NNE of Lusk.  Elev. 4800-5000 ft.
T34N R63W S27 NE1/4.  42.8943 N, 104.4071 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Steep slopes and ledges of small canyon. Phenology: vegetative only. 

B. E. Nelson, 29935.  9/29/1993. 		RM 599750	Barcode: RM0214334
_________________________________________________________________________

1067.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: off Ross or County Road 31 N of North Fork Bear Creek below Manning Flat, ca 31.5 air mi NNE of Glenrock; ca 13.3 air mi SE of Ross.  Elev. 5300-5420 ft.
T38N R74W S2 E1/4.  43.2932 N, 105.7093 W.  
Sandstone rimrock and outcrops. Phenology: flowering. 

B. E. Nelson, 30153.  5/12/1994. 		RM 704177	Barcode: RM0214387
_________________________________________________________________________

1068.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: in Kaye Oil Field on the divide between Walker and Twentymile creeks, ca 12.3 air mi WNW of Lance Creek; ca 31 air mi NW of Lusk.  Elev. 4620-4820 ft.
T36N R67W S22 E1/2.  43.082 N, 104.8826 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
With scattered juniper on slopes and sides of washes and gullies. Phenology: flowering. 

B. E. Nelson, 30181.  5/16/1994. 		RM 704176	Barcode: RM0214386
_________________________________________________________________________

1069.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horseshoe or County Road 59 S of Horseshoe Creek, ca 6 air mi SW of Glendo; ca 27.5 air mi NNW of Wheatland.  Elev. 4800-4940 ft.
T29N R69W S34 NE1/4.  42.4426 N, 105.1179 W; uncertainty 0.5 mi..  
Red bed slopes and draws covered with cobblestones. Phenology: flowering. 

B. E. Nelson, 30350.  5/19/1994. 		RM 704174	Barcode: RM0214390
_________________________________________________________________________

1070.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horseshoe or County Road 59 at Sand Draw S of Horseshoe Creek, ca 9.5 air mi SW of Glendo; ca 27.5 air mi NNW of Wheatland.  Elev. 5060-5100 ft.
T28N R69W S6 W1/4.  42.4275 N, 105.1758 W; uncertainty 0.5 mi..  
Coarse sand - fine gravel soil in sagebrush-grassland. Phenology: flowering. 

B. E. Nelson, 30407.  5/19/1994. 		RM 704173	Barcode: RM0214389
_________________________________________________________________________

1071.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Laramie Mountains: along Harris Park or County Road 210 ca 1 air mi N of Cottonwood Creek, ca 2 air mi E of Albany County; ca 16 air mi SW of Glendo; ca 24 air mi NW of Wheatland.  Elev. 5680-5760 ft.
T27N R70W S10 SW1/4.  42.3271 N, 105.2345 W; uncertainty 0.5 mi..  
At the base of granite outcrop. Phenology: flowering. 

B. E. Nelson, 30422.  5/19/1994. 		RM 704172	Barcode: RM0214377
_________________________________________________________________________

1072.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Fletcher Park or County Road 133 ca 3/4 air mi N of North Laramie River, ca 23 air mi WSW of Guernsey; ca 14 air mi NW of Wheatland.  Elev. 4840-4900 ft.
T25N R69W S6 NW1/4.  42.1686 N, 105.1992 W.  
Fine gravels in bed of dry wash and slopes. Phenology: flowering. 

B. E. Nelson, 30499.  5/19/1994. 		RM 704171	Barcode: RM0214376
_________________________________________________________________________

1073.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: hills S of the Laramie River and SW of Grayrocks Reservoir, ca 8.8 air mi NE of Wheatland; ca 11.5 air mi SSW of Guernsey.  Elev. 4470-4520 ft.
T25N R66W S30 NE1/4.  42.112 N, 104.8234 W.  
Steep cobblestone slopes. Phenology: vegetative only. 

B. E. Nelson, 30866.  5/26/1994. 		RM 704178	Barcode: RM0214388
_________________________________________________________________________

1074.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek and bluffs to the north, ca 4.5 air mi S of Indian Hill, ca 24.5 air mi N of Cheyenne.  Elev. 5690-5800 ft.
T17N R66W S3 NE1/4.  41.4726 N, 104.7512 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy shale ridge with Cercocarpus thickets. Phenology: vegetative only. 

B. E. Nelson, 31592.  6/15/1994. 		RM 704170	Barcode: RM0214364
_________________________________________________________________________

1075.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: S of the head of Hefflen Draw, ca 1.5 air mi ENE of the eastern three Buttes, ca 6.5 air mi SSE of Lingle; ca 7.3 air mi WSW of Torrington.  Elev. 4470-4520 ft.
T24N R62W S21 N1/4.  42.0438 N, 104.3146 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandy shale outcrops in mixed grass plains. Phenology: fruiting. 

B. E. Nelson, 31631.  6/16/1994. 		RM 704169	Barcode: RM0214363
_________________________________________________________________________

1076.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: at the west end of Cottonwood Rim above Cottonwood Creek, ca 2.5-3 air mi S of Three Buttes, ca 17 air mi N of Powder River; ca 47 air mi NW of Casper.  Elev. 5900-6060 ft.
T38N R85W S9 South1/2.  43.2789 N, 107.055 W; uncertainty 1 mi..  
Ridge of sandstone outcrops, pavement, and sandy soil with scattered limber pine and juniper. Phenology: vegetative only. 

B. E. Nelson, 31711.  6/19/1994. 		RM 704168	Barcode: RM0214347
_________________________________________________________________________

1077.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1/4-0.5 mi WNW of Big Sulfer Spring, ca 20 air mi NE of Powder River; ca 40 air mi NW of Casper.  Elev. 5600-5780 ft.
T38N R83W S5 South1/4.  43.2932 N, 106.8373 W.  
Sandstone cliffs and sandy flats above, with areas of sandstone pavement below. Phenology: fruiting. 

B. E. Nelson, 31771.  6/19/1994. 		RM 704167	Barcode: RM0214346
_________________________________________________________________________

1078.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cow Creek and the north end of Cow Creek Buttes, ca 15 air mi ENE of Bill; ca 43 air mi NE of Douglas.  Elev. 4540-4700 ft.
T39N R68W S36; W1/2 S14.  43.3126 N, 104.9708 W.  
Badlands of interspersed clays, shales, sandstones, coal beds, and mudstones with flat areas of grassland or sagebrush grassland. Phenology: vegetative only. 

B. E. Nelson, 31846.  6/21/1994. 		RM 704166	Barcode: RM0214513
_________________________________________________________________________

1079.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Lake Creek and the buttes to the SE ca 6 air mi SW of Dull Center; ca 45.5 air mi NNE of Douglas.  Elev. 4540-4610 ft.
T39N R69W S1.  43.3846 N, 105.0902 W.  
Steep, chip rock covered upper slopes and top of scoria butte. Phenology: vegetative only. 

B. E. Nelson, 31979.  6/21/1994. 		RM 704165	Barcode: RM0214515
_________________________________________________________________________

1080.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: along the Oregon Trail between the Laramie and North Platte rivers, ca 3 air mi W of Fort Laramie (town); ca 23 air mi NW of Torrington.  Elev. 4360-4440 ft.
T26N R64W S17 SW1/4.  42.223 N, 104.571 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Bluffs and breaks along the river with scattered ponderosa pine and juniper. Phenology: vegetative only. 

B. E. Nelson, 32069.  6/23/1994. 		RM 704164	Barcode: RM0214514
     with David Reilly
_________________________________________________________________________

1081.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: just off the southwest corner of Harmony Heights between Deer and Cherry creeks ca 8.5 air mi SW of Fort Laramie; ca 21.3 air mi W of Torrington.  Elev. 4740-4860 ft.
T25N R64W S30 SW1/4.  42.1079 N, 104.5893 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Rough breaks of sandy slopes, outcrops and draws with juniper, mountain mahogany and some ponderosa pine. Phenology: vegetative only. 

B. E. Nelson, 32134.  6/23/1994. 		RM 704163	Barcode: RM0214371
_________________________________________________________________________

1082.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Castle Rock and vicinity ca 5 air mi SSE of Midwest; ca 34.5 air mi N of Casper.  Elev. 5120-5220 ft.
T39N R78W S17 NW1/4.  43.3503 N, 106.2436 W.  
Steep clay slopes with sandstone outcrops and rubble at the base of the butte. Phenology: vegetative only. 

B. E. Nelson, 32287.  6/27/1994. 		RM 704162	Barcode: RM0214370
_________________________________________________________________________

1083.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Cottonwood or County Road 42 ca 1.5 air mi S of Cottonwood Creek, ca 9 air mi W of Guernsey; ca 15 air mi N of Wheatland.  Elev. 4600-4680 ft.
T27N R67W S28 SW1/4.  42.2841 N, 104.9017 W.  
Mixed grass grassland with sand-, clay-, and siltstone outcrops. Phenology: fruiting. 

B. E. Nelson, 32335.  6/29/1994. 		RM 704161	Barcode: RM0214369
_________________________________________________________________________

1084.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: Dickinson Hill ca 3.5 air mi W of Goshen County, ca 16 air mi NNE of Chugwater; ca 13.5 air mi ESE of Wheatland.  Elev. 4950-5120 ft.
T23N R66W S12 SW1/4.  41.9803 N, 104.72 W.  
Thickets at the edge and bottom of gullies and canyons through sand-, clay-, and siltstones. Phenology: vegetative only. 

B. E. Nelson, 32407.  6/29/1994. 		RM 704160	Barcode: RM0214351
_________________________________________________________________________

1085.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Brush Creek or County Road 91 ca 0.5 mi W of Brush Creek, ca 17 air mi WNW of Chugwater; ca 14 air mi SW of Wheatland.  Elev. 5260-5320 ft.
T22N R69W S14 NW1/4.  41.8786 N, 105.0895 W.  
Swale and drainage gully through stony plains. Phenology: vegetative only. 

B. E. Nelson, 32420.  6/29/1994. 		RM 704159	Barcode: RM0214350
_________________________________________________________________________

1086.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along I-25 ca 1 1/4air mi S of Little Bear or Exit 39, ca 27 air mi N of Cheyenne.  Elev. 5940-6020 ft.
T18N R67W S16 SW1/4.  41.5269 N, 104.8968 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy rolling grassland with sandstone ridges and knolls. Phenology: vegetative only. 

B. E. Nelson, 32502.  7/8/1994. 		RM 704158	Barcode: RM0214349
_________________________________________________________________________

1087.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: in the canyon along Spring Creek, ca 34 air mi NNW of Cheyenne; ca 11 air mi ENE of Farthing (Iron Mountain).  Elev. 6020-6220 ft.
T19N R68W S21 NW1/4.  41.6096 N, 105.0167 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Canyon bottom along a sandy wash. Phenology: fruiting. 

B. E. Nelson, 32564.  7/8/1994. 		RM 704157	Barcode: RM0214348
_________________________________________________________________________

1088.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along a draw leading into Rawhide Creek ca 1 mi W of Middle Rawhide Butte, ca 11 air mi NW of Jay Em; ca 38.5 air mi NW of Torrington.  Elev. 5050-5160 ft.
T30N R64W S15 SE1/4.  42.5699 N, 104.5224 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Stony slopes along a draw. Phenology: fruiting. 

B. E. Nelson, 32642.  7/11/1994. 		RM 704156	Barcode: RM0214375
_________________________________________________________________________

1089.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along a triburtary of Silver Springs Creek on Silver Springs or County Road 54, ca 8.5 air mi SSW of Lusk.  Elev. 5340-5500 ft.
T31N R64W S22 NE1/4.  42.6506 N, 104.5218 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Fine grained black stone hill. Phenology: vegetative only. 

B. E. Nelson, 32710.  7/11/1994. 		RM 704155	Barcode: RM0214374
_________________________________________________________________________

1090.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: breaks N of Muddy Creek along Spanish Diggings or County Road 34, ca 20.5 air mi WSW of Lusk, ca 7.5 air mi SW of Keeline.  Elev. 5020-5120 ft.
T31N R66W S18 NW1/4.  42.6603 N, 104.8321 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Slopes, draws and flats in the rough breaks. Phenology: vegetative only. 

B. E. Nelson, 32742.  7/11/1994. 		RM 704154	Barcode: RM0214360
_________________________________________________________________________

1091.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along East Antelope or County Road 52, ca 0.5 air mi SW of West Fork Shawnee Creek, ca 12.5 air mi E of Douglas; ca 8 air mi NNE of Orin.  Elev. 5000-5030 ft.
T32N R69W S9 NE1/4.  42.7618 N, 105.1375 W.  
Mixed grass plains with large erosional areas and outcrops of siltstone-mudstone. Phenology: vegetative only. 

B. E. Nelson, 32857.  7/15/1994. 		RM 704153	Barcode: RM0214359
_________________________________________________________________________

1092.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Highland Loop or County Road 32, ca 2.3 air mi NW of Lightning Creek, ca 13.3 air mi SSW of Bill; ca 20 air mi N of Douglas.  Elev. 5030-5060 ft.
T36N R71W S36 SE1/4.  43.0522 N, 105.3265 W.  
Sandstone knolls. Phenology: vegetative only. 

B. E. Nelson, 32871.  7/15/1994. 		RM 704152	Barcode: RM0214358
_________________________________________________________________________

1093.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: along Joss or County Road 19 between Lance Creek and Chalk Buttes, ca 6.3 air mi N of Keeline; ca 17 air mi WNW of Lusk.  Elev. 5040-5240 ft.
T33N R66W S10 W1/2.  42.85 N, 104.7722 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandstone over rough siltstone breaks with ponderosa pine. Phenology: vegetative only. 

B. E. Nelson, 32984.  7/18/1994. 		RM 704151	Barcode: RM0214357
_________________________________________________________________________

1094.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: west end of Cedar Breaks and head of Dumbell Rock Draw, ca 14 air mi SW of Lance Creek; ca 22.5 air mi WNW of Lusk.  Elev. 5140-5340 ft.
T34N R67W S24 South1/4.  42.9042 N, 104.8474 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandstone-shale rough breaks. Phenology: vegetative only. 

B. E. Nelson, 33045.  7/18/1994. 		RM 704150	Barcode: RM0214356
_________________________________________________________________________

1095.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: a tributary of Cedar Canyon off Divide or County Road 24, ca 8 air mi WSW of Lance Creek; ca 24.5 air mi NW of Lusk.  Elev. 4700-4920 ft.
T35N R66W S8 SE1/4.  43.018 N, 104.7994 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Badland slopes and breaks of a side canyon with ponderosa pine and juniper. Phenology: vegetative only. 

B. E. Nelson, 33072.  7/18/1994. 		RM 704149	Barcode: RM0214355
_________________________________________________________________________

1096.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: off the west edge of Slater flats ca 1.5 air mi W of Goshen Hole Rim, ca 11 air mi SE of Wheatland; ca 1.5-2 air mi E of Bordeaux.  Elev. 5080-5140 ft.
T23N R66W S30 NE1/4.  41.9373 N, 104.8183 W.  
Brushy gully in siltstone breaks. Phenology: vegetative only. 

B. E. Nelson, 33167.  7/20/1994. 		RM 704148	Barcode: RM0214354
_________________________________________________________________________

1097.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 27, ca 1.5 air mi N of the end of Wyo Hwy 159, ca 2.3 air mi NE of Tea Kettle Rock; ca 13.5 air mi N of Torrington.  Elev. 4580-4660 ft.
T26N R61W S4 E1/2.  42.2534 N, 104.191 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Siltstone road cut and adjacent slopes. Phenology: vegetative only. 

B. E. Nelson, 33196.  7/29/1994. 		RM 704147	Barcode: RM0214353
_________________________________________________________________________

1098.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 32, ca 1.25 air mi W of County Road 27, ca 16.8 air mi N of Torrington; ca 14 air mi SE of Jay Em.  Elev. 4770-4860 ft.
T27N R61W S16 SE1/4.  42.3094 N, 104.1918 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Small siltstone "butte" on rolling plains. Phenology: vegetative only. 

B. E. Nelson, 33239.  7/29/1994. 		RM 704146	Barcode: RM0214352
_________________________________________________________________________

1099.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Richeau Creek between I-25 and Wyo Hwy 314, ca 3/4 air mi W to 1.5 air mi WSW of Slater; ca 14 air mi SSE of Wheatland.  Elev. 5020-5080 ft.
T22N R67W S24 NW1/4; also NE1/4 S23.  41.864 N, 104.8377 W.  
Steep, silty bluffs. Phenology: fruiting. 

B. E. Nelson, 33788.  8/11/1994. 		RM 704145	Barcode: RM0214368
     with Tim Chumley and Robbin Romberg
_________________________________________________________________________

1100.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 143 ca 1 air mi S of Little Horse Creek and ca 2.5 air mi N of U.S. Hwy 85 at Midway, ca 18.7 air mi W of Albin; ca 28 air mi NE of Cheyenne.  Elev. 5550-5730 ft.
T17N R63W S17 W1/4.  41.44121 N, 104.45726 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandy roadcut through a sort sandstone rim. Phenology: vegetative only. 

B. E. Nelson, 34042.  8/18/1994. 		RM 704144	Barcode: RM0214367
_________________________________________________________________________

1101.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Rocky Hollow between Bear and Horse creeks, ca 1/2-3/4 air mi N of Laramie County, ca 15 air mi WSW of La Grange; ca 36 air mi SSW of Torrington.  Elev. 5180-5220 ft.
T19N R63W S33 NW1/4.  41.5754 N, 104.4355 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Among and below siltstone-sandstone outcrop. Phenology: vegetative only. 

B. E. Nelson, 34117.  8/18/1994. 		RM 704143	Barcode: RM0214366
_________________________________________________________________________

1102.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 0.5 mi S of Horseshoe Creek along Horseshoe Creek or County Road 59 ca 15.5 air mi SW of Glendo; ca 27.5 air mi NNW of Wheatland.  Elev. 4880-4960 ft.
T29N R69W S33 SE1/4.  42.4426 N, 105.1375 W.  
Stony, gravelly wash through sagebrush-grassland and grassland. Phenology: fruiting. 

B. E. Nelson, 34285.  8/23/1994. 		RM 704142	Barcode: RM0214365
_________________________________________________________________________

1103.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 3 air mi SSE of Powder River and ca 1 air mi NW of Middle Fork Casper Creek crossing.  Elev. 5890-5910 ft.
T35N R85W S24.  42.98972 N, 106.97722 W; uncertainty 1 mi..  
Sandy plains and white sandstone monuments. Phenology: fruiting. 

Ronald L. Hartman, 38339.  6/24/1993. 		RM 599749	Barcode: RM0214595
_________________________________________________________________________

1104.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 8 air mi E of Casper.  Elev. 5200-5250 ft.
T33N R78W S2 SE1/4; also N1/2 S11.  42.8501 N, 106.1701 W; uncertainty 1 mi..  
Sandstone outcrops, sandy slopes, and grassland. Phenology: fruiting. 

Ronald L. Hartman, 38517.  6/26/1993. 		RM 599748	Barcode: RM0214594
_________________________________________________________________________

1105.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 14 air mi E of Casper.  Elev. 5180-5200 ft.
T33N R77W S1 South1/2.  42.8575 N, 106.03417 W; uncertainty 1 mi..  
Sandstone outcrops of breaks and sandy slopes. Phenology: fruiting. 

Ronald L. Hartman, 38614.  6/27/1993. 		RM 599747	Barcode: RM0214593
_________________________________________________________________________

1106.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: 2.5 air mi S of Glenrock.  Elev. 5200 ft.
T33N R75W S15 W1/2.  42.8299 N, 105.8446 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Breaks and sandy plains and slopes; grassland with patches of sagebrush. Phenology: fruiting. 

Ronald L. Hartman, 38679.  6/27/1993. 		RM 599746	Barcode: RM0214596
_________________________________________________________________________

1107.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 0.5 air mi NW of Ayres Natural Bridge campground.  Elev. 5300-5400 ft.
T32N R73W S16 SW1/4.  42.7383 N, 105.6199 W; uncertainty 0.25 mi..  
Road cut and plains along fence. Phenology: fruiting. 

Ronald L. Hartman, 38954.  6/29/1993. 		RM 599745	Barcode: RM0212398
_________________________________________________________________________

1108.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Warm Springs Hill, ca 7 air mi S of Douglas.  Elev. 4900-5100 ft.
T31N R71W S17 N1/2.  42.6569 N, 105.3914 W.  
Redbeds with strata of anhydrous gypsum; juniper woodland and grassland. Phenology: vegetative only. 

Ronald L. Hartman, 39124.  6/29/1993. 		RM 599744	Barcode: RM0212397
_________________________________________________________________________

1109.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 3 air mi E of Esterbrook.  Elev. 5300-5550 ft.
T28N R71W S12 E1/2.  42.4103 N, 105.3142 W; uncertainty 1 mi..  
Sandy slope and plains with grassland and occasional ponderosa pine. Phenology: fruiting. 

Ronald L. Hartman, 39201.  6/29/1993. 		RM 599743	Barcode: RM0212406
_________________________________________________________________________

1110.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 5 air mi NNW of Glendo.  Elev. 4900-5000 ft.
T30N R68W S19 N1/2.  42.5567 N, 105.0564 W.  
Limestone outcrops and calcareous grasslands with juniper. Phenology: fruiting. 

Ronald L. Hartman, 39462.  7/1/1993. 		RM 599742	Barcode: RM0212396
_________________________________________________________________________

1111.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: west end of Pine Ridge at intersection of I-25 and Wyo Hwy 319.  Elev. 5000-5300 ft.
T27N R68W S5.  42.3439 N, 105.0356 W.  
Sandstone outcrops and sandy slopes; ponderosa pine and grasslands. Phenology: fruiting. 

Ronald L. Hartman, 39607.  7/1/1993. 		RM 599741	Barcode: RM0212395
_________________________________________________________________________

1112.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 7.5 air mi W of Wheatland.  Elev. 4800 ft.
T24N R69W S26 N1/2; also SW1/4 S23.  42.0256 N, 105.0872 W; uncertainty 2 mi..  
Short-grass prairie. Phenology: vegetative only. 

Ronald L. Hartman, 39651.  7/1/1993. 		RM 599740	Barcode: RM0212401
_________________________________________________________________________

1113.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34, ca 4 air mi E of Albany County.  Elev. 5260 ft.
T22N R70W S11 E1/2.  41.895 N, 105.2133 W; uncertainty 1 mi..  
Sandy plains with short-grass prairie. Phenology: fruiting. 

Ronald L. Hartman, 39756.  7/4/1993. 		RM 599739	Barcode: RM0212409
_________________________________________________________________________

1114.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34, ca 4 air mi E of Albany County.  Elev. 5260 ft.
T22N R70W S11 E1/2.  41.895 N, 105.2133 W; uncertainty 1 mi..  
Sandy plains with short-grass prairie. Phenology: fruiting. 

Ronald L. Hartman, 39803.  7/4/1993. 		RM 599738	Barcode: RM0212410
_________________________________________________________________________

1115.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wheatland Reservoir 1, 6 air mi SW of Wheatland.  Elev. 4900 ft.
T23N R68W S6 SE1/4.  41.9364 N, 105.0489 W; uncertainty 1 mi..  
Calcareous slopes and sandy flats. Phenology: fruiting. 

Ronald L. Hartman, 39953.  7/4/1993. 		RM 599737	Barcode: RM0212408
_________________________________________________________________________

1116.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Johnson Reservoir 3, ca 6 air mi NNW of Wheatland.  Elev. 4500 ft.
T25N R68W S22 N1/2.  42.1256 N, 104.995 W.  
Sandy slopes and lake margin. Phenology: fruiting. 

Ronald L. Hartman, 39957.  7/4/1993. 		RM 599736	Barcode: RM0212399
_________________________________________________________________________

1117.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Johnson Reservoir 3, ca 6 air mi NNW of Wheatland.  Elev. 4500 ft.
T25N R68W S22 N1/2.  42.1256 N, 104.995 W.  
Sandy slopes and lake margin. Phenology: fruiting. 

Ronald L. Hartman, 40028.  7/4/1993. 		RM 599735	Barcode: RM0212400
_________________________________________________________________________

1118.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: I-25 and U.S. Hwy 26 interchange, ca 4 air mi NNW of Wheatland.  Elev. 4700 ft.
T26N R68W S15 NW1/4.  42.2267 N, 104.9961 W.  
Sandy slopes. Phenology: fruiting. 

Ronald L. Hartman, 40036.  7/4/1993. 		RM 599734	Barcode: RM0212402
_________________________________________________________________________

1119.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34, ca 1.5 air mi W of Platte County.  Elev. 5800-5900 ft.
T21N R71W S13 E1/2.  41.7931 N, 105.3014 W; uncertainty 1 mi..  
Sandstone/metamorphic outcrops. Phenology: fruiting. 

Ronald L. Hartman, 40551.  7/11/1993. 		RM 599733	Barcode: RM0212403
_________________________________________________________________________

1120.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34, ca 1.5 air mi W of Platte County.  Elev. 5800-5900 ft.
T21N R71W S13 E1/2.  41.7931 N, 105.3014 W; uncertainty 1 mi..  
Sandstone/metamorphic outcrops. Phenology: fruiting. 

Ronald L. Hartman, 40564.  7/11/1993. 		RM 599732	Barcode: RM0212407
_________________________________________________________________________

1121.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34 and I-25 interchange, ca 7 mi S of Wheatland.  Elev. 4900 ft.
T23N R68W S13 E1/2.  41.9675 N, 104.9517 W.  
Sandy slopes and stream bottom. Phenology: fruiting. 

Ronald L. Hartman, 40615.  7/11/1993. 		RM 599731	Barcode: RM0212413
_________________________________________________________________________

1122.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 2 mi E of Slater on breaks.  Elev. 4900-5300 ft.
T22N R66W S16; also N1/4 S21.  41.8783 N, 104.7867 W.  
Sandstone outcrops and sandy slopes. Phenology: fruiting. 

Ronald L. Hartman, 40682.  7/11/1993. 		RM 599730	Barcode: RM0212411
_________________________________________________________________________

1123.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole Rim: Mers Hill, ca 10 air mi E of Slater.  Elev. 4700-4950 ft.
T22N R65W S13 W1/2; and also E1/2 S14.  41.8789 N, 104.615 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandstone outcrops and sandy slopes. Phenology: fruiting. 

Ronald L. Hartman, 40796.  7/11/1993. 		RM 599729	Barcode: RM0212404
_________________________________________________________________________

1124.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 7 air mi SW of Chugwater, on breaks west of railroad.  Elev. 5900 ft.
T20N R67W S18 SW1/4.  41.7047 N, 104.9325 W; uncertainty 1 mi..  
Sandy slopes. Phenology: vegetative only. 

Ronald L. Hartman, 40928.  7/11/1993. 		RM 599728	Barcode: RM0212412
_________________________________________________________________________

1125.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Laramie County: Laramie Mountains: ca 2 air mi W of Horse Creek on limestone hogback.  Elev. 7200 ft.
T17N R70W S27 S1/2; and also N1/2 S34.  41.4169 N, 105.2211 W.  
Limestone outcrops with mountain mahogany juxtaposed with degrading granites. Phenology: fruiting. 

Ronald L. Hartman, 41008.  7/13/1993. 		RM 599727	Barcode: RM0212405
_________________________________________________________________________

1126.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: in Road Canyon at the Vallorso site and Bear Canyon Mine site, ca 5.5 air mi SW of Ludlow; ca 10.8 air mi NW of Trinidad.  Elev. 6780-7180 ft.
T32S R65W S2 W1/2.  37.2874 N, 104.6388 W.  
Pinyon-juniper-oak woodland. 

B. E. Nelson, 43931.  6/25/1998. 		RM 829402
_________________________________________________________________________

1127.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: Hatchers Pass on County Road 47.7, ca 4 air mi N of Bon Carbo; ca 12.5 air mi NW of Trinidad.  Elev. 7360-7405 ft.
T32S R65W S8 SW1/4.  37.2728 N, 104.6932 W.  
Sandy soil on roadside and fencerow in pinyon-ponderosa-oak woodland. 

B. E. Nelson, 43979.  6/24/1998. 		RM 829401
_________________________________________________________________________

1128.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rainbow Trail from Gibson to Swift creeks, ca 2.5 air mi NE of Spread Eagle Peak, ca 6 air mi W of Westcliffe.  Elev. 9100-9500 ft.
T45N R12E S13; also S24.  38.1549 N, 105.5918 W.  
Stony meadows, mixed conifer forest, and along a stream. 

B. E. Nelson, 44170.  6/27/1998. 		RM 829400
     with Charity Hall, Brian Jacobs, and Alex Morgan
_________________________________________________________________________

1129.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: Green River, ca 6 air mi S of La Barge.  Elev. 6510 ft.
T25N R112W S5 SW1/4.  42.1747 N, 110.1829 W; uncertainty 0.5 mi..  
Riverside meadows and willows. Phenology: buds. 

Thomas Cramer, 4505.  8/23/1994. 		RM 633386	Barcode: RM0214330
     with Ronald L. Hartman
_________________________________________________________________________

1130.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: just W of the Green River at the far north end of Fontenelle Reservoir; ca 5.5 air mi S of La Barge.  Elev. 6600 ft.
T25N R112W S5 NW1/4.  42.1775 N, 110.1767 W.  
Sparsely vegetated sandy slope beneath sandstone cliffs. Phenology: flowering. 

Thomas Cramer, 5026.  5/26/1995. 		RM 637981	Barcode: RM0214323
_________________________________________________________________________

1131.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Red Hill, ca 7 air mi SSE of Big Piney.  Elev. 7000-7184 ft.
T29N R111W S26 W1/4.  42.4696 N, 110.0379 W; uncertainty 1 mi..  
Sandy hilltop with sandstone outcrops and scattered sagebrush. Phenology: flowering. 

Thomas Cramer, 5305.  6/1/1995. 		RM 637980	Barcode: RM0214324
_________________________________________________________________________

1132.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: west end of Ross Ridge, ca 1.5 air mi E of New Fork and Green rivers confluence.  Elev. 6950 ft.
T30N R110W S27 South1/2.  42.5567 N, 109.9415 W; uncertainty 1 mi..  
Sandy draw sides. Phenology: flowering. 

Thomas Cramer, 5532.  6/4/1995. 		RM 637979	Barcode: RM0214325
_________________________________________________________________________

1133.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Little Colorado Desert: The Frog, ca 5.5 air mi NE of La Barge.  Elev. 6975 ft.
T27N R112W S15 SE1/4.  42.3156 N, 110.1409 W.  
Sand around sandstone outcrop with sparse sagebrush, Atriplex, Juniperus, Pinus, and Rhus. Phenology: flowering. 

Thomas Cramer, 5676.  6/5/1995. 		RM 637978	Barcode: RM0214326
_________________________________________________________________________

1134.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy River, ca 4.5 air mi SW of Farson.  Elev. 6550 ft.
T24N R107W S14 NW1/4.  42.0603 N, 109.5077 W; uncertainty 0.5 mi..  
Draw with steep sandstone sides and big sagebrush at bottom. Phenology: flowering. 

Thomas Cramer, 5828.  6/10/1995. 		RM 637977	Barcode: RM0214329
_________________________________________________________________________

1135.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Platte River Parkway, ca 0.3 air mi N of Wyo Hwy 220; ca 1 air mi S of Mills.  Elev. 5100 ft.
T33N R79W S18.  42.8292 N, 106.3719 W.  
Thickets along river and adjacent gravelly areas; canary grass common. Phenology: fruiting. 

Amy J. Roderick, 5630.  6/27/1998. 		RM 
_________________________________________________________________________

1136.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: Powell Arroyo, on County Road 69.8, NW of Trinidad.  Elev. 6100 ft.
T32S R64W S35 SE1/4.  37.2146 N, 104.5299 W.  
Riparian and pinyon-juniper. 

Brian Elliott, 1065.  6/4/1998. 		RM 829478
     with Kenneth Elliott
_________________________________________________________________________

1137.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: ca 1.5 air mi E of Marbleton.  Elev. 6900-7000 ft.
T30N R111W S28 NW1/4.  42.5567 N, 110.0764 W.  
Steep sandy hillside with Rhus and Purshia. Phenology: flowering & fruiting. 

Thomas Cramer, 6551.  6/21/1995. 		RM 637976	Barcode: RM0214327
     with Jane T. Kellett
_________________________________________________________________________

1138.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: ca 5 air mi ESE of Big Piney.  Elev. 7000 ft.
T29N R111W S11 E1/4.  42.5132 N, 110.0379 W; uncertainty 1 mi..  
Steep sandy slope at the base of sandstone cliffs. Phenology: flowering & fruiting. 

Thomas Cramer, 7481.  7/8/1995. 		RM 637975	Barcode: RM0214328
_________________________________________________________________________

1139.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: Lewis Creek, NE of junction of Colo Hwy 96 and Colo Hwy 165.  Elev. 7000 ft.
T21S R69W S28 NW1/4.  38.1956 N, 105.1089 W.  
End of road; riparian with Pinus ponderosa and Abies concolor. 

Brian Elliott, 1253.  6/10/1998. 		RM 829462
_________________________________________________________________________

1140.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Pueblo Reservoir State Park: ca 3.5 road mi W of the west entrance on Colo Hwy 96.  Elev. 5200 ft.
T20S R67W S33 SE1/4; also SW1/4 S34.  38.2677 N, 104.8929 W.  
Small grade; prairie and pinyon-juniper. 

Brian Elliott, 1306.  6/10/1998. 		RM 829473
_________________________________________________________________________

1141.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: up Berwind Canyon on County Road 40.2 from I-25 Ludlow Exit, ca 1 mi W of railroad tracks.  Elev. 6400 ft.
T31S R64W S19 NW1/4.  37.3602 N, 104.5481 W.  
Prairie, pinyon-juniper, and riparian. 

Brian Elliott, 1379.  6/10/1998. 		RM 829474
_________________________________________________________________________

1142.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: along a canyon leading into Beaver Creek, ca 0.8 air mi NW of Alva, ca 7.5 air mi ENE of Hulett.  Elev. 4100 ft.
T54N R63W S5.  44.6975 N, 104.4475 W; uncertainty 1 mi..  
Canyon rim with scattered ponderosa pine and oak. Phenology: vegetative only. 

B. E. Nelson, 11899.  9/13/1984. 		RM 371036	Barcode: RM0214460
_________________________________________________________________________

1143.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Black Haw Gulch of Grand Canyon, ca 7.3 air mi SSW of Beulah, ca 11.5 air mi ENE of Sundance.  Elev. 4200 ft.
T52N R61W S35.  44.45083 N, 104.1439 W; uncertainty 1 mi..  
South-facing slopes of the canyon under oak. Phenology: fruiting. 

B. E. Nelson, 11999.  9/16/1984. 		RM 371037	Barcode: RM0214461
_________________________________________________________________________

1144.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Belle Fourche River, ca 1.8 air mi W of Devils Tower Junction, ca 19.5 air mi NE of Moorcroft on Inyan Kara Road.  Elev. 4000 ft.
T52N R66W S13.  44.4911 N, 104.7325 W; uncertainty 1 mi..  
Sandy slope between the river and cliffs. Phenology: vegetative only. 

B. E. Nelson, 12033.  9/18/1984. 		RM 371038	Barcode: RM0214462
_________________________________________________________________________

1145.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: above Little Thunder Creek on Lynch Road just S of Wyo Hwy 450, ca 12 air mi ENE of Clareton; ca 38.5 air mi SW of Newcastle.  Elev. 4300-4400 ft.
T43N R67W S32.  43.6576 N, 104.9283 W.  
On and around sandstone outcrops. Phenology: flowering. 

B. E. Nelson, 25163.  5/24/1993. 		RM 599716	Barcode: RM0214445
_________________________________________________________________________

1146.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above a draw leading into South Fork Lone Tree Creek, off Grieves Road, ca 20.5 air mi SW of Newcastle.  Elev. 4200-4270 ft.
T43N R64W S9 NW1/4.  43.7132 N, 104.5524 W.  
On or around sandstone outcrops, buttes, or ridges in rolling grasslands. Phenology: flowering. 

B. E. Nelson, 30264.  5/17/1994. 		RM 704175	Barcode: RM0214449
_________________________________________________________________________

1147.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ridge between Stockade Beaver and Whoopup Creeks, ca 11.5 air mi SSE of Newcastle.  Elev. 4200 ft.
T43N R61W S13.  43.7053 N, 104.1308 W; uncertainty 1 mi..  
Sandstone ridge with scattered ponderosa pine and juniper. Phenology: vegetative only. 

B. E. Nelson, 8702.  7/6/1982. 		RM 371033	Barcode: RM0214463
_________________________________________________________________________

1148.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: Elk Mountains: at the South Dakota state line, ca 14 air mi SE of Newcastle.  Elev. 4900 ft.
T43N R60W S22.  43.6911 N, 104.0503 W; uncertainty 1 mi..  
Ponderosa pine slopes and small grassy openings. Phenology: fruiting. 

B. E. Nelson, 8792.  7/7/1982. 		RM 371034	Barcode: RM0214458
_________________________________________________________________________

1149.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Oak Creek drainage and ridge between Oak and Alum creeks, ca 6.5 air mi NNW of Aladdin; ca 23 air mi NNE of Sundance.  Elev. 3800 ft.
T55N R62W S36.  44.7158 N, 104.245 W; uncertainty 1 mi..  
Dry, open slopes. Phenology: vegetative only. 

B. E. Nelson, 8850.  7/9/1982. 		RM 371035	Barcode: RM0214459
_________________________________________________________________________

1150.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: San Isabel National Forest boundary: ca 0.5 mi on County Road LL-56 NW of Villa Grove.  Elev. 8900 ft.
T46N R9E S6 NW1/4.  38.2654 N, 106.0184 W.  
Prairie. 

Brian Elliott, 1519.  6/12/1998. 		RM 829475
_________________________________________________________________________

1151.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sawatch Range: on U.S. Hwy 285, ca 3 mi S of Poncha Springs.  Elev. 8200 ft.
T49N R8E S29 SE1/4; also SW1/4 S28.  38.4742 N, 106.1064 W.  
Pinyon-oak. 

Brian Elliott, 1545.  6/12/1998. 		RM 829476
_________________________________________________________________________

1152.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: 5.5 mi N of Newcastle.  Elev. 4900-5300 ft.
T46N R61W S28.  43.9359 N, 104.1885 W; uncertainty 1 mi..  
Phenology: fruiting. 

Harold F. Eppson, S59-348.  6/21/1959. 		RM 392214	Barcode: RM0214546
     with C. S. Gilbert
_________________________________________________________________________

1153.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Dugout Gulch; ca 5 air mi S of Beulah.  Elev. 4200 ft.
T52N R60W S30 NW1/4.  44.46611 N, 104.10278 W; uncertainty 0.5 mi..  
Canyon slopes on east side with Pinus ponderosa. Phenology: flowering. 

Hollis Marriott, 10960.  5/23/1989. 		RM 568644	Barcode: RM0214057
_________________________________________________________________________

1154.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountain Valley: S on Colo Hwy 69 from junction with County Road 32 just N of Hillside.  Elev. 7300 ft.
T47N R12E S22 SE1/4; also SW1/4 S23, NE1/4 S27; also NW1/4 S26.  38.3069 N, 105.6289 W.  
Open pinyon-juniper. 

Brian Elliott, 1628.  6/13/1998. 		RM 829477
_________________________________________________________________________

1155.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: U.S. Hwy 16 W of Redbird Draw, ca 8 air mi SE of Newcastle.  Elev. 4600 ft.
T44N R60W S21.  43.7777 N, 104.0697 W; uncertainty 1 mi..  
Dry, rocky slopes and draws, Minnekahta limestone; mountain mahogony scrub. Phenology: fruiting. 

Hollis Marriott, 1616.  7/23/1982. 		RM 371056	Barcode: RM0212416
     with Dennis Horning
_________________________________________________________________________

1156.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on County Road 1A, ca 0.5 mi from south edge of Cotopaxi.  Elev. 6600 ft.
T48N R12E S31 SW1/4.  38.3622 N, 105.6845 W.  
Pinyon. 

Brian Elliott, 1645.  6/13/1998. 		RM 829461
_________________________________________________________________________

1157.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Snider Ranch, upper Corral Creek drainage; ca 14 air mi W of Sundance.  Elev. 4600 ft.
T51N R65W S10 SE1/4; SW1/4 S11; also NW1/4 S14.  44.4203 N, 104.64861 W; uncertainty 2 mi..  
Pine forest. Phenology: flowering. 

Hollis Marriott, 2364.  5/27/1983. 		RM 371057	Barcode: RM0212417
_________________________________________________________________________

1158.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Kerr Gulch, ca 1 mi up road from U.S. Hwy 50, W of Cotopaxi.  Elev. 6800 ft.
T48N R11E S19 NW1/4.  38.3898 N, 105.7958 W.  
By mine site; open pinyon-juniper. 

Brian Elliott, 1696.  6/13/1998. 		RM 829460
_________________________________________________________________________

1159.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: The Brakes; ca 2.8 air mi SSE of Aladdin.  Elev. 3700 ft.
T54N R61W S35 E1/2; and 1/2 S36.  44.6272 N, 104.1389 W; uncertainty 2 mi..  
Pine forest on sandy soil; north and east-facing slopes. Phenology: flowering. 

Hollis Marriott, 2441.  5/31/1983. 		RM 371058	Barcode: RM0212418
_________________________________________________________________________

1160.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Redwater Creek, Queen Ranch, ca 7 air mi SSW of Aladdin.  Elev. 4100 ft.
T53N R62W S25 NW1/4 of; and NE1/4 of S26.  44.553 N, 104.24333 W; uncertainty 1 mi..  
Pine forest, N and W facing slopes. Phenology: flowering. 

Hollis Marriott, 2550.  5/31/1983. 		RM 371059	Barcode: RM0212419
_________________________________________________________________________

1161.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: East Creek, ca 6.5 air mi N of Alva.  Elev. 3700 ft.
T55N R63W S5 NW1/4.  44.7847 N, 104.4483 W; uncertainty 0.5 mi..  
Grassy south and east-facing slopes and ridge top. Phenology: flowering & fruiting. 

Hollis Marriott, 2808.  6/10/1983. 		RM 371060	Barcode: RM0212420
_________________________________________________________________________

1162.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 1 mi from Arkansas River crossing by cement plant on Colo Hwy 120, E of Florence.  Elev. 5100 ft.
T19S R68W S22 N1/4.  38.3832 N, 104.9851 W.  
Pinyon-juniper; riparian; very unusual soil. 

Brian Elliott, 1748.  6/13/1998. 		RM 829459
_________________________________________________________________________

1163.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountain: divide W of Alva on Wyo Hwy 24.  Elev. 4300 ft.
T54N R64W S1 NE1/4.  44.6969 N, 104.4875 W; uncertainty 1 mi..  
Grassland. Phenology: vegetative only. 

Hollis Marriott, 3063.  6/15/1983. 		RM 371061	Barcode: RM0212421
_________________________________________________________________________

1164.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: pipeline W of Bolten Creek or County Road 404, ca 9.3 air mi NE of Alcova townsite; ca 21.5 air mi SW of Casper.  Elev. 5700-5780 ft.
T30N R81W S10; also S9 and S16.  42.584 N, 106.5311 W.  
Shale and gypsum hills of sagebrush, greasewood, and rabbitbrush; draws and ridge of ponderosa pine. Phenology: fruiting. 

Amy J. Roderick, 5704.  6/28/1998. 		RM 
_________________________________________________________________________

1165.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Lytle Creek and Newton Hill, ca 8.5 air mi ESE of Devils Tower.  Elev. 4600 ft.
T53N R64W S28 SW1/4; also NW1/4 S33.  44.55083 N, 104.54861 W; uncertainty 1 mi..  
Pine-oak forest with many openings (logged). Phenology: fruiting. 

Hollis Marriott, 3315.  6/21/1983. 		RM 371062	Barcode: RM0212422
_________________________________________________________________________

1166.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Burnt Mill Road, ca 1.5 mi E of junction with County Road 221; ca 5.4 road mi E of Crow Cutoff/3R Road.  Elev. 5300 ft.
T23S R66W S9 N1/2.  38.0643 N, 104.7795 W.  
Juniper-pinyon. 

Brian Elliott, 1785.  6/13/1998. 		RM 829395
_________________________________________________________________________

1167.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: headwaters of Calvin Creek off Coal Divide, ca 7 air mi WSW of Sundance.  Elev. 5000 ft.
T51N R64W S35 NE1/4.  44.3653 N, 104.5083 W; uncertainty 1 mi..  
Grassland; south, east, and northeast-facing slopes. ( ) From field notes. Phenology: vegetative only. 

Hollis Marriott, 3579.  6/24/1983. 		RM 371063	Barcode: RM0212423
_________________________________________________________________________

1168.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Government Canyon, (T. Moore Ranch); ca 6.2 air mi NNE of Seely.  Elev. 3800 ft.
T57N R64W S30 South 1/2; N1/2 S31.  44.9019 N, 104.5881 W; uncertainty 1 mi..  
Rocky slopes and ridgetops with scattered pines and junipers. Phenology: vegetative only. 

Hollis Marriott, 4036.  7/5/1983. 		RM 371064	Barcode: RM0212424
_________________________________________________________________________

1169.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Sundance Creek; ca 8.4 air mi NE of Sundance.  Elev. 4300 ft.
T52N R62W S24 SE1/4.  44.4803 N, 104.2469 W; uncertainty 1 mi..  
Grassland and eroded slopes N of old highway 14; Spearfish shale (redbeds). Phenology: vegetative only. 

Hollis Marriott, 4449.  7/12/1983. 		RM 371065	Barcode: RM0212425
_________________________________________________________________________

1170.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: U.S. Hwy 14 near Thorn Divide, ca 1 air mi S of Carlile.  Elev. 4300 ft.
T52N R66W S20 SE1/4; also NE1/4 S29.  44.47639 N, 104.8117 W; uncertainty 1 mi..  
Deciduous thickets in north-trending draw. Phenology: fruiting. 

Hollis Marriott, 4755.  7/21/1983. 		RM 371066	Barcode: RM0212428
_________________________________________________________________________

1171.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on County Road 81.5 at railroad crossing S of Beshoar.  Elev. 6030 ft.
T33S R63W S12 SE1/4.  37.1854 N, 104.4029 W.  
Prairie-grassland with Sarcobatus. Phenology: fruiting. 

Brian Elliott, 2003.  6/16/1998. 		RM 829458
_________________________________________________________________________

1172.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: U.S. Hwy 16 just W of South Dakota, ca 9.5 air mi SE of Newcastle.  Elev. 4500 ft.
T44N R60W S27 SW1/4.  43.763 N, 104.0497 W; uncertainty 1 mi..  
Mountain mahogany scrub on ridgetop and northeast-facing slope, rocky soil (Minnekahta limestone). Phenology: flowering. 

Hollis Marriott, 6121.  5/16/1984. 		RM 371067	Barcode: RM0212427
_________________________________________________________________________

1173.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: near Clifton W of Clifton Canyon, ca 16 air mi SSE of Newcastle.  Elev. 4000 ft.
T42N R60W S5.  43.6478 N, 104.0914 W; uncertainty 1 mi..  
Ponderosa pine forest on sandstone ridge W of canyon. Phenology: flowering. 

Hollis Marriott, 6165.  5/16/1984. 		RM 371068	Barcode: RM0214058
_________________________________________________________________________

1174.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on County Road 113.0, ca 1/4 mi S of junction with County Road 8.8, W of Trinchera.  Elev. 6100 ft.
T34S R60W S34 NW1/4.  37.0398 N, 104.1127 W.  
East side of road; open prairie with Quercus. 

Brian Elliott, 2056.  6/16/1998. 		RM 829456
_________________________________________________________________________

1175.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: Stockade Beaver Creek drainage between Sherwood and Sheldon Canyons; ca 6 air mi ENE of Newcastle.  Elev. 4700 ft.
T45N R60W S17 S1/2.  43.87889 N, 104.08583 W; uncertainty 1 mi..  
Grassland (grazed) in bottom of draw above spring. Phenology: flowering & fruiting. 

Hollis Marriott, 6507.  6/4/1984. 		RM 371069	Barcode: RM0214053
_________________________________________________________________________

1176.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Inyan Kara Creek drainage off Norris Divide, ca 14 air mi SW of Sundance.  Elev. 4400 ft.
T49N R64W S5; also S6.  44.26 N, 104.56833 W; uncertainty 2 mi..  
Ponderosa pine forest on north and northwest-facing slopes. Phenology: flowering. 

Hollis Marriott, 6624.  6/7/1984. 		RM 371070	Barcode: RM0214054
_________________________________________________________________________

1177.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: U.S. Hwy 85 just N of Red Butte; ca 4 air mi SSW of Four Corners.  Elev. 5500 ft.
T47N R61W S27 E1/2.  44.0242 N, 104.1681 W; uncertainty 1 mi..  
Draw in grassland with juniper, pine, and chokecherry. Phenology: fruiting. 

Hollis Marriott, 7446.  6/27/1984. 		RM 371071
_________________________________________________________________________

1178.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: junction of Ute Pass Road with Forest Road 857 at Columbia Gulch; off U.S. Hwy 285, W of Villa Grove.  Elev. 8800 ft.
T46N R8E S28 SW1/4; also NW1/4 S33.  38.2102 N, 106.0926 W.  
Ponderosa pine. 

Brian Elliott, 2162.  6/18/1998. 		RM 829455
_________________________________________________________________________

1179.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: Copper Butte vicinity, on BLM Road 5300, N of U.S. Hwy 285, E of Saguache.  Elev. 8200 ft.
T45N R8E S13 SE1/4; also NE1/4 S23 and NW1/4 S24.  38.1549 N, 106.037 W.  
Grassland with Opuntia. 

Brian Elliott, 2185.  6/18/1998. 		RM 829464
_________________________________________________________________________

1180.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: West Plum Creek ca 1 mi N of confluence with East Plum Creek, ca 8 air mi NNW of Newcastle.  Elev. 4700 ft.
T46N R62W S14.  43.9661 N, 104.2678 W; uncertainty 1 mi..  
Aspen stand. Phenology: fruiting. 

Hollis Marriott, 8430.  8/2/1984. 		RM 371072	Barcode: RM0214056
_________________________________________________________________________

1181.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Black Hills: Stockade Beaver Creek just above confluence with Parmlee Canyon, ca 4.5 air mi SE of Four Corners.  Elev. 5400 ft.
T47N R60W S29 SE1/4.  44.0247 N, 104.0875 W; uncertainty 1 mi..  
Henry Mason's grave. Phenology: fruiting. 

Hollis Marriott, 8606.  8/4/1984. 		RM 371073	Barcode: RM0212426
     with Dennis Horning
_________________________________________________________________________

1182.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: W of Belle Fourche River, ca 1 road mi S of U.S. Hwy 16.  Elev. 4100 ft.
T50N R68W S35.  44.2708 N, 104.9931 W; uncertainty 1 mi..  
Dry sagebrush plains. Phenology: flowering. 

Keith H. Dueholm, 1283.  5/23/1978. 		RM 322271	Barcode: RM0214485
     with Ronald L. Hartman
_________________________________________________________________________

1183.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: 7 road mi S of Stroner.  Elev. 4200 ft.
T54N R68W S10.  44.67778 N, 105.0142 W; uncertainty 1 mi..  
Rocky slope. Phenology: flowering. 

Keith H. Dueholm, 1314.  5/24/1978. 		RM 322287	Barcode: RM0214573
     with Ronald L. Hartman
_________________________________________________________________________

1184.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ca 9 air mi WSW of Upton.  Elev. 4400 ft.
T47N R66W S21.  44.0383 N, 104.79056 W; uncertainty 1 mi..  
Rocky ridge, sandstone outcrops; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 4796.  7/24/1978. 		RM 322283	Barcode: RM0214410
_________________________________________________________________________

1185.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ca 2.5 air mi S of Clareton.  Elev. 4300 ft.
T43N R65W S31; also S32.  43.6617 N, 104.7092 W; uncertainty 2 mi..  
Plains along right-of-way, sandstone outcrops, ditch; outcrops. Phenology: vegetative only. 

Keith H. Dueholm, 6039.  8/14/1978. 		RM 322270	Barcode: RM0214484
_________________________________________________________________________

1186.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ca 11 air mi SSE of Newcastle.  Elev. 4000 ft.
T43N R61W S24; also S25.  43.6911 N, 104.1308 W; uncertainty 2 mi..  
Sagebrush plain, clay slopes, draws; draw, slopes. Phenology: fruiting. 

Keith H. Dueholm, 7078.  6/19/1979. 		RM 331339	Barcode: RM0214423
_________________________________________________________________________

1187.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ca 8 air mi NNE of Morrisey.  Elev. 4000 ft.
T42N R62W S17; also S18.  43.6172 N, 104.33 W; uncertainty 2 mi..  
Sandy plains, sandstone outcrops, draw; draw. Phenology: fruiting. 

Keith H. Dueholm, 7317.  6/23/1979. 		RM 331332	Barcode: RM0214574
_________________________________________________________________________

1188.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: over BLM boundary on U.S. Hwy 50, W of Parkdale.  Elev. 6000 ft.
T18S R72W S14 SW1/4.  38.4832 N, 105.4117 W.  
Riparian and pinyon-juniper. 

Brian Elliott, 2428.  6/22/1998. 		RM 829463
_________________________________________________________________________

1189.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: 5-6 mi NE of Aladdin.  Elev. 9300 ft.
T54N R60W S17 SW1/4 of NE1/4.  44.6731 N, 104.0771 W; uncertainty 0.25 mi..  
Occasional in open grassland near ponderosa pine breaks. Phenology: vegetative only. 

Ronald G. Schreibeis, AL-46.  7/27/1976. 		RM 304794	Barcode: RM0212389
_________________________________________________________________________

1190.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Devils Tower National Monument: draw paralleling main road to visitor center.  Elev. 4000 ft.
T53N R66W S12.  44.59333 N, 104.7303 W; uncertainty 1 mi..  
Ponderosa pine understory and sandstone outcrops. Phenology: fruiting. 

Ronald L. Hartman, 13643.  7/16/1981. 		RM 371040	Barcode: RM0212436
     with Hollis Marriot and Gael Fonken
_________________________________________________________________________

1191.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Devils Tower National Monument: summit of Devils Tower.  Elev. 5100 ft.
T53N R65W S7.  44.59306 N, 104.71 W; uncertainty 1 mi..  
Phonolite porphyry substrate; dominats include Artemisia tridentata, Koeleria, Opuntia polyacantha, Muhlenbergia, Ribes, Rhus, Artemisia frigida, and Agropyron spicatum. Phenology: fruiting. 

Ronald L. Hartman, 13706.  7/18/1981. 		RM 371039	Barcode: RM0214396
     with Hollis Marriot
_________________________________________________________________________

1192.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: Little Missouri River: ca 21 air mi NNE of Hulett.  Elev. 3500 ft.
T58N R64W S36.  44.9744 N, 104.48472 W; uncertainty 1 mi..  
River bottoms, hay field margins, and ash woodlands; river bottom. Phenology: fruiting. 

Ronald L. Hartman, 15830.  7/11/1983. 		RM 371041	Barcode: RM0212435
_________________________________________________________________________

1193.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Belle Fourche River: ca 16 air mi NE of Alva.  Elev. 3250 ft.
T56N R61W S6.  44.8725 N, 104.2244 W; uncertainty 1 mi..  
Shale bluffs, river bottoms, and sagebrush plains above; plains. Phenology: fruiting. 

Ronald L. Hartman, 15842.  7/11/1983. 		RM 371042	Barcode: RM0212433
_________________________________________________________________________

1194.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 7 air mi N of Hulett.  Elev. 4100-4200 
T55N R65W S1.  44.7844 N, 104.6103 W; uncertainty 1 mi..  
Oak woodlands, sandstone rimrock and sandy lower slopes, prairies, and shaded ravines; rimrock. Phenology: fruiting. 

Ronald L. Hartman, 15935.  7/12/1983. 		RM 371043	Barcode: RM0212440
_________________________________________________________________________

1195.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Bible Rock S of County Road 320, ca 9.2 air mi S of Medicine Bow townsite.  Elev. 6020-7240 ft.
T21N R78W S28.  41.7621 N, 106.1781 W.  
Sagebrush-grassland leading into north-facing slope of mountain mahogany and snowberry. Phenology: fruiting. 

Amy J. Roderick, 5779.  7/6/1998. 		RM 
_________________________________________________________________________

1196.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 2 air mi NE of Aladdin.  Elev. 3600 ft.
T54N R61W S22.  44.6567 N, 104.1592 W; uncertainty 1 mi..  
Prairie, sandstone outcrops, and dry drainage; prairie. Phenology: fruiting. 

Ronald L. Hartman, 16257.  7/15/1983. 		RM 371046	Barcode: RM0212434
_________________________________________________________________________

1197.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 3 air mi NNE of Beulah.  Elev. 3500 ft.
T53N R60W S16; also S17.  44.58306 N, 104.0578 W; uncertainty 2 mi..  
Prairie and breaks with dry stream; sandy slope. Phenology: fruiting. 

Ronald L. Hartman, 16404.  7/16/1983. 		RM 371047	Barcode: RM0214397
_________________________________________________________________________

1198.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: ridge between Beaver Creek and the Belle Fourche River, ca 5 air mi NNW of Alva.  Elev. 3800 ft.
T55N R64W S13.  44.7553 N, 104.48833 W; uncertainty 1 mi..  
Sandy ridge with ponderosa pine woodlands and prairies; prairie. Phenology: fruiting. 

Ronald L. Hartman, 16447.  7/18/1983. 		RM 371048	Barcode: RM0212415
_________________________________________________________________________

1199.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: 9.5 air mi E of Sundance.  Elev. 4600 ft.
T51N R61W S21.  44.395 N, 104.1833 W; uncertainty 1 mi..  
Ponderosa pine slopes, stream bottom, and meadow; rocky ridge. Phenology: fruiting. 

Ronald L. Hartman, 17588.  7/9/1984. 		RM 371049	Barcode: RM0214393
_________________________________________________________________________

1200.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Boundary Gulch, ca 6 air mi S of Beulah.  Elev. 4300 ft.
T52N R60W S28.  44.4661 N, 104.0622 W; uncertainty 1 mi..  
Moist stream bottom with Pinus ponderosa dominated sandy slopes; wooded slopes. Phenology: fruiting. 

Ronald L. Hartman, 17718.  7/11/1984. 		RM 371050	Barcode: RM0214394
_________________________________________________________________________

1201.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: W of I-25 at Exit 2 (Wooten exit).  Elev. 7080 ft.
37.6444 N, 104.5014 W.  
Dirt road west of freeway at small bridge; riparian with Quercus gambellii. 

Brian Elliott, 2569.  6/24/1998. 		RM 829406
_________________________________________________________________________

1202.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Green Mountain, ca 3 air mi E of Sundance.  Elev. 4800 ft.
T51N R62W S8; also S17.  44.4219 N, 104.32611 W; uncertainty 2 mi..  
Plains with outcrops of Chugwater red beds, Pinus ponderosa covered mountain slopes and summit, and moist shaded limestone canyon; partly wooded slope. Phenology: fruiting. 

Ronald L. Hartman, 17879.  7/11/1984. 		RM 371051	Barcode: RM0214395
_________________________________________________________________________

1203.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Buckley Canyon, ca 10.5 air mi SE of Sundance.  Elev. 5300 ft.
T50N R61W S19; also S20.  44.30472 N, 104.2225 W; uncertainty 2 mi..  
Wooded ridge (Pinus ponderosa) with sandstone outcrops, sandy slopes, and meadow; sandy slope. Phenology: fruiting. 

Ronald L. Hartman, 18116.  7/13/1984. 		RM 371052	Barcode: RM0212437
_________________________________________________________________________

1204.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 4 air mi NW of summit of Inyan Kara Mountain.  Elev. 4800 ft.
T49N R63W S16.  44.23111 N, 104.42667 W; uncertainty 1 mi..  
Sagebrush slopes on red beds with moist drainage. Phenology: fruiting. 

Ronald L. Hartman, 18319.  7/15/1984. 		RM 371053	Barcode: RM0212414
_________________________________________________________________________

1205.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 7.5 air mi SE of Sundance.  Elev. 4900 ft.
T50N R62W S11 NE1/4.  44.3344 N, 104.2633 W; uncertainty 1 mi..  
Pinus ponderosa covered ridge and open sandy slopes. Phenology: fruiting. 

Ronald L. Hartman, 18349.  7/15/1984. 		RM 371054	Barcode: RM0212438
_________________________________________________________________________

1206.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: lower slopes of Hooker Peak and plains to the NW, 7-8 air mi SSE of Sundance.  Elev. 5100 ft.
T50N R62W S16; also S22.  44.3197 N, 104.3044 W; uncertainty 2 mi..  
Plains, Pinus ponderosa wooded slopes, moist open drainages and stock pond; plains and open slopes with some limestone outcrops. Phenology: fruiting. 

Ronald L. Hartman, 18516.  7/17/1984. 		RM 371055	Barcode: RM0212439
_________________________________________________________________________

1207.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: at base of TV Hill, ca 1.5 mi N on County Road 63.1 from Exit 30 on I-25.  Elev. 6350 ft.
T30S R65W S36 NW1/4.  37.3908 N, 104.6194 W.  
Pinyon-juniper/prairie transition. 

Brian Elliott, 264.  5/25/1998. 		RM 829396
_________________________________________________________________________

1208.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: breaks near Belle Fourche River, ca 6.5 air mi due S of U.S. Hwy 16 at Donkey Creek Oil Field Road turnoff.  Elev. 4500 ft.
T49N R68W S30; also S31.  44.1992 N, 105.0731 W; uncertainty 2 mi..  
Breaks and adjacent plains dominated by Artemisia; rocky slope. Phenology: flowering. 

Ronald L. Hartman, 5356.  5/23/1978. 		RM 322306	Barcode: RM0214391
     with Keith Dueholm
_________________________________________________________________________

1209.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: ca 6 road mi S of Stroner.  Elev. 4100 ft.
T54N R68W S3.  44.69222 N, 105.0142 W; uncertainty 1 mi..  
Low hills dissected by shallow canyons; rocky slope. Phenology: flowering & fruiting. 

Ronald L. Hartman, 5386.  5/24/1978. 		RM 322289	Barcode: RM0214392
     with Keith Dueholm
_________________________________________________________________________

1210.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ca 4 air mi SSE of Rochelle.  Elev. 4200 ft.
T41N R67W S7; also S8.  43.5466 N, 104.9461 W; uncertainty 2 mi..  
Ridge and slopes. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6735.  6/20/1978. 		RM 322275	Barcode: RM0214560
     with Keith H. Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

1211.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, McKean Site.  Elev. 4200 ft.
T51N R66W S31.  44.3589 N, 104.8317 W; uncertainty 1 mi..  
Pine ridge. Phenology: vegetative only. 

W. Latady, 5.  6/7/1984. 		RM 371044	Barcode: RM0214471
_________________________________________________________________________

1212.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, McKean site.  Elev. 4200 ft.
T51N R66W S31.  44.3589 N, 104.8317 W; uncertainty 1 mi..  
Pine ridge. Phenology: vegetative only. 

William Latady, 92.  6/8/1984. 		RM 371045	Barcode: RM0214470
_________________________________________________________________________

1213.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: at Cokedale Road W of Trinidad on Colo Hwy 12.  Elev. 6400 ft.
T33S R65W S25 NW1/4.  37.1418 N, 104.6206 W.  
Top of hill to east; pinyon-juniper. 

Brian Elliott, 2749.  6/27/1998. 		RM 829405
_________________________________________________________________________

1214.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest boundary: N on Gardener Road or County Road 63.4, W of Walsenburg.  Elev. 7900 ft.
T25S R70W S10 South1/2.  37.8892 N, 105.2004 W.  
Pinus ponderosa. 

Brian Elliott, 2873.  6/27/1998. 		RM 829404
_________________________________________________________________________

1215.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Hills E of Laramie.  Elev. 7300-8300 ft.
T15N R72W S16.  
Phenology: fruiting. 

B. C. Buffum, s.n..  6/21/1891. 		RM 169
_________________________________________________________________________

1216.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: E of Sage Creek at the forest-Crow Indian Reservation boundary, ca 19 air mi ESE of Bridger.  Elev. 5420-5720 ft.
T7S R26E S19 NE1/4.  45.2175 N, 108.5729 W to 45.217 N, 108.5788 W; uncertainty 0.5 mi., GPS reading.  
Sandy slopes with outcrops, with juniper, Douglas fir, and limber pine, much of which was dead. Phenology: flowering. 

B. E. Nelson, 73990.  6/10/2008. 		RM 
_________________________________________________________________________

1217.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Bighorn Basin: Gypsum Creek and vicinity S of Helt or BLM Road 1016, ca 28.5 air mi SE of Bridger.  Elev. 5160-5280 ft.
T9S R27E S18.  45.054 N, 108.464 W; uncertainty 1 mi., GPS reading.  
Stony sagebrush flats along and above the arroyo. Phenology: fruiting. 

B. E. Nelson, 74149.  6/13/2008. 		RM 
_________________________________________________________________________

1218.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Pryor Mountain National Wild Horse Range: on Burnt Timber or BLM Road 1018, ca 1.5 air E mi of Crooked Creek, ca 33 air mi SE of Bridger.  Elev. 4960-5080 ft.
T9S R27E S24 NE1/4.  45.0425 N, 108.357 W; uncertainty 0.5 mi., GPS reading.  
Sandstone-limestone pavement with sandy areas and adjacent rocky slopes. Phenology: fruiting. 

B. E. Nelson, 74259.  6/16/2008. 		RM 
_________________________________________________________________________

1219.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Pryor Mountain National Wild Horse Range: on Sykes Ridge or BLM Road 1019 at the state line, ca 37 air mi SE of Bridger.  Elev. 4640-4720 ft.
T9S R28E S33 NE1/4.  45.0145 N, 108.2925 W; uncertainty 0.5 mi., GPS reading.  
Mountain mahogany shrubland with scattered juniper on sandstone-limestone pavement with sandy areas. Phenology: fruiting. 

B. E. Nelson, 74323.  6/16/2008. 		RM 
_________________________________________________________________________

1220.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Bighorn Basin: along Sage Creek Road, ca 9.5 air mi SE of Bridger.  Elev. 4540-4740 ft.
T7S R24E S21 SW1/4.  45.2084 N, 108.796 W; uncertainty 0.5 mi., GPS reading.  
Rocky limestone slopes and pavement on top of hill above red beds, dominated by black sagebrush and western wheatgrass with limber and ponderosa pines on top. Phenology: fruiting. 

B. E. Nelson, 74486.  6/19/2008. 		RM 
_________________________________________________________________________

1221.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Bighorn Basin: mouth of Inferno Canyon at the west base of the Pryor Mountains, ca 2 air mi E of Rail Bed Road, ca 18 air mi SE of Bridger.  Elev. 4880-5020 ft.
T8S R25E S15 SE1/4.  45.1376 N, 108.6436 W; uncertainty 0.5 mi., GPS reading.  
Patchy blue grama-sagebrush in sandy canyon bottom. Phenology: flowering. 

B. E. Nelson, 74489.  6/22/2008. 		RM 
_________________________________________________________________________

1222.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Bear Canyon and vicinity, ca 25 air mi SE of Bridger.  Elev. 5340-5400 ft.
T9S R26E S3.  45.088 N, 108.522 W; uncertainty 0.5 mi., GPS reading.  
Bushy, weedy canyon bottom. Phenology: flowering. 

B. E. Nelson, 74572.  6/22/2008. 		RM 
_________________________________________________________________________

1223.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: Sage Creek Campground and vicinity on Sage Creek, ca 19 air mi ESE of Bridger.  Elev. 5520-5680 ft.
T7S R26E S20 NW1/4.  45.2117 N, 108.5521 W; uncertainty 0.5 mi., GPS reading.  
Southerly-facing slope with Elymus spicatus and occasional limber pine and juniper on limestone. Phenology: fruiting. 

B. E. Nelson, 74990.  7/14/2008. 		RM 
_________________________________________________________________________

1224.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Bighorn Basin: hill complex between Bridger and South Fork Bridger creeks off the Sage Creek Road, ca 7 air mi SE of Bridger.  Elev. 4060-4470 ft.
T7S R24E S19 N1/2.  45.2176 N, 108.833 W to 45.2126 N, 108.836 W; uncertainty 0.25 mi., GPS reading.  
Rocky clay slopes, badlands, and hogbacks of Morrison formation with Elymus spicatus, sagebrush, scattered limber pine and juniper. Phenology: fruiting. 

B. E. Nelson, 75158.  7/14/2008. 		RM 
_________________________________________________________________________

1225.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Bighorn Basin: along a tributary of South Fork Bridger Creek just W of Pryor Mountain Road, ca 8 air mi SE of Bridger.  Elev. 4140-4340 ft.
T7S R24E S20 SW1/4.  45.207 N, 108.8155 W; uncertainty 0.5 mi., GPS reading.  
Along stream through redbeds and adjacent wet to dry meadows dominated by Glycyrrhiza. Phenology: vegetative only. 

B. E. Nelson, 76417.  8/15/2008. 		RM 
_________________________________________________________________________

1226.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest boundary on the North Fork Road off Colo Hwy 12; road to Purgatory Campground.  Elev. 9200 ft.
T32S R69W S23 SW1/4; (and to the W into unsurveyed land).  37.2437 N, 105.0741 W.  
Riparian; aspen-oak-Abies. 

Brian Elliott, 366.  5/27/1998. 		RM 829508
_________________________________________________________________________

1227.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: on County Road 255 or Oak Grade Road, ca 10 road mi from Silver Cliff; before Dead Mule Gulch crossing.  Elev. 7900 ft.
T21S R71W S17 NW1/4.  38.2248 N, 105.3468 W.  
Pinyon-juniper. 

Brian Elliott, 421.  5/27/1998. 		RM 829507
_________________________________________________________________________

1228.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: County Road C above Carrizo Creek, ca 2 air mi W of Little Black Mesa and ca 1 air mi N of Oklahoma, ca 33.5 air mi SW of Springfield.  Elev. 4420-4470 ft.
T35S R50W S12 NE1/4.  37.0123 N, 102.9786 W; GPS Reading.  
Slopes with sandstone and with scattered pinyon and juniper. Phenology: flowering & fruiting. 

B. E. Nelson, 71837.  6/14/2007. 		RM 
     with Bernadette Kuhn
_________________________________________________________________________

1229.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Kansas, Morton County: Cimarron National Grassland: Point of Rocks and along the Santa Fe Trail and vicinity above the Cimarron River, ca 2.5 air mi W of Kan Hwy 27, ca 7 air mi NNW of Elkhart.  Elev. 3430-3540 ft.
T34S R43W S12 E1/2.  37.1042 N, 101.9383 W; GPS Reading.  
Chalky cliffs, sandstone cliffs, and slopes below. Phenology: flowering & fruiting. 

B. E. Nelson, 72188.  6/18/2007. 		RM 
_________________________________________________________________________

1230.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Sand Canyon, ca 0.5 air mi N of Oklahoma, ca 15.5 air mi WSW of Campo.  Elev. 4250-4260 ft.
T35S R48W S9 SW1/4.  37.0079 N, 102.8303 W; GPS Reading.  
Mature cottonwood forest with scattered juniper on sand or sandy silt substrate. Phenology: fruiting. 

B. E. Nelson, 72346.  6/20/2007. 		RM 
_________________________________________________________________________

1231.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Ute Canyon, ca 0.5 mi W of County Road 28, ca 5.5-6 air mi S of Campo.  Elev. 4150-4180 ft.
T35S R46W S3 W1/2.  37.0182 N, 102.5902 W; GPS Reading.  
Shallow valley with scattered sandstone cliffs. Phenology: fruiting. 

B. E. Nelson, 72422.  6/21/2007. 		RM 
     with Bernadette Kuhn
_________________________________________________________________________

1232.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Holt Canyon, ca 1 air mi N of Oklahoma, ca 12.5 air mi SW of Campo.  Elev. 4270-4300 ft.
T35S R48W S12 NW1/4.  37.0141 N, 102.7736 W to 37.0133 N, 102.776 W to 37.0149 N, 102.7721 W; GPS Reading.  
Broad canyon bottom. Phenology: flowering & fruiting. 

B. E. Nelson, 72455.  6/21/2007. 		RM 
     with Bernadette Kuhn
_________________________________________________________________________

1233.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 4 air mi E of Colo Hwy 109, ca 8 air mi SE of La Junta.  Elev. 4440-4480 ft.
T25S R54W S9 E1/2.  37.889 N, 103.4572 W to 37.8867 N, 103.4547 W; GPS Reading.  
Clayey slopes below sandstone caprock. Phenology: flowering & fruiting. 

B. E. Nelson, 72480.  6/23/2007. 		RM 
     with Bernadette Kuhn
_________________________________________________________________________

1234.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Cave Spring and below just off Holt Canyon, just N of Oklahoma, ca 13 air mi SW of Campo.  Elev. 4250 ft.
T35S R48W S13 NW1/4.  37.0005 N, 102.7748 W; GPS Reading.  
Riparian area in canyon bottom. Phenology: fruiting. 

B. E. Nelson, 72589.  6/24/2007. 		RM 
     with Bernadette Kuhn
_________________________________________________________________________

1235.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Prowers County: Comanche National Grassland: Two Buttes.  Elev. 4369 ft.
T27S R46W S35.  37.6569 N, 102.5471 W; GPS Reading.  
Steep slopes with Opuntia and Bouteloua. Phenology: fruiting. 

Bernadette Kuhn, 690.  6/6/2007. 		RM 
_________________________________________________________________________

1236.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Picture Canyon, ca 28.5 air mi SSW of Springfield.  Elev. 4284 ft.
T35S R47W S7.  37.0123 N, 102.7445 W; GPS Reading.  
Lush canyon with Salix-dominated wet draw.  Canyon rim dominated by Juniperus. Shortgrass prairie with Yucca sp., Opuntia sp., and Buchloë dactyloides; grazed. Phenology: fruiting. 

Bernadette Kuhn, 806.  6/7/2007. 		RM 
_________________________________________________________________________

1237.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Kansas, Morton County: Cimarron National Grassland: at Recreation Area along the Cimarron River, 9.5 mi NNE of Elkhart.  Elev. 3405 ft.
T33S R41W S31.  37.1357 N, 101.8231 W; GPS Reading.  
Cottonwood gallery forest along the river with large stands of Tamarix; sandy soil. Phenology: fruiting. 

Bernadette Kuhn, 1096.  6/11/2007. 		RM 
_________________________________________________________________________

1238.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Canyon.  Elev. 4796 ft.
T35S R49W S26.  37.1409 N, 103.0067 W; GPS Reading.  
Lush canyon dominated by Rhus aromatica. Phenology: flowering. 

Bernadette Kuhn, 1203.  6/13/2007. 		RM 
_________________________________________________________________________

1239.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Work Center, ca 7.5 air mi S of Springfield.  Elev. 4350 ft.
T32S R46W S4; also T31S R46W S33.  37.301 N, 102.607 W; GPS Reading.  
Old home site surrounded by shortgrass prairie; scattered Juniperus and Ulmus. Phenology: fruiting. 

Bernadette Kuhn, 1713.  6/26/2007. 		RM 
_________________________________________________________________________

1240.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Potato Butte, ca 14.5 air mi SE of Kim.  Elev. 5360 ft.
T35S R51W S14.  37.1735 N, 103.1078 W; GPS Reading.  
Small pools below butte; dominated by Rhus aromatica, Bouteloua spp., and Elymus spp. Phenology: fruiting. 

Bernadette Kuhn, 1838.  6/28/2007. 		RM 
     with Kelly Kindscher
_________________________________________________________________________

1241.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Cottonwood Creek, ca 16.5 air mi SE of Kim.  Elev. 4857 ft.
T35S R50W S30.  37.143 N, 103.085 W; GPS Reading.  
Lush creek side with Quercus x undulata, Rhus aromatica, and Populus deltoides. Phenology: fruiting. 

Bernadette Kuhn, 1895.  6/28/2007. 		RM 
     with Kelly Kindscher
_________________________________________________________________________

1242.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Soldier Canyon, ca 11 air mi W of Pritchett.  Elev. 5100 ft.
T31S R50W S5.  37.3745 N, 103.05801 W; GPS Reading.  
Rim of canyon dominated by Opuntia imbricata and Bouteloua spp. Phenology: fruiting. 

Bernadette Kuhn, 1946.  6/29/2007. 		RM 
_________________________________________________________________________

1243.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 1.5 mi E on Gulch or County Road 28, N of Westcliffe.  Elev. 7100 ft.
T20S R73W S5 SW1/4.  38.3423 N, 105.5614 W.  
By a small spring; pinyon-juniper, lower end for ponderosa; riparian. 

Brian Elliott, 456.  5/27/1998. 		RM 829506
_________________________________________________________________________

1244.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Higbee Canyon, ca 14 air mi SSE of La Junta.  Elev. 4313 ft.
T26S R54W S17.  37.7839 N, 103.4852 W to 37.7855 N, 103.4843 W; GPS Reading.  
Canyon dominated by Bouteloua gracilis, Bouteloua curtipendula, and scattered Populus deltoides. Phenology: fruiting. 

Bernadette Kuhn, 2402.  7/9/2007. 		RM 
_________________________________________________________________________

1245.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Southeastern Colorado Research Station, 7.5 mi WSW of Springfield.  Elev. 4629 ft.
T31S R47W S6; also S7.  37.3691 N, 102.7428 W; GPS Reading.  
House site and pasture dominated by Aristida sp. and Buchloë dactyloides. Phenology: fruiting. 

Bernadette Kuhn, 2814.  8/3/2007. 		RM 
_________________________________________________________________________

1246.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Canyon, ca 28.5 air mi SW of Springfield.  Elev. 4817 ft.
T35S R50W S27 E1/2.  37.1439 N, 103.0153 W; GPS Reading.  
Lush canyon dominated by Rhus aromatica and Yucca glauca. Phenology: fruiting. 

Bernadette Kuhn, 2836.  8/4/2007. 		RM 
     with Amy Tomson
_________________________________________________________________________

1247.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Creek, Carrizo Canyon, ca 29 air mi SW of Springfield.  Elev. 4755 ft.
T33S R50W S27 South1/2; also N1/2 S34.  37.1348 N, 103.0167 W; GPS Reading.  
Near picnic area along creek. Hillside and lush creek banks. Uplands dominated by Bouteloua spp. and scattered Rhus aromatica. Creek banks with Salix exigua and Typha. Phenology: fruiting. 

Bernadette Kuhn, 2888.  8/4/2007. 		RM 
     with Amy Tomson
_________________________________________________________________________

1248.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Purgatoire River Valley, ca 26 air mi SSW of La Junta.  Elev. 4498 ft.
T28S R55W S24 SW1/4.  37.5996 N, 103.6287 W; GPS Reading.  
In river valley dominated by Bouteloua sp, Opuntia sp., and scattered Juniperus sp. Phenology: fruiting. 

Bernadette Kuhn, 3015.  8/6/2007. 		RM 
     with Joe Rankin
_________________________________________________________________________

1249.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Iron Canyon, ca 27 air mi S of La Junta.  Elev. 4939 ft.
T28S R56W S14 SE1/4; also SW1/4 S13.  37.6027 N, 103.6456 W; GPS Reading.  
Canyon with sandy soil and Juniperus monosperma. Phenology: flowering & fruiting. 

Bernadette Kuhn, 3500.  8/13/2007. 		RM 
     with Joe Rankin
_________________________________________________________________________

1250.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogal Canyon area, ca 14-15 air mi S of La Junta, ca 3 air mi W of Higbee.  Elev. 4350 ft.
T26S R55W S24 E1/2; also T26S R54W W1/2 S19.  37.7649 N, 103.5133 W; GPS Reading.  
Dry, rocky sandstone hills, open juniper woodland. Phenology: fruiting. 

Brian Elliott, 11791.  9/20/2003. 		RM 
_________________________________________________________________________

1251.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: 3/4 mi N of Picture Canyon Picnic Area, ca 2 mi N of Oklahoma, ca 10.5 mi SW of Campo.  Elev. 4300 ft.
T35S R47W S6 NE1/4.  37.0255 N, 102.7475 W; GPS Reading.  
Sandstone bluffs, hills, cliffs, and canyons. Phenology: fruiting. 

Brian Elliott, 11993.  10/4/2003. 		RM 
_________________________________________________________________________

1252.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 16 mi S of La Junta, ca 5 mi W of Vogel Canyon on bluffs above the junction of Forest Road 350 and Rourke Road.  Elev. 4800 ft.
T26S R55W S19 SW1/4; also NE1/4 S30.  37.7579 N, 103.6195 W; GPS Reading.  
On an east-west ridge with limestone soil; with scattered juniper and Yucca glauca in Oryzopsis-Hilaria grassland. Phenology: fruiting. 

Brian Elliott, 13044.  5/15/2004. 		RM 
_________________________________________________________________________

1253.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 8 air mi WSW of Springfield, Carrizo Workcenter (Southeastern Colorado Research Center).  Elev. 4620 ft.
T31S R47W S6.  37.368 N, 102.7431 W; GPS Reading.  
Workcenter yard and windbreaks. Phenology: flowering. 

Ronald L. Hartman, 84814.  5/25/2007. 		RM 
     with Bernadette Kuhn, Laura E. Lukas
_________________________________________________________________________

1254.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 5.5 air mi S of Kim.  Elev. 5555 ft.
T33S R53W S16.  37.1637 N, 103.3697 W; GPS Reading.  
Rolling grasslands, sandstone outcrops, and roadside. Phenology: flowering. 

Ronald L. Hartman, 84982.  5/26/2007. 		RM 
     with Bernadette Kuhn, Laura E. Lukas
_________________________________________________________________________

1255.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogal Canyon, from trail head to south end at fence line.  Elev. 4290-4390 ft.
T26S R54W S19; also W1/4 S30 and T26S R55W E1/4 S24.  37.7702 N, 103.5131 W; GPS Reading.  
Pinyon-juniper canyonland, sandstone; with willow and cottonwood thickets near fence. Phenology: fruiting. 

Ronald L. Hartman, 85060.  5/28/2007. 		RM 
     with Bernadette Kuhn, Laura E. Lukas
_________________________________________________________________________

1256.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland: along and adjacent to Tobe Creek, ca 1.2 mi S of Tobe and U.S. Hwy 160; ca 14 mi SE of Kim.  Elev. 5765 ft.
T33S R55W S5 NW1/4.  37.201 N, 103.6138 W; GPS Reading.  
Shortgrass prairie and riparian. Phenology: fruiting. 

Brian Elliott, 12086.  10/5/2003. 		RM 
_________________________________________________________________________

1257.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: Rock Waterhole, ca 22.3 air mi S of La Junta.  Elev. 4560 ft.
T27S R55W S29.  37.6691 N, 103.5991 W; NAD 83, , GPS reading.  
Five pools in sandstone outcrops. Phenology: flowering. 

Bernadette Kuhn, 3838.  4/20/2008. 		RM 
     with Emily Elliott, Brian Elliott
_________________________________________________________________________

1258.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Baldy Canyon on Jackson Ranch, ca 11.5 air mi SE of Kim.  Elev. 5144 ft.
T34S R52W S3.  37.1106 N, 103.2334 W; NAD 83, , GPS Reading.  
At spring bed and along adjacent sandstone cliffs. Phenology: flowering. 

Bernadette Kuhn, 3848.  5/12/2008. 		RM 
     with Darla Jackson, Lonnie Jackson
_________________________________________________________________________

1259.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Baldy Canyon on Jackson Ranch, ca 11 air mi SE of Kim.  Elev. 5140 ft.
T34S R52W S3.  37.1121 N, 103.2411 W; NAD 83, , GPS reading.  
Along sandstone and basalt cliffs and dry streambed. Phenology: flowering. 

Bernadette Kuhn, 3877.  5/12/2008. 		RM 
     with Darla Jackson, Lonnie Jackson
_________________________________________________________________________

1260.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Kansas, Morton County: Cimarron National Grassland: at fishing ponds E of campground, ca 9.5 air mi NNE of Elkhart.  Elev. 3552 ft.
T33S R41W S31 NE1/4.  37.1358 N, 101.8208 W; NAD 83, , GPS Reading.  
Edge of ponds dominated by Eleocharis, Scirpus, and Typha; uplands with Stipa, Erigeron, and stands of Populus. Phenology: flowering. 

Bernadette Kuhn, 4107.  5/22/2008. 		RM 
_________________________________________________________________________

1261.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Higbee Canyon, on Colo Hwy 109, ca 15 air mi S of La Junta.  Elev. 4320 ft.
T26S R54W S17.  37.7789 N, 103.4852 W; NAD 83, , GPS Reading.  
Sandstone canyon with scattered Juniperus monosperma and Rhus aromatica. Phenology: flowering & fruiting. 

Bernadette Kuhn, 4256.  5/24/2008. 		RM 
     with Joe Rankin
_________________________________________________________________________

1262.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogel Canyon, ca 15.5 air mi S of La Junta.  Elev. 4313 ft.
T26S R54W S24; also S30.  37.7617 N, 103.5132 W; NAD 83, , GPS Reading.  
Dakota sandstone canyon walls dominated by Bouteloua spp. and Rhus aromatica with springs and pools below. Phenology: fruiting. 

Bernadette Kuhn, 4365.  5/25/2008. 		RM 
     with Joe Rankin
_________________________________________________________________________

1263.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: along Rourke Road, SE of Shale Hills, ca 19 air mi SW of La Junta.  Elev. 4554 ft.
T27S R55W S6.  37.7279 N, 103.6198 W; NAD 83, , GPS Reading.  
At the base of shale hills with scattered Rhus aromatica and Juniperus monosperma. Phenology: fruiting. 

Bernadette Kuhn, 4805.  6/6/2008. 		RM 
_________________________________________________________________________

1264.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: along Forest Road 500A, ca 23.5 air mi S of La Junta.  Elev. 4610 ft.
T27S R55W S32.  37.653 N, 103.5971 W; NAD 83, , GPS Reading.  
Shortgrass prairie dominated by Stipa, Elymus, and Schedonnardus. Phenology: fruiting. 

Bernadette Kuhn, 4844.  6/6/2008. 		RM 
_________________________________________________________________________

1265.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: along Chacuaco Creek, ca 30.5 air mi S of La Junta.  Elev. 4479 ft.
T29S R56W S1.  37.553 N, 103.6408 W; NAD 83, , GPS Reading.  
Salix thickets along creek bank with scattered Sambucus, sandy soil. Phenology: flowering & fruiting. 

Bernadette Kuhn, 5321.  6/20/2008. 		RM 
_________________________________________________________________________

1266.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Wooton Ranch, just S of ranch house, ca 23.5 air mi NW of Kim.  Elev. 4613 ft.
T29S R55W S8.  37.5293 N, 103.5969 W; NAD 83, , GPS Reading.  
Red sandstone with scattered Juniperus monosperma, Cylindropuntia imbricata, and Atriplex, canyon rim. Phenology: vegetative only. 

Bernadette Kuhn, 5343.  6/20/2008. 		RM 
_________________________________________________________________________

1267.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Little Beaty Canyon, ca 30 air mi S of La Junta.  Elev. 4718 ft.
T29S R55W S4 NW1/4.  37.5523 N, 103.587 W; NAD 83, , GPS Reading.  
Dakota sandstone, scattered Juniperus monosperma and Sarcobatus. Phenology: vegetative only. 

Bernadette Kuhn, 5394.  6/20/2008. 		RM 
_________________________________________________________________________

1268.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: in Purgatoire Canyon between Bent and Bravo canyons, ca 28 air mi NW of Kim.  Elev. 4486 ft.
T28S R56W S26.  37.58 N, 103.6516 W; NAD 83, , GPS Reading.  
Red sandstone canyon with scattered Juniperus monosperma and Rhus aromatica. Phenology: flowering & fruiting. 

Bernadette Kuhn, 5494.  6/23/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1269.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Picketwire (Purgatoire) Canyon, ca 27 air mi SSW of La Junta.  Elev. 4486 ft.
T28S R56W S24 NE1/4.  37.6002 N, 103.6271 W; NAD 83, , GPS Reading.  
Dakota sandstone rock outcrops, sandy soil along trail with scattered Atriplex and Juniperus monosperma. Phenology: fruiting. 

Bernadette Kuhn, 5522.  6/23/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1270.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: at head of Minnie Canyon, ca 24 air mi SSW of La Junta.  Elev. 4459 ft.
T27S R56W S34 SE1/4; also W1/2 S35.  37.6475 N, 103.6629 W; NAD 83, , GPS Reading.  
Along rocky canyon side, dominated by Cylindropuntia imbricata. Phenology: flowering. 

Bernadette Kuhn, 5555.  6/23/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1271.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Jerry Reed Ranch, near Tobe Creek on north side of Mesa de Maya, ca 4 air mi S of Tobe; ca 15 air mi WSW of Kim.  Elev. 6090 ft.
T33S R55W S8.  37.1642 N, 103.6057 W; NAD 83, , GPS Reading.  
Along base of mesa, dominated by Pinus edulis, Juniperus monosperma, and Juniperus scopulorum. Phenology: fruiting. 

Bernadette Kuhn, 5655.  6/24/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1272.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Jerry Reed Ranch, near Tobe Creek at the foot of Mesa de Maya, ca 4 air mi S of Tobe; ca 15 air mi WSW of Kim.  Elev. 6083 ft.
T33S R55W S17.  37.1616 N, 103.6101 W; NAD 83, , GPS Reading.  
Ponderosa pine and pinyon pine woodland with Quercus undulatus. Phenology: flowering & fruiting. 

Bernadette Kuhn, 5694.  6/24/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1273.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Jerry Reed Ranch, along Tobe Creek at north base of Mesa de Maya, ca 4 air mi S of Tobe; ca 15 air mi WSW of Kim.  Elev. 5901 ft.
T33S R55W S17.  37.1768 N, 103.5991 W; NAD 83, , GPS Reading.  
Along creek with Salix trees and Populus; Symphoricarpos thickets along bank. Phenology: flowering & fruiting. 

Bernadette Kuhn, 5705.  6/24/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1274.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Picture Canyon, ca 28 air mi SSW of Springfield.  Elev. 4283 ft.
T35S R47W S6 SE1/4.  37.0135 N, 102.7441 W; NAD 83, , GPS Reading.  
Along sandstone cliffs at park entrance. Phenology: fruiting. 

Bernadette Kuhn, 5761.  6/25/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1275.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Picture Canyon, ca 28.5 air mi SSW of Springfield.  Elev. 4257 ft.
T35S R47W S7.  37.0084 N, 102.7465 W; NAD 83, , GPS Reading.  
Along creek and sandstone canyon walls. Phenology: fruiting. 

Bernadette Kuhn, 5771.  6/25/2008. 		RM 
     with Cali Hemenway
_________________________________________________________________________

1276.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: along County Road Z above irrigation canal, ca 4 air mi WSW of La Junta.  Elev. 4235 ft.
T24S R55W S7.  37.9679 N, 103.6088 W; NAD 83, , GPS Reading.  
Rock outcrops dominated by Stipa and Aristida. Phenology: fruiting. 

Bernadette Kuhn, 6187.  7/8/2008. 		RM 
_________________________________________________________________________

1277.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 3 air mi NW of Bloom; ca 31 air mi SW of La Junta.  Elev. 4970 ft.
T27S R59W S10.  37.712 N, 103.9862 W; NAD 83, , GPS Reading.  
Base of shale hills, dominated by Juniperus monosperma and Stipa neomexicana. Phenology: fruiting. 

Bernadette Kuhn, 6346.  7/9/2008. 		RM 
_________________________________________________________________________

1278.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: Ninemile Valley: along County Road 804, ca 3 air mi SW of Higbee; ca 17 air mi S of La Junta.  Elev. 4231 ft.
T26S R54W S32.  37.7413 N, 103.4883 W; NAD 83, , GPS Reading.  
Roadside bordering pasture dominated by Cenchrus longispinus and Aristida purpurea with stand of Ulmus near draw. Phenology: vegetative only. 

Bernadette Kuhn, 6617.  7/14/2008. 		RM 
_________________________________________________________________________

1279.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 10.5 air mi S of Timpas.  Elev. 4934 ft.
T27S R56W S30 W1/2.  37.66805 N, 103.7301 W; NAD 83, , GPS reading.  
Sandy soil, shortgrass prairie dominated by Sporobolus and Aristida purpurea with scattered Juniperus monosperma. Phenology: fruiting. 

Bernadette Kuhn, 6669.  7/14/2008. 		RM 
_________________________________________________________________________

1280.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 6 air mi E of Kim.  Elev. 5351 ft.
T32S R52W S22.  37.2376 N, 103.2415 W; NAD 83, , GPS Reading.  
At windmill, in pasture canyon dominated by Ipomoea leptophylla and Aristida purpurea, scattered Juniperus monosperma. Phenology: fruiting. 

Bernadette Kuhn, 6727.  7/15/2008. 		RM 
_________________________________________________________________________

1281.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: above Lindsey Canyon, along Colo Hwy 109, ca 32 air mi SSE of La Junta.  Elev. 5041 ft.
T28S R53W S34.  37.5649 N, 103.3326 W; NAD 83, , GPS Reading.  
Hills dominated by Pinus edulis, Cercocarpus montanus and Juniperus monosperma. Phenology: fruiting. 

Bernadette Kuhn, 6829.  7/15/2008. 		RM 
_________________________________________________________________________

1282.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: Hall Ranch, Poitrey Arroyo in Christian Canyon, ca 34 air mi SW of La Junta.  Elev. 4745 ft.
T27S R59W S29.  37.6745 N, 104.0293 W; NAD 83, , GPS Reading.  
Along arroyo dominated by Bothriochloa laguroides and Melilotus alba. Phenology: vegetative only. 

Bernadette Kuhn, 6850.  7/17/2008. 		RM 
     with Edith Hall, Lloyd Hall
_________________________________________________________________________

1283.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: Hall Ranch, at spring along Poitrey Arroyo in Christian Canyon, ca 2.5 air mi N of Delhi; ca 34 air mi SW of La Junta.  Elev. 4933 ft.
T27S R59W S20 SE1/4.  37.67765 N, 104.025 W; NAD 83, , GPS Reading.  
Along sandstone walls of canyon with seeping spring; Prunus thicket and pools with Scirpus, Carex and Juncus. Asplenium platyneuron growing on rock wall. Phenology: fruiting. 

Bernadette Kuhn, 6861.  7/17/2008. 		RM 
     with Edith Hall, Lloyd Hall
_________________________________________________________________________

1284.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: Hall Ranch, side canyon of Christian Canyon, ca 2.5 air mi NW of Delhi; ca 36 air mi SW of La Junta.  Elev. 5142 ft.
T27S R60W S25.  37.661 N, 104.0597 W; NAD 83, , GPS Reading.  
Canyon rim dominated by Pinus edulis and Juniperus monosperma. Phenology: vegetative only. 

Bernadette Kuhn, 6882.  7/17/2008. 		RM 
     with Edith Hall, Lloyd Hall
_________________________________________________________________________

1285.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: on Jackson Ranch at the junction of Baldy Canyon and West Carrizo Creek on north side of Black Mesa, ca 12 air mi SE of Kim.  Elev. 5118 ft.
T34S R52W S2.  37.10777 N, 103.22913 W; NAD 83, , Nat. Geog. TOPO!.  
At spring. Phenology: fruiting. 

Bernadette Kuhn, 7000.  7/18/2008. 		RM 
     with Darla Jackson, Lonnie Jackson
_________________________________________________________________________

1286.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: E of East Carrizo Creek, ca 11 air mi S of Utleyville; ca 20 air mi SW of Pritchett.  Elev. 4772 ft.
T34S R50W S2.  37.1089 N, 103.0135 W; NAD 83, , GPS Reading.  
Dakota sandstone canyon dominated by Rhus aromatica, Pinus edulis, and Juniperus monosperma. Phenology: fruiting. 

Bernadette Kuhn, 7136.  7/23/2008. 		RM 
_________________________________________________________________________

1287.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: along Pintada Creek, ca 5 air mi E of Kim.  Elev. 5368 ft.
T32S R52W S21; also S16.  37.2506 N, 103.2631 W; NAD 83, , GPS Reading.  
Rocky uplands with Dakota sandstone. Phenology: fruiting. 

Bernadette Kuhn, 7482.  7/27/2008. 		RM 
     with Doug Sedoris
_________________________________________________________________________

1288.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: ca 0.5 mi  N of Chacuaco Creek, ca 30 air mi S of La Junta.  Elev. 4556 ft.
T29S R56W S1.  37.5563 N, 103.6337 W; NAD 83, , GPS Reading.  
Lush creek banks dominated by Typha and Scirpus. Phenology: flowering & fruiting. 

Bernadette Kuhn, 7595.  7/28/2008. 		RM 
     with Joe Rankin
_________________________________________________________________________

1289.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: above Higbee Canyon, ca 15.5 air mi S of La Junta.  Elev. 4396 ft.
T26S R54W S21.  37.7695 N, 103.4693 W; NAD 83, , GPS reading.  
Sandstone canyon uplands dominated by Rhus aromatica and scattered Juniperus monosperms. 

Bernadette Kuhn, 4993.  6/9/2008. 		RM 
_________________________________________________________________________

1290.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 2.6 mi on County Road 15, S of Florence.  Elev. 6000 ft.
T20S R69W S19 NW1/4.  38.2966 N, 105.1511 W.  
By creek on roadside; prairie-pinyon-juniper transition; riparian. 

Brian Elliott, 516.  5/27/1998. 		RM 829505
_________________________________________________________________________

1291.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slope on north side of Vermejo Road 2.6 road mi SE of Casa Grande, north side of Vermejo River.  Elev. 7380 ft.
36 51' 40" N, 104 56' 56" W; WGS 84, Digital map.  
Open Pinus edulis forest on small rocky knoll, with scattered Quercus and sparse understory. Flowers dull yellow; lanky shrubs to 2 meters tall. Phenology: flowering. 

Ben Legler, 3870.  6/6/2007. 		RM 840973	Barcode: RM0025929
     with Neil Snow
_________________________________________________________________________

1292.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: at mouth of Bernal Creek where it joins the Vermejo River at its passage through The Little Wall; 8 air mi NW of Vermejo Park.  Elev. 8216 ft.
36 56' 57" N, 105 7' 37" W; WGS 84, Digital map.  
Riparian Populus angustifolia stand with open understory of Ribes cereum, Poa pratensis, Pedicularis procera, Thermopsis montana. Flowers yellow; shrubs to over 2 meters tall around bases of Populus. Photographed. Phenology: flowering. 

Ben Legler, 4235.  6/12/2007. 		RM 840517	Barcode: RM0025869
_________________________________________________________________________

1293.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: SE shore of Munn Lake, 10 air mi W of Casa Grande.  Elev. 8446 ft.
36 54' 58" N, 105 9' 10" W; WGS 84, Digital map.  
Open, mesic montane meadows with scattered Pinus ponderosa. Flowers yellow; low, heavily browsed shrubs under pines. Phenology: flowering. 

Ben Legler, 4366.  6/13/2007. 		RM 840516	Barcode: RM0025868
_________________________________________________________________________

1294.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in mouth of Encinosa Canyon ca 0.9 air mi NW of U.S. Hwy 64; 3.5 air mi NE of Cimarron.  Elev. 6530 ft.
36 32' 41" N, 104 51' 45" W; WGS 84, Digital map.  
Old cattle feeding and watering area among scrub oak and pinyon pine; highly disturbed. Fruits immature, green; common shrubs to 2 meters tall. Phenology: fruiting. 

Ben Legler, 4460.  6/15/2007. 		RM 840515	Barcode: RM0025867
_________________________________________________________________________

1295.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: at old Koehler townsite in lower Crow Canyon, 14.7 air mi SW of Raton.  Elev. 6458 ft.
36 44' 27" N, 104 37' 7" W; WGS 84, Digital map.  
Old abandoned homes, yards, and roads in former shortgrass prairie at base of hills. Shrubs to 3 meters tall; common. Phenology: fruiting. 

Ben Legler, 4779.  6/21/2007. 		RM 840514	Barcode: RM0025866
_________________________________________________________________________

1296.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Vermejo Park Ranch: slope on west side of Lorencito Canyon 0.47 mi N of mouth of Cottonwood Canyon.  Elev. 7557 ft.
37 0' 46" N, 104 50' 22" W; WGS 84, Digital map.  
Rocky southeast-facing slope dominated by a mix of Pinus edulis, Pinus ponderosa, Juniperus scopulorum, and shrubby Quercus ×undulata. Small shrubs to about 1 meter tall; scattered. Phenology: fruiting. 

Ben Legler, 5049.  6/26/2007. 		RM 840513	Barcode: RM0025865
_________________________________________________________________________

1297.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Canadian River 0.13 mi S of (donwstream from) mouth of Jones Canyon; 9 air mi W of Raton.  Elev. 6970 ft.
36 54' 33.4" N, 104 36' 22.1" W; WGS 84, uncertainty 4 m., GPS reading.  
Small flowing river with large dry gravel bar and narrow strip of marshy shoreline dominated by Carex spp., Equisetum laevigatum, grasses. Rounded shrubs to 2 meters tall; frequent on gravel bar. Phenology: fruiting. 

Ben Legler, 5264.  6/29/2007. 		RM 840512	Barcode: RM0025864
_________________________________________________________________________

1298.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: rocky promitory on north side of Ponil Creek 3.2 air mi E of Cimarron.  Elev. 6376 ft.
36 30' 47" N, 104 51' 29" W; WGS 84, uncertainty 50 m., Digital map.  
Gently sloping rocky hill on shortgrass prairie, with sparse herbaceous vegetation and scattered Rhus aromatica var. trilobata, Cercocarpus montanus, Cylindropuntia imbricata; dry soil. Berries red; low rounded shrubs to about 1 meter tall; scattered. Photographed. Phenology: fruiting. 

Ben Legler, 5439.  7/2/2007. 		RM 840511	Barcode: RM0025863
_________________________________________________________________________

1299.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: at junction of Caliente Canyon and Mercer Canyon; 21 air mi WSW of Raton.  Elev. 7084 ft.
36 48' 50" N, 104 48' 15" W; WGS 84, Digital map.  
Dry flats above canyon floor with scattered Pinus edulis, Pinus ponderosa; recently thinned. Shrubs to ca. 1 meter tall; frequent. Phenology: fruiting. 

Ben Legler, 5483.  7/3/2007. 		RM 840510	Barcode: RM0025862
_________________________________________________________________________

1300.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Vermejo Park Ranch: ridgeline on east side of Rita Canyon in upper part of canyon, 15 air mi SW of Trinidad.  Elev. 7599 ft.
37 4' 41.2" N, 104 45' 9.4" W; WGS 84, uncertainty 5 m., GPS reading.  
Rocky open ridgeline dominated by shrubby Quercus gambellii, Quercus ×undulata, and scattered Pinus ponderosa; southwest aspect. Shrubs 1-2 meters tall; occasional. Phenology: fruiting. 

Ben Legler, 5552.  7/4/2007. 		RM 840509	Barcode: RM0025861
_________________________________________________________________________

1301.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Vermejo Park Ranch: in Long Canyon 0.65 air mi N of mouth of Joe Baker Canyon; 1.1 air mi N of New Mexico and 15 air mi SW of Raton.  Elev. 6950 ft.
37 0' 36.9" N, 104 41' 56.6" W; WGS 84, uncertainty 6 m., GPS reading.  
Rocky bar adjacent to flowing stream, with Verbascum thapsus, Ambrosia, Ratibida columnifera, grasses. Berries red; shrub ca. 1 meter tall; uncommon. 

Ben Legler, 7056.  8/3/2007. 		RM 840508	Barcode: RM0025860
_________________________________________________________________________

1302.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: small wash on west side of Gardiner Road (County Road 20A) 0.4 mi N of junction with NM Hwy 555; 3.0 air mi SW of Raton.  Elev. 6612 ft.
36 52' 7.8" N, 104 28' 23.8" W; WGS 84, uncertainty 4 m., GPS reading.  
Dry sandy wash, still moist from recent rains, among pinyon-juniper woodland, with Rhus trilobata, Quercus ×undulata, Helianthus annuus. Fruits red; shrubs to 1.5 meters tall; common. Phenology: fruiting. 

Ben Legler, 7176.  8/6/2007. 		RM 840507	Barcode: RM0025859
_________________________________________________________________________

1303.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Crow Canyon Road 6.1 air mi NW of Koehler townsite and 3.2 road mi up canyon from mouth of Little Crow Canyon.  Elev. 7186 ft.
36 47' 58.8" N, 104 41' 53.1" W; WGS 84, uncertainty 5 m., GPS reading.  
Open Pinus ponderosa forest on southwest-facing slope, with Hymenoxys richardsonii, Heterotheca villosa, grasses, scattered Quercus ×undulata. Fruits red; lanky shrubs to ca. 2 meters tall; frequent. Phenology: fruiting. 

Ben Legler, 7357.  8/9/2007. 		RM 840506	Barcode: RM0025858
_________________________________________________________________________

1304.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: low hills on south side of Ponil Creek, 3.9 air mi ESE of Cimarron.  Elev. 6252 ft.
36.496315 N, 104.848831 W; WGS 84, GPS reading.  
Dry, gravelly hills with Quercus ×undulata, Opuntia phaeacantha, Cylindropuntia imbricata, Chrysothamnus nauseosus. Shrubs to 2 meters tall; flowers pale yellow; frequent. Specimen GPS: 36.496426, -104.848976. Phenology: flowering. 

Ben Legler, 7957.  5/16/2008. 		RM 840505	Barcode: RM0025857
_________________________________________________________________________

1305.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slope on north side of an unnamed canyon on south side of Middle Ponil Creek 4.9 air mi NE of summit of Baldy Mountain and 24.9 air mi NW of Cimarron.  Elev. 8187 ft.
36.676071 N, 105.144203 W; WGS 84, GPS reading.  
Dry rocky south-facing slope dominated by thickets of Quercus ×undulata, with scattered conifers. Flowers pale yellow; shrubs to 1 meter tall, frequent. Specimen GPS: 36.675758, -105.14373. Phenology: flowering. 

Ben Legler, 8269.  5/29/2008. 		RM 840504	Barcode: RM0025856
_________________________________________________________________________

1306.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in head of Taber Morey Canyon; 12.8 air mi WNW of Raton.  Elev. 7724 ft.
36.952286 N, 104.659134 W; WGS 84, GPS reading.  
Gently rolling canyon bottom with mix of open grassy areas and patches of mature Quercus gambelii and shrubby Robinia neomexicana. Flowers pale yellow; shrubs to 2 meters tall in rocky areas among oaks. Specimen GPS: 36.952965, -104.660469. Phenology: flowering. 

Ben Legler, 8382.  6/3/2008. 		RM 840503	Barcode: RM0025855
_________________________________________________________________________

1307.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in upper part of East Fork Chimney Canyon 7.3 air mi E of Vermejo Park and 1.7 air mi SW of NM Hwy 555.  Elev. 7964 ft.
36.899052 N, 104.848976 W; WGS 84, GPS reading.  
Dry canyon bottom, with open grassy areas, adjacent forest of Pseudotsuga menziesii and Pinus ponderosa on north-facing slope, and Quercus thickets on south-facing slope. Flowers pale yellow; shrubs 1 meter tall on rocky slope. Specimen GPS: 36.899632, -104.848076. Phenology: flowering. 

Ben Legler, 8405.  6/4/2008. 		RM 840502	Barcode: RM0025854
_________________________________________________________________________

1308.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Greenhorn Road just S of Colo Hwy 165 over Greenhorn Creek.  Elev. 5960-6000 ft.
T24S R67W S26 NW1/4.  37.933 N, 104.8527 W.  
By bridge; oak-pinyon and riparian. 

Brian Elliott, 56.  5/25/1998. 		RM 829509
_________________________________________________________________________

1309.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in Cerrososo Canyon 2.1 air mi N of mouth of Plaza Canyon; 8.5 air mi NNE of Cimarron.  Elev. 7003 ft.
36.635647 N, 104.888115 W; WGS 84, GPS reading.  
Sandstone bluff, with small cliff lined by Quercus gambelii and Quercus ×undulata; morning shade. Shrubs 2 meters tall; flowers pale yellow; common. Specimen GPS: 36.635201, -104.888313. Phenology: flowering. 

Ben Legler, 8480.  6/6/2008. 		RM 840501	Barcode: RM0025853
_________________________________________________________________________

1310.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in Valdez Canyon 5.1 air mi NW of mouth of Valdez Canyon and 9.9 air mi SE of Van Bremmer Park.  Elev. 7567 ft.
36.748318 N, 104.940155 W; WGS 84, GPS reading.  
North-facing sanstone outcrop, small cliffs, on edge of dry stream channel. Flowers pale yellow; lanky shrubs to 2 meters tall. Specimen GPS: 36.747471, -104.938675. Phenology: flowering. 

Ben Legler, 8632.  6/10/2008. 		RM 
_________________________________________________________________________

1311.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: on north side of Canadian River at mouth of Bog Canyon; 17.7 air mi W of Raton.  Elev. 7639 ft.
36.929996 N, 104.760399 W; WGS 84, GPS reading.  
Steep, south-facing slope of loose fine scree composed of sedimentary rock; sparsely vegetated, with Quercus and Pinus ponderosa above. Flowers pale yellow; shrubs to 1 meter tall; occasional. Specimen GPS: 36.930103, -104.7603. Phenology: flowering. 

Ben Legler, 8735.  6/12/2008. 		RM 840965	Barcode: RM0025921
_________________________________________________________________________

1312.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in Dillon Canyon at mouth of Tin Pan Canyon; 5.5 air mi NE of Raton.  Elev. 7029 ft.
36.943012 N, 104.524887 W; WGS 84, GPS reading.  
Dry, weedy canyon floor with open grassland and dry stream channel; and around old cattle pens and outbuilding. Flowers pale yellow; shrub 2 meters tall on edge of dry stream channel. Specimen GPS: 36.94392, -104.525002. Phenology: flowering. 

Ben Legler, 9021.  6/24/2008. 		RM 840964	Barcode: RM0025920
_________________________________________________________________________

1313.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: on south side of the Vermejo River 0.9 air mi E of I-25; 3.3 air mi SSW of Maxwell.  Elev. 5897 ft.
36.487736 N, 104.560158 W; WGS 84, GPS reading.  
Rolling shortgrass prairie; stony soil, with Schizachyrium scoparium, Bouteloua curtipendula, and Eriogonum jamesii. Shrubs to 1.5 meters tall; occasional. Specimen GPS: 36.487751, -104.560173. Phenology: vegetative only. 

Ben Legler, 10448.  8/9/2008. 		RM 840963	Barcode: RM0025919
_________________________________________________________________________

1314.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Bighorn Basin: along Robertson Draw Road, ca 3 air mi W of Chance Bridge on Clarks Fork Yellowstone River, ca 10.5 air mi SSW of Belfry.  Elev. 4410 ft.
T9S R21E S27.  45.0102 N, 109.1123 W; NAD 83, , GPS Reading.  
Banks above the reservoir and on the dam. Phenology: flowering. 

B. E. Nelson, 71109.  5/22/2007. 		RM 938530	Barcode: RM0108433
     with Emily Elliott, Brian Elliott
_________________________________________________________________________

1315.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along West Red Lodge Creek and ridge between West Red Lodge and East Fork West Red Lodge creeks, ca 3 air mi SSW of Luther; ca 11.5 air mi WNW of Red Lodge.  Elev. 5590-5780 ft.
T7S R18E S1 NE1/4.  45.1681 N, 109.5523 W; NAD 83, , GPS reading.  
Westerly-facing slope with scattered limber pine, Douglas fir, and ponderosa pine, with open gravelly patches. Phenology: flowering & fruiting. 

B. E. Nelson, 71375.  5/29/2007. 		USFS 864110	Barcode: USFS0044253
_________________________________________________________________________

1316.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: along Line Creek from Montana SSE ca 1/3 mi, ca 37.5 air mi NNW of Cody.  Elev. 6400-6600 ft.
T58N R103W S15 SW1/4.  45.0033 N, 109.3005 W; NAD 83, , GPS Reading.  
Bushy valley along road and stream with large granite and dolomite boulders. Phenology: flowering & fruiting. 

B. E. Nelson, 71695.  6/2/2007. 		USFS 860680	Barcode: USFS0043805
     with Emily Elliott
_________________________________________________________________________

1317.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: Game Ridge, SE of Westcliffe, ca 0.8 mi E of Rosita on County Road 328.  Elev. 9000 ft.
T22S R71W S28 SE1/4.  38.1081 N, 105.3285 W.  
At base of ridge with open pinyon-juniper and meadow. 

Brian Elliott, 605.  6/3/1998. 		RM 829504
     with Kenneth Elliott
_________________________________________________________________________

1318.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: ca 1/4-3/4 air mi N of Clarks Fork Yellowstone River, ca 26.5 air mi NNW of Cody.  Elev. 4520-5200 ft.
T56N R103W S5 W1/2.  44.8593 N, 109.297 W; NAD 83, , GPS Reading.  
On dolomite/limestone clifffs. Phenology: fruiting. 

Brian Elliott, 13661.  5/24/2007. 		USFS 860836	Barcode: USFS0043811
_________________________________________________________________________

1319.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: Clarks Fork Canyon along Morrison Trail, ca 24-25 air mi. NNW of Cody  Elev. 4720-4760 ft.
T56N  R104W S26 N1/2; also S1/2 S23.  44.8052 N, 109.3504 W; WGS 84, , GPS Reading.  
Open, disturbed area; forb dominated. Phenology: fruiting. 

Emily Elliott, 253.  5/24/2007. 		USFS 860679	Barcode: USFS0043804
     with Brian Elliott and B. E. Nelson
_________________________________________________________________________

1320.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: ca 1/4-3/4 air mi N of Clarks Fork Yellowstone River; ca 26.5 air mi NNW of Cody.  Elev. 4520-5200 ft.
T56N R103W S5 W1/2.  44.8638 N, 109.298 W; WGS 84, , GPS reading.  
Red beds. Phenology: fruiting. 

Emily Elliott, 309.  5/24/2007. 		USFS 860839	Barcode: USFS0043814
     with B. E. Nelson and Brian Elliott
_________________________________________________________________________

1321.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 96, E of Wetmore, just over the county line.  Elev. 5540 ft.
T21S R68W S7 NW1/4.  38.2394 N, 105.0357 W.  
Prairie after steep grade. 

Brian Elliott, 736.  6/3/1998. 		RM 829503
     with Kenneth Elliott
_________________________________________________________________________

1322.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Rock Creek Hill, on Colo Hwy 78, SW of Pueblo.  Elev. 5500 ft.
T22S R66W S18 N1/4.  38.1372 N, 104.8161 W.  
Pinyon-juniper; prairie. 

Brian Elliott, 791.  6/3/1998. 		RM 829502
     with Kenneth Elliott
_________________________________________________________________________

1323.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 650, ca 4.5 road mi W of Exit 64 of I-25.  Elev. 6520-6560 ft.
T25S R67W S32 South1/2; also T26S R67W N1/2 S5.  37.8309 N, 104.9076 W.  
Oak meadows. 

Brian Elliott, 83.  5/25/1998. 		RM 829510
_________________________________________________________________________

1324.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: N on Colo Hwy 17; San Isabel Creek at end of Forest Road 957, E of Moffat.  Elev. 8080 ft.
T44N R11E S26 SE1/4.  38.0334 N, 105.7364 W.  
Riparian and pinyon-juniper. 

Brian Elliott, 852.  6/4/1998. 		RM 829501
     with Kenneth Elliott
_________________________________________________________________________

1325.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Rio Grande National Forest boundary on County Road 46AA NW of Saguache.  Elev. 8800 ft.
T45N R7E S12 SW1/4.  38.1687 N, 106.1483 W.  
Riparian; pinyon-ponderosa. 

Brian Elliott, 904.  6/4/1998. 		RM 829479
     with Kenneth Elliott
_________________________________________________________________________

1326.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 348, ca 29 air mi SW of Livingston.  Elev. 5600-5800 ft.
T6S R8E S32 SE1/4.  45.266 N, 110.7717 W; WGS 84, , GPS Reading.  
Road cut in cobbely, sandy soil. Phenology: fruiting. 

Emily Elliott, 2809.  7/8/2007. 		USFS 866987	Barcode: USFS0059219
     with Ken Elliott
_________________________________________________________________________

1327.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: adjacent to North Bennett Creek drainage, ca 7-9 air mi NW of Clark; ca 29.5-31 air mi NW of Powell.  Elev. 5600-7600 ft.
T58N R103W S3; also S4 and T58N R103W S33.  44.9432 N, 109.2909 W to 44.9622 N, 109.32 W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!.  
Sagebrush-grassland foothills on shale substrate. Phenology: fruiting. 

Jack C. Kademian, 1545.  6/26/1988. 		USFS 860681	Barcode: USFS0043806
     with Ronald L. Hartman
_________________________________________________________________________

1328.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: Clarks Fork Canyon, ca 11.5 air mi SE of Beartooth Pass, ca 25.5 air mi NW of Cody.  Elev. 4600-6300 ft.
T56N R104W S12.  44.8366 N, 109.3365 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Grassland with sagebrush and scattered juniper. Phenology: flowering. 

Jack C. Kademian, 1643.  6/30/1988. 		USFS 860682	Barcode: USFS0043807
_________________________________________________________________________

1329.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: Clarks Fork Canyon, Cyclone Bar Creek drainage, ca 12 air mi SE of Beartooth Pass, ca 25 air mi NW of Cody.  Elev. 4600-4800 ft.
T56N R104W S14.  44.8279 N, 109.3452 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Rocky soil, streamside. Phenology: fruiting. 

Jack C. Kademian, 1688.  7/5/1988. 		USFS 860683	Barcode: USFS0043808
_________________________________________________________________________

1330.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: canyon of the Clarks Fork Yellowstone River.  Elev. 4500-4800 ft.
T56N R104W S13; also S14, S25, S26.  44.839 N, 109.3334 W to 44.7991 N, 109.3557 W; NAD 83, uncertainty 4 mi., Nat. Geog. TOPO!.  
Lower slopes along river to end of road. Phenology: flowering & fruiting. 

Ronald L. Hartman, 54524.  6/10/1996. 		USFS 860838	Barcode: USFS0043813
_________________________________________________________________________

1331.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: ca 4 air mi SW of Nye, along Stillwater River.  Elev. 4890 ft.
T5S R15E S15 W1/2.  45.403 N, 109.8593 W; NAD 83, , GPS Reading.  
Roadside park along the river and adjacent limestone outcrop. Phenology: fruiting. 

Ronald L. Hartman, 85483.  6/14/2007. 		USFS 864111	Barcode: USFS0044254
_________________________________________________________________________

1332.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Little Rock Creek, ca 3-4 air mi E of Deep Lake.  Elev. 5200-5800 ft.
T57N R103W S20 E1/2; also S21.  44.9018 N, 109.3023 W to 44.9018 N, 109.3278 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Rocky slopes and outcrops of sandstone (redbeds) and wet areas along creek. Phenology: flowering & fruiting. 

Ronald L. Hartman, 54774.  6/15/1996. 		USFS 860837	Barcode: USFS0043812
_________________________________________________________________________

1333.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Mont Hwy 421, ca 1 air mi W of U.S. Hwy 212, near Joliet.  Elev. 3813 ft.
T4S R22E S16.  45.4808 N, 109.0109 W; NAD 83, , GPS Reading.  
Very weedy rolliing grassland. Phenology: fruiting. 

Ronald L. Hartman, 85860.  6/17/2007. 		RM 938529	Barcode: RM0108432
_________________________________________________________________________

1334.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: just E of Sheep Mountain, ca 2 air mi N of Lake Hattie, ca 9 air mi ESE of Centennial.  Elev. 7380-7400 ft.
T15N R77W S24 N1/2.  41.2598 N, 105.9865 W to 41.2589 N, 105.983 W; NAD 83, uncertainty 0.25 mi., GPS reading.  zone 13T, 417369E, 4568063N to 417656E, 4567957N; NAD 83, uncertainty 0.25 mi., GPS reading.  
Dry plains and sagebrush hills. Phenology: flowering & fruiting. 

Laura E. Lukas, 8644.  8/31/2008. 		RM 915632	Barcode: RM0075122
     with Bonnie Heidel, Richard McNeill, Benjamin S. Legler
_________________________________________________________________________

1335.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 3.9 road mi S on Oak Creek Grade Road from Canon City; from ca 0.5-2.5 trail mi past Tanner Trailhead, on and around the trail.  Elev. 6300-8400 ft.
T19S R70W S29; also S30; also T19S R71W S25.  38.3688 N, 105.2432 W.  
Dominant species: pinyon pine, mountain mahogany, and oak; ponderosa and blue spruce at higher elevations; mainly granite outcrops, soil sandy to gravelly in texture. 

Charity Hall, 29.  6/5/1998. 		RM 828481
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1336.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Saratoga Valley: North Platte River E of Savage Meadows, ca 5 air mi SW of I-80 exit 235 (Walcott Junction) and ca 16 air mi NNW of Saratoga.  Elev. 6594 ft.
T20N R84W S30.  41.6786 N, 106.8955 W; NAD 83, , GPS reading.  
River's edge. Phenology: vegetative only. 

Laura E. Lukas, 9049.  6/17/2009. 		RM 929669	Barcode: RM0090309
_________________________________________________________________________

1337.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along County Road 201.  Elev. 6040-6060 ft.
T22S R67W S29 NW1/4; also NE1/4 S30.  38.1081 N, 104.9076 W.  
Dominant species: Melilotus, Medicago, and Convolvulus; near a small creek. 

Charity Hall, 496.  6/13/1998. 		RM 829399
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1338.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 3.4 road mi on Siloam Road from Colo Hwy 96.  Elev. 5700 ft.
T21S R68W S22.  38.2102 N, 104.9808 W.  
Roadside; dominant species: Melilotus and thistle. 

Charity Hall, 559.  6/13/1998. 		RM 829398
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1339.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Union County: Clayton Lake State Park: 12 air mi NW of Clayton.  Elev. 1574 m.
36 35' 13" N, 103 18' 50" W; GPS reading.  
Rocky-sandy soil, from lake to steppe. Phenology: fruiting. 

Michael Schiebout, 6840.  6/29/2005. 		RM 824063	Barcode: RM0126275
_________________________________________________________________________

1340.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Harding County: Kiowa National Grassland: Forest Road 5 4/5 air mi WSW of Mills.  Elev. 1749 m.
36 4' 18" N, 104 21' 3" W; GPS reading.  
Rocky Canyon land. Phenology: flowering & fruiting. 

Michael Schiebout, 467.  6/5/2004. 		RM 823607	Barcode: RM0126274
_________________________________________________________________________

1341.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Union County: Clayton State Park: around trail head, 10 mi N of Clayton on NM Hwy 370.  Elev. 1585 m.
36 34' 40" N, 103 18' 36" W; GPS reading.  
Rocky soil. Phenology: flowering. 

Michael Schiebout, 3218.  5/11/2005. 		RM 823686	Barcode: RM0126276
_________________________________________________________________________

1342.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Union County: Clayton State Park: around trail head, 10 mi N of Clayton on NM Hwy 370.  Elev. 1585 m.
36 34' 40" N, 103 18' 36" W; GPS reading.  
Rocky soil. Phenology: flowering. 

Michael Schiebout, 3214.  5/11/2005. 		RM 823684	Barcode: RM0126278
_________________________________________________________________________

1343.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Mora County: Kiowa National Grassland: Mills Canyon, 1/4 up canyon wall, Forest Road 90.  Elev. 5157 ft.
36 3' 40" N, 104 22' 23" W; GPS reading.  
Canyon wall in sandy soil. Phenology: flowering. 

Michael Schiebout, 3163.  5/10/2005. 		RM 823802	Barcode: RM0126263
_________________________________________________________________________

1344.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Mora County: Kiowa National Grassland: Mills Canyon, ca 50 meters east of river channel.  Elev. 5106 ft.
36 3' 18" N, 104 22' 43" W; GPS reading.  
Flood plain. Phenology: flowering. 

Michael Schiebout, 3140.  5/10/2005. 		RM 823793	Barcode: RM0126264
_________________________________________________________________________

1345.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., New Mexico, Union County: Bebb Ranch: 6 1/2 air mi W of NM Hwy 402 on NM Hwy 562.  Elev. 1551 m.
36 16' 53" N, 103 18' 37" W; GPS reading.  
Shortgrass prairie. Phenology: fruiting. 

Michael Schiebout, 943.  7/13/2004. 		RM 823964	Barcode: RM0126265
_________________________________________________________________________

1346.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 0.7 road mi on County Road 212 from intersection with County Road 210.  Elev. 8150-8400 ft.
T49N R7E S13.  38.5024 N, 106.1425 W.  
By stream and adjacent slopes; dominant species: Artemisia, skunkbrush, pinyon, juniper, and aspen. 

Charity Hall, 880.  6/17/1998. 		RM 829397
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1347.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: north edge of Colorado City on Crow Cut-off at Scroggs Arroyo.  Elev. 5800-5850 ft.
T24S R67W S12 SE1/4; also NE1/4 S13.  37.9767 N, 104.8344 W.  
Roadcut and undisturbed areas along highway; grasslands with scattered Pinus edulis, Juniperus monosperma, Prunus, Rhus, and Symphoricarpos. 

Ronald L. Hartman, 60027.  5/19/1998. 		RM 829403
     with Brian Elliott
_________________________________________________________________________

1348.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Three R Road (County Road 230) at Spring Branch Creek.  Elev. 5850 ft.
T23S R67W S21 SE1/4.  38.0351 N, 104.8893 W.  
Roadside. 

Ronald L. Hartman, 60057.  5/19/1998. 		RM 829426
     with Brian Elliott
_________________________________________________________________________

1349.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Red Creek Springs Road West, ca 11 air mi SW of Pueblo (city center).  Elev. 4800-5000 ft.
T21S R66W S21 SW1/4.  38.2102 N, 104.7795 W.  
Grasslands with juniper. 

Ronald L. Hartman, 60116.  5/19/1998. 		RM 829448
     with Brian Elliott
_________________________________________________________________________

1350.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 389 at New Mexico line to ca 0.5 mi NNE.  Elev. 6200 ft.
T35S R58W S13 NW1/4; also NE1/4 S14.  36.9962 N, 103.8587 W.  
Grasslands with pinyon pine and juniper. 

Ronald L. Hartman, 60145.  5/20/1998. 		RM 
     with Brian Elliott
_________________________________________________________________________

1351.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 389 at New Mexico line to ca 0.5 mi NNE.  Elev. 6200 ft.
T35S R58W S13 NW1/4; also NE1/4 S14.  36.9962 N, 103.8587 W.  
Grasslands with pinyon pine and juniper. 

Ronald L. Hartman, 60178.  5/20/1998. 		RM 829438
     with Brian Elliott
_________________________________________________________________________

1352.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 6.8, ca 3 air mi E of Trinchera.  Elev. 5900-5950 ft.
T34S R59W S34 E1/2.  37.0398 N, 104.0039 W.  
Road cut with scattered pinyon pine and juniper in grassland. 

Ronald L. Hartman, 60188.  5/20/1998. 		RM 829439
     with Brian Elliott
_________________________________________________________________________

1353.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Blacktail Hills: Dry Wolf Creek, Forest Road 251, ca 8 air mi SW of Stanford.  Elev. 1527 m.
T10N R15E S13.  46.6285 N, 109.7755 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Limestone ridge with ponderosa pine, limber pine, and Douglas fir. Phenology: flowering. 

Ronald L. Hartman, 86861.  6/9/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1354.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: Logging Creek, on hair pin curve on Forest Road 49, trail upstream.  Elev. 4760 ft.
T16N R6E S23.  47.1254 N, 110.9315 W; NAD 83, uncertainty 1.5 mi., GPS reading.  
South exposure with limestone outcrops. Phenology: flowering. 

Ronald L. Hartman, 87359.  6/16/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1355.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: along Dry Creek, just E of Monarch.  Elev. 4623 ft.
T15N R7E S3.  47.0946 N, 110.8299 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Steam side with limestone bluffs. Phenology: flowering. 

Ronald L. Hartman, 87426.  6/16/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1356.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Rouse Road (County Road 312) at railroad crossing.  Elev. 6400 ft.
T29S R65W S18 SE1/4; also NE1/4 S19.  37.5219 N, 104.7106 W.  
Grasslands and ridges with pinyon pine and juniper. 

Ronald L. Hartman, 60303.  5/20/1998. 		RM 829440
     with Brian Elliott
_________________________________________________________________________

1357.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 7 air mi E of La Veta.  Elev. 6950-7040 ft.
T29S R67W S14 NW1/4; also NE1/4 S15.  37.5219 N, 104.8565 W.  
Grasslands and pinyon pine and juniper. 

Ronald L. Hartman, 60348.  5/22/1998. 		RM 829441
     with Brian Elliott
_________________________________________________________________________

1358.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: I-25 just N of Scroggs Arroyo.  Elev. 5450 ft.
T27S R66W S34 SE1/4.  37.6531 N, 104.7653 W.  
Grassland and pinyon-juniper. 

Ronald L. Hartman, 60437.  5/23/1998. 		RM 829442
     with Brian Elliott
_________________________________________________________________________

1359.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Abaroka Range: Gallatin National Forest: at the beginning of forest along Forest Road 348, ca 16 air mi N of Gardiner.  Elev. 5780 ft.
T7S R8E S5 E1/2.  45.261 N, 110.7699 W; WGS 84, , GPS reading.  
Ecotone between sagebrush/Festuca grassland and mixed conifer forest, dominated by Douglas fir, southwest-facing slope. Phenology: flowering. 

Emily Elliott, 4334.  6/7/2008. 		USFS 866988	Barcode: USFS0059220
     with Brian Elliott
_________________________________________________________________________

1360.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: I-25 and Burnt Mill Road (County Road 246).  Elev. 5000 ft.
T22S R65W S9.  38.1518 N, 104.6697 W.  
Grassland and roadcut. 

Ronald L. Hartman, 60504.  5/23/1998. 		RM 829425
     with Brian Elliott
_________________________________________________________________________

1361.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Paradise Valley: in the Carbella Recreation Site on the Yellowstone River, ca 15 air mi NW of Gardiner.  Elev. 5000 ft.
T7S R7E S19 SE1/4; also SW1/4 S20.  45.2111 N, 110.9013 W; WGS 84, , GPS reading.  
Riparian area along river. Phenology: flowering & fruiting. 

Emily Elliott, 4843.  6/19/2008. 		RM 938531	Barcode: RM0108434
     with Brian Elliott
_________________________________________________________________________

1362.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 115, ca 2 air mi WNW of Florence (city center).  Elev. 5200-5300 ft.
T19S R69W S7 SE1/4.  38.4121 N, 105.1511 W.  
Sandstone cliffs and rocky-sandy slopes with wooded areas around streams. 

Ronald L. Hartman, 60586.  5/23/1998. 		RM 829447
     with Brian Elliott
_________________________________________________________________________

1363.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Temple Canyon Road, ca 3.5 air mi SW of Canon City (city center).  Elev. 5800-5900 ft.
T19S R70W S7 SW1/4.  38.4121 N, 105.2617 W.  
Rocky slopes and grasslands. 

Ronald L. Hartman, 60635.  5/23/1998. 		RM 829446
     with Brian Elliott
_________________________________________________________________________

1364.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountain Valley: Brush Hollow Road (County Road 260) along Brush Hollow Creek.  Elev. 8300-8500 ft.
T21S R71W S32 South1/2.  38.181 N, 105.3468 W.  
Metamorphic outcrops, roadside, and stream bottom. 

Ronald L. Hartman, 60696.  6/1/1998. 		RM 829445
     with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan
_________________________________________________________________________

1365.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountain Valley: Bear Gulch at Grape Creek.  Elev. 6800-6850 ft.
T20S R71W S8 South1/2.  38.3282 N, 105.3496 W.  
Rocky slopes with oak and pinyon and area along creek. 

Ronald L. Hartman, 60779.  6/1/1998. 		RM 829424
     with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan
_________________________________________________________________________

1366.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: NW of the intersection of County Road 555 and Colo Hwy 69 on southwest slope of Black Mountain, ca 6-7 air mi WNW to NW of Gardner Butte.  Elev. 7500-7900 ft.
T25S R71W S36 W1/2; also SE1/4 S35 and S1/4 S25.  37.8309 N, 105.2736 W.  
Pinyon-juniper slopes. Phenology: flowering. 

Ronald L. Hartman, 61145.  6/3/1998. 		RM 828479
     with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan
_________________________________________________________________________

1367.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 78, ca 5.5 air mi SW of Pueblo (city center).  Elev. 4900-5000 ft.
T21S R65W S17 SW1/2.  38.2248 N, 104.688 W.  
Roadcut with calcareous substrate. 

Ronald L. Hartman, 61250.  6/15/1998. 		RM 829444
_________________________________________________________________________

1368.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 78, ca 5.5 air mi SW of Pueblo (city center).  Elev. 4900-5000 ft.
T21S R65W S17 SW1/2.  38.2248 N, 104.688 W.  
Roadcut with calcareous substrate. Phenology: flowering & fruiting. 

Ronald L. Hartman, 61284.  6/15/1998. 		RM 829423
_________________________________________________________________________

1369.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 78, ca 5.5 air mi SW of Pueblo (city center).  Elev. 4900-5000 ft.
T21S R65W S17 SW1/2.  38.2248 N, 104.688 W.  
Roadcut with calcareous substrate. 

Ronald L. Hartman, 61364.  6/15/1998. 		RM 829422
_________________________________________________________________________

1370.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Cascade County: Little Belt Mountains: Smith River, Black Butte Campground, ca 24.5 air mi S of Great Falls.  Elev. 1116 m.
T16N R3E S12.  47.1495 N, 111.2922 W; NAD 83, GPS reading.  
Open meadow; south aspect; 5-10% slope; old homestead?; small patch of Euphorbia. Phenology: fruiting. 

Rick McNeill, 6727.  7/16/2009. 		RM 
_________________________________________________________________________

1371.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: abandoned rest area on I-25 near Muddy and Greenhorn creeks.  Elev. 5400 ft.
T23S R66W S13.  38.0497 N, 104.7246 W.  
Grassland, weedy areas, and pinyon-oak-juniper. 

Ronald L. Hartman, 61579.  6/19/1998. 		RM 829421
_________________________________________________________________________

1372.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountain Valley: ca 0.2-0.5 air mi NE of Silver Cliff along County Road 255.  Elev. 7900-8000 ft.
T22S R72W S16 NE1/4.  38.1372 N, 105.4383 W.  
Grasslands. 

Ronald L. Hartman, 61670.  6/19/1998. 		RM 829420
_________________________________________________________________________

1373.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 3 air mi SSW of La Veta on Colo Hwy 12 at Cuchuras River crossing.  Elev. 7400-7450 ft.
T30S R68W S8.  37.4491 N, 105.0206 W.  
Grassy areas and rock outcrop. 

Ronald L. Hartman, 61763.  6/20/1998. 		RM 829419
_________________________________________________________________________

1374.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: on Exie Road (Forest Road 3119), above and along North Tie Creek, ca 10 air mi WNW of Camp Crook, SD.  Elev. 3560-3740 ft.
T3S R61E S10 SE1/4; also SW1/4 S11.  45.5866 N, 104.1743 W to 45.5843 N, 104.1711 W; NAD 83, , GPS reading.  
Bench in a ravine with green ash and scattered ponderosa pine. Phenology: fruiting. 

B. E. Nelson, 76709.  6/5/2009. 		USFS 885047	Barcode: USFS0052295
     with Hans Hallman
_________________________________________________________________________

1375.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: along and E of Carter Gulch, ca 2.5 air mi SE of Ekalaka.  Elev. 3600-3840 ft.
T1N R58E S3.  45.8774 N, 104.5026 W to 45.8792 N, 104.5005 W to 45.874 N, 104.5059 W; NAD 83, , GPS reading.  
Ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 76841.  6/8/2009. 		USFS 885039	Barcode: USFS0053841
     with Hans Hallman
_________________________________________________________________________

1376.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: on Forest Road 3102A ca 1-1.5 air mi SE of junction of Mont Hwy 323 and Prairie Dale Road, ca 8-8.5 air mi SE of Ekalaka.  Elev. 3380-3600 ft.
T1N R59E S29.  45.8202 N, 104.4159 W to 45.8135 N, 104.4154 W; NAD 83, , GPS reading.  
Steep ponderosa pine covered slopes with cliffs. Phenology: vegetative only. 

B. E. Nelson, 76894.  6/8/2009. 		USFS 885038	Barcode: USFS0053842
     with Hans Hallman
_________________________________________________________________________

1377.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: Wickham Gulch in the vicinity of Wickham Spring No. 1, ca 5.5 air mi NW of Camp Creek, SD.  Elev. 3400-3600 ft.
T3S R62E S16 NE1/4.  45.5801 N, 104.0713 W; NAD 83, , GPS reading.  
On and at the base of sandstone cliffs. Phenology: vegetative only. 

B. E. Nelson, 77133.  6/12/2009. 		USFS 885037	Barcode: USFS0053843
     with Hans Hallman
_________________________________________________________________________

1378.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: South Cave Hills: N of Brown Johnson Road and Dry Creek, ca 13.5 air mi N of Buffalo.  Elev. 3120-3380 ft.
T21N R4E S13; also N1/4 S24.  45.7748 N, 103.571 W to 45.7784 N, 103.572 W; NAD 83, , GPS reading.  
Rocky slope of butte. Phenology: vegetative only. 

B. E. Nelson, 77181.  6/13/2009. 		USFS 885036	Barcode: USFS0053844
_________________________________________________________________________

1379.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: South Cave Hills: upper Casper Gulch on the southwest side of the mesa, ca 11 air mi N of Buffalo.  Elev. 3120-3400 ft.
T21N R4E S36 NE1/4.  45.7467 N, 103.5645 W to 45.7438 N, 103.5663 W; NAD 83, , GPS reading.  
Canyon bottom with green ash. Phenology: flowering. 

B. E. Nelson, 77195.  6/13/2009. 		USFS 883207	Barcode: USFS0049193
_________________________________________________________________________

1380.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland District: on the divide between East Fork Otter Creek and Wilbur Creek on Wilbur Creek (Forest Road 4775), ca 13 air mi E of Ashland.  Elev. 3800-4040 ft.
T3S R46E S1 W1/2.  45.6018 N, 105.9975 W; NAD 83, , Nat. Geog. TOPO!.  
Scoria-clinker ridge and slope with ponderosa pine. Phenology: vegetative only. 

B. E. Nelson, 77401.  6/17/2009. 		USFS 885034	Barcode: USFS0053846
_________________________________________________________________________

1381.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland District: vicinity of Cow Creek  Camp/ Picnicground on Cow Creek ca 5.5 air mi W of Fort Howes Work Center, ca 25 air mi S Ashland.  Elev. 3850-3980 ft.
T6S R45E S20 NE1/4; also SE1/4 S17.  45.3101 N, 106.2427 W; NAD 83, , GPS reading.  
Open ponderosa pine forest on northerly- facing slope. Phenology: vegetative only. 

B. E. Nelson, 78166.  7/25/2009. 		USFS 885033	Barcode: USFS0053847
_________________________________________________________________________

1382.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland District: ridge and slope between Yankee Spring and South Fork Bloom Creek and along the creek, ca air 28.5 mi SW of Broadus.  Elev. 3900-4020 ft.
T7S R47E S13 W1/2.  45.2317 N, 105.9148 W; NAD 83, , GPS reading.  
Dry slopes and ridge top. Phenology: vegetative only. 

B. E. Nelson, 78291.  7/26/2009. 		USFS 885032	Barcode: USFS0053848
_________________________________________________________________________

1383.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: U.S. Hwy 160, ca 5.5 air mi NW of La Veta.  Elev. 7700 ft.
T29S R69W S3 SW1/4.  37.5511 N, 105.0936 W.  
Roadside. 

Ronald L. Hartman, 61868.  6/30/1998. 		RM 829418
_________________________________________________________________________

1384.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: near the head of Schleichart Draw ca 0.5 air mi W of Riley Pass, ca 18 air mi N of Buffalo.  Elev. 3220-3320 ft.
T22N R5E S27 SE1/4.  45.8408 N, 103.4853 W; NAD 83, , GPS reading.  
Open slope below sandstone cliff. Phenology: vegetative only. 

B. E. Nelson, 78507.  7/30/2009. 		USFS 885031	Barcode: USFS0053849
_________________________________________________________________________

1385.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: ca 0.5 air mi SE of Riley Pass, ca 18 air mi N of Buffalo.  Elev. 3290-3320 ft.
T22N R5E S26 SW1/4.  45.836 N, 103.471 W; NAD 83, , GPS reading.  
Flats with Uranium mine spoil piles and area of ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 78554.  7/30/2009. 		USFS 885030	Barcode: USFS0053850
_________________________________________________________________________

1386.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: on top and east side of buttes ca 3.5 air mi S of Reva Gap, ca 19.5 air mi SES of Buffalo.  Elev. 3360-3600 ft.
T18N R8E S32 W1/2.  45.4843 N, 103.1753 W to 45.4796 N, 103.1768 W to 45.4812 N, 103.1726 W to 45.4826 N, 103.1722 W; NAD 83, , GPS reading.  
Grass-forb meadow and open ponderosa pine woods. Phenology: vegetative only. 

B. E. Nelson, 78592.  8/1/2009. 		USFS 885029	Barcode: USFS0053851
_________________________________________________________________________

1387.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: East Short Pine Hills: vicinity of Spring No. 3 just below and NE of Moreau Peak, ca 18 air mi SSW of Buffalo.  Elev. 3600-3760 ft.
T16N R3E S13 SW1/4.  45.3465 N, 103.7071 W; NAD 83, , GPS reading.  
Open ponderosa pine woods and clearings. Phenology: vegetative only. 

B. E. Nelson, 78686.  8/2/2009. 		USFS 885028	Barcode: USFS0053852
_________________________________________________________________________

1388.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: at the mouth of Spring Canyon and just below at the northwest base of Rustler Ridge, ca 20.5 air mi SE of Ekalaka.  Elev. 3640-3900 ft.
T1S R61E S32 NE1/4; also NW1/4 S33.  45.708 N, 104.2162 W; NAD 83, , GPS reading.  
Open slope and ponderosa pine savannah. Phenology: vegetative only. 

B. E. Nelson, 78804.  8/4/2009. 		USFS 885027	Barcode: USFS0053853
_________________________________________________________________________

1389.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: La Garita Mountains: Hodding Creek, ca 2-2.5 road mi SW of Colo Hwy 114, ca 12 air mi W of Saguache.  Elev. 8200-8300 ft.
T44N R6E S6 NW1/4.  38.0916 N, 106.3568 W.  
Conifer forests, slopes to rock outcrop and stream bottom. 

Ronald L. Hartman, 61928.  7/2/1998. 		RM 829417
_________________________________________________________________________

1390.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: from butte top down to Window Rock, ca 16-16.5 air mi E of Buffalo.  Elev. 3180-3590 ft.
T19N R8E S36.  45.5715 N, 103.2097 W to 45.5695 N, 103.2131 W; NAD 83, , GPS reading.  
Rocky slope above hardwood draw. Phenology: flowering. 

Hans Hallman, 19.  6/9/2009. 		 	Barcode: USFS0050574
     with B. E. Nelson
_________________________________________________________________________

1391.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just N of SD Hwy 20, ca 0.5-1 air mi W of Reva Gap, ca 17.5 air mi E of Buffalo.  Elev. 3180-3280 ft.
T18N R8E S8 SW1/4.  45.5329 N, 103.1897 W; NAD 83, , GPS reading.  
Hardwood draw dominated by Fraxinus. Phenology: flowering. 

Hans Hallman, 52.  6/9/2009. 		USFS 885094	Barcode: USFS0053883
     with B. E. Nelson
_________________________________________________________________________

1392.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just S of SD Hwy 20 at Reva Gap and in The Castles, ca 18.5 air mi E of Buffalo.  Elev. 3250-3400 ft.
T18N R8E S7 SE1/4; also SW1/4 S8, NW1/4 S17, and NE1/4 S18.  45.5308 N, 103.1771 W; NAD 83, , GPS reading.  
Mixed ponderosa pine and hardwood slope with siltstone outcrops. Phenology: flowering. 

Hans Hallman, 88.  6/11/2009. 		USFS 885093	Barcode: USFS0053882
_________________________________________________________________________

1393.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: ca 0.5 air mi W of SD Hwy 79 on South Divide or Forest Road 3148, in and around Deer Draw, ca 23 air mi SE of Buffalo.  Elev. 3350-3500 ft.
T16N R8E S5.  45.3784 N, 103.1734 W; NAD 83, , GPS reading.  
Ponderosa pine-dominated upland slope. Phenology: flowering. 

Hans Hallman, 100.  6/11/2009. 		USFS 885092	Barcode: USFS0053881
_________________________________________________________________________

1394.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: ca 1 air mi W of SD Hwy 79 on JB or Forest Road 115 at southwest end of Square Top Butte, ca 22 air mi SE of Buffalo.  Elev. 3220-3400 ft.
T17N R8E S29 SW1/4; also SE1/4 S31 and NW1/4 S32.  45.4016 N, 103.1795 W; NAD 83, , GPS reading.  
Grass-dominated slopes below siltstone cliffs and outcrops interspersed with badlands. Phenology: fruiting. 

Hans Hallman, 137.  6/11/2009. 		USFS 885091	Barcode: USFS0053880
_________________________________________________________________________

1395.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: between Sawmill Canyon and Devils Canyon, ca 6.5 air mi WNW of Ludlow.  Elev. 3080-3360 ft.
T22N R5E S16 S1/4.  45.8596 N, 103.4945 W; NAD 83, , GPS reading.  
Open sagebrush grassland. Phenology: vegetative only. 

Hans Hallman, 288.  6/13/2009. 		USFS 885090	Barcode: USFS0053879
_________________________________________________________________________

1396.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in draw and on mesa just N of Forest Road 123, ca 0.5 air mi W of Picnic Spring, ca 6.5 air mi WNW of Ludlow.  Elev. 3200-3340 ft.
T22N R5W S15 W1/2; also NE1/4 S16.  45.8728 N, 103.5037 W; NAD 83, , GPS reading.  
Grass-dominated mesa. Phenology: vegetative only. 

Hans Hallman, 331.  6/13/2009. 		USFS 885089	Barcode: USFS0053878
_________________________________________________________________________

1397.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Cochetopa Hills: road to Spanish Creek, ca 0.5 air mi N of Colo Hwy 114; ca 20 air mi WNW of Saguache.  Elev. 8700 ft.
T45N R4E S36 SW1/4.  38.1126 N, 106.482 W.  
Stream side and rocky slopes. 

Ronald L. Hartman, 61963.  7/3/1998. 		RM 829416
_________________________________________________________________________

1398.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in Schleichart Draw, just N of Forest Road 3120, ca 0.5 air mi W of Schleichart Draw Reservoir, ca 5.5 air mi W of Ludlow.  Elev. 3060-3340 ft.
T22N R5E S34.  45.8298 N, 103.4979 W; NAD 83, , GPS reading.  
Green ash-dominated moist draw. Phenology: fruiting. 

Hans Hallman, 426.  6/13/2009. 		USFS 885088	Barcode: USFS0053877
_________________________________________________________________________

1399.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: East Short Pine Hills: ca 0.5 air mi N of Forest Road 3111, ca 6 air mi E of Harding.  Elev. 3620-3980 ft.
T16N R3E S2 NE1/4; also NW1/4 S1 and T17N R3E SE1/4 S35.  45.3895 N, 103.7171 W; NAD 83, , GPS reading.  
Grasslands interspersed with badlands. Phenology: fruiting. 

Hans Hallman, 536.  6/14/2009. 		RM 
_________________________________________________________________________

1400.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Ca 2.5 air mi N of SD Hwy 20, ca 4.5 air mi NE of Camp Crook near Johnson Butte.  Elev. 3130-3220 ft.
T19N R2E S20.  45.5943 N, 103.9123 W; NAD 83, , GPS reading.  
Grass-dominated open, rolling grazing land. Phenology: vegetative only. 

Hans Hallman, 682.  6/19/2009. 		RM 
_________________________________________________________________________

1401.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: in and around Sawmill Gulch near Jackson Sawmill Spring, ca 1.5 air mi of Poker Jim Butte Lookout and ca 20.5 air mi SSW of Ashland.  Elev. 3840-4050 ft.
T6S R44E S20 NE1/4; also NW1/4 S21.  45.3056 N, 106.358 W; NAD 83, , GPS reading.  
Sandy hillside above gulch. Phenology: vegetative only. 

Hans Hallman, 759.  6/20/2009. 		USFS 885087	Barcode: USFS0053876
_________________________________________________________________________

1402.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: King Mountain Hiking and Riding Area: in and around East Fork O' Dell Creek ca 2.5 air mi E of O' Dell Creek or Forest Road 4131, ca 12.5 air mi S of Ashland.  Elev. 3600-3620 ft.
T5S R44E S11 N1/2.  45.4226 N, 106.2642 W; NAD 83, , GPS reading.  
Green ash and chokecherry-dominated hardwood draw. Phenology: vegetative only. 

Hans Hallman, 863.  6/20/2009. 		USFS 885086	Barcode: USFS0053875
_________________________________________________________________________

1403.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: around Aspen Spring, ca 0.5 air mi S of Red Hill and ca 4.5 air mi E of Ekalaka.  Elev. 3560-3600 ft.
T2N R58E S25 E1/2.  45.9011 N, 104.4555 W; NAD 83, , GPS reading.  
Ponderosa pine and green ash-dominated draw. Phenology: fruiting. 

Hans Hallman, 1126.  6/25/2009. 		USFS 885085	Barcode: USFS0053874
_________________________________________________________________________

1404.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in and around the head of Flasted Draw, 1.5-2 air mi SW of Red Hill and ca 3.5 air mi E of Ekalaka.  Elev. 3610-3650 ft.
T2N R58E S35 E1/2.  45.8912 N, 104.4764 W; NAD 83, , GPS reading.  
Hardwood draw dominated by green ash and chokecherry. Phenology: vegetative only. 

Hans Hallman, 1242.  6/25/2009. 		USFS 885084	Barcode: USFS0053873
_________________________________________________________________________

1405.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Chalk Buttes: from the top of the South Chalk Butte, ca 0.5 air mi SE of Alstrom Spring, into Birch Spring Draw, and NE toward Hehn Draw, ca 0.5-2 air mi SW of Trenk Pass, ca 13.5 air mi SW of Ekalaka.  Elev. 3800-4100 ft.
T1S R57E S29; also SE1/4 S30, NE1/4 S31, and NW1/4 S32.  45.7173 N, 104.717 W; NAD 83, , GPS reading.  
Draw dominated by ponderosa pine and green ash. Phenology: vegetative only. 

Hans Hallman, 1405.  7/2/2009. 		USFS 885083	Barcode: USFS0053872
_________________________________________________________________________

1406.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: on top of and on southern slope of Home Creek Butte off of Suicide Pass Road spur or Forest Road 4777A, ca 4 air mi NW of Camps Pass and ca 16.5 air mi E of Ashland.  Elev. 4300-4400 ft.
T3S R47E S4 W1/2.  45.6027 N, 105.9351 W; NAD 83, , GPS reading.  
Upland woodland dominated by ponderosa pine and grasses; mostly shallow, rocky soils with some rock outcrops. Phenology: vegetative only. 

Hans Hallman, 1622.  7/5/2009. 		USFS 885082	Barcode: USFS0053871
_________________________________________________________________________

1407.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just S of Forest Road 4785, ca 0.5 air mi SW of Camps Pass and ca 19 air mi ESE of Ashland.  Elev. 3780-4840 ft.
T3S R47E S27 NE1/4.  45.5483 N, 105.9042 W; NAD 83, , GPS reading.  
Grass-dominated meadow. Phenology: vegetative only. 

Hans Hallman, 1736.  7/6/2009. 		USFS 885081	Barcode: USFS0053870
_________________________________________________________________________

1408.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: in and around Brewer Reservoir, just W of Forest Road 3036, ca 13.5 air mi WNW of Camp Crook, SD.  Elev. 3860-4020 ft.
T3S R61E S5 NW1/4; also NE1/4 S6 and T2S R61E SE1/4 S31.  45.6047 N, 104.2286 W; NAD 83, , GPS reading.  
In and around small draw dominated by aspen and surrounded by open ponderosa pine woodland. Phenology: vegetative only. 

Hans Hallman, 1815.  7/10/2009. 		USFS 885080	Barcode: USFS0053869
_________________________________________________________________________

1409.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: La Garita Mountains: ca 1 air mi W of Big Springs Picnic Area, ca 12 air mi W of Saguache.  Elev. 8500-8600 ft.
T44N R6E S7 NW1/4.  38.077 N, 106.3568 W.  
Igneous caprock and drainage below. 

Ronald L. Hartman, 62129.  7/3/1998. 		RM 829415
_________________________________________________________________________

1410.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: On the west side of The Jumpoff, ca 1 air mi E of County Road 897 and ca 3 air mi S of SD Hwy 20, ca 7.5 air mi ESE of Camp Crook.  Elev. 3200-3310 ft.
T18N R2E S12 SW1/4.  45.5354 N, 103.8263 W; NAD 83, , GPS reading.  
Hillside dominated by green ash and grasses. Phenology: fruiting. 

Hans Hallman, 2196.  7/13/2009. 		RM 
_________________________________________________________________________

1411.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in and around draws SE of junction of North Divide or Forest Road 3125 and Forest Road 3145 in the vicinity of Camp Spring, ca 4.5 air mi S of Reva Gap, ca 19 air mi ESE of Buffalo.  Elev. 3420-3460 ft.
T17N R8E S6.  45.4701 N, 103.1915 W; NAD 83, , GPS reading.  
In and near flowing water draw dominated by green ash, grasses, and sedges. Phenology: vegetative only. 

Hans Hallman, 2382.  7/17/2009. 		USFS 885079	Barcode: USFS0053868
_________________________________________________________________________

1412.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just SW of Summit Pass on SD Hwy 79, ca 23.5 air mi SE of Buffalo.  Elev. 3450 ft.
T16N R8E S8 N1/2.  45.3713 N, 103.1773 W; NAD 83, , GPS reading.  
Open ponderosa pine and grass woodland. Phenology: fruiting. 

Hans Hallman, 2538.  7/17/2009. 		USFS 885078	Barcode: USFS0053867
_________________________________________________________________________

1413.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Ca 0.5 air mi E of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi N of Fort Howes and ca 15 air mi SSE of Ashland.  Elev. 3240-3290 ft.
T5S R45E S22 NE1/4.  45.3935 N, 106.162 W; NAD 83, , GPS reading.  
Grass-dominated grazing land. Phenology: fruiting. 

Hans Hallman, 2682.  7/22/2009. 		RM 
_________________________________________________________________________

1414.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Ca 0.5 air mi E of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi N of Fort Howes and ca 15 air mi SSE of Ashland.  Elev. 3240-3290 ft.
T5S R45E S22 NE1/4.  45.3935 N, 106.162 W; NAD 83, , GPS reading.  
Grass-dominated grazing land. Phenology: vegetative only. 

Hans Hallman, 2722.  7/22/2009. 		RM 
_________________________________________________________________________

1415.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in and around Seymour Reservoir, ca 0.5 air mi N of Taylor Creek or Forest Road 4127, ca 7 air mi SE of Fort Howes and ca 27 air mi SSE of Ashland.  Elev. 3800-3920 ft.
T7S R47E S7 W1/4; also T7S R46E NE1/4 S12.  45.2478 N, 106.0351 W; NAD 83, , GPS reading.  
Ponderosa pine and grass-dominated upland. Phenology: fruiting. 

Hans Hallman, 2728.  7/23/2009. 		USFS 885077	Barcode: USFS0053866
_________________________________________________________________________

1416.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in the vicinity of Rimrock Spring, ca 1 air mi S of Forest Road 3151, ca 7.5 air mi SE of Summit Pass on SD Hwy 79 and ca 31 air mi SE of Buffalo.  Elev. 3300-3360 ft.
T16N R9E S28 SW1/4; also N1/2 S33.  45.3165 N, 103.0363 W; NAD 83, , GPS reading.  
Grass-dominated butte top with occasional hardwood draws. Phenology: fruiting. 

Hans Hallman, 2801.  7/25/2009. 		USFS 885062	Barcode: USFS0052310
_________________________________________________________________________

1417.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in the vicinity of Willard Gap off of Rimrock Trail or Forest Road 3150, ca 3 air mi ESE of Summit Pass on SD Hwy 79 and ca 26.5 air mi SE of Buffalo.  Elev. 3380-3480 ft.
T16N R8E S14 N1/2.  45.3493 N, 103.1066 W; NAD 83, , GPS reading.  
Near the rim of a cliff with scattered ponderosa pine, junipers, and grasses. Phenology: fruiting. 

Hans Hallman, 2938.  7/26/2009. 		USFS 885076	Barcode: USFS0053865
_________________________________________________________________________

1418.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: in the vicinity of Red Bluff Spring, just W of Forest Road 3117, ca 5 air mi SSW of Mill Iron and ca 16.5 air mi ESE of Ekalaka.  Elev. 3200-3300 ft.
T1S R61E S6 N1/2.  45.7857 N, 104.2355 W; NAD 83, , GPS reading.  
East-facing rocky slope with mix of ponderosa pine, green ash, and hardwood shrubs. Phenology: fruiting. 

Hans Hallman, 3022.  7/26/2009. 		USFS 885075	Barcode: USFS0053864
_________________________________________________________________________

1419.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in the vicinity of Russel Spring just S of Camp Needmore off of Forest Road 3104, ca 6.5 air mi SE of Ekalaka.  Elev. 3820-3840 ft.
T1N R58E S24 SE1/4.  45.8229 N, 104.4547 W; NAD 83, , GPS reading.  
Open ponderosa pine and grass-dominated woodland. Phenology: fruiting. 

Hans Hallman, 3381.  7/30/2009. 		USFS 885074	Barcode: USFS0053863
_________________________________________________________________________

1420.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: Cook Mountain Hiking and Riding Area: in the vicinity of Cliff Spring and areas SE, W of Forest Road 4772, ca 9 air mi NE of Ashland.  Elev. 3540-3780 ft.
T2S R45E S11 SE1/4; also SW1/4 S12 and N1/2 S13.  45.6707 N, 106.1281 W; NAD 83, , GPS reading.  
Grass-dominated rocky slope. Phenology: fruiting. 

Hans Hallman, 3589.  8/1/2009. 		USFS 885073	Barcode: USFS0053862
_________________________________________________________________________

1421.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just NW of unnamed 4WD road ca 1.5 air mi SW of The Breaks Coulee, ca 15 air mi NE of Ashland.  Elev. 3180-3280 ft.
T1S R46E S6 SE1/4.  45.7792 N, 106.1031 W; NAD 83, , GPS reading.  
Mixed grass and badlands slope. Phenology: vegetative only. 

Hans Hallman, 3636.  8/2/2009. 		USFS 884882	Barcode: USFS0053959
_________________________________________________________________________

1422.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Just E of Beaver Creek Road ca 1.5 air mi NW of Red Butte, ca 15.5 air mi NNE of Ashland.  Elev. 3160-3220 ft.
T1N R45E S32 N1/2.  45.7987 N, 106.1604 W; NAD 83, , GPS reading.  
Grass-dominated upland with scattered ponderosa pine. Phenology: fruiting. 

Hans Hallman, 3685.  8/2/2009. 		RM 
_________________________________________________________________________

1423.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: South Cave Hills: in and around Timber Canyon, between Forest roads 3113 and 3137, ca 11.5 air mi N of Buffalo.  Elev. 3360-3400 ft.
T21N R5E S30 SW1/4.  45.745 N, 103.5592 W; NAD 83, , GPS reading.  
Ponderosa pine and grass-dominated upland. Phenology: vegetative only. 

Hans Hallman, 3718.  8/4/2009. 		USFS 885072	Barcode: USFS0053861
_________________________________________________________________________

1424.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: South Cave Hills: in and around McKenzie Gulch, S of Forest Road 3113, ca 10 air mi N of Buffalo.  Elev. 3080-3280 ft.
T20N R5E S5.  45.7264 N, 103.5362 W; NAD 83, , GPS reading.  
Green ash-dominated draw. Phenology: fruiting. 

Hans Hallman, 3868.  8/4/2009. 		USFS 885071	Barcode: USFS0053860
_________________________________________________________________________

1425.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo.  Elev. 3400-3580 ft.
T19N R7E S25 SW1/4.  45.5771 N, 103.2137 W; NAD 83, , GPS reading.  
Rocky and sandy grass-dominated slope. Phenology: fruiting. 

Hans Hallman, 3920.  8/10/2009. 		USFS 885070	Barcode: USFS0053859
_________________________________________________________________________

1426.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just N of Fifteenmile Creek or Forest Road 4094, ca 1 air mi NNE of Dalzells Spring, ca 21 air mi ESE of Ashland.  Elev. 3840-3960 ft.
T5S R47E S9 SE1/4; also SW1/4 S10, NW1/4 S15, and NE1/4 S16.  45.4033 N, 105.9277 W; NAD 83, , GPS reading.  
Green ash-dominated meadow with scattered ponderosa pine. Phenology: fruiting. 

Hans Hallman, 4125.  8/13/2009. 		USFS 885069	Barcode: USFS0053858
_________________________________________________________________________

1427.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in a tributary of Schleichart Draw above Schleichart Draw Reservoir, W of Forest Road 3130, ca 17 air mi NNE of Buffalo.  Elev. 3400 ft.
T22N R5E S35.  45.831 N, 103.4707 W; NAD 83, , GPS reading.  
Grass and chokecherry-dominated east-facing slope with rock outcrops. Phenology: fruiting. 

Hans Hallman, 4261.  8/16/2009. 		USFS 885068	Barcode: USFS0053857
     with G. Gust
_________________________________________________________________________

1428.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: just E of Forest Road 3117, ca 1/4 air mi SE of Iron Spring, ca 18 air mi NW of Camp Crook, SD.  Elev. 3480-3580 ft.
T1S R61E S17.  45.7243 N, 104.2192 W; NAD 83, , GPS reading.  
Grass-dominated meadow into wind-thrown ponderosa pine woodland. Phenology: vegetative only. 

Hans Hallman, 4312.  8/16/2009. 		USFS 885067	Barcode: USFS0052315
     with G. Gust
_________________________________________________________________________

1429.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in and E of Stagville Draw on Forest Road 3813 at Stagville Spring, SE past Forest Road 3813B to east boundary of Forest, ca 5.5 air mi SSE of Ekalaka.  Elev. 3820-3920 ft.
T1N R58E S27 NW1/4; also NE1/4 S28 and SW1/4 S21.  45.821 N, 104.528 W; NAD 83, , GPS reading.  
Steep road cut with rocky, sandy substrate. Phenology: vegetative only. 

Hans Hallman, 4508.  8/18/2009. 		USFS 885022	Barcode: USFS0053919
     with G. Gust
_________________________________________________________________________

1430.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in the vicinity of Gundlach Well off of Forest Road 3103, ca 6 air mi ESE of Ekalaka.  Elev. 3800-3960 ft.
T1N R59E S7 South1/2; also N1/2 S7.  45.8658 N, 104.4367 W; NAD 83, , GPS reading.  
Grass and ponderosa pine-dominated open woodland. Phenology: fruiting. 

Hans Hallman, 4688.  8/18/2009. 		USFS 885020	Barcode: USFS0053917
     with G. Gust
_________________________________________________________________________

1431.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: just off Opechee Park or Forest Road 3101, ca 0.5 road mi SE of private inholding border with Forest Service land, ca 4.5 air mi ESE of Ekalaka.  Elev. 3790-3880 ft.
T1N R58E S12 NW1/4.  45.8635 N, 104.4662 W; NAD 83, , GPS reading.  
Aspen and ponderosa pine-dominated draw. Phenology: vegetative only. 

Hans Hallman, 4619.  8/19/2009. 		USFS 885021	Barcode: USFS0053918
     with G. Gust
_________________________________________________________________________

1432.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Picketwire Valley, ca 1 mi E of Cordova Plaza.  Elev. 6700 ft.
T33S R66W S32.  37.1272 N, 104.802 W.  
Roadside. 

Ronald L. Hartman, 62427.  7/22/1998. 		RM 829414
_________________________________________________________________________

1433.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: E of Gas Hills or County Road 212, ca 10.5 air mi SW of Waltman.  Elev. 6240-6450 ft.
T35N R88W S36; also T34N R88W S1.  42.9606 N, 107.3358 W.  
Badlands bordered by sagebrush-grassland and northeast-facing slope of scattered limber pine. Phenology: vegetative only. 

Amy J. Roderick, 6591.  7/14/1998. 		RM 
_________________________________________________________________________

1434.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: Indian Creek from Indian Creek trailhead, ca 0.8 air mi NW.  Elev. 8700-8800 ft.
T30S R69W S5.  37.4636 N, 105.1301 W.  
Mesic canyon with dry, sandy, volcanic outcrops to north. 

Ronald L. Hartman, 62715.  7/24/1998. 		RM 829413
     with Jim Fowler and Jason Fowler
_________________________________________________________________________

1435.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: W of Main Boulder Ranger Station, ca 25.5 air mi SW of Big Timber.  Elev. 5300-5500 ft.
T3S R12E S34 SW1/4; also SE1/4 S33.  45.5245 N, 110.2243 W; WGS 84, , GPS reading.  
On south- and east-facing slopes, mixed forest with limber pine, aspen, Douglas fir, and open meadows. Phenology: flowering & fruiting. 

Brian Elliott, 13807.  6/22/2008. 		USFS 866989	Barcode: USFS0059221
_________________________________________________________________________

1436.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colorado City, Colo Hwy 165 N of Greenhorn Meadow Park.  Elev. 5800 ft.
T24S R67W S24 SW1/4.  37.9476 N, 104.8344 W.  
Roadside, road cut, and field. Phenology: fruiting. 

Ronald L. Hartman, 63204.  8/13/1998. 		RM 828480
     with Craig Freeman
_________________________________________________________________________

1437.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 1.5 road mi E of Rye.  Elev. 6400 ft.
T24S R67W S32 NE1/4.  37.9184 N, 104.9076 W.  
Roadside and road cut. 

Ronald L. Hartman, 63222.  8/13/1998. 		RM 829412
     with Craig Freeman
_________________________________________________________________________

1438.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Crook County: Black Hills National Forest: ca 12.5 air mi W (265°) of Spearfish, SD, E of Sand Creek Road in the vicinity of Dugout Gulch; N of gulch.  Elev. 4280 ft.
T52N R60W S19 NE1/4 SE1/4.  570988E, 4925680N; NAD 83, GPS reading.  
On sandstone bluffs. Survey ID: 10D001 Phenology: flowering. 

Brian Elliott, 14838.  6/1/2010. 		RM 
_________________________________________________________________________

1439.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: McCoy Gulch, ca 3.2 air mi S of Cotopaxi.  Elev. 7350 ft.
T47N R12E S17 SW1/4.  38.3207 N, 105.666 W.  
Oak-pinyon-juniper woodland and openings. 

Ronald L. Hartman, 63720.  8/19/1998. 		RM 829443
_________________________________________________________________________

1440.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Blue Gulch N of Wyo Hwy 220, ca 3.2 air mi NW of Alcova townsite.  Elev. 6000 ft.
T30N R83W S3.  42.5986 N, 106.767 W.  
Chalky hills with scattered Utah juniper and Rhus trilobata var. trilobata. Phenology: fruiting. 

Amy J. Roderick, 6690.  7/18/1998. 		RM 
_________________________________________________________________________

1441.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: ca 0.5 air mi E of Fletcher Reservoir between Forest roads 4792 and 47921, ca 27.5 air mi SSE of Ashland.  Elev. 3650-3750 ft.
T7S R46E S29 E1/2.  45.2045 N, 106.1227 W; NAD 83, , GPS reading.  
Draw with green ash, juniper, and ponderosa pine. Phenology: flowering & fruiting. 

Hans Hallman, 4717.  6/10/2010. 		USFS 885035	Barcode: USFS0053845
_________________________________________________________________________

1442.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Ca 0.5 air mi W of Otter Creek Road, ca 0.5 air mi S of Custer National Forest boundary, ca 30 air mi SSE of Ashland.  Elev. 3580-3660 ft.
T8S R45E S1 E1/2; also T8S R46E S6 W1/2.  45.1659 N, 106.1384 W; NAD 83, , GPS reading.  
Grass and ponderosa pine-dominated draw with juniper, Linum, Tragopogon, and Rhus. Phenology: flowering & fruiting. 

Hans Hallman, 4803.  6/11/2010. 		RM 
_________________________________________________________________________

1443.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: Icebox Canyon, ca 17 air mi N of Buffalo.  Elev. 3040-3100 ft.
T22N R5E S33 NE1/4; also S28 SE1/4.  45.8319 N, 103.5041 W; NAD 83, , GPS reading.  
Moist to wet draw with green ash, grasses, and sedges. Phenology: vegetative only. 

Hans Hallman, 4909.  6/15/2010. 		USFS 885019	Barcode: USFS0053916
_________________________________________________________________________

1444.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: just WNW of Riley Pass, among uranium mine tailings, ca 18 air mi NNE of Buffalo.  Elev. 3300-3360 ft.
T22N R5E S27 NE1/4.  45.845 N, 103.4844 W; NAD 83, , GPS reading.  
Disturbed clayey substrate amongst mine tailings. Phenology: fruiting. 

Hans Hallman, 4952.  6/16/2010. 		USFS 885018	Barcode: USFS0053915
_________________________________________________________________________

1445.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: To ca 1.5 air mi NW of Moorehead Road, ca 4.5 air mi WSW of Broadus.  Elev. 3220-3420 ft.
T5S R50E S12; also T5S R51E S7 SW1/4.  45.4153 N, 105.4988 W; NAD 83, , GPS reading.  
Grass and sagebrush-dominated grazing land with scattered badlands. Phenology: fruiting. 

Hans Hallman, 5086.  6/19/2010. 		RM 
_________________________________________________________________________

1446.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: E of Moorehead Road near the Powder River, ca 9 air mi SW of Broadus.  Elev. 3100-3230 ft.
T5S R50E S34 SE1/4; also S35 SW1/4.  45.3445 N, 105.533 W; NAD 83, , GPS reading.  
Grass and sagebrush-dominated grazing land interspersed with badlands. Phenology: vegetative only. 

Hans Hallman, 5119.  6/22/2010. 		RM 
_________________________________________________________________________

1447.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: E of Forest Road 4775, ca 1.5 air mi SE of East Fork Otter Creek Road, ca 2.5 air mi SSW of Holiday Campground, ca 13.5 air mi E of Ashland.  Elev. 3640-3900 ft.
T3S R46E S1 NW1/4; also S2 NE1/4.  45.6057 N, 106.0025 W; NAD 83, , GPS reading.  
Ponderosa pine-dominated forest with scattered rock outcrops and grass-dominated openings. Phenology: vegetative only. 

Hans Hallman, 5184.  6/24/2010. 		USFS 885017	Barcode: USFS0053914
_________________________________________________________________________

1448.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: W of Forest Road 4794 in the vicinity of Horse Creek Buttes, ca 6 air mi SE of Poker Jim Butte, ca 23 air mi S of Ashland.  Elev. 3900-3980 ft.
T6S R44E S36 SE1/4; also T7S R44E S1 NE1/4 and T7S R45E S6 NW1/4.  45.2712 N, 106.2799 W; NAD 83, , GPS reading.  
Draw dominated by chokecherry, boxelder, and Symphoricarpos with rock outcrops on margins. Phenology: fruiting. 

Hans Hallman, 5355.  6/26/2010. 		USFS 885016	Barcode: USFS0053913
_________________________________________________________________________

1449.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: N of Forest Road 4409, generally between Cabin Creek Spring and Deer Creek Spring, ca 11 air mi ENE of Ashland.  Elev. 3800-4040 ft.
T2S R46E S17 E1/2; also S16 W1/2, S20 NE1/4, and S21 NW1/4.  45.6569 N, 106.0755 W; NAD 83, , GPS reading.  
Ponderosa pine forest with grass-dominated openings, with Rhus, Rosa, and Balsamorhiza patches. Phenology: fruiting. 

Hans Hallman, 5465.  6/28/2010. 		USFS 885015	Barcode: USFS0053912
_________________________________________________________________________

1450.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Ca 1 air mi N of Belle Creek Road, ca 4 air mi E of its junction with Mont Hwy 59, ca 19 air mi SSE of Broadus.  Elev. 3400-3580 ft.
T8S R53E S29.  45.1976 N, 105.2449 W; NAD 83, , GPS reading.  
Grass and sagebrush-dominated grazing land with some moist draws and scattered small areas of badlands. Phenology: fruiting. 

Hans Hallman, 5621.  6/30/2010. 		RM 
_________________________________________________________________________

1451.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in the vicinity of the head of Red Cross Draw, ca 1 air mi N of Reva Gap, ca 18 air mi E of Buffalo.  Elev. 3350-3440 ft.
T18N R8E S6 SE1/4; also S7 NE1/4.  45.5443 N, 103.1828 W; NAD 83, , GPS reading.  
Moist hardwood-dominated draw. Phenology: fruiting. 

Hans Hallman, 5682.  7/2/2010. 		USFS 885014	Barcode: USFS0053911
_________________________________________________________________________

1452.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just N of Forest Road 4410, ca 2 air mi E of Yager Butte, ca 17 air mi ESE of Ashland.  Elev. 3660-3800 ft.
T4S R47E S19 S1/4; also S30 N1/2.  45.4586 N, 105.9843 W; NAD 83, , GPS reading.  
In and around flowing-water hardwood draw with green ash, boxelder, chokecherry, snowberry, and Monarda. Phenology: fruiting. 

Hans Hallman, 5742.  7/4/2010. 		USFS 885013	Barcode: USFS0053910
_________________________________________________________________________

1453.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in vicinity between Holiday Campground and SE to Sutton Spring, E of Forest Road 4777, ca 15 air mi ENE of Ashland.  Elev. 3940-4000 ft.
T2S R47E S19 SE1/4; also S30 NE1/4 and S29 NW1/4.  45.6376 N, 105.9735 W; NAD 83, , GPS reading.  
Ponderosa pine forest with dense groundcover of Berberis and Toxicodendron. Phenology: vegetative only. 

Hans Hallman, 5810.  7/6/2010. 		USFS 885066	Barcode: USFS0052314
_________________________________________________________________________

1454.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Along Powderville Road East in vicinity of Oliphant Butte, ca 31-33 air mi WSW of Ekalaka.  Elev. 2860-2900 ft.
T2S R53E S14 SE1/4; also S12.  45.6831 N, 105.1225 W; NAD 83, , GPS reading.  
Mixed badlands and grass and sagebrush-dominated grazing land with Sarcobatus, Achnatherum hymenoides, Bromus, and Atriplex. Phenology: fruiting. 

Hans Hallman, 5944.  7/8/2010. 		RM 
_________________________________________________________________________

1455.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 4516, ca 2 air mi W of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi NNW of Fort Howes.  Elev. 3340-3500 ft.
T5S R45E S20 E1/4; also S21 W1/2.  45.389 N, 106.1906 W; NAD 83, , GPS reading.  
Rocky and sandy south-facing slope with scattered grasses, ponderosa pine, and juniper. Phenology: fruiting. 

Hans Hallman, 5994.  7/10/2010. 		USFS 885065	Barcode: USFS0052313
_________________________________________________________________________

1456.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Griffin Pass, E of Forest Road 4431, ca 21.5 air mi ENE of Ashland.  Elev. 3740-3800 ft.
T2S R48E S20 NW1/4; also S17 SW1/4.  45.6526 N, 105.8345 W; NAD 83, , GPS reading.  
Ponderosa pine woodland with grass-dominated understory. Phenology: fruiting. 

Hans Hallman, 6112.  7/12/2010. 		USFS 885064	Barcode: USFS0052312
_________________________________________________________________________

1457.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: just E of Forest Road 3814, ca 1 air mi ENE of Smith Well, ca 5.5 mi SSW of Ekalaka.  Elev. 3900-4020 ft.
T1N R58E S19 SW1/4; also S30 NW1/4.  45.8154 N, 104.5661 W; NAD 83, , GPS reading.  
Open ponderosa pine forest in historic burn with thick stands of regenerating pine up to 15 ft. tall; associates include Juniperus, Rhus, and grasses. Phenology: vegetative only. 

Hans Hallman, 6231.  7/15/2010. 		USFS 885063	Barcode: USFS0052311
_________________________________________________________________________

1458.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Suicide Pass near Forest Road 4777, ca 1 air mi N of U.S. Hwy 212, ca 18.5 air mi E of Ashland.  Elev. 4000-4120 ft.
T3S R47E S23 N1/4; also S14 S1/4.  45.5634 N, 105.8942 W; NAD 83, , GPS reading.  
Ponderosa pine-dominated woodland. Phenology: fruiting. 

Hans Hallman, 6395.  7/18/2010. 		USFS 883208	Barcode: USFS0049194
_________________________________________________________________________

1459.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: In the vicinity of unnamed reservoir on Flood Creek, ca 0.5 air mi E of Moorehead Road, ca 15 air mi SW of Broadus.  Elev. 3240-3360 ft.
T6S R50E S19 SE1/4; also S20 SW1/4.  45.2941 N, 105.6344 W; NAD 83, , GPS reading.  
Grass and sagebrush-dominated grazing land with scattered badlands and gravelly slopes. Phenology: vegetative only. 

Hans Hallman, 6450.  7/19/2010. 		RM 
_________________________________________________________________________

1460.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Cabin Spring near the junction of Forest roads 4425 and 4776D, ca 1.5 air mi N of U.S. Hwy 212, ca 15 air mi E of Ashland.  Elev. 3650-3800 ft.
T3S R47E S17 NW1/4.  45.5758 N, 105.9554 W; NAD 83, , GPS reading.  
Ponderosa pine woodland with grass-dominated understory. Phenology: fruiting. 

Hans Hallman, 6542.  7/21/2010. 		USFS 885061	Barcode: USFS0052309
_________________________________________________________________________

1461.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Ca 1.5 air mi W of Albion, ca 3/4 air mi N of Wyoming, ca 16 air mi E of Alzada.  Elev. 3480-3560 ft.
T9S R62E S35 NE1/4.  45.0105 N, 104.0867 W; NAD 83, , GPS reading.  
Grass-dominated grazing land with scattered badlands. Phenology: vegetative only. 

Hans Hallman, 6566.  7/23/2010. 		RM 
_________________________________________________________________________

1462.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in the vicinity of Road Draw Spring No. 2, SE of JB Pass, E of Forest Road 3148, ca 20 air mi SE of Buffalo.  Elev. 3480-3570 ft.
T17N R8E S25 W1/2.  45.4086 N, 103.2176 W; NAD 83, , GPS reading.  
Exposed hilltop with Dalea, Opuntia, Bouteloua, Rhus, and Andropogon; rocky substrate. Phenology: fruiting. 

Hans Hallman, 6625.  7/23/2010. 		USFS 885060	Barcode: USFS0052308
_________________________________________________________________________

1463.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carter County: Just S of Powderville Road, ca 2.5 air mi E of Powder River County, ca 20 air mi WSW of Ekalaka.  Elev. 3110-3220 ft.
T1S R55E S9.  45.7694 N, 104.9256 W; NAD 83, , GPS reading.  
Badlands. Phenology: fruiting. 

Hans Hallman, 6754.  7/25/2010. 		RM 
_________________________________________________________________________

1464.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Cow Creek, just S of Forest Road 4095, ca 1.5 air mi W of Otter Creek Road or Mont Hwy 484, ca 2 air mi WSW of Fort Howes.  Elev. 3440-3600 ft.
T6S R45E S26 NE1/4.  45.292 N, 106.1827 W; NAD 83, , GPS reading.  
Burned hillside with rocky, sandy soils and scattered rock outcrops. Phenology: fruiting. 

Hans Hallman, 6858.  7/27/2010. 		USFS 885059	Barcode: USFS0052307
_________________________________________________________________________

1465.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Dry Gulch Reservoir E of Forest Road 4432D, ca 3.5 air mi E of Fort Howes.  Elev. 3900-4000 ft.
T6S R46E S22 SE1/4.  45.3013 N, 106.0786 W; NAD 83, , GPS reading.  
Ponderosa pine woodland with grass-dominated understory. Phenology: fruiting. 

Hans Hallman, 6925.  7/28/2010. 		USFS 885058	Barcode: USFS0052306
_________________________________________________________________________

1466.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: in the vicinity of O'Dell Reservoir, ca 1 air mi ENE of Poker Jim Butte, ca 19 air mi SSW of Ashland.  Elev. 4000-4120 ft.
T6S R44E S9 SE1/4.  45.329 N, 106.3488 W; NAD 83, , GPS reading.  
Mixed sagebrush and grass-dominated steppe and hardwood draw with scattered ponderosa pine; heavily grazed and trodden on by cattle. Phenology: vegetative only. 

Hans Hallman, 6973.  7/28/2010. 		USFS 885057	Barcode: USFS0052305
_________________________________________________________________________

1467.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in Bridge Canyon, ca 1 air mi E of Taylor Butte, ca 2 air mi ESE of Fort Howes.
T6S R46E S28 W1/4; also S29 E1/4.  45.2869 N, 106.1179 W; NAD 83, , GPS reading.  
East-facing slope in hardwood draw with Prunus and grass-dominated understory. Phenology: fruiting. 

Hans Hallman, 7071.  7/30/2010. 		USFS 885056	Barcode: USFS0052304
_________________________________________________________________________

1468.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of South Fork Bloom Creek, just N of Bloom Creek Road, ca 3 air mi ESE of Diamond Butte, ca 14.5 air mi ESE of Fort Howes.  Elev. 3620-3680 ft.
T7S R48E S8 SW1/4.  45.2359 N, 105.8759 W; NAD 83, , GPS reading.  
Lowland dominated by cottonwood, green ash, Rosa, Ribes, and Symphoricarpos. Phenology: fruiting. 

Hans Hallman, 7116.  7/31/2010. 		USFS 885055	Barcode: USFS0052303
_________________________________________________________________________

1469.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 47842, ca 1/4 road Mi from its junction with Forest Road 4784, ca 1.5 air mi S of Fifteen Mile Creek Road, ca 22 air mi SE of Ashland.  Elev. 3800-3860 ft.
T5S R47E S29 E1/2.  45.3676 N, 105.9549 W; NAD 83, , GPS reading.  
Crataegus and Prunus-dominated draw. Phenology: fruiting. 

Hans Hallman, 7207.  8/3/2010. 		USFS 885054	Barcode: USFS0052302
_________________________________________________________________________

1470.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: SW of the junction of Forest roads 4769 and 4427, ca 3 air mi S of Liscom Butte, ca 16 air mi ENE of Ashland.  Elev. 3640-3960 ft.
T1S R47E S31 S1/2.  45.7002 N, 105.9802 W; NAD 83, , GPS reading.  
Ponderosa pine woodland with grass-dominated understory and moist draws dominated by green ash and hawthorn. Phenology: fruiting. 

Hans Hallman, 7269.  8/5/2010. 		USFS 885053	Barcode: USFS0052301
_________________________________________________________________________

1471.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Forest Road 47696 between Sartin Draw Reservoir and Sartin Draw Spring, ca 16 air mi NE of Ashland.  Elev. 3440-3560 ft.
T1S R46E S25 N1/2.  45.7213 N, 105.9928 W; NAD 83, , GPS reading.  
In green ash and Crataegus-dominated draw surrounded by open ponderosa pine woodland with grass-dominated understory. Phenology: fruiting. 

Hans Hallman, 7310.  8/6/2010. 		USFS 885052	Barcode: USFS0052300
_________________________________________________________________________

1472.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Mud Turtle Reservoir, N of Forest Road 4432, ca 3 air mi NW of Diamond Butte, ca 25.5 air mi SE of Ashland.  Elev. 3920-4000 ft.
T6S R47E S28 S1/2.  45.2849 N, 105.9668 W; NAD 83, , GPS reading.  
Steppe dominated by Artemisia, Psoralidium, and grasses. Phenology: fruiting. 

Hans Hallman, 7369.  8/10/2010. 		USFS 885051	Barcode: USFS0052299
_________________________________________________________________________

1473.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: Tongue River Breaks Hiking and Riding Area: along North Fork Poker Jim Creek, ca 3.5 air mi N of Poker Jim Butte, ca 15.5 air mi SSW of Ashland.  Elev. 3800-4040 ft.
T5S R43E S25.  45.384 N, 106.3672 W; NAD 83, , GPS reading.  
Southwest-facing rocky slope dominated by grasses. Phenology: fruiting. 

Hans Hallman, 7435.  8/11/2010. 		USFS 885050	Barcode: USFS0052298
_________________________________________________________________________

1474.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: Tongue River Breaks Hiking and Riding Area: in the vicinity of Black Eagle Spring N of Forest Road 4023, ca 3.5 air mi WNW of Poker Jim Butte, ca 19 air mi SSW of Ashland.  Elev. 3880-3960 ft.
T6S R43E S2.  45.3417 N, 106.4304 W; NAD 83, , GPS reading.  
Hardwood draw dominated by Crataegus and Prunus. Phenology: fruiting. 

Hans Hallman, 7532.  8/15/2010. 		USFS 885049	Barcode: USFS0052297
_________________________________________________________________________

1475.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: just SE of Cottonwood Spring in vicinity of unnamed reservoir off of Forest Road 4801, ca 2.5 air mi WSW of Poker Jim Butte, ca 21 air mi SSW of Ashland.  Elev. 3620-3650 ft.
T6S R43E S13 SW1/4.  45.3015 N, 106.4169 W; NAD 83, , GPS reading.  
Rocky and sandy slope above reservoir with green ash, ponderosa pine, Juniperus, and grasses. Phenology: fruiting. 

Hans Hallman, 7620.  8/15/2010. 		USFS 885048	Barcode: USFS0052296
_________________________________________________________________________

1476.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: ca 2 air mi up Box Canyon, ca 5 air mi SE of Salida on south side of U.S. Hwy 50.  Elev. 7000 ft.
T49N R9E S25 NE1/4; also T49N R10E S19 SW1/4 and S30 SW1/4.  38.4742 N, 105.9255 W.  
Riparian, Pinus edulis. Phenology: fruiting. 

Brian Elliott, 10458.  8/5/1999. 		RM 829309
     with Elizabeth Mark
_________________________________________________________________________

1477.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Alcova Reservoir: Fremont Canyon at end of Lake Shore Drive, ca 4 air mi SW of Alcova townsite.  Elev. 5540 ft.
T29N R83W S4.  42.5112 N, 106.7867 W.  
Rocky canyon opening into reservoir. Phenology: fruiting. 

Amy J. Roderick, 6737.  7/18/1998. 		RM 
_________________________________________________________________________

1478.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: In De Beque Canyon along the Colorado River at the southeast base of Beavertail Mountain, ca 7.5 air mi NE of Palisade.  Elev. 4800 ft.
T10S R98W S13 NE1/4; also SW1/4 S7 and NW1/4 S18.  39.1923 N, 108.2712 W; GPS reading.  
Base of sandstone cliffs along old highway in the canyon. Phenology: flowering. 

B. E. Nelson, 79027.  5/2/2010. 		USFS 898421	Barcode: USFS0059888
     with Lori E. Brummer
_________________________________________________________________________

1479.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Colorado River Valley: S of the Colorado River on the north flanks of High Mesa, ca 1.5-2 air mi SSW of Parachute.  Elev. 5240-5880 ft.
T7S R96W S24; also S25 and S26.  39.4173 N, 108.0655 W to 39.4099 N, 108.0609 W; NAD 83, , GPS reading.  
Dry creek and slopes with scattered oak and willow. Phenology: fruiting. 

Michael K. Kirkpatrick, 106.  5/9/2010. 		USFS 
_________________________________________________________________________

1480.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 0.5 mi S of Lorencito (Colo Hwy 12).  Elev. 6800 ft.
37.1139 N, 104.7875 W.  
Pinyon-juniper with oak on sandy hillside. Phenology: fruiting. 

Brian Elliott, 10666.  8/9/1999. 		RM 829308
     with Elizabeth Mark
_________________________________________________________________________

1481.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: Alkali Creek drainage, below Castle Peak, ca 7 air mi ESE of De Beque.  Elev. 5880-6200 ft.
T8S R96W S27; also S34 and S35.  39.3142 N, 108.0871 W to 39.3194 N, 108.0942 W; NAD 83, , GPS reading.  
Sandy slopes below sandstone cliffs with scattered pinyon and juniper. Phenology: flowering. 

Michael K. Kirkpatrick, 572.  5/23/2010. 		USFS 
_________________________________________________________________________

1482.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: USFS-administered "tree farm" along the north shore of the Roaring Fork River, ca 1 air mi WSW of El Jebel.  Elev. 6400-6450 ft.
T8S R87W S4; also S5.  39.3943 N, 107.1049 W; NAD 83, , GPS reading.  
Gravel parking area and adjacent dry meadow. Phenology: fruiting. 

Michael K. Kirkpatrick, 1395.  6/15/2010. 		RM 
_________________________________________________________________________

1483.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: lower Avalanche Creek, ca 1 air mi above the Crystal River and ca 10 air mi S of Carbondale.  Elev. 6800-7200 ft.
T9S R88W S28.  39.2495 N, 107.2272 W to 39.2486 N, 107.2306 W; NAD 83, , GPS reading.  
Oak shrubland with scattered ponderosa pine and Douglas fir. Phenology: fruiting. 

Michael K. Kirkpatrick, 1466.  6/16/2010. 		RM 
_________________________________________________________________________

1484.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pitkin County: Filoha Meadows, S of Penny Hot Springs, ca 3 air mi NNE of Redstone along the Crystal River.  Elev. 6950 ft.
T10S R88W S4 E1/2 NW1/4.  39.226 N, 107.2255 W; NAD 83, , GPS reading.  
Wet meadow fed by hot springs. Phenology: flowering. 

Michael K. Kirkpatrick, 2478.  7/6/2010. 		RM 
_________________________________________________________________________

1485.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Edge of the breaks above Rotator Cup and Lark reservoirs, ca 54 air mi SW of Malta.  Elev. 3130-3200 ft.
T23N R25E S21 E1/2.  47.7425 N, 108.5144 W to 47.7431 N, 108.5109 W; NAD 83, GPS reading.  
Rough breaks and adjacent sagebrush-grassland above. Phenology: fruiting. 

B. E. Nelson, 79997.  6/13/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1486.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: On ridge between Lena Coulee and Cut Throat Coulee on the Timber Creek Trail, ca 40 air mi SW of Glasgow.  Elev. 2620-2750 ft.
T23N R34E S11 SE1/4.  47.7663 N, 107.3023 W; NAD 83, GPS reading.  
Sandy flats and butte with sandstone outcrops and boulders. Phenology: vegetative only. 

B. E. Nelson, 80050.  6/13/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1487.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Larb Hills (South): at the head of Telegraph Creek, ca 47 air mi S of Saco; ca 44 air mi SSE of Malta.  Elev. 2900-3100 ft.
T24N R33E S33 W1/2.  47.7983 N, 107.4928 W; NAD 83, GPS reading.  
Open ridgetop and flats with rocky areas. Phenology: vegetative only. 

B. E. Nelson, 80698.  7/29/2010. 		RM 
_________________________________________________________________________

1488.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Larb Hills (South): near the head of South Fork Shotgun Coulee ca 1 air mi N of Coal Mine Hill, ca 44-45 air mi S of Saco; ca 40 air mi SSE of Malta.  Elev. 3000-3180 ft.
T24N R33E S7 W1/2.  47.8508 N, 107.5327 W to 47.8563 N, 107.5343 W; NAD 83, GPS reading.  
Toxicodendron-Rhus-Acer-Symphoricarpos thickets in the bottoms. Phenology: vegetative only. 

B. E. Nelson, 80704.  7/29/2010. 		RM 
_________________________________________________________________________

1489.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Ca 2-2.5 air mi E of Frenchman Creek and ca 0.5 mi S of Saskatchewan, ca 53 air mi NNE of Malta.  Elev. 2780-2940 ft.
T37N R34E S4 South1/2.  48.9924 N, 107.2585 W to 48.9894 N, 107.2545 W; NAD 83, GPS reading.  
Buffaloberry-skunkbush-snowberry patches. Phenology: fruiting. 

B. E. Nelson, 80786.  7/31/2010. 		RM 
_________________________________________________________________________

1490.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Along North Whitewater Road ca 5 air mi N of Whitewater; ca 35.5 air mi NNE of Malta.  Elev. 2430-2700 ft.
T35N R32E S6 N1/2.  48.8277 N, 107.5904 W; NAD 83, GPS reading.  
Steep slopes below sandstone ledges. Phenology: fruiting. 

B. E. Nelson, 80902.  8/1/2010. 		RM 
_________________________________________________________________________

1491.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: ridge W of Montana Gulch and SE of Indian Peak, ca 0.5 air mi W to 1 air mi NW of Landusky; ca 48.5 air mi SW of Malta.  Elev. 4100-4480 ft.
T25N R24E S21 SE1/4; also S28 NE1/4.  47.8997 N, 108.6362 W to 47.9048 N, 108.6435 W; NAD 83, GPS reading.  
Rocky ridge with lodgepole pine and ponderosa pine. Phenology: fruiting. 

B. E. Nelson, 80987.  9/11/2010. 		RM 
_________________________________________________________________________

1492.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: From Bell Ridge Reservoir to Siparyann Creek, ca 4.5 air mi S of DY Junction, ca 58 air mi SW of Malta.  Elev. 2800-2950 ft.
T23N R24E S29 NE1/4; also S28 NW1/4.  47.732 N, 108.6651 W to 47.7263 N, 108.647 W; NAD 83, GPS reading.  
Bottom and slopes of a large dry wash. Phenology: vegetative only. 

B. E. Nelson, 81098.  9/12/2010. 		RM 
_________________________________________________________________________

1493.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Along Plum Creek at Willow Creek Road, ca 7.5 air mi N of Fort Peck Lake, ca 40 air mi SW of Glasgow.  Elev. 2600-2650 ft.
T23N R35E S3 SE1/4.  47.7835 N, 107.2093 W; NAD 83, GPS reading.  
Steep, stony slope. Phenology: vegetative only. 

B. E. Nelson, 81438.  9/19/2010. 		RM 
_________________________________________________________________________

1494.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: On The Pines Road at intersection with Ridge Road, ca 2 air mi SE of Pines Reservoir, ca 15.5 air mi WSW of Fort Peck.  Elev. 2390-2490 ft.
T25N R39E S18 E1/2.  47.9262 N, 106.7274 W to 47.9251 N, 106.7322 W; NAD 83, GPS reading.  
Rolling grasslands on badlands clay soil with drainages with occasional junipers. Phenology: flowering. 

Joseph L. M. Charboneau, 34.  6/15/2010. 		RM 
_________________________________________________________________________

1495.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: On ridge between Duck Creek and Upper Eighth Coulee along Road 329, ca 1.5 air mi NW of Graveyard Hill, ca 26.5 mi SW of Fort Peck.  Elev. 2590-2720 ft.
T24N R38E S31 NE1/4.  47.7994 N, 106.8941 W to 47.8001 N, 106.8921 W to 47.7984 N, 106.8947 W; NAD 83, GPS reading.  
Moist drainage bottom. Phenology: fruiting. 

Joseph L. M. Charboneau, 91.  6/15/2010. 		RM 
_________________________________________________________________________

1496.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: On Britsch Road, ca 3 air mi SSW of Ada Reservoir, ca 12 air mi NE of Hinsdale.  Elev. 2600-2700 ft.
T32N R37E S22 SW1/4.  48.5115 N, 106.8937 W to 48.5143 N, 106.8975 W; NAD 83, GPS reading.  
Rocky hilltops. Phenology: fruiting. 

Joseph L. M. Charboneau, 181.  6/21/2010. 		RM 
_________________________________________________________________________

1497.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: On Larb Creek Road, ca 3 air mi N of Dead Mans Hill, ca 18.5 air mi SSW of Hinsdale.  Elev. 2380-2430 ft.
T28N R34E S24 NE1/4.  48.1731 N, 107.2803 W; NAD 83, GPS reading.  
Rocky hilltops with sandy to loamy soil. Phenology: fruiting. 

Joseph L. M. Charboneau, 195.  6/21/2010. 		RM 
_________________________________________________________________________

1498.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: at the northwest corner of Trinidad on Simpsons Rest, Northern Blvd past the water tank to top of ridge.  Elev. 6300 ft.
T33S R64W S12 SW1/4; South1/2 S12..  37.1854 N, 104.5118 W.  
Rocky bluffs, Pinyon-Juniper, also Quercus. Phenology: flowering. 

Brian Elliott, 5843.  5/21/1999. 		RM 829312
_________________________________________________________________________

1499.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Just off Larb Creek Road along Harb Road in Hadly Coulee, ca 3 air mi NNW of Spencer Point, ca 12 air mi SW of Hinsdale.  Elev. 2290-2380 ft.
T29N R34E S3 NE1/4.  48.3006 N, 107.2948 W; NAD 83, GPS reading.  
Hills with sagebrush-grasslands on loamy soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 268.  6/21/2010. 		RM 
_________________________________________________________________________

1500.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: On Ridge Road, on ridge above Tony Coulee, ca 2.5 air mi SW of Finn Reservoir, ca 36 air mi SW of Glasgow.  Elev. 2850-3130 ft.
T25N R35E S19 NE1/4.  47.91 N, 107.259 W; NAD 83, GPS reading.  
Swale running into gully. Phenology: fruiting. 

Joseph L. M. Charboneau, 462.  6/24/2010. 		RM 
_________________________________________________________________________

1501.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: On Black Coulee Road, in Coburg Coulee and ridge to the W, ca 4 air mi WSW of Haystack Butte, ca 12 air mi SE of Turner; ca 31 air mi NW of Malta.  Elev. 2760-3040 ft.
T34N R27E S8 NW1/4; also S7 NE1/4 and S6 SE1/4.  48.7255 N, 108.2258 W to 48.7298 N, 108.2338 W; NAD 83, GPS reading.  
Gullysides and bottoms. Phenology: vegetative only. 

Joseph L. M. Charboneau, 549.  6/27/2010. 		RM 
_________________________________________________________________________

1502.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Matador Ranch: on Dry Fork Road, on top of Dry Fork Ridge, ca 2.5 air mi N of Wrangler Reservoir, ca 16.5 air mi ESE of Zortman.  Elev. 2940-3040 ft.
T24N R27E S26 SW1/4.  47.8103 N, 108.2047 W; NAD 83, GPS reading.  
On sides of draw. Phenology: fruiting. 

Joseph L. M. Charboneau, 619.  6/27/2010. 		RM 
_________________________________________________________________________

1503.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: On North Frenchman Road, on ridge above Steelman Coulee, ca 8.5 air mi NE of Gray Reservoir, ca 37.5 air mi N of Saco; ca 51 air mi NNE of Malta.  Elev. 2640-2840 ft.
T37N R33E S2 SW1/4.  48.9904 N, 107.3501 W; NAD 83, GPS reading.  
Moist swale. Phenology: vegetative only. 

Joseph L. M. Charboneau, 716.  6/30/2010. 		RM 
_________________________________________________________________________

1504.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: W of U.S. Hwy 191 on Fanny Hill, ca 2 air mi NNW of the confluence of Cottonwood Creek and the Milk River, ca 16 air mi NNE of Malta.  Elev. 2480-2620 ft.
T33N R30E S35 SW1/4.  48.5684 N, 107.7729 W; NAD 83, GPS reading.  
Wooded ravine bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 850.  6/30/2010. 		RM 
_________________________________________________________________________

1505.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Larb Hills (North): W of South Bench Road, Tank Coulee and ridge above it, ca 4 air mi ENE of Ashford Spring, ca 2 air mi SSW of Hinsdale; 25 air mi NW of Glasgow.  Elev. 2440-2640 ft.
T30N R36E S7 SW1/4.  48.3648 N, 107.1019 W; NAD 83, GPS reading.  
Wooded drainage bottom. Phenology: fruiting. 

Joseph L. M. Charboneau, 921.  7/1/2010. 		RM 
_________________________________________________________________________

1506.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: N of Willow Creek Road, in unnamed tributary of Barber Coulee and ridge to the W, ca 1.5 air mi SE of Wagner Spring, ca 36 air mi SW of Glasgow.  Elev. 2560-2800 ft.
T24N R36E S29 NW1/4.  47.8153 N, 107.1301 W; NAD 83, GPS reading.  
Hillslopes. Phenology: vegetative only. 

Joseph L. M. Charboneau, 1131.  7/5/2010. 		RM 
_________________________________________________________________________

1507.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Rock Creek Canyon, ca 5.5 air mi NW of Abey Reservoir, ca 14 air mi NNE of Hinsdale; ca 32 air mi NW of Glasgow.  Elev. 2230-2460 ft.
T33N R36E S27 NE1/4.  48.5968 N, 106.9904 W to 48.5963 N, 106.9989 W; NAD 83, GPS reading.  
Wooded drainage. Phenology: vegetative only. 

Joseph L. M. Charboneau, 1192.  7/7/2010. 		RM 
_________________________________________________________________________

1508.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: N of Montana Youth Ranch Road, in Clark Coulee, ca 2 air mi SSW of Hanson Reservoir, ca 18 air mi NNW of Saco; ca 27 air mi NNE of Malta.  Elev. 2510-2550 ft.
T34N R32E S28 NE1/4.  48.68 N, 107.535 W; NAD 83, GPS reading.  
Steep hillsides. Phenology: vegetative only. 

Joseph L. M. Charboneau, 1298.  7/8/2010. 		RM 
_________________________________________________________________________

1509.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Just N of Rock Creek Dam Road, ca 0.5 air mi W of Rock Creek, ca 5.5 air mi NNE of Hinsdale.  Elev. 2250-2300 ft.
T31N R36E S4 SE1/4.  48.4675 N, 107.0485 W; NAD 83, GPS reading.  
Draw bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 1363.  7/8/2010. 		RM 
_________________________________________________________________________

1510.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: on Antelope Ridge and in East Fork Hideaway Coulee, ca 4 air mi NNE of Grand Island, ca 17 air mi SW of Zortman; ca 61 air mi SW of Malta.  Elev. 2800-3060 ft.
T23N R23E S17 NE1/4.  47.7589 N, 108.7869 W to 47.7553 N, 108.7875 W; NAD 83, GPS reading.  
Wooded steep hillsides on clay soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 1464.  7/11/2010. 		RM 
_________________________________________________________________________

1511.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: eastern wall of Montana Gulch and Montana Gulch Campground, ca 5 air mi WSW of Zortman; ca 49.5 air mi SW of Malta.  Elev. 4000-4400 ft.
T25N R24E S21 SE1/4.  47.9004 N, 108.6322 W to 47.9041 N, 108.6331 W; NAD 83, GPS reading.  
West- and south-facing calcareous slopes in ponderosa pine-Douglas-fir forest. Phenology: fruiting. 

Joseph L. M. Charboneau, 1539.  7/11/2010. 		RM 
_________________________________________________________________________

1512.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Assiniboine Creek, W of Assiniboine Road, ca 8 air mi WNW of the confluence of Assiniboine Creek with the Milk River, ca 10 air mi NNW of Malta.  Elev. 2500-2600 ft.
T32N R29E S32 SE1/4; also S33 SW1/4.  48.4826 N, 107.9761 W; NAD 83, GPS reading.  
Slopes. Phenology: fruiting. 

Joseph L. M. Charboneau, 1746.  7/15/2010. 		RM 
_________________________________________________________________________

1513.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Taint Reservoir, S of BLM Road 1125, ca 1 air mi E of Sagebrush Reservoir, ca 15.5 air mi SSE of Zortman; ca 51.5 air mi SSW of Malta.  Elev. 2880-2910 ft.
T23N R26E S33 SW1/4.  47.7061 N, 108.3961 W; NAD 83, GPS reading.  
Rolling grasslands with sagebrush and juniper on clay soil surrounding reservoir. Phenology: fruiting. 

Joseph L. M. Charboneau, 1779.  7/17/2010. 		RM 
_________________________________________________________________________

1514.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: E of CK Ridge Road just S of Refuge Road, ca 5.5 air mi S of Wrangler Reservoir, ca 23 air mi SE of Zortman; ca 49 air mi SSW of Malta.  Elev. 2680-2830 ft.
T22N R27E S1 SE1/4.  47.6967 N, 108.2019 W; NAD 83, GPS reading.  
Sagebrush-grasslands on clay soil with occasional open ponderosa pine woodlands. Phenology: fruiting. 

Joseph L. M. Charboneau, 1826.  7/17/2010. 		RM 
_________________________________________________________________________

1515.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Along Midale Road/Refuge Road 212, ca 3 air mi SSE of Karsten Coulee Reservoir, ca 31.5 air mi SE of Zortman; ca 51.5 air mi SSW of Malta.  Elev. 2520-2560 ft.
T22N R29E S29 SE1/4.  47.6326 N, 108.0113 W; NAD 83, GPS reading.  
Sagebrush-grasslands on clay soil with steep-sided draws. Phenology: fruiting. 

Joseph L. M. Charboneau, 1838.  7/18/2010. 		RM 
_________________________________________________________________________

1516.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: N of Milk River Road on ridge E of Martins Coulee, ca 5.5 air mi S of Austin Lake, ca 21 air mi NNE of Malta.  Elev. 2430-2480 ft.
T33N R31E S15 NW1/4.  48.6234 N, 107.6554 W; NAD 83, GPS reading.  
Sandy hillslopes with grasses, forbs and shrubs. Phenology: vegetative only. 

Joseph L. M. Charboneau, 2102.  7/22/2010. 		RM 
_________________________________________________________________________

1517.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: at the end of Winter Ridge Road above and W of Winter Creek, ca 15 air mi SW of Hays; ca 61 air mi SW of Malta.  Elev. 2880-3100 ft.
T24N R22E S34 E1/2.  47.8067 N, 108.8785 W to 47.8028 N, 108.8789 W; NAD 83, GPS reading.  
Sandy canyon. Phenology: fruiting. 

Joseph L. M. Charboneau, 2258.  7/25/2010. 		RM 
     with B. E. Nelson
_________________________________________________________________________

1518.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: along Winter Ridge Road ca 2.5 air mi SW of Saskatchewan Butte, ca 60 air mi SW of Malta.  Elev. 3090-3200 ft.
T24N R22E S23 NW1/4.  47.8433 N, 108.8717 W; NAD 83, GPS reading.  
Hillsides wooded with ponderosa pine. Phenology: fruiting. 

Joseph L. M. Charboneau, 2288.  7/25/2010. 		RM 
_________________________________________________________________________

1519.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Bull Pasture Coulee and above, E of Windy Ridge Road, ca 1.5 air mi NE of Erie Reservoir, ca 17 air mi N of Hinsdale; ca 36.5 air mi NNW of Glasgow.  Elev. 2520-2680 ft.
T33N R36E S7 E1/2.  48.6347 N, 107.0555 W; NAD 83, GPS reading.  
Clay to sandy semi-barren hillsides. Phenology: vegetative only. 

Joseph L. M. Charboneau, 2313.  7/27/2010. 		RM 
_________________________________________________________________________

1520.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: on Fourth Ridge, vicinity of Refuge Road 333, ca 2 air mi ESE of Berger Reservoir, ca 14 air mi SW of Fort Peck; ca 25 air mi S of Glasgow.  Elev. 2400-2650 ft.
T25N R39E S36 SW1/4; also S35 SE1/4.  47.8731 N, 106.6408 W; NAD 83, GPS reading.  
Steep hillslopes and ridgetop on loamy to sandy soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 2637.  7/31/2010. 		RM 
_________________________________________________________________________

1521.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Burnt Lodge Wilderness Study Area: Larb Hills (South): Plum Coulee on Plum Creek Trail, ca 3 air mi SSE of Castle Butte, ca 46 air mi SW of Glasgow.  Elev. 2510-2880 ft.
T23N R34E S5 E1/2.  47.7863 N, 107.3783 W to 47.7806 N, 107.3856 W; NAD 83, GPS reading.  
Sandy slopes and ridgetop. Phenology: fruiting. 

Joseph L. M. Charboneau, 2796.  8/3/2010. 		RM 
_________________________________________________________________________

1522.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: S of the Milk River, E of Big McNeil Slough, and N of Nelson Reservoir, ca 3.5 air mi SW of Glascock Spring, ca 21 air mi NE of Malta.  Elev. 2190-2320 ft.
T32N R32E S14 NE1/4.  48.5366 N, 107.5256 W; NAD 83, GPS reading.  
Draw bottoms. Phenology: vegetative only. 

Joseph L. M. Charboneau, 2943.  8/5/2010. 		RM 
_________________________________________________________________________

1523.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Matador Ranch: W of Stage Road (Mont Hwy 204), Little Warm Creek, ca 8 air mi WNW of Veseth Reservoir, ca 10 air mi ENE of Zortman; ca 35 air mi SW of Malta.  Elev. 2940-3050 ft.
T26N R26E S26 NE1/4.  47.9823 N, 108.3292 W; NAD 83, GPS reading.  
Partially wooded draw bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3060.  8/8/2010. 		RM 
_________________________________________________________________________

1524.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: end of Refuge Road 401, Sevenmile Creek and ridge to the E, ca 4 air mi SSE of Taint Reservoir, ca 20 air mi SSE of Zortman; ca 55 air mi SSW of Malta.  Elev. 2600-2760 ft.
T22N R26E S22 NW1/4; also S15 SW1/4.  47.6596 N, 108.3691 W; NAD 83, GPS reading.  
Steep clay hillsides with grasses, sagebrush, juniper, and occasional ponderosa pine. Phenology: fruiting. 

Joseph L. M. Charboneau, 3100.  8/8/2010. 		RM 
_________________________________________________________________________

1525.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Carpenter Coulee, S of Harper Ridge Road, ca 9 air mi SSW of Halfpint Reservoir, ca 41.5 air mi SW of Glasgow.  Elev. 2580-2770 ft.
T23N R35E S24 NE1/4; also S13 SE1/4.  47.7474 N, 107.1677 W; NAD 83, GPS reading.  
Moist areas of clay soil in draw bottoms. Phenology: fruiting. 

Joseph L. M. Charboneau, 3259.  8/12/2010. 		RM 
_________________________________________________________________________

1526.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Seventh Point Ridge and Seventh Coulee, S of Refuge Road 332, ca 7 air mi ESE of Chico Reservoir, ca 26.5 air mi SSW of Glasgow.  Elev. 2270-2520 ft.
T24N R39E S18 SE1/4; also S19 NE1/4.  47.8385 N, 106.7545 W to 47.8283 N, 106.7527 W; NAD 83, GPS reading.  
Sagebrush-grasslands with juniper on clay hills. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3316.  8/12/2010. 		RM 
_________________________________________________________________________

1527.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: W of Frenchman Road, ca 3/4 air mi SW of Frenchman Reservoir, ca 22 air mi NNW of Hinsdale; ca 45.5 air mi NW of Glasgow.  Elev. 2300-2320 ft.
T34N R34E S23 SW1/4.  48.6846 N, 107.2465 W; NAD 83, GPS reading.  
Moist coulee bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3416.  8/19/2010. 		RM 
_________________________________________________________________________

1528.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Frenchman Creek, E of Turkey Track Road, ca 8 air mi E of Salsberg Reservoir, ca 28 air mi NNE of Saco; ca 45.5 air mi NE of Malta.  Elev. 2470-2740 ft.
T36N R34E S28 NE1/4.  48.8487 N, 107.2778 W to 48.8558 N, 107.2737 W; NAD 83, GPS reading.  
Swale and steep hillside with chokecherry and serviceberry. Phenology: fruiting. 

Joseph L. M. Charboneau, 3451.  8/19/2010. 		RM 
_________________________________________________________________________

1529.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Willow Creek Flat Reservoir, E of Willow Creek Road, ca 2 air mi E of Old Dog Creek Reservoir, ca 15.5 air mi SSW of Glasgow.  Elev. 2200-2280 ft.
T26N R39E S29 E1/2.  47.9799 N, 106.7155 W; NAD 83, GPS reading.  
Sagebrush-grassland hills on stony clay soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3849.  8/25/2010. 		RM 
_________________________________________________________________________

1530.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Rimrock Ranch, ca 2 mi S on frontage road from I-25 Rugby exit, ca 20 mi N of Trinidad.  Elev. 6800 ft.
T30S R65W S4 South1/2; also E1/2 S5.  37.4636 N, 104.6741 W.  
Pinyon-juniper. Phenology: flowering. 

Brian Elliott, 6288.  6/2/1999. 		RM 829311
     with Elizabeth Mark
_________________________________________________________________________

1531.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 0.5 mi SE of junction of U.S. Hwy 50 and 3 Road at Parkdale, W of Pueblo.  Elev. 5800 ft.
T18S R71W S18 SW1/4.  38.4832 N, 105.3746 W.  
Pinyon-juniper. Phenology: fruiting. 

Brian Elliott, 6428.  6/3/1999. 		RM 829310
     with Elizabeth Mark
_________________________________________________________________________

1532.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rio Grande National Forest: ca 2 mi up North Crestone Creek Trail, ca 2 air mi NE of Crestone.  Elev. 8600 ft.
T44N R12E S28; also NE1/4 S32.  38.0344 N, 105.6634 W.  
Picea pungens, Pseudotsuga menziesii. Phenology: flowering. 

Brian Elliott, 6797.  6/9/1999. 		RM 829274
     with Elizabeth Mark
_________________________________________________________________________

1533.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: up Mason Gulch off Forest Road 388, ca 2 air mi SE of Greenwood.  Elev. 7400 ft.
T21S R69W S26 S1/2; also N1/2 S35.  38.2102 N, 105.1089 W.  
Mixed ponderosa pine-gambel oak. Phenology: fruiting. 

Brian Elliott, 7337.  6/17/1999. 		RM 829273
     with Elizabeth Mark and Kenneth Elliott
_________________________________________________________________________

1534.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along old railroad bed between Cordova Plaza and Weston.  Elev. 6800 ft.
T33S R67W S36 N1/2.  37.1272 N, 104.8383 W.  
Riparian, railroad right-of-way. Phenology: flowering. 

Brian Elliott, 7417.  6/18/1999. 		RM 829272
     with Elizabeth Mark
_________________________________________________________________________

1535.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: Bosque de Oso Wildlife Area, Torres Canyon, SW of Weston.  Elev. 7400 ft.
37.0958 N, 104.8917 W.  
Riparian with Quercus. Phenology: fruiting. 

Brian Elliott, 7457.  6/18/1999. 		RM 829271
     with Elizabeth Mark
_________________________________________________________________________

1536.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pathfinder Reservoir: North Platte River E of BLM Road 3108, ca 4.2 air mi N of Kortes Dam.  Elev. 5860 ft.
T26N R84W S9 SE1/4; also S16.  42.2385 N, 106.8902 W.  
Greasewood flats at rivers edge; disturbed. Phenology: flowering & fruiting. 

Amy J. Roderick, 7003.  7/20/1998. 		RM 
_________________________________________________________________________

1537.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Arkansas River Valley, ca 1.5 mi W of Parkdale on the south side of U.S. Hwy 50.  Elev. 6200 ft.
T18S R72W S14 SW1/4.  38.4832 N, 105.4117 W.  
Steep rocky hills with pinyon-juniper-Quercus woodlands. Phenology: fruiting. 

Brian Elliott, 8131.  7/3/1999. 		RM 829270
     with Elizabeth Mark
_________________________________________________________________________

1538.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: from Hayden Campground up toward Hayden Pass, ca 9 air mi S of Howard.  Elev. 8100 ft.
T47N R10E S14; also N1/2 S23.  38.3207 N, 105.8329 W.  
Pinus ponderosa, Quercus gambellii, Pseudotsuga, and Abies concolor. Phenology: fruiting. 

Brian Elliott, 8193.  7/3/1999. 		RM 829269
     with Elizabeth Mark
_________________________________________________________________________

1539.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 12, ca 0.5 mi W of Cordova Plaza between the highway and river.  Elev. 6000 ft.
T28S R66W S4 NW1/4.  37.6385 N, 104.7835 W.  
Aquatic and pondside. Phenology: fruiting. 

Brian Elliott, 8387.  7/6/1999. 		RM 829268
     with Elizabeth Mark
_________________________________________________________________________

1540.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 9 air mi S of Gardener on County Road 530.  Elev. 7600 ft.
T27S R69W S33 NW1/4.  37.6531 N, 105.1118 W.  
Roadside. Phenology: fruiting. 

Brian Elliott, 8418.  7/7/1999. 		RM 829267
     with Elizabeth Mark
_________________________________________________________________________

1541.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along U.S. Hwy 160, ca 1 mi W of Walsenburg.  Elev. 6270 ft.
T28S R66W S17 NW1/4.  37.6093 N, 104.8018 W.  
Roadside. Phenology: fruiting. 

Brian Elliott, 8691a.  7/10/1999. 		RM 829266
     with Elizabeth Mark
_________________________________________________________________________

1542.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Larb Hills (North): along South Bench Road, E of Tank Coulee, ca 1-1.5 air mi S of Hinsdale.  Elev. 2300-2550 ft.
T30N R36E S8 N1/2.  48.3756 N, 107.081 W; NAD 83, GPS reading.  
Rough breaks. Phenology: vegetative only. 

B. E. Nelson, 81828.  6/20/2011. 		RM 
_________________________________________________________________________

1543.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Along Willow Creek Road S of Archambeault Flats, ca 13 air mi W of Fort Peck; ca 15 air mi S of Glasgow.  Elev. 2180-2260 ft.
T26N R39E S20 South1/2.  47.99 N, 106.7212 W; NAD 83, GPS reading.  
Clay butte with calcareous? chiprock. Phenology: vegetative only. 

B. E. Nelson, 81918.  6/22/2011. 		RM 
_________________________________________________________________________

1544.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Along Harper Ridge Road above and N of Carpenter Creek at the north boundary of Charles M. Russell National Wildlife Refuge, ca 40 air mi SW of Glasgow.  Elev. 2630-2780 ft.
T23N R36E S18 SE1/4.  47.7482 N, 107.1379 W to 47.7459 N, 107.1395 W; NAD 83, GPS reading.  
Clay or sandy clay slopes in rough breaks capped with sandstone. Phenology: flowering. 

B. E. Nelson, 82048.  6/22/2011. 		RM 
_________________________________________________________________________

1545.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: E of Willow Creek Road, ca 1.5 air mi SW of Willow Creek Flat Reservoir, ca 14 air mi WSW of Fort Peck; ca 17 air mi SSW of Glasgow.  Elev. 2200-2330 ft.
T26N R39E S31 NE1/4; also S32 NW1/4.  47.969 N, 106.7245 W; NAD 83, GPS reading.  
Rocky hilltops and slopes with sandstone. Phenology: flowering. 

Joseph L. M. Charboneau, 3910.  5/19/2011. 		RM 
_________________________________________________________________________

1546.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Turkey Track Hill, NW of the end of the paved portion of Mont Hwy 243, ca 1 air mi N of the Milk River, ca 7 air mi N of Saco; ca 28 air mi ENE of Malta.  Elev. 2280-2320 ft.
T32N R34E S6 SW1/4; also S7 NW1/4.  48.5507 N, 107.3565 W; NAD 83, GPS reading.  
Steep hillsides on stony loamy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 3945.  5/22/2011. 		RM 
_________________________________________________________________________

1547.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Bell Ridge, along CMR Auto Nature Tour Road (Refuge Road 101), ca 3.5 air mi SSW of Square Butte Reservoir, ca 17 air mi SSW of Zortman; ca 59 air mi SW of Malta.  Elev. 2910-2970 ft.
T22N R24E S10 NE1/4.  47.685 N, 108.6181 W; NAD 83, GPS reading.  
Ponderosa pine woodland on clay soil. Phenology: flowering. 

Joseph L. M. Charboneau, 4051.  5/24/2011. 		RM 
_________________________________________________________________________

1548.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Matador Ranch: W of Stage Road, S of Big Warm Creek, ca 2 air mi W of Parrot Lake, ca 13 air mi ENE of Zortman; ca 31 air mi SW of Malta.  Elev. 2820-3020 ft.
T26N R26E S12 SE1/4; also T26N R27E S7 SW1/4.  48.0211 N, 108.2993 W; NAD 83, GPS reading.  
Rocky hillslope. Phenology: vegetative only. 

Joseph L. M. Charboneau, 4141.  5/27/2011. 		RM 
_________________________________________________________________________

1549.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Shufeldt Ridge, E of Hill Ranch Road, ca 1 air mi SE of Two Forks Reservoir, ca 24.5 air mi WSW of Fort Peck; ca 28 air mi SSW of Glasgow  Elev. 2500-2760 ft.
T24N R38E S18 SE1/4.  47.8417 N, 106.8858 W; NAD 83, GPS reading.  
Sandy to loamy hilltops and ridges. Phenology: flowering. 

Joseph L. M. Charboneau, 4238.  6/1/2011. 		RM 
_________________________________________________________________________

1550.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: N of Bonetrail Boat Ramp, along Refuge Road 425, ca 1 air mi N of Fort Peck Lake, ca 44 air mi WSW of Fort Peck; ca 46 air mi SW of Glasgow.  Elev. 2700-2820 ft.
T22N R35E S5 SW1/4.  47.6899 N, 107.252 W to 47.6885 N, 107.248 W; NAD 83, GPS reading.  
Sandy hilltops. Phenology: flowering. 

Joseph L. M. Charboneau, 4266.  6/1/2011. 		RM 
_________________________________________________________________________

1551.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: E of Ridge Road, S of Gibson Coulee, ca 7 air mi SW of Halfpint Reservoir, ca 39 air mi WSW of Fort Peck; ca 39 air mi SW of Glasgow.  Elev. 2880-2960 ft.
T24N R35E S27 SW1/4.  47.8064 N, 107.2184 W; NAD 83, GPS reading.  
Hillsides on sandy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 4304.  6/1/2011. 		RM 
_________________________________________________________________________

1552.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Ridge above Lost Coulee, N of Gerbacher Road, E of Larb Creek Road, ca 0.5 air mi N of Dead Mans Hill, ca 15 air mi SW of Hinsdale; ca 31 air mi W of Glasgow.  Elev. 2400-2480 ft.
T29N R34E S35 SW1/4.  48.2236 N, 107.2828 W; NAD 83, GPS reading.  
Hillsides and ridges on sandy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 4364.  6/1/2011. 		RM 
_________________________________________________________________________

1553.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Assiniboine Creek and ridge to the NE, ca 2.5 air mi W of the Milk River, ca 8 air mi NNE of Malta.  Elev. 2330-2540 ft.
T31N R30E S8 E1/2.  48.4619 N, 107.8488 W to 48.4547 N, 107.8551 W; NAD 83, GPS reading.  
Wooded thickets on hillsides and bottoms. Phenology: flowering. 

Joseph L. M. Charboneau, 4403.  6/4/2011. 		RM 
_________________________________________________________________________

1554.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Spring Coulee, W of U.S. Hwy 191, ca 1.5 air mi W of the Milk River, ca 10.5 air mi NNE of Malta.  Elev. 2270-2500 ft.
T32N R30E S36 N1/2.  48.496 N, 107.7649 W to 48.4936 N, 107.771 W; NAD 83, GPS reading.  
Hillsides and hilltops on sandy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 4493.  6/4/2011. 		RM 
_________________________________________________________________________

1555.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, McCone County: Deadman Butte, E of CMR Refuge Road 340, ca 7 air mi ENE of Fort Peck; ca 28 air mi SE of Glasgow.  Elev. 2560-2650 ft.
T26N R42E S9 NE1/4.  48.0284 N, 106.3024 W; NAD 83, GPS reading.  
Wooded thickets on hillsides. Phenology: flowering. 

Joseph L. M. Charboneau, 4683.  6/8/2011. 		RM 
_________________________________________________________________________

1556.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Fifth Ridge and Sixth Coulee S of The Pines Road (Refuge Road 102) ca 2 air mi SSW of Berger Reservoir, ca 24 air mi SW of Fort Peck; ca 24.5 air mi SSW of Glasgow.  Elev. 2400-2650 ft.
T24N R39E S10 NE1/4.  47.8589 N, 106.69 W to 47.8559 N, 106.6949 W; NAD 83, GPS reading.  
Sandy hilltops and sides. Phenology: flowering. 

Joseph L. M. Charboneau, 4718.  6/8/2011. 		RM 
_________________________________________________________________________

1557.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Mill Gulch and ridge to the E, ca 0.5 air mi NE of Landusky; ca 4.5 air mi WSW of Zortman; ca 48 air mi SW of Malta.  Elev. 4120-4730 ft.
T25N R24E S22 SE1/4; also S23 SW1/4.  47.9012 N, 108.6147 W to 47.9022 N, 108.606 W; NAD 83, GPS reading.  
South-facing slopes with ponderosa pine and common juniper. Phenology: flowering. 

Joseph L. M. Charboneau, 4779.  6/10/2011. 		RM 
_________________________________________________________________________

1558.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Whitcomb Butte and Alder Gulch, ca 1/4 air mi S of Zortman, ca 7.5 air mi WNW of Coburn Butte, ca 45 air mi SW of Malta.  Elev. 4080-4500 ft.
T25N R25E S17 SW1/4; also S20 NE1/4.  47.912 N, 108.5257 W to 47.9144 N, 108.5291 W; NAD 83, GPS reading.  
Mixed conifer forest on north-facing slope. Phenology: flowering. 

Joseph L. M. Charboneau, 4788.  6/10/2011. 		RM 
_________________________________________________________________________

1559.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: N of Mont Hwy 208, hills between Lush Coulee and Martins Coulee, ca 3 air mi SW of Austin Lake, ca 6.5 air mi SSW of Whitewater; ca 24.5 air mi NNE of Malta.  Elev. 2520-2640 ft.
T34N R31E S29 NW1/4.  48.6831 N, 107.706 W; NAD 83, GPS reading.  
Hillsides with stony clay soil. Phenology: flowering. 

Joseph L. M. Charboneau, 4874.  6/12/2011. 		RM 
_________________________________________________________________________

1560.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Hills W of Camp Creek, N of Dry Fork Road, ca 2.5 air mi NNE of Big Sage Reservoir, ca 9 air mi SE of Zortman; ca 48 air mi SSW of Malta.  Elev. 3080-3220 ft.
T24N R26E S29 SW1/4; also S30 SE1/4.  47.8077 N, 108.4389 W; NAD 83, GPS reading.  
Hillsides with sagebrush-grasslands. Phenology: vegetative only. 

Joseph L. M. Charboneau, 5098.  6/14/2011. 		RM 
_________________________________________________________________________

1561.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Spring Park Butte, E of Buffington Picnic Grounds, ca 1.5 air mi ENE of Whitcomb Butte, ca 6 air mi ENE of Landusky; ca 43 air mi SW of Malta.  Elev. 3920-4480 ft.
T25N R25E S15 W1/2; also S14 SW1/4.  47.921 N, 108.4955 W; NAD 83, GPS reading.  
Rocky limestone outcrops. Phenology: buds. 

Joseph L. M. Charboneau, 5163.  6/15/2011. 		RM 
_________________________________________________________________________

1562.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Windy Ridge and Papoose Creek, ca 1 air mi SSW of Erie Reservoir, ca 15 air mi N of Hinsdale; ca 36 air mi NW of Glasgow.  Elev. 2560-2710 ft.
T33N R35E S24 N1/2.  48.6081 N, 107.085 W; NAD 83, GPS reading.  
Grassland hillsides on loamy soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 5334.  6/19/2011. 		RM 
_________________________________________________________________________

1563.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Ridge W of Frenchman Creek, N of Frenchman Road, ca 1/4 air mi SW of Frenchman Reservoir, ca 22.5 air mi NNW of Hinsdale; ca 45 air mi NW of Glasgow.  Elev. 2400-2500 ft.
T43N R34E S13 SW1/4.  48.7035 N, 107.2079 W; NAD 83, GPS reading.  
Moist coulee bottoms with buffaloberry thickets. Phenology: vegetative only. 

Joseph L. M. Charboneau, 5418.  6/19/2011. 		RM 
_________________________________________________________________________

1564.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Sixth Ridge, ca 9 air mi SSE of Pines Reservoir, ca 25 air mi SW of Fort Peck; ca 26.5 air mi S of Glasgow.  Elev. 2040-2400 ft.
T24N R39E S24 W1/2.  47.8296 N, 106.6607 W to 47.8236 N, 106.6665 W; NAD 83, GPS reading.  
Ponderosa pine-juniper woodland with openings on clay soil. Phenology: flowering. 

Joseph L. M. Charboneau, 5481.  6/21/2011. 		RM 
     with Alice Sawyer
_________________________________________________________________________

1565.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: American Prairie Reserve: Dry Fork Ridge, S of West Fork Dry Fork Creek, ca 3.5 air mi ENE Wrangler Reservoir, ca 29 air mi ESE of Zortman; ca 43 air mi SSW of Malta.  Elev. 2790-2900 ft.
T23N R28E S4 N1/2.  47.7879 N, 108.1344 W; NAD 83, GPS reading.  
Grasslands with big sagebrush on clay hills. Phenology: vegetative only. 

Joseph L. M. Charboneau, 5606.  6/23/2011. 		RM 
_________________________________________________________________________

1566.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Reynolds Hill, ca 2 air mi N of Fourchette Creek Recreation Area, ca 44 air mi ESE of Zortman; ca 38 air mi SSE of Malta.  Elev. 2440-2760 ft.
T22N R32E S6 South1/2; also S7 NE1/4.  47.69 N, 107.6536 W; NAD 83, GPS reading.  
Rugged hillslopes on clay to shalely to loamy soil with sagebrush and areas of ponderosa pine woodland. Phenology: vegetative only. 

Joseph L. M. Charboneau, 5861.  6/25/2011. 		RM 
_________________________________________________________________________

1567.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: unnamed butte S of Refuge Road 844, ca 1.5 air mi NW of Schuyler Butte, ca 45.5 air mi ESE of Zortman; ca 48.5 air mi SSE of Malta.  Elev. 2680-2830 ft.
T22N R32E S8 NW1/4.  47.686 N, 107.6418 W; NAD 83, GPS reading.  
Silty sand hilltop. Phenology: flowering. 

Joseph L. M. Charboneau, 5942.  6/25/2011. 		RM 
_________________________________________________________________________

1568.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: CK Ridge, W of Refuge Road 206, ca 10 air mi ESE of Taint Reservoir, ca 24 air mi SE of Zortman; ca 52 air mi SSW of Malta.  Elev. 2640-2900 ft.
T22N R27E S24 N1/2.  47.6616 N, 108.1914 W to 47.6591 N, 108.1985 W; NAD 83, GPS reading.  
Ponderosa pine woodland on rough clay breaks. Phenology: fruiting. 

Joseph L. M. Charboneau, 6081.  6/28/2011. 		RM 
_________________________________________________________________________

1569.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Ridge E of Spring Creek, W of CK Ridge Road, ca 2.5 air mi E of Blizzard Reservoir, ca 18 air mi SE of Zortman; ca 48 air mi SSW of Malta.  Elev. 2840-2970 ft.
T23N R27E S29 N1/2.  47.7335 N, 108.2761 W; NAD 83, GPS reading.  
Juniper thicket and coulee bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6207.  6/28/2011. 		RM 
_________________________________________________________________________

1570.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Larb Hills (North): S of Beaver Creek, ca 4.5 air mi NNW of Ashford Spring, ca 6.5 air mi WNW of Hinsdale; ca 31.5 air mi NW of Glasgow.  Elev. 2210-2370 ft.
T31N R35E S30 SE1/4.  48.4098 N, 107.2226 W; NAD 83, GPS reading.  
Hilltops with sandy soil and sandstone outcrops. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6215.  6/30/2011. 		RM 
_________________________________________________________________________

1571.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Larb Hills (North): N of Cottonwood Creek, ca 4 air mi S of Bauer Reservoir, ca 13 air mi SW of Saco; ca 17.5 air mi ESE of Malta.  Elev. 2480-2650 ft.
T29N R32E S1 N1/2.  48.3002 N, 107.5084 W; NAD 83, GPS reading.  
Hilltops with sandy soil and sandstone outcrops. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6327.  6/30/2011. 		RM 
_________________________________________________________________________

1572.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Larb Hills (North): E of Lower Harb Road, ca 1.5 air mi E of Beaver Creek, ca 15 air mi SW of Saco; ca 15.5 air mi ESE of Malta.  Elev. 2330-2500 ft.
T29N R32E S3 NW1/4.  48.3039 N, 107.5591 W; NAD 83, GPS reading.  
Sandy hilltops. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6391.  6/30/2011. 		RM 
_________________________________________________________________________

1573.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Uhlan Coulee, ca 2.5 air mi W of Porcupine Creek, ca 23 air mi N of Fort Peck; ca 12 air mi NE of Glasgow.  Elev. 2550-2700 ft.
T30N R41E S30 NW1/4.  48.3321 N, 106.4504 W to 48.3246 N, 106.4493 W; NAD 83, GPS reading.  
Chokecherry thickets and lower hillslopes. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6639.  7/3/2011. 		RM 
_________________________________________________________________________

1574.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: N of Cottonwood Creek, ca 9.5 air mi WNW of Fanny Hill, ca 27 air mi WSW of Whitewater; ca 27 air mi NNW of Malta.  Elev. 2500-2600 ft.
T33N R29E S17 SW1/4.  48.6137 N, 107.9658 W; NAD 83, GPS reading.  
Sandy to loamy hillsides and hilltops. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6747.  7/5/2011. 		RM 
_________________________________________________________________________

1575.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Sage Hen Creek and ridge to the S, along Beaver Branch Road (Little Beaver Road), ca 3 air mi W of January Reservoir, ca 19 air mi WNW of Fort Peck; ca 13 air mi SW of Glasgow.  Elev. 2260-2360 ft.
T27N R38E S21 SW1/4.  48.0782 N, 106.8271 W; NAD 83, GPS reading.  
Loose shale hillsides with creeping juniper. Phenology: vegetative only. 

Joseph L. M. Charboneau, 6950.  7/7/2011. 		RM 
_________________________________________________________________________

1576.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: N of Refuge Road 108, ca 6.5 air mi ENE of Willow Flat Reservoir, ca 6 air mi WSW of Fort Peck; ca 15 air mi SSE of Glasgow.  Elev. 2260-2370 ft.
T26N R40E S21 NE1/4.  47.9998 N, 106.5597 W; NAD 83, GPS reading.  
Big sagebrush steppe on badlands clay hills with large patches of yellow sweetclover. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7037.  7/7/2011. 		RM 
_________________________________________________________________________

1577.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Matador Ranch: Coburn Butte and prairie to the E, ca 8.5 air mi WSW of Veseth Reservoir, ca 8.5 air mi ESE of Zortman; ca 40 air mi SSW of Malta.  Elev. 3130-3760 ft.
T25N R26E S27 N1/2.  47.8933 N, 108.3518 W to 47.891 N, 108.3647 W to 47.8973 N, 108.3578 W; NAD 83, GPS reading.  
Grasslands at base of butte with sandy soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7454.  7/11/2011. 		RM 
_________________________________________________________________________

1578.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Seventh Ridge, ca 4.5 air mi NE of Graveyard Hill, ca 22 air mi SW of Fort Peck; ca 27 air mi SSW of Glasgow.  Elev. 2440-2720 ft.
T24N R38E S22 NE1/4.  47.8326 N, 106.8203 W; NAD 83, GPS reading.  
Sandstone-based ridge. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7561.  7/14/2011. 		RM 
_________________________________________________________________________

1579.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Middle Eighth Ridge, ca 2.5 air mi ENE of Graveyard Hill, ca 24 air mi SW of Fort Peck; ca 30 air mi SSW of Glasgow.  Elev. 2400-2640 ft.
T24N R38E S34 South1/2.  47.7911 N, 106.8199 W to 47.7954 N, 106.8331 W; NAD 83, GPS reading.  
Ponderosa pine woodland with juniper understory. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7629.  7/14/2011. 		RM 
_________________________________________________________________________

1580.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: American Prairie Reserve: Larb Hills (South): La Plaz Coulee, ca 4.5 air mi N of Fort Peck Lake, ca 4 air mi NE of Schuyler Butte, ca 47 air mi SSE of Glasgow.  Elev. 2560-2680 ft.
T23N R32E S26 SE1/4.  47.7196 N, 107.5788 W; NAD 83, GPS reading.  
Breaks hills and slopes with ponderosa pine woodland and large areas of yellow sweetclover on clay to shalely soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7952.  7/19/2011. 		RM 
_________________________________________________________________________

1581.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Sand Hills: ca 3.5 air mi SSE of Silver Peak, ca 5.5 air mi SSW of Zortman; ca 49 air mi SW of Malta.  Elev. 3320-3440 ft.
T24N R25E S7 SE1/4; also S8 SW1/4.  47.8436 N, 108.5657 W; NAD 83, GPS reading.  
Sandstone ridge with occasional ponderosa pine, juniper, and big sagebrush. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8013.  7/19/2011. 		RM 
_________________________________________________________________________

1582.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Mickey Butte, ca 4 air mi ENE of Dry Lake, ca 43 air mi ESE of Zortman; ca 54.5 air mi S of Malta.  Elev. 2650-2900 ft.
T21N R31E S18 NE1/4; also S8 SW1/4.  47.5891 N, 107.7862 W to 47.5913 N, 107.7735 W; NAD 83, GPS reading.  
Sides of sandstone butte. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8040.  7/21/2011. 		RM 
_________________________________________________________________________

1583.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Bell Ridge, E of CMR Auto Tour Route (Refuge Road 101), ca 2.5 air mi N of the Missouri River, ca 19 air mi S of Zortman; ca 60 air mi SW of Malta.  Elev. 2730-2850 ft.
T22N R25E S30 NW1/4.  47.6433 N, 108.5683 W; NAD 83, GPS reading.  
North-facing slopes with ponderosa pine and Douglas-fir on shale to clay. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8131.  7/21/2011. 		RM 
_________________________________________________________________________

1584.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Hewitt Lake National Wildlife Refuge: W of Hewitt Lake, ca 4 air mi S of the Milk River, ca 8 air mi ESE of Fanny Hill, ca 17 air mi NE of Malta.  Elev. 2210-2290 ft.
T32N R32E S7 SE1/4; also S18 NE1/4.  48.5365 N, 107.6116 W; NAD 83, GPS reading.  
Sandy hilltops. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8488.  7/31/2011. 		RM 
_________________________________________________________________________

1585.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: North Fork Sutherland Creek, along Murray Road, ca 2.5 air mi SSW of Murray Hill, ca 34 air mi WSW of Fort Peck; ca 36 air mi SW of Glasgow.  Elev. 2340-2380 ft.
T23N R36E S2 SW1/4; also S2 NW1/4.  47.7787 N, 107.0664 W to 47.7695 N, 107.0638 W; NAD 83, GPS reading.  
Thickets on north-facing slopes. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8558.  8/2/2011. 		RM 
_________________________________________________________________________

1586.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Cut Throat Coulee at terminus of Refuge Road 325, ca 4.5 air mi N of Bonetrail Boat Ramp, ca 44 air mi WSW of Fort Peck; ca 43 air mi SW of Glasgow.  Elev. 2720-2920 ft.
T23N R35E S20 South1/2; also S19 SE1/2.  47.7396 N, 107.2542 W to 47.7386 N, 107.2674 W; NAD 83, GPS reading.  
Grasslands with scattered ponderosa pine and juniper on sandy soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8638.  8/2/2011. 		RM 
_________________________________________________________________________

1587.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Blanche Coulee near its confluence with Larb Creek, ca 4 air mi WNW of Trailerhouse Reservoir, ca 19 air mi SW of Hinsdale; ca 30.5 air mi W of Glasgow.  Elev. 2340-2350 ft.
T28N R34E S25 NW1/4.  48.1584 N, 107.2874 W; NAD 83, GPS reading.  
Coulee bottom with snowberry-buffaloberry-willow thickets. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8699.  8/2/2011. 		RM 
_________________________________________________________________________

1588.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Valley County: Willow Creek near its confluence with Eagles Nest Coulee and ridge to the W, ca 7.5 air mi WNW of Newberry Flat Reservoir, ca 15 air mi NNE of Hinsdale; ca 32 air mi NW of Glasgow.  Elev. 2240-2300 ft.
T33N R36E S25 SW1/4; also S26 SE1/4.  48.5868 N, 106.9702 W to 48.585 N, 106.937 W; NAD 83, GPS reading.  
Steep wooded drainage in bluffs above creek on sandy soil. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8901.  8/4/2011. 		RM 
_________________________________________________________________________

1589.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: McNeil Slough Waterfowl Production Area: Milk River, ca 1 air mi N of Hewitt Lake, ca 13.5 air mi NW of Saco; ca 20 air mi NE of Malta.  Elev. 2210-2240 ft.
T32N R32E S5 SW1/4.  48.5557 N, 107.5889 W to 48.5591 N, 107.5878 W; NAD 83, GPS reading.  
Sandy hilltops. Phenology: vegetative only. 

Joseph L. M. Charboneau, 9321.  8/11/2011. 		RM 
_________________________________________________________________________

1590.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Manning Bottoms along Rock Creek, ca 10 air mi E of Fred Robinson Bridge, ca 21.5 air mi S of Zortman; ca 60 air mi SW of Malta.  Elev. 2280-2300 ft.
T21N R25E S2 N1/2.  47.6128 N, 108.4732 W; NAD 83, GPS reading.  
Sandy hillslopes with rabbitbrush and silver sagebrush. Phenology: vegetative only. 

Joseph L. M. Charboneau, 9461.  8/13/2011. 		RM 
_________________________________________________________________________

1591.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Summit County: Gore Range: Arapaho National Forest: south base of Green Mountain along County Road 30, above Green Mountain Reservoir, ca 22 air mi NE of Silverthorne at I-70.  Elev. 8000 ft.
T2S R80W S14 NW1/4.  39.8798 N, 106.3201 W; NAD 83, , GPS reading.  
Steep rocky slopes with scattered Douglas fir and Rocky Mountain juniper. Phenology: vegetative only. 

B. E. Nelson, 83655.  8/16/2011. 		RM 
_________________________________________________________________________

1592.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Middle Park: butte between the intersection of Colo Hwy 9 and Trough or County Road 1 and the confluence of the Colorado River and Blue River, ca 1.6 air mi SSE of Kremmling.  Elev. 7400-7660 ft.
T1N R80W S20 E1/2.  40.036 N, 106.3756 W; NAD 83, , GPS reading.  
Rocky clay slopes and top of butte with sagebrush. Phenology: fruiting. 

B. E. Nelson, 83844.  8/22/2011. 		USFS 898420	Barcode: USFS0059887
_________________________________________________________________________

1593.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Colorado River Valley: De Beque Canyon along I-70 N of Colo Hwy 65, ca 18 air mi ENE of Grand Junction.  Elev. 4920 ft.
T10S R97W S7 SE1/4 NW1/4.  39.2049 N, 108.2643 W; NAD 83, , GPS reading.  
Sandy slopes beneath bluffs. Phenology: flowering & fruiting. 

Michael K. Kirkpatrick, 4740.  5/17/2011. 		RM 
_________________________________________________________________________

1594.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Ca 0.5 air mi W of Fleming Point on north side of Colo Hwy 65 along Plateau Creek, ca 9 air mi S of De Beque.  Elev. 4960-5080 ft.
T10S R97W S9 SW1/4 SE1/4.  39.1966 N, 108.2191 W; NAD 83, , GPS reading.  
South-facing sandstone cliff and slopes dominated by juniper and ephedra. Phenology: fruiting. 

Michael K. Kirkpatrick, 4913.  5/19/2011. 		RM 
_________________________________________________________________________

1595.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Unnamed mesa N of Plateau Creek, ca 6 air mi E of Colo Hwy 65 at I-70 and ca 5 air mi W of Molina.  Elev. 5100-5400 ft.
T10S R97W S13 N1/2.  39.1925 N, 108.1699 W to 39.1926 N, 108.1667 W; NAD 83, , GPS reading.  
Sandy slopes and cracks in sandstone cliffs with scattered sagebrush. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5041.  5/24/2011. 		RM 
_________________________________________________________________________

1596.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: creek below Bull Basin from waterfall to confluence with Little Alkali Creek, ca 2 air mi NW of Housetop Mountain and ca 7 air mi SSW of Parachute.  Elev. 5600-6200 ft.
T8S R96W S14 South1/2 South1/2.  39.345 N, 108.0795 W to 39.3433 N, 108.0704 W; NAD 83, , GPS reading.  
Shale and clay slopes above riparian corridor, dominated by juniper, oak, and mountain shrubs. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5148.  5/26/2011. 		RM 
_________________________________________________________________________

1597.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: hills and slopes N of Pete and Bill Creek and S of High Mesa, ca 5 air mi N of Horse Mountain and ca 4 air mi S of Parachute.  Elev. 5700-6400 ft.
T7S R95W S31.  39.3924 N, 108.0425 W to 39.3922 N, 108.0307 W; NAD 83, , GPS reading.  
Juniper woodland with sagebrush in openings. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5228.  5/29/2011. 		RM 
_________________________________________________________________________

1598.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: Little Alkali Creek Canyon upstream of confluence with creek leading to Bull Basin, ca 7 air mi E of De Beque.  Elev. 5750-6200 ft.
T8S R96W S23 W1/2; also NW1/4 S26.  39.3377 N, 108.0809 W to 39.3327 N, 108.0796 W; NAD 83, , GPS reading.  
Juniper woodland above creek bed with scattered oak stringers. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5496.  6/2/2011. 		RM 
_________________________________________________________________________

1599.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Hills above the West Fork Cottonwood Creek ca 1 air mi above the confluence with the main creek, ca 4 air mi S of Greenhorn Mountain and ca 3 air mi NE of Gypsum.  Elev. 7100-7300 ft.
T4S R85W S23 SW1/4 NW1/4.  39.6888 N, 106.8967 W to 39.688 N, 106.901 W; NAD 83, , GPS reading.  
Sandy slopes and bottomlands with pinyon-juniper and sagebrush in openings. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6002.  6/14/2011. 		RM 
_________________________________________________________________________

1600.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pitkin County: Roaring Fork Valley: north side of East Sopris Creek along County Road 6, ca 3 air mi S of Basalt.  Elev. 7300-7700 ft.
T8S R86W S29 SW1/4.  39.3241 N, 107.0256 W; NAD 83, , GPS reading.  
Steep, rocky hillside with oakbrush, mountain shrubs, juniper, and sagebrush. Phenology: flowering. 

Michael K. Kirkpatrick, 6137.  6/17/2011. 		RM 
_________________________________________________________________________

1601.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: McPhee Gulch, ca 4 air mi NE of State Bridge.  Elev. 7300-7700 ft.
T2S R82W S4 SW1/4 SW1/4; also NW1/4 S9.  39.897 N, 106.5651 W; NAD 83, , GPS reading.  
Dry slopes and meadows with sagebrush and pinyon-juniper. Phenology: fruiting. 

Michael K. Kirkpatrick, 6164.  6/19/2011. 		RM 
_________________________________________________________________________

1602.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Garfield County: Red Hill, ca 1 air mi N of Carbondale.  Elev. 6300 ft.
T7S R88W S28 SE1/4 NE1/4.  39.4203 N, 107.2222 W; NAD 83, , GPS reading.  
Pinyon-juniper woodland and roadside. Phenology: fruiting. 

Michael K. Kirkpatrick, 7212.  7/5/2011. 		RM 
_________________________________________________________________________

1603.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 96, 1-1.5 air mi SE of Pueblo Reservoir dam.  Elev. 4800-5200 ft.
T21S R65W S6 NW1/4.  38.254 N, 104.7063 W.  
Calcareous slopes with scattered juniper. Phenology: flowering. 

Ronald L. Hartman, 64045.  5/11/1999. 		RM 829307
_________________________________________________________________________

1604.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Grand County: Blue Valley Ranch: N of Romaine.  Elev. 8862 ft.
T1S R81W S26.  Zone 13N, 378987E, 4422839N.  
Aspen, Rocky Mountain maple, and ribies community in scree field with east aspect. Phenology: vegetative only. 

Cynthia Villa, 681.  5/31/2002. 		RM 
_________________________________________________________________________

1605.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: County Road 360, ca 12 air mi NNW of Gardner.  Elev. 9300-9500 ft.
T24S R70W S16 N1/2.  37.9622 N, 105.2187 W.  
Southwest exposure with volcanic outcrops and scattered pinyon and ponderosa pine. Phenology: flowering. 

Ronald L. Hartman, 64610.  6/24/1999. 		RM 829306
_________________________________________________________________________

1606.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: E of Sage Creek at the forest-Crow Indian Reservation boundary, ca 19 air mi ESE of Bridger.  Elev. 5420-5720 ft.
T7S R26E S19 NE1/4.  45.2175 N, 108.5729 W to 45.217 N, 108.5788 W; uncertainty 0.5 mi., GPS reading.  
Sandy slopes with outcrops, with juniper, Douglas fir, and limber pine, much of which was dead. Phenology: flowering. 

B. E. Nelson, 73990.  6/10/2008. 		 	Barcode: USFS0047207
_________________________________________________________________________

1607.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Madison County: Madison Valley: Bear Trap Canyon, east side of the Madison River, ca 8.5-9 air mi NE of Ennis, ca 0.5 air mi NE of Ennis Lake.  Elev. 4840-5160 ft.
T4S R1E S30.  45.4554 N, 111.6495 W to 45.4531 N, 11.6479 W; NAD 83, , GPS reading.  
Dry, rocky, south-facing slope with Juniperus scopulorum and Bromus tectorum. Phenology: vegetative only. 

Emma E. Freeland, 404.  6/11/2012. 		RM 
_________________________________________________________________________

1608.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: along Oso and May creeks, 0.7 air mi W of Sharpsdale.  Elev. 8400-8800 ft.
T27S R71W S7 NW1/4.  37.7113 N, 105.3672 W.  
Pinyon pine slopes and roadside. Phenology: flowering. 

Ronald L. Hartman, 64818.  6/27/1999. 		RM 829305
_________________________________________________________________________

1609.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: ca 2.5 air mi NNW of Colo Hwy 114 on road to Cabin Draw.  Elev. 8600 ft.
T46N R6E S33.  38.1963 N, 106.3152 W.  
Ridge and sides of basaltic rock. Phenology: fruiting. 

Ronald L. Hartman, 65092.  7/11/1999. 		RM 829304
     with Fengjie Sun
_________________________________________________________________________

1610.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: ca 2.5 air mi NNW of Colo Hwy 114 on road to Cabin Draw.  Elev. 8600 ft.
T46N R6E S33.  38.1963 N, 106.3152 W.  
Ridge and sides of basaltic rock. Phenology: fruiting. 

Ronald L. Hartman, 65129.  7/11/1999. 		RM 829303
     with Fengjie Sun
_________________________________________________________________________

1611.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: U.S. Hwy 50, 2.5 air mi NW of Howard.  Elev. 6700-7700 ft.
T49N R10E S28 E1/2.  38.4742 N, 105.8712 W.  
Pinyon-juniper with rock outcrops. Phenology: fruiting. 

Ronald L. Hartman, 65427.  7/31/1999. 		RM 829302
_________________________________________________________________________

1612.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Creek, above junction with Potter Canyon to 2 trail mi upstream, ca 11 1/4 air mi SW of Delta.  Elev. 5240-5400 ft.
T50N R12W S11 NW1/4; also S2.  38.6191 N, 108.1792 W to 38.6358 N, 108.1897 W; NAD 83, , GPS reading.  
Sparse pinyon/juniper/shrub/rock mix. Phenology: fruiting. 

Lori E. Brummer, 7760.  5/19/2012. 		RM 
_________________________________________________________________________

1613.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Rio Grande National Forest: Soda Spring Gulch, County Road LL56, ca 7 air mi WSW of Villa Grove.  Elev. 8600-9400 ft.
T46N R8E S22 SE1/4; also SW1/4 S23 and NE1/4 S27.  38.224 N, 106.0741 W.  
Igneous outcrops and adjacent grassland. Phenology: fruiting. 

Ronald L. Hartman, 65551.  7/31/1999. 		RM 829301
_________________________________________________________________________

1614.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: from butte top down to Window Rock, ca 16-16.5 air mi E of Buffalo.  Elev. 3180-3590 ft.
T19N R8E S36.  45.5715 N, 103.2097 W to 45.5695 N, 103.2131 W; NAD 83, , GPS reading.  
Rocky slope above hardwood draw. Phenology: flowering. 

Hans Hallman, 19.  6/9/2009. 		USFS 885095	Barcode: USFS0053884
     with B. E. Nelson
_________________________________________________________________________

1615.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Dry Creek SE of Transfer Road, ca 10.5 air mi ENE of Montrose.  Elev. 5660 ft.
T49N R11W S2 SE1/4.  38.53396 N, 108.06496 W; NAD 83, , GPS reading.  
Riparian area in salt desert shrub. Phenology: fruiting. 

Lori E. Brummer, 8295.  6/2/2012. 		RM 
_________________________________________________________________________

1616.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: mesa SE of Cushman Creek, off of Tabeguache Trail, ca 14.5 air mi ESE of Montrose.  Elev. 6900-7200 ft.
T49N R11W S33 W1/2.  38.4622 N, 108.1131 W to 38.4744 N, 108.1228 W; NAD 83, , GPS reading.  
Shallow canyon side on sandstone canyon. Phenology: fruiting. 

Lori E. Brummer, 8356.  6/2/2012. 		RM 
_________________________________________________________________________

1617.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominguez Canyon: between 3 and 4 trail mi down canyon from Dominguez Campground, ca 23 air mi WSW of Delta.  Elev. 6780-6840 ft.
T15S R99W S7 SW1/4; also T15S R100W S12 SE1/4 and NE1/4 S13.  38.7609 N, 108.5006 W to 38.7541 N, 108.5173 W; NAD 83, , GPS reading.  
Small riparian area along seep/creek in pinyon/juniper. Phenology: fruiting. 

Lori E. Brummer, 8623.  6/10/2012. 		RM 
_________________________________________________________________________

1618.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Uncompahgre Plateau: Escalante Canyon, BLM land just past Cap Springs, ca 14 air mi WSW of Delta.  Elev. 5373 ft.
T51N R13W S22 NW1/4.  38.6762 N, 108.3161 W; NAD 83, , GPS reading.  
Sparse pinyon/juniper in canyon. Phenology: fruiting. 

Lori E. Brummer, 9427.  7/5/2012. 		RM 
_________________________________________________________________________

1619.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Creek, above junction with Potter Canyon to 2 trail mi upstream, ca 11 1/4 air mi SW of Delta.  Elev. 5240-5400 ft.
T50N R12W S11 NW1/4; also S2.  38.6191 N, 108.1792 W to 38.6358 N, 108.1897 W; NAD 83, , GPS reading.  
Riparian area in canyon with sparse pinyon/juniper. Phenology: fruiting. 

Lori E. Brummer, 9456.  7/5/2012. 		RM 
_________________________________________________________________________

1620.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Rio Grande National Forest: County Road NN56, 5.5 air mi NW of Villa Grove.  Elev. 8700-9000 ft.
T47N R8E S36.  38.2793 N, 106.037 W.  
Rocky open and eroded slopes. Phenology: fruiting. 

Ronald L. Hartman, 65806.  8/3/1999. 		RM 829300
_________________________________________________________________________

1621.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: Upper North Platte and Laramie River Drainages: Laramie Plains: Box Canyon E of Fetterman Road, ca 5 air mi N of Wheatland Reservoir No. 3.  Elev. 7280 ft.
T23N R74W S8; also S17 and S9.  41.9803 N, 105.7319 W.  
Calcareous butte of cushion plants and slope of mountain mahogany and scattered limber pine. Phenology: vegetative only. 

Amy J. Roderick, 7339.  7/27/1998. 		RM 
_________________________________________________________________________

1622.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Colo Hwy 114, 1 road mi NW of Buffalo Pass Campground.  Elev. 9800-10000 ft.
T46N R4E S33 E1/2.  38.2004 N, 106.5365 W.  
Igneous outcrop and ponderosa pine forest. Phenology: fruiting. 

Ronald L. Hartman, 65921.  8/4/1999. 		RM 829299
_________________________________________________________________________

1623.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: 1-2 air mi ESE of Badito Cone.  Elev. 7200-7800 ft.
T26S R68W S21.  37.7696 N, 105.0024 W.  
Pinyon-juniper. Phenology: fruiting. 

Ronald L. Hartman, 65984.  8/16/1999. 		RM 829298
_________________________________________________________________________

1624.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Plateau Creek at confluence with Big Wash, ca 1 mi E of the junction of Colo Hwy 65 and I-70, ca 17 air mi NE of Grand Junction.  Elev. 5148 ft.
T9S R97W S13 SE1/4.  39.1808 N, 108.2738 W; NAD 83, , GPS reading.  
Salt desert scrub near creek. Phenology: fruiting. 

Lori E. Brummer, 11432.  8/27/2012. 		RM 
_________________________________________________________________________

1625.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: ridge between Garcia Spring and Bachiche Spring.  Elev. 8100-8500 ft.
T45N R7E S27; also S28.  38.1272 N, 106.1854 W.  
Rocky slopes and plains below. Phenology: fruiting. 

Ronald L. Hartman, 66119.  8/17/1999. 		RM 829297
_________________________________________________________________________

1626.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Gunnison Gorge Wilderness: West River Trail from wilderness boundary S to where trail ends at cliff, ca 3/4 trail mi from wilderness boundary, ca 7.5 air mi SW of Hotchkiss.  Elev. 5140-5190 ft.
T15S R93W S18 NW1/4.  38.7489 N, 107.8367 W to 38.7559 N, 107.8321 W; NAD 83, , GPS reading.  
Sparse pinyon/juniper/shrub/rock mix. Phenology: fruiting. 

Lori E. Brummer, 11718.  9/10/2012. 		RM 
_________________________________________________________________________

1627.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Uncompahgre Plateau: Escalante Canyon: Cottonwood Spring, ca 9 3/4 road mi up the canyon from the Gunnison River, ca 15.5 air mi SW of Delta.  Elev. 5916 ft.
T51N R13W S20 SE1/4.  38.6689 N, 108.3425 W; NAD 83, , GPS reading.  
Hanging garden with seep in sandstone canyon. 

Lori E. Brummer, 11890.  9/14/2012. 		RM 
     with Gay Austin
_________________________________________________________________________

1628.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Canyon; middle canyon just NW of Camel Back, ca 17 air mi NW of Montrose.  Elev. 5600-5640 ft.
T50N R12W S26 W1/2; also NW1/4 S35.  38.5611 N, 108.1823 W to 38.571 N, 108.1774 W; NAD 83, , GPS reading.  
Low elevation riparian area. Phenology: vegetative only. 

Lori E. Brummer, 12116.  9/19/2012. 		RM 
_________________________________________________________________________

1629.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Idaho, Butte County: Northern Snake River Plain: semi-natural area along frontage road on the southeast end of Arco.  Elev. 5346 ft.
T4N R27E S31.  
<25 individuals estimated in xeric soil within herbaceous riparian vegetation, no slope, tholeiite geology. Phenology: fruiting. 

Joshua J. Irwin, 8703B.  7/13/2012. 		RM 
_________________________________________________________________________

1630.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Spring Gulch.  Elev. 8000-8800 ft.
T49N R9E S26.  38.4742 N, 105.9255 W.  
Streamside and slope. Phenology: fruiting. 

Ronald L. Hartman, 66583.  8/23/1999. 		RM 829296
_________________________________________________________________________

1631.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Flaming Gorge National Recreation Area: ca 2 air mi S of Dutch John on the east side of the Green River, south of Flaming Gorge Dam.  Elev. 5600 ft.
T2N R22E S15 E1/2.  
Pinyon-juniper woodlands, some riparian areas, and west-facing red sandstone cliffs. Phenology: fruiting. 

C. H. Refsdal, 1641.  7/11/1994. 		 
_________________________________________________________________________

1632.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Ca 5 mi N of town of Fort Laramie.  Elev. 4600 ft.
42 16.9' N, 104 31.2' W; unknown, , Specimen Label.  
Rocky hillside, Juniperus and Pinus ponderosa. Shrub 3 dm high. Shrub 3 dm high Phenology: fruiting. 

Robert D. Dorn, 10782.  7/29/2013. 		RM 914619	Barcode: RM0212430
_________________________________________________________________________

1633.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Goshen County: Ca 15 mi WSW of Yoder near Mers Hill.  Elev. 4800 ft.
41 52.7' N, 104 35.1' W; unknown, , Specimen Label.  
Chalky outcrop, with Artemisia longifolia and Chrysothamnus. Shrub. 

Robert A. Price, 10918.  8/19/2013. 		RM 914400	Barcode: RM0212431
_________________________________________________________________________

1634.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek, ca 11 air mi S of Whitehall; ca 16 air mi NE of Twin Bridges.  Elev. 5400-5800 ft.
T1S R4W S33 SW1/4.  45.70315 N, 112.10996 W to 45.70038 N, 112.1097 W; NAD 83, , GPS reading.  
Disturbed, steep, rocky hillside dominated by Bromus tectorum and Cercocarpus ledifolius. Phenology: flowering. 

Emma E. Freeland, 4445.  5/25/2013. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

1635.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Montana, Madison County: Madison Valley: Eight Mile Ford Fishing Access site, ca 4 air mi S of Ennis, along County Road 36.  Elev. 5040 ft.
T6S R1W S2.  45.2989 N, 111.7557 W to 45.2981 N, 111.7553 W; NAD 83, , GPS reading.  
Dry, disturbed grasslands at a fishing access parking lot. Phenology: fruiting. 

Emma E. Freeland, 7682.  8/1/2013. 		RM 
_________________________________________________________________________

1636.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Eagle County: USFS-administered "tree farm" along the north shore of the Roaring Fork River, ca 1 air mi WSW of El Jebel.  Elev. 6400-6450 ft.
T8S R87W S4; also S5.  39.3943 N, 107.1049 W; NAD 83, , GPS reading.  
Gravel parking area and adjacent dry meadow. Phenology: fruiting. 

Michael K. Kirkpatrick, 1395.  6/15/2010. 		USFS 	Barcode: USFS0061193
_________________________________________________________________________

1637.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Green River, on south side of river.  Elev. 5460 ft.
T2N R23E S14.  
Shoreline. 

C. H. Refsdal, 2338a.  8/2/1994. 		 
     with Duane Atwood and Lucy Jordan
_________________________________________________________________________

1638.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: on south side of the Green River.  Elev. 5460 ft.
T2N R23E S14.  
Shoreline. Phenology: fruiting. 

C. H. Refsdal, 2340.  8/2/1994. 		 
     with Duane Atwood and Lucy Jordan
_________________________________________________________________________

1639.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Above and on Dominguez Rim above the Gunnison River, ca 10.5 air mi W of Delta.  Elev. 5400-5491 ft.
T4S R3E S28 South1/4; also SE1/4 S29.  38.7752 N, 108.2621 W to 38.7749 N, 108.2659 W; NAD 83, , GPS reading.  
Sandstone pavement on the rim of the bluff. Phenology: flowering. 

B. E. Nelson, 79195.  5/5/2010. 		RM 
     with Lori E. Brummer, Michael Kirkpatrick
_________________________________________________________________________

1640.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Freezeout Mountains: Petes Gap, ca 6 air mi W of Wyo Hwy 487; ca 10.8 air mi NW of Medicine Bow.  Elev. 7100-7800 ft.
T24N R79W S17.  42.0531 N, 106.3139 W.  
South-facing calcareous slope of limber pine, ponderosa pine, and mountain mahogany. Phenology: vegetative only. 

Amy J. Roderick, 7571.  8/1/1998. 		RM 
_________________________________________________________________________

1641.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Twentyfive Mile Mesa: Potter Canyon, end of Roubideau Canyon Road, ca 5.7 road mi SW from junction with Twentyfive Mesa Road, ca 10.5 air mi SW of Delta.  Elev. 5200-5840 ft.
T50N R12W S3 NW1/4.  38.6395 N, 108.196 W to 38.6303 N, 108.2001 W to 38.6302 N, 108.1988 W; NAD 83, , GPS reading.  
Riparian area in sandstone canyon. Phenology: fruiting. 

Lori E. Brummer, 204.  6/5/2010. 		RM 
_________________________________________________________________________

1642.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Uintah County: Southwestern Wyoming and Adjacent Utah: Browns Park: ca 1.2 air mi W of Swinging Bridge, north side of the Green River.  Elev. 5400 ft.
T1N R25E S11 NE1/4.  
Riparian shoreline. Phenology: fruiting. 

C. H. Refsdal, 2490.  8/3/1994. 		 
     with Duane Atwood and Lucy Jordan
_________________________________________________________________________

1643.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Gunnison Gorge Wilderness: Ute Trail to Gunnison River, ca 13 air mi ESE of Delta.  Elev. 5260-6520 ft.
T51N R9W S14; also S15.  38.6823 N, 107.8639 W to 38.6906 N, 107.8469 W to 38.674 N, 107.8475 W; NAD 83, , GPS reading.  
Gully in steep, rocky sandstone hillside. Phenology: fruiting. 

Lori E. Brummer, 839.  7/2/2010. 		RM 
_________________________________________________________________________

1644.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompaghre Plateau: Escalante Creek, ca 17.5 air mi WSW of Delta.  Elev. 5600-6000 ft.
T51N R2E S29 W1/2; also NE1/4 S30.  38.6594 N, 108.3564 W to 38.6549 N, 108.3535 W; GPS reading.  
Pinyon/juniper in sandstone canyon. Phenology: fruiting. 

Lori E. Brummer, 1560.  8/4/2010. 		RM 
_________________________________________________________________________

1645.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Uncompaghre Plateau: Unaweep Canyon, lower East Creek, ca 25 3/4 air mi NW of Delta.  Elev. 4690-4820 ft.
T12S R1E S33 W1/2; also SE1/4 S32, and T13S R1E S5 E1/2.  38.968 N, 108.4629 W to 38.9597 N, 108.4745 W to 38.9523 N, 108.4775 W; GPS reading.  
Near creek in sandstone canyon. Phenology: fruiting. 

Lori E. Brummer, 2116.  8/16/2010. 		RM 
_________________________________________________________________________

1646.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominquez Canyon Trail, trailhead to lower Dominquez Canyon, ca 20 air mi NW of Delta.  Elev. 4760-4955 ft.
T14S R98W S18 E1/2.  38.8365 N, 108.3823 W to 38.8186 N, 108.3859 W; NAD 83, , GPS reading.  
Riparian area in sandstone canyon. Phenology: fruiting. 

Lori E. Brummer, 2492.  5/12/2011. 		RM 
_________________________________________________________________________

1647.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: Pleasure Park, hillsides and mesa top on north side of Pleasure Park Road, ca 13 mi ENE of Delta.  Elev. 5220-5360 ft.
T14S R93W S31 SW1/4; also T14S R94W S36 SE1/4.  38.7911 N, 107.8322 W to 38.7862 N, 107.8374 W; NAD 83, , GPS reading.  
Desert grasslands on sandstone mesa on top of adobe hills. Phenology: fruiting. 

Lori E. Brummer, 2641.  5/16/2011. 		RM 
_________________________________________________________________________

1648.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Kannah Creek Road, ca 3.5 road mi E of U.S. Hwy 50, mesas and hills of lower Grand Mesa.  Elev. 5130-5380 ft.
T3S R2E S2 E1/2.  38.9299 N, 108.3318 W to 38.9212 N, 108.3337 W; NAD 83, , GPS reading.  
Desert shrub and grasslands on adobe mesa with basalt boulders. Phenology: fruiting. 

Lori E. Brummer, 2892.  5/21/2011. 		RM 
_________________________________________________________________________

1649.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Grand Mesa: Kannah Creek, Spring Camp Trail, ca 18.5 air mi SE of Grand Junction.  Elev. 6080-7200 ft.
T12S R97W S34 SW1/4; also T13S R97W S3 N1/2.  38.961 N, 108.2307 W to 38.9514 N, 108.217 W; NAD 83, , GPS reading.  
Along wash in pinyon/juniper woodland. Phenology: flowering. 

Lori E. Brummer, 2899.  5/21/2011. 		RM 
_________________________________________________________________________

1650.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominguez Canyon, middle section of trail to Cactus Park Trail junction, ca 20 air mi NNW of Delta.  Elev. 4950-5700 ft.
T14S R99W S27 South1/4; also S26, NE1/4 S25, and T14S R98W S19 South1/2.  38.8003 N, 108.438 W to 38.8184 N, 108.3862 W; NAD 83, , GPS reading.  
Riparian area in desert canyon. Phenology: flowering. 

Lori E. Brummer, 3100.  5/25/2011. 		RM 
_________________________________________________________________________

1651.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: 3/4 mi E of Green River on FMC road along the Green River by the bridge.  Elev. 6065 ft.
T18N R107W S36 NW1/4.  41.4947 N, 109.4339 W; uncertainty 0.5 mi..  
River bottom, river rock, willows, grasses. Phenology: vegetative only. 

C. H. Refsdal, 2762.  8/11/1994. 		RM 690300	Barcode: RM0212394
_________________________________________________________________________

1652.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Freshet Draw, W of Happy Canyon, ca 6 air mi SSW of Montrose.  Elev. 6280-6330 ft.
T48N R9W S19 SE1/4.  38.3959 N, 107.8999 W to 38.3991 N, 107.8979 W; NAD 83, , GPS reading.  
Bottom of draw in sandstone canyon. Phenology: flowering. 

Lori E. Brummer, 3334.  5/29/2011. 		RM 
_________________________________________________________________________

1653.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Spring Creek Canyon from BLM boundary to West Fork Spring Creek, ca 14 air mi SW of Montrose.  Elev. 6460-7760 ft.
T48N R10W S27 South1/2; also W1/2 S34, SE1/4 S33, T47N R10W S4 W1/2, SE1/4 S5, W1/2 S8, and E1/2 S18.  38.3912 N, 107.9517 W to 38.3274 N, 108.0118 W; NAD 83, , GPS reading.  
Pinyon/juniper woodlands with scattered patches of sagebrush meadows. Phenology: fruiting. 

Lori E. Brummer, 4142.  6/19/2011. 		RM 
_________________________________________________________________________

1654.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: ca 1.0 air mi E of Fontenelle Store; 0.9 mi E on county road on southeast side of the Green River.  Elev. 6360-6380 ft.
T23N R111W S18.  41.9742 N, 110.0442 W.  
Cottonwoods, river bottom. Phenology: vegetative only. 

C. H. Refsdal, 3052.  9/3/1994. 		RM 690299	Barcode: RM0212393
_________________________________________________________________________

1655.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Flaming Gorge National Recreation Area: Sheep Creek, ca 4 air mi S of Manila; junction of Forest Road 218 and Utah Hwy 44 on west side of Forest Road.  Elev. 6240 ft.
T2N R19E S12.  
Upland, sagebrush, and scattered junipers. Phenology: vegetative only. 

C. H. Refsdal, 3099.  9/4/1994. 		 
_________________________________________________________________________

1656.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Mesa County: Plateau Valley: Big Wash, ca 3/4 trail mi SE of confluence with Plateau Creek, ca 17.5 air mi NE of Grand Junction.  Elev. 4865-5105 ft.
T10S R97W S19 NW1/4; also SE1/4 S13.  39.17547 N, 108.2635 W to 39.18082 N, 108.2738 W; NAD 83, , GPS reading.  
Sandstone canyon in sparse pinyon/juniper hills. Phenology: flowering. 

Lori E. Brummer, 12213.  5/17/2013. 		RM 
     with Jennifer R. Ackerfield
_________________________________________________________________________

1657.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Big Springs, ca 5.8 air mi SSW of Manila; ca 5.3 road mi south on Forest Road 218 on both sides of the road.  Elev. 6920 ft.
T2N R19E S8.  
Creekside, willows, scattered junipers. Phenology: vegetative only. 

C. H. Refsdal, 3128.  9/4/1994. 		 
_________________________________________________________________________

1658.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: Miners Canyon on northeastern side of range, ca 16 air mi N of Independence Rock.  Elev. 6400-6600 ft.
T27N R86W S33.  42.2674 N, 107.1238 W.  
Along creek; chokecherry, hawthorn, willow, boxelder, and sagebrush common. Phenology: vegetative only. 

Amy J. Roderick, 7651.  8/6/1998. 		RM 
     with Kevin J. Taylor
_________________________________________________________________________

1659.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Beaver Creek or County Road 258, ca 4.2 air mi NW of Shell and ca 13.5 air mi ENE of Greybull.  Elev. 4250 ft.
T53N R91W S16 W1/2.  44.5717 N, 107.8125 W; uncertainty 1 mi..  
Riparian with Salix on sandy soil. Phenology: fruiting. 

Luanne Lum, 676.  7/9/2001. 		RM 800889	Barcode: RM0095844
_________________________________________________________________________

1660.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Dripping Spring, ca 2 air mi SE of Dutch John.  Elev. 6000-6200 ft.
T2N R23E S8.  
Pinyon-juniper with some ponderosa pine and stream bottoms. Phenology: vegetative only. 

Ronald L. Hartman, 45335.  5/24/1994. 		 
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

1661.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: Colorado Springs, above Uintah Aveue.  Elev. 6300 ft.
T14S R67W S7 W1/3.  
Desert grassland on mesa. Phenology: fruiting. 

Anne Bradley, s.n..  5/13/1975. 		RM 910245
_________________________________________________________________________

1662.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: Osburn Ranch parcel in Sawmill Canyon; north end of transect ca 1.3 km due E of North Platte River, ca 3.8 km NW of Impact Area center, ca 10.7 km NW of Range Control.  Elev. 1378 m.
508582E, 4692687N to 508626E, 4692822N to 508431E, 4692912N to 508333E, 4692841N; unknown, GPS reading.  
South-facing slope; pine juniper open woodland with areas of mixed grass prairie; silty loam with gravel to cobbles with rock outcrops; with Pinus ponderosa, Juniperus scopulorum, Bouteloua gracilis, Bouteloua curtipendula, Schizachyrium scoparium, Artemisia nova, Allium textile, Parthenium alpinum, Hesperostipa comata. Local. Shrub; 4 dm tall. Phenology: fruiting. 

Nancy E. Hastings, 152.  5/23/2007. 		RM 958066	Barcode: RM0210904
     with P. Block
_________________________________________________________________________

1663.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: ranch parcel small canyon drainage; south end of transect ca 2.9 km due N of Range Control; ca 6.4 km NE of Guernsey Reservoir.  Elev. 1445 m.
518774E, 4693154N to 519083E, 4693403N; unknown, GPS reading.  
Level to sloping on each side of drainage; grassland in canyon drainage; silty loam; with Hesperostipa comata, Agropyron cristatum, Pascopyrum smithii, Achillea millefolium, Bromus japonicus, Bromus inermis. Scattered. Shrub; 1.2 m tall. Phenology: fruiting. 

Nancy E. Hastings, 264.  7/2/2007. 		RM 958067	Barcode: RM0210905
     with P. Block
_________________________________________________________________________

1664.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Fremont County: Lander Training Area: 0.3 km E of Smith Creek, ca 4.2 km WNW of Little Popo Agie River.  Elev. 1660 m.
zone DMC, 689197E, 4745137N; unknown, GPS reading.  
West-facing slope (0-30°); greasewood desert shrubland; Mowry formation, clay loam; with Artemisia tridentata, Sarcobatus vermiculatus, Gutierrezia sarothrae, Grindelia squarrosa, Euphorbia esula, Lepidium perfoliatum. Local; ascending shrub; 2 m tall; fruit red berries. Phenology: fruiting. 

Patricia P. Douglas, 139.  9/10/1999. 		RM 961528	Barcode: RM0219370
     with Nancy E. Hastings
_________________________________________________________________________

1665.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Big Horn County: Lovell Training Area: ca 4.1 km WSW of Levell Peak (1573 m), ca 4.0 km E of U.S. Hwy 310.  Elev. 1268 m.
zone DMC, 712800E, 4962700N; unknown, GPS reading.  
Rolling; Wyoming big sagebrush; Lostweiss clay loam, alkali; silty to fine sandy clay loam; with Artemisia tridentata, A. frigida, Atriplex confertifolia, A. spinescens, Gutierrezia sarothrae, Bromus tectorum, Oryzopsis hymenoides. Scattered; shrub; up to 1 m tall. Phenology: vegetative only. 

Patricia P. Douglas, 95.  9/13/1999. 		RM 961325	Barcode: RM0220334
     with Nancy E. Hastings
_________________________________________________________________________

1666.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Albany County: West slope Laramie Range: ca 1.6 mi NE of U.S. Hwy 30, ca 3.74 air mi E of downtown Laramie.  Elev. 7480 ft.
T16N R73W S36 SW1/4 NE1/4.  41.3174 N, 105.5241 W; WGS 84, , GPS reading.  
Low sandstone outcrop, red sandy loam; with Artemisia nova, Elymus spicatus, Eremogone hookeri, Eriogonum alatum. Phenology: flowering & fruiting. 

Bonnie Heidel, 4705.  7/4/2018. 		RM 981700	Barcode: RM0251750
_________________________________________________________________________

1667.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: near County Road 211, ca 6.6 air mi SW of Powder River townsite.  Elev. 6060-6100 ft.
T35N R85W S31.  42.9606 N, 107.0801 W.  
Badlands; sagebrush and saltbush common. Phenology: vegetative only. 

Amy J. Roderick, 7988.  8/11/1998. 		RM 
_________________________________________________________________________

1668.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Uintah County: Southwestern Wyoming and Adjacent Utah: Browns Park: Sears Canyon, ca 12.5 air mi SE of Dutch John.  Elev. 6200-6420 ft.
T1N R24E S11.  
Red sandy soils, sandstone cliffs, juniper/pinyon, pine, cottonwood. Phenology: fruiting. 

C. H. Refsdal, 6321.  7/31/1995. 		 
_________________________________________________________________________

1669.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: Green River, ca 13 air mi ESE of Dutch John; 1.8 mi S of junction of Jarvie Ranch/Browns Park roads on west side Browns Park Road.  Elev. 5400-5480 ft.
T2N R25E S30 South1/2; also N1/2 S31.  
Upland, sandy soils, scattered juniper, salt desert shrubs. Phenology: vegetative only. 

C. H. Refsdal, 6381.  8/1/1995. 		 
     with Barbara McNight
_________________________________________________________________________

1670.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Miracle Mile on North Platte River, ca 1.5 air mi NNE of Kortes Dam.  Elev. 6000 ft.
T26N R84W S27 NE1/4; also S22.  42.1952 N, 106.8707 W.  
Along river; willow, cottonwood, and limber pine common. Phenology: vegetative only. 

Amy J. Roderick, 8162.  8/13/1998. 		RM 
_________________________________________________________________________

1671.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: East-central Colorado: Mosquito Range to Plains: northwest end of Colorado Springs: Popes Bluffs, north end near intersection of Centennial and Vindicator.  Elev. 6600 ft.
T13S R67W S11 SW1/4; also NW1/4 S14.  38.9333 N, 104.8599 W; uncertainty 1 mi..  
Sandstone outcrops and grassy slopes. Phenology: flowering. 

Ronald L. Hartman, 50164.  5/18/1995. 		 
     with Timothy W. Chumley
_________________________________________________________________________

1672.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: East-central Colorado: Mosquito Range to Plains: Little Fountain Creek, ca 10 air mi SSW of center of Colorado Springs.  Elev. 6400-6600 ft.
T16S R67W S2 SW1/4; also N1/4 S11.  38.6862 N, 104.856 W; uncertainty 1 mi..  
Sandstone hogback and oak, mountain mahogany slopes. Phenology: flowering. 

Ronald L. Hartman, 50193.  5/19/1995. 		 
     with Timothy W. Chumley
_________________________________________________________________________

1673.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: ca 12 air mi NW of center of Pueblo at Turkey Creek on U.S. Hwy 50.  Elev. 5200 ft.
T19S R66W S31; also T19S R67W SE1/4 S25; also NE1/4 S36.  38.3543 N, 104.9298 W; uncertainty 1 mi..  
Shale rimrock with pinyon-juniper, stream bottom, and grasslands. Phenology: flowering. 

Ronald L. Hartman, 50309.  5/21/1995. 		 
     with Timothy W. Chumley
_________________________________________________________________________

1674.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: ca 14 air mi SE of center of Canon City along Colo Hwy 120.  Elev. 5200 ft.
T19S R68W S15 South1/4; also N1/4 S22.  38.3976 N, 104.9851 W; uncertainty 1 mi..  
Limy area with caprock; pinyon-juniper. Phenology: flowering. 

Ronald L. Hartman, 50333.  5/21/1995. 		 
     with Timothy W. Chumley
_________________________________________________________________________

1675.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: ca 13 air mi WNW of center of Pueblo at Swallows along the Arkansas River.  Elev. 5150 ft.
T20S R67W S14.  38.311 N, 104.856 W; uncertainty 1 mi..  
Breaks along river. Phenology: flowering. 

Ronald L. Hartman, 50405.  5/21/1995. 		 
     with Timothy W. Chumley
_________________________________________________________________________

1676.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: quarry 0.5 air mi NW of Wellsville.  Elev. 7400-8400 ft.
T49N R10E S7; also S8; also NW1/4 S17; also S18.  38.5165 N, 105.9074 W; uncertainty 1 mi..  
Pinyon-juniper slopes, sandstone, and limestone outcrops. Phenology: flowering. 

Ronald L. Hartman, 50479.  5/23/1995. 		 
     with Timothy W. Chumley
_________________________________________________________________________

1677.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Jefferson County: East-central Colorado: Mosquito Range to Plains: Rampart Range: Cheesman Mountain off County Road 126 along the Gill Trail, the South Platte River, and west-facing and north-facing slopes of the mountain, ca 2.5 air mi SW of Deckers.  Elev. 6480-7933 ft.
T9S R70W S30.  39.2366 N, 105.2689 W; uncertainty 1 mi..  
On coarse granitic sand and gravel of south-facing river bank, among occasional boulders. Phenology: flowering. 

Timothy W. Chumley, 1019.  6/21/1995. 		 
_________________________________________________________________________

1678.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: off Forest Road 207, on the banks and slopes above the South Platte River, ca 1/2 road mi N of USFS Happy Meadows Campground; ca 2-1/2 air mi N of town of Lake George.  Elev. 8800-9125 ft.
T12S R71W S8 NW1/4.  39.0202 N, 105.36 W; uncertainty 1 mi..  
Wooded, granitic slopes with occasional rock outcrops in ponderosa pine. Phenology: flowering. 

Timothy W. Chumley, 1218.  6/28/1995. 		 
_________________________________________________________________________

1679.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Parkdale Recreation Area off U.S. Hwy 50 along the south bank of the Arkansas River, ca 11.4 air mi WNW of Canon City.  Elev. 5750-5780 ft.
T18S R72W S13 N1/2.  38.4832 N, 105.3931 W; uncertainty 1 mi..  
Weedy, disturbed site along the river, with alluvial gravels and thin, poor soils. Phenology: fruiting. 

Timothy W. Chumley, 1252.  6/30/1995. 		 
_________________________________________________________________________

1680.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Texas Creek Gulch off Table Mountain or County Road 217A, ca 3 air mi NNW of town of Texas Creek.  Elev. 6840-7930 ft.
T18S R73W S31 NW1/4; also T48N R12E NW1/4 S2.  38.4403 N, 105.5971 W; uncertainty 1 mi..  
In dry washes and drainages. Phenology: fruiting. 

Timothy W. Chumley, 1389.  7/1/1995. 		 
     with Irene Thien
_________________________________________________________________________

1681.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: Sixmile Creek W of Poison Spider Road, ca 18.5 air mi SW of Waltman.  Elev. 6700 ft.
T33N R87W S18 SW1/4.  42.8292 N, 107.3161 W.  
Barren substrate; red sandy draw and chalky knolls. Phenology: vegetative only. 

Amy J. Roderick, 8289.  8/15/1998. 		RM 
_________________________________________________________________________

1682.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along a BLM trail in Trail Gulch ca 1 road mi W from the BLM Banks Campground, ca 11 air mi N of Canon City. EC1/4  Elev. 6420-7280 ft.
T16S R70W S20; S20; also SW1/4 S21.  38.6429 N, 105.2432 W; uncertainty 1 mi..  
Rocky slopes above the gulch. Phenology: fruiting. 

Timothy W. Chumley, 1563.  7/6/1995. 		 
_________________________________________________________________________

1683.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along the north face of Little Crampton Mountain and W along Cottonwood Creek, ca 1.5 air mi W of Colo Hwy 9, ca 13.5 air mi WNW of Canon City.  Elev. 6800-7700 ft.
T17S R72W S16; also S15.  38.5688 N, 105.4488 W; uncertainty 1 mi..  
On the banks of the creek. Phenology: fruiting. 

Timothy W. Chumley, 2430.  7/25/1995. 		 
_________________________________________________________________________

1684.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Hanna Basin: Sand Ridge N of U.S. Hwy 30-287, ca 4.4 air mi NW of Hanna.  Elev. 7100-7200 ft.
T22N R82W S9 NE1/4.  41.893 N, 106.6437 W.  
Sandstone-rimrock; Purshia, Ribes, and Cercocarpus common. Phenology: fruiting. 

Amy J. Roderick, 8384.  8/17/1998. 		RM 
_________________________________________________________________________

1685.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Castle Basin E of Buzzard or County Road 497, ca 19.4 air mi E of Three Forks Junction.  Elev. 6200-6300 ft.
T28N R86W S25; also T28N R85W S30.  42.3686 N, 107.0654 W.  
Chalky cliffs; cushion plants and skunkbush sumac common. Phenology: vegetative only. 

Amy J. Roderick, 8449.  8/18/1998. 		RM 
_________________________________________________________________________

1686.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: off County Road 9, ca 5.5 air mi N of Canon City; ca 0.2 road mi S of Garden Park Interpretive Site.  Elev. 9740 ft.
T17S R70W S33.  38.5275 N, 105.2248 W; uncertainty 1 mi..  
Sandy-gravelly drainage with rocky pinyon-juniper uplands; mostly on Dakota sandstone with underlying Morrison formation occasionally outcropping. Phenology: flowering. 

Timothy W. Chumley, 534.  6/1/1995. 		 
_________________________________________________________________________

1687.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along Tunnel Drive in uplands above the river, just below Nonans Peak, ca 3 air mi WSW of Canon City.  Elev. 5360 ft.
T18S R71W S36 South 1/2; SW1/4 S31; also T18S R71W .  38.4403 N, 105.2819 W; uncertainty 1 mi..  
In a wet drainage coming off the peak adjacent to the roadway, with pinyon pine, Gambel's oak and poison ivy. Phenology: fruiting. 

Timothy W. Chumley, 631.  6/5/1995. 		 
_________________________________________________________________________

1688.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Fort Carson: ca 2 air mi NW of Stone City; ca 8 air mi NE of Penrose; ca 21 air mi NW of Pueblo.  Elev. 5520 ft.
T18S R67W S27 NE1/4.  38.4553 N, 104.8745 W; uncertainty 1 mi..  
On sandstone and shale slopes of a broad, open drainage. Phenology: flowering. 

Timothy W. Chumley, 668.  6/6/1995. 		 
_________________________________________________________________________

1689.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Sixmile Park: from Indian Springs Campground N along a tributary of Sixmile Creek, following an old road; ca 6 air mi NW of Canon City.  Elev. 5400-6730 ft.
T18S R69W S5 W1/2; also NC1/4 S8.  38.5131 N, 105.1326 W; uncertainty 1 mi..  
Along a rocky streambed with intermittent running water. Phenology: fruiting. 

Timothy W. Chumley, 747.  6/14/1995. 		 
_________________________________________________________________________

1690.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Twin Mountain off U.S. Hwy 50, ca 5.6 air mi NW of Canon City; ca 2 road mi from turnoff to Royal Gorge.  Elev. 6200-6800 ft.
T18S R71W S11 NW1/4; also SE1/4 S2.  38.4974 N, 105.3004 W; uncertainty 1 mi..  
Open wooded slopes on coarse sandy soils. Phenology: flowering. 

Timothy W. Chumley, 839.  6/16/1995. 		 
_________________________________________________________________________

1691.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: Great Plains: along Meridian Road or County Road 501, ca 0.3 rd mi S of El Paso County; ca 18 air mi N of Pueblo.  Elev. 5300-5400 ft.
T18S R64W S6.  38.5131 N, 104.5979 W.  zone 13, 534709E, 4263000N.  
Dry cholla-grassland in fine sandy soils. Phenology: flowering. 

Timothy W. Chumley, 3450.  5/31/1996. 		 
_________________________________________________________________________

1692.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, El Paso County: East-central Colorado: Mosquito Range to Plains: Front Range: Rock Creek Park: in hills and canyons above the park, approx 1 mi N of Colo Hwy 115, ca 10.5 air mi S of Colorado Springs.  Elev. 6300-7200 ft.
T15S R67W S35 SE1/4; also SW1/4 S36.  38.7018 N, 104.8599 W.  zone 13, 512436E, 4283622N.  
Weedy slopes in Gambel's oak and ponderosa pine on steep, rocky, granitic soils. Phenology: fruiting. 

Timothy W. Chumley, 3940.  6/22/1996. 		 
_________________________________________________________________________

1693.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along the N bank of the Arkansas River and adjacent uplands off County Road 45, ca 2 air mi NW of Howard.  Elev. 6820-7580 ft.
T49N R10E S27 W1/2; also SW1/4 S22.  38.4742 N, 105.8531 W.  zone 13, 426590E, 4257048N.  
Along the banks of the river and adjacent roadway. Phenology: fruiting. 

Timothy W. Chumley, 4617.  7/14/1996. 		 
_________________________________________________________________________

1694.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along canyons and ridges off Temple Canyon or County Road 3 ca 5 air mi SW of Canon City.  Elev. 5800-6180 ft.
T19S R71W S12 South 1/2.  38.4129 N, 105.279 W.  zone 13, 476420E, 4250498N.  
Steep, rocky slopes in pinyon-juniper. Phenology: fruiting. 

Timothy W. Chumley, 4633.  7/15/1996. 		 
_________________________________________________________________________

1695.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Platte Canyon: along the South Platte River and adjacent canyons and ridges ca 4 air mi NE of town of South Platte.  Elev. 5700-6970 ft.
T7S R69W S9 SW1/4; also NW1/4 S16.  39.4538 N, 105.1199 W.  zone 13, 489158E, 4367366N.  
Along the banks of the river and adjacent roadway, with large patches of Vitus spp. and Toxicodendron rydbergii. Phenology: fruiting. 

Timothy W. Chumley, 4684.  7/17/1996. 		 
_________________________________________________________________________

1696.  Rhus trilobata Nutt. var. trilobata  				Anacardiaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Beaver Creek State Wildlife Area: along Beaver Creek and adjacent meadows, ridges and gulches off County Road 132 at terminus, ca 15 air mi NE of Canon City.  Elev. 6080-6280 ft.
T17S R68W S16 NW1/4; also S17.  38.5708 N, 105.0035 W.  zone 13, 499053E, 4268952N.  
Dry meadow in pinyon-juniper on ridgetop. Phenology: fruiting. 

Timothy W. Chumley, 4914.  7/22/1996. 		 
_________________________________________________________________________