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

Database Search Results

1396 matching records found (of 1396).
Search query: Genus begins with Zigadenus, Species begins with venenosus, (search polygon not defined)
Sorted by: Scientific Name

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1.  Zigadenus venenosus S. Watson 				Melanthiaceae

U.S.A., Montana, Ravalli County: Bitterroot Mountains: W of Stevensville along Forest Road 739 to Saint Marys Peak.
T9N R21W S36.  
Phenology: flowering. 

Larry Hufford, 371.  6/3/1990. 		RM 724670
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2.  Zigadenus venenosus S. Watson 				Melanthiaceae

U.S.A., Montana: Beaverhead National Forest.  Elev. 6700 ft.
T6S R11W S15.  
Sloping, northwest slope; shallow soil; with sage. Scattered; scarce. Phenology: flowering. 

Russell W. Beeson, 2.  6/28/1920. 		USFS 443232
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3.  Zigadenus venenosus S. Watson 				Melanthiaceae

U.S.A., Montana, Gallatin County: Bozeman.
Phenology: flowering & fruiting. 

E. J. Moore, s.n..  5/23/1899. 		RM 73977
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4.  Zigadenus venenosus S. Watson 				Melanthiaceae

U.S.A., Nebraska, Sheridan County: Metcalf Public Hunting Grounds, 13 mi N of Hay Springs.  Elev. 3300 ft.
south facing slopes in open ridges and Pinus ponderosa forest. Phenology: flowering. 

Elray S. Nixon, 20.  6/9/1964. 		RM 275533
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5.  Zigadenus venenosus S. Watson 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: Hutton Lake National Wildlife Refuge: ca 10 air mi SW of Laramie.  Elev. 7250 ft.
T14N R74W S20.  41 9.967' N, 105 42.797' W; WGS 84, , GPS reading.  
Greasewood/grassland uplands, near open water. White flowers. Phenology: flowering. 

Bethany Lewis, 138.  6/2/2007. 		RM 840775
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6.  Zigadenus venenosus S. Watson 				Melanthiaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: Cundall Ranch parcel; south end of transect ca 1.1 km due E of North Platte River, ca 2.9 km NW of Wendover Bend Ranch.  Elev. 1439 m.
508655E, 4687865N to 508760E, 4687760N; unknown, GPS reading.  
Rolling hills; mixed frass prairie with scattered silver sagebrush; silty loam; with Bouteloua gracilis, Artemisia cana, Plantago patagonica, Lepidium. Locally abundant; erect, bulbous, perennial herb; 4 dm tall, corolla cream to greenish. Phenology: flowering. 

Nancy E. Hastings, 36.  5/21/2007. 		RM 957991	Barcode: RM0213327
     with P. Block
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7.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: along Second Sand Creek ca 1 air mi W of Elk Mountain-Medicine Bow or County Road 3, ca 10 air mi SW of Medicine Bow; ca 8 air mi NE of Elk Mountain (town).  Elev. 6880-6980 ft.
T21N R79W S20 SE1/4.  41.7766 N, 106.3139 W.  
Ridge with bands of sandstone, soil, and siltstone. Phenology: flowering & fruiting. 

B. E. Nelson, 40185.  6/16/1997. 		RM 667052	Barcode: RM0153522
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8.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: hogback E of Bald Ridge between Sheep and Newmeyer creeks, ca 10.5-11 air mi SW of Clark; ca 21 air mi NW of Cody.  Elev. 5400-5700 ft.
T55N R103W S5.  44.7757 N, 109.2935 W.  
Slopes back of gypsum rim. Phenology: flowering. 

B. E. Nelson, 38231.  6/13/1996. 		RM 679868	Barcode: RM0035253
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9.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: ca 3 air mi WSW of Halfway Hill between First and Second Sand creeks, ca 8.8 air mi SW of Medicine Bow; ca 9.5 air mi NE of Elk Mountain (town).  Elev. 7050-7250 ft.
T21N R79W S8.  41.8057 N, 106.3139 W.  
Breaks and sandstone slopes below rim of ridge. Phenology: flowering & fruiting. 

B. E. Nelson, 40221.  6/16/1997. 		RM 667051	Barcode: RM0153523
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10.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Sheep Mountain 13-14 air mi SW of Cody (center).  Elev. 5600-6800 ft.
T52N R103W S17 S1/4; also NE1/4 S19.  44.479 N, 109.2648 W.  
Lower flanks to cut in limestone and plains on northwest corner of mountain. Phenology: flowering. 

Ronald L. Hartman, 54426.  6/9/1996. 		RM 679869	Barcode: RM0035256
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11.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Ronald L. Hartman, 54621.  6/12/1996. 		RM 679870	Barcode: RM0035255
     with B. E. Nelson
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12.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: southeast end of Rattlesnake Mountain.  Elev. 6800-7600 ft.
T52N R102W S6.  44.5079 N, 109.1639 W.  
Limestone outcrops and rocky slopes. Phenology: flowering. 

Ronald L. Hartman, 54886.  6/16/1996. 		RM 679871	Barcode: RM0035254
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13.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Sheep Mountain, north-central access from 1.2-1.4 air mi S of County Road 6FU on west branch of central drainage.  Elev. 6700-7200 ft.
T52N R104W S26 NE1/4.  44.4501 N, 109.3253 W.  
Open areas and rocky slopes, calcareous. Phenology: flowering & fruiting. 

Ronald L. Hartman, 55003.  7/10/1996. 		RM 679872	Barcode: RM0035259
     with David Rosenthal
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14.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: Bald Ridge above Clarks Fork Yellowstone River, ca 23 air mi NW of Cody.  Elev. 7200 ft.
T56N R104W S36.  44.78889 N, 109.33056 W; uncertainty 1 mi..  
Moist swale. Phenology: flowering. 

B. E. Nelson, 16626.  6/19/1989. 		RM 680961	Barcode: RM0035265
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15.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: slope above Reef Creek, ca 1.5 mi E of Cathedral Cliffs, ca 32 air mi NW of Cody.  Elev. 7700 ft.
T56N R105W S18.  44.83333 N, 109.55222 W; uncertainty 1 mi..  
Open slope with scattered limber pine and Douglas fir. Phenology: flowering. 

B. E. Nelson, 16714.  6/21/1989. 		RM 680960	Barcode: RM0035266
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16.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: just S of Lily Lake, ca 44 air mi NW of Cody.  Elev. 7800 ft.
T57N R106W S7.  44.93583 N, 109.71833 W; uncertainty 1 mi..  
Sagebrush grassland. Phenology: flowering. 

B. E. Nelson, 16759.  6/21/1989. 		USFS 905368	Barcode: RM0025067
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17.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: at the Reef just W of Lodgepole Creek, ca 1.8 air mi SW of Crandall Ranger Station, ca 36 air mi NW of Cody.  Elev. 7200-7300 ft.
T56N R106W S19; also S20.  44.81889 N, 109.67472 W; uncertainty 2 mi..  
Open grassy area. Phenology: flowering. 

B. E. Nelson, 16933.  6/26/1989. 		RM 680959	Barcode: RM0035267
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18.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 7000-7500 ft.
T52N R104W S6 E1/2.  44.5079 N, 109.406 W.  
Sagebrush slopes leading to meadows on north facing slopes. Phenology: flowering. 

David Rosenthal, 1101.  6/20/1997. 		RM 680966	Barcode: RM0035260
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19.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: unnamed meadow, slopes, and plateau, S of Chief Joseph Hwy ca 1 mi SE of Dead Indian Pass; Forest Road leading to Dry Creek Road.  Elev. 8350-8884 ft.
T55N R104W S28 E1/2; also NE1/4 in part S33.  44.7178 N, 109.3947 W.  
Spruce/fir forest to ridge with limestone outcrops. Phenology: flowering. 

David Rosenthal, 1211.  6/22/1997. 		RM 680965	Barcode: RM0035261
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20.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Dubois Recreation Area Overlook, ca 1/4 mi NE of Windriver Road on U.S. Hwy 26.  Elev. 7425-7525 ft.
T41N R107W S1 NE1/4.  43.5474 N, 109.6395 W.  
Sparsely vegetated, sandy soil with sagebrush on slopes. Phenology: flowering & fruiting. 

David Rosenthal, 1294.  6/24/1997. 		RM 680964	Barcode: RM0035262
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21.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Range: East Fork Big Game Winter Range, ca 3.5 air mi NNE of Dubois.  Elev. 7500-7600 ft.
T42N R106W S21 South1/2; also NE1/4 S28.  43.5906 N, 109.5798 W.  
Heavily grazed grassland with Artemisia in draws; some redbeds. Phenology: flowering & fruiting. 

David Rosenthal, 1388.  6/25/1997. 		RM 680963	Barcode: RM0035263
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22.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Northern Absaroka Wilderness: up Crandall Trail, ca 36 air mi WNW of Cody.  Elev. 7300-7800 ft.
T56N R107W S22 S1/2.  44.8191 N, 109.739 W.  
Spruce/fir forest with steep, open slopes and ridges. Phenology: fruiting. 

David Rosenthal, 2924.  7/22/1997. 		RM 680962	Barcode: RM0035264
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23.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: along Hanna-Leo or County Road 291, ca 20.5 air mi NNW of Hanna; ca 35 air mi NE of Rawlins.  Elev. 7480-7740 ft.
T25N R83W S14 W1/2.  42.1374 N, 106.7344 W.  
Moist draw and swale with limber pine. Phenology: fruiting. 

B. E. Nelson, 41082.  6/26/1997. 		RM 667050	Barcode: RM0153690
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24.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: pack trail up main drainage W of Signal Peak (across river from Laughing Pig Rock), ca 5 air mi E of town of Wapiti on U.S. Hwy 14, 16, & 20.  Elev. 6800-7200 ft.
T52N R105W S18 SE1/4.  44.4763 N, 109.5435 W.  
Forested slopes of pine and spruce, open ridges, and volcanics. Phenology: flowering. 

David Rosenthal, 729.  6/14/1997. 		RM 680915	Barcode: RM0035257
     with Cathy Binger
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25.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: footslope of unnamed peaks on north side of entrance to Sunlight Basin, ca 24 air mi NE of Cody.  Elev. 6800-8400 ft.
T55N R105W S2 NE1/4 SE1/4; also T56N R105W SW1/4 SW1/4 S35.  44.7757 N, 109.4757 W.  
Forested slopes with mostly Douglas fir and some pine and spruce; some meadows and rocky outcrops. Phenology: flowering. 

David Rosenthal, 947.  6/18/1997. 		RM 680914	Barcode: RM0035258
     with Cathy Binger
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26.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Mosaic of sagebrush-sedge-grassland. Phenology: flowering. 

B. E. Nelson, 56444.  6/9/2002. 		RM 
     with Peter Ebertowski
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27.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: N of Keyton Creek off Keyton Creek or Forest Road 937, ca 47 air mi WSW of Newcastle; ca 23 air mi NNE of Bill.  Elev. 4400-4480 ft.
T41N R68W S21 NE1/4.  43.516 N, 105.03 W; uncertainty 0.5 mi..  
Sagebrush-grassland. Phenology: flowering. 

B. E. Nelson, 56508.  6/9/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

28.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Lake Creek and area to the E, ca 14 air mi NE of Bill; ca 46 air mi NNE of Douglas.  Elev. 4440-4530 ft.
T39N R69W S1 South1/4.  43.3844 N, 105.0906 W; uncertainty 1 mi..  
Greasewood flats above the creek. Phenology: flowering & fruiting. 

B. E. Nelson, 56688.  6/11/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

29.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

B. E. Nelson, 56708.  6/11/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

30.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: on the divide between Cow Creek and head of Deer Creek W of Cow Creek Buttes, ca 12 air mi ENE of Bill; ca 40 air mi NNE of Douglas.  Elev. 4800-4860 ft.
T38N R68W S9 SE1/4.  43.2839 N, 105.0307 W; uncertainty 0.5 mi..  
Clay slopes with scattered sagebrush. Phenology: flowering. 

B. E. Nelson, 56776.  6/11/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

31.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: between Buffalo Creek Road and Alkali Draw along a tributary, ca 3 air mi NNW of Goose Butte, ca 8.5 air mi W of Upton.  Elev. 4510-4580 ft.
T48N R66W S32 NE1/4.  44.0902 N, 104.8118 W; uncertainty 0.5 mi..  
Sagebrush-grassland. Phenology: flowering. 

B. E. Nelson, 56833.  6/13/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

32.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Pine Ridge, ca 1 air mi W of Wyo Hwy 116, ca 4.5 air mi N of Upton.  Elev. 4490-4620 ft.
T48N R65W S12 N1/2.  44.1464 N, 104.6108 W; uncertainty 1 mi..  
Shaly sagebrush flats near bentonite quarries. Phenology: flowering. 

B. E. Nelson, 56848.  6/13/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

33.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Sixmile Basin off Forest Road 918, ca 8.5 air mi SSE of Osage; ca 9 air mi W of Newcastle.  Elev. 4000-4100 ft.
T45N R63W S23 E1/2.  43.8657 N, 104.3896 W; uncertainty 1 mi..  
Sagebrush-grassland slope. Phenology: flowering. 

B. E. Nelson, 56988.  6/13/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

34.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge at the heads of Short and Logan creeks, ca 4 air mi W to WSW of Soda Well; ca 24-25 air mi N of Gillette.  Elev. 4300-4520 ft.
T54N R71W S27 W1/2; also NW1/4 S34.  44.6292 N, 105.3798 W; uncertainty 1 mi..  
Idaho fescue meadow, scattered sagebrush, disturbed patches, and edge of ponderosa pine forest on scoria ridge. Phenology: flowering & fruiting. 

B. E. Nelson, 57179.  6/18/2002. 		RM 
_________________________________________________________________________

35.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

B. E. Nelson, 57266.  6/18/2002. 		RM 
_________________________________________________________________________

36.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: tributary of Mule Creek, 6.5 mi SE of Mule Creek Junction on U.S. Hwy 18, ca 36 air mi S of Newcastle; ca 42 air mi NNE of Lusk.  Elev. 4000-4100 ft.
T39N R61W S36 NE1/4.  43.3193 N, 104.1307 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Gently sloping grassland, soils somewhat clayey. Phenology: fruiting. 

Peter J. Ebertowski, 1015.  7/3/2002. 		RM 
_________________________________________________________________________

37.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Peter J. Ebertowski, 1195.  7/5/2002. 		RM 
_________________________________________________________________________

38.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

Peter J. Ebertowski, 141.  6/18/2002. 		RM 
_________________________________________________________________________

39.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 56751.  5/30/1997. 		RM 667049	Barcode: RM0153691
     with Amy J. Roderick
_________________________________________________________________________

40.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: prominent-rounded, conical hill to W and slope to E, 1 mi S of southeast end of Chalk Mountain along BLM Road 3129.  Elev. 7400-7600 ft.
T27N R81W S12 South1/2.  42.3252 N, 106.4813 W.  
Barren calcareous areas with cushion plants below, robust sagebrush on east slope, and sparse vegetation on west slope. Phenology: flowering. 

Ronald L. Hartman, 56782.  5/30/1997. 		RM 667048	Barcode: RM0153682
     with Amy J. Roderick
_________________________________________________________________________

41.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Peter J. Ebertowski, 230.  6/18/2002. 		RM 
     with B. E. Nelson
_________________________________________________________________________

42.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Cow Camp on Buck Creek, off of Forest Road 926, ca 25 air mi E of Wright; ca 41 air mi WSW of Newcastle.  Elev. 4400-4500 ft.
T44N R68W S27 E1/2.  43.7568 N, 105.0101 W; uncertainty 1 mi..  
Sagebrush and grassy draw. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 245.  6/20/2002. 		RM 
     with B. E. Nelson
_________________________________________________________________________

43.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Upper North Platte and Laramie River Drainages: Boot Heel, ca 7 air mi SW of Marshall.  Elev. 7200-7400 ft.
T26N R76W S16.  42.2241 N, 105.9556 W.  
Sandstone outcrops and sandy slopes. Phenology: flowering. 

Ronald L. Hartman, 56911.  6/5/1997. 		RM 667047	Barcode: RM0153683
     with Amy J. Roderick and B. A. Packer
_________________________________________________________________________

44.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Hay Creek and vicinity on Mush Creek or County Road 58, ca 27 air mi WSW of Newcastle; ca 21 air mi SSW of Upton.  Elev. 4270-4310 ft.
T44N R66W S12 South1/2.  43.7992 N, 104.7308 W; uncertainty 1 mi..  
Sagebrush/grassland. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 313.  6/20/2002. 		RM 
_________________________________________________________________________

45.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: ca 0.5 air mi N of Chalk Draw near Chalk Hills.  Elev. 7200 ft.
T27N R77W S5 W1/2.  42.3397 N, 106.0919 W.  
Sandstone and calcareous outcrops. Phenology: flowering. 

Ronald L. Hartman, 57054.  6/5/1997. 		RM 667046	Barcode: RM0153684
     with Amy J. Roderick and B. A. Packer
_________________________________________________________________________

46.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 381.  6/22/2002. 		RM 
_________________________________________________________________________

47.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of Alkali Creek, on Cheyenne River or County Road 54, ca 24 air mi SW of Newcastle; ca 40 air mi SSE of Upton.  Elev. 4000-4140 ft.
T41N R63W S9.  43.5443 N, 104.4316 W; uncertainty 1 mi..  
Sandy hill and ravine. Phenology: fruiting. 

Peter J. Ebertowski, 403.  6/22/2002. 		RM 
_________________________________________________________________________

48.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: ridge separating Bear Creek and Coal Draw, off Jenney Trail or County Road 34, ca 19.5 air mi WNW of Bill; ca 41 air mi NNW of Douglas.  Elev. 5080-5240 ft.
T39N R73W S28 NE1/4.  43.3208 N, 105.6288 W; uncertainty 0.5 mi..  
Mosaic of sagebrush and grassland. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 482.  6/24/2002. 		RM 
_________________________________________________________________________

49.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

Peter J. Ebertowski, 53.  6/16/2002. 		RM 
     with B. E. Nelson
_________________________________________________________________________

50.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: junction of Forest roads 942 and 944, S and above East Logan Draw, ca 26 air mi SSE of Wright; ca 12.5 air mi NNW of Bill.  Elev. 4880-4970 ft.
T40N R70W S31 SW1/4.  43.3988 N, 105.3103 W; uncertainty 0.5 mi..  
Sagebrush/grassland. Phenology: fruiting. 

Peter J. Ebertowski, 606.  6/24/2002. 		RM 
_________________________________________________________________________

51.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 658.  6/26/2002. 		RM 
_________________________________________________________________________

52.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 909.  6/30/2002. 		RM 
_________________________________________________________________________

53.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountain Ranch Road, ca 2-2.5 air mi NNE to NE of Lamont.  Elev. 6750-6950 ft.
T26N R89W S2 S1/4; also S11 and W1/2 S12.  42.253 N, 107.4353 W.  
Sagebrush flats and rocky ridge. Phenology: flowering & fruiting. 

Ronald L. Hartman, 57137.  6/9/1997. 		RM 667012	Barcode: RM0153643
     with Amy J. Roderick
_________________________________________________________________________

54.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Peter J. Ebertowski, 3776.  5/25/2003. 		RM 
_________________________________________________________________________

55.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Peter J. Ebertowski, 3819.  5/25/2003. 		RM 
_________________________________________________________________________

56.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: badlands immediately N of Coal Creek, on Wyo Hwy 59, ca 24 mi ENE of Gillette; ca 31 air mi NW of Moorcroft.  Elev. 3780-3820 ft.
T54N R70W S31 South1/2.  44.6145 N, 105.319 W.  
Sagebrush grassland with rocky outcrops. Phenology: flowering. 

Peter J. Ebertowski, 3955.  5/28/2003. 		RM 
_________________________________________________________________________

57.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: western edge of Duck Creek Breaks, immediately E of Duck Creek on two track road, ca 35 air mi NE of Gillette; ca 15 air mi NW of Oshoto.  Elev. 3840-4000 ft.
T55N R69W S20 NE1/4.  44.732 N, 105.1772 W.  
Hilly grassland with rocky and clayey bare patches and ravines with ponderosa pine and Rocky Mountain juniper. 

Peter J. Ebertowski, 3997.  5/28/2003. 		RM 
_________________________________________________________________________

58.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: badlands SW of Antelope Creek, on two-track road, ca 34 air mi NNE of Gillette; ca 37 air mi NNW of Moorcroft.  Elev. 3860-3980 ft.
T55N R70W S16.  44.7467 N, 105.2785 W.  
Mosaic of sagebrush grassland, grassland and clay balds. Phenology: flowering. 

Peter J. Ebertowski, 4106.  5/30/2003. 		RM 
_________________________________________________________________________

59.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: hills forming southwest portion of Archie Draw on Forest Road 962, ca 13 air mi ENE of Bill; ca 26 air mi NW of Lance Creek.  Elev. 4750-4850 ft.
T38N R68W S10 E1/2.  43.2839 N, 105.0107 W.  
Wyoming big sagebrush grassland intermixed with yucca. Phenology: flowering. 

Peter J. Ebertowski, 4140.  6/2/2003. 		RM 
_________________________________________________________________________

60.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge S and E of Patrick Creek and Thornton on County Road 32, ca 7 air mi NW of Upton; ca 13 air mi SE of Moorcroft.  Elev. 4340-4500 ft.
T48N R66W S12 SW1/4.  44.1464 N, 104.7314 W.  
Sagebrush grassland with rocky clay patches. Phenology: flowering. 

Peter J. Ebertowski, 4254.  6/4/2003. 		RM 
_________________________________________________________________________

61.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 4321.  6/4/2003. 		RM 
_________________________________________________________________________

62.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Peter J. Ebertowski, 4350.  6/6/2003. 		RM 
_________________________________________________________________________

63.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Whiskey Gap and E up hogback.  Elev. 7000-7600 ft.
T27N R89W S12 NE1/4; also T27N R88W NW1/4 S7.  42.3252 N, 107.4159 W.  
Sandstone and limestone south exposure and Douglas fir north exposure. Phenology: flowering & fruiting. 

Ronald L. Hartman, 57233.  6/9/1997. 		RM 667011	Barcode: RM0153644
     with Amy J. Roderick
_________________________________________________________________________

64.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge and ravines SE of and draining to Horse Creek, on two-track off Cheyenne River or County Road 54, ca 33 air mi SE of Wright; ca 37 air mi SW of Newcastle.  Elev. 4440-4520 ft.
T42N R67W S34 NW1/4.  43.5726 N, 104.8904 W.  
Grassland, Stipa comata and Carex filifolia abundant. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 4935.  6/16/2003. 		RM 
_________________________________________________________________________

65.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Watercourses between clay hills and creek. Phenology: fruiting. 

Peter J. Ebertowski, 5236.  6/20/2003. 		RM 
_________________________________________________________________________

66.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: ca 1 mi E of Beulah Bell Lake.  Elev. 5990-6110 ft.
T30N R86W S27 NW1/4.  42.5403 N, 107.1209 W.  
Sagebrush flats and slope. Phenology: fruiting. 

Ronald L. Hartman, 57361.  6/9/1997. 		RM 667010	Barcode: RM0153516
     with Amy J. Roderick
_________________________________________________________________________

67.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 57427.  6/11/1997. 		RM 667009	Barcode: RM0154531
     with Amy J. Roderick and Cherie Winner
_________________________________________________________________________

68.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: ca 15 air mi SE of junction of Wyo Hwy 487 and Wyo Hwy 220; ca 2 air mi SE of Twin Buttes.  Elev. 6750-6900 ft.
T29N R80W S2.  42.5112 N, 106.3935 W.  
Calcareous cap and upper slopes, sandy below. Phenology: flowering & fruiting. 

Ronald L. Hartman, 57496.  6/11/1997. 		RM 667008	Barcode: RM0154532
     with Amy J. Roderick
_________________________________________________________________________

69.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Upper North Platte and Laramie River Drainages: ca 3 air mi NE of north end of Wheatland Reservoir No. 3.  Elev. 7050 ft.
T23N R74W S36 NW1/4.  41.9221 N, 105.6543 W.  
Calcareous slope, common. Phenology: fruiting. 

Ronald L. Hartman, 58351.  6/25/1997. 		RM 667007	Barcode: RM0154533
     with Amy J. Roderick
_________________________________________________________________________

70.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: north-south ridge S of The Wall and W of Big Creek, ca 5-6 mi N of U.S. Hwy 14, 16, & 20.  Elev. 8000-8600 ft.
T53N R106W S27.  44.544 N, 109.6175 W; uncertainty 3 mi..  
Sagebrush-grassland communities. 

Erwin F. Evert, 10258.  6/22/1986. 		RM 725171	Barcode: RM0035238
_________________________________________________________________________

71.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ridge, 0.5 mi NW of Signal Peak, ca 1 mi N of U.S. Hwy 14, 16, & 20.  Elev. 7000 ft.
T52N R106W S18.  44.4763 N, 109.6643 W.  
Open, rocky areas with Artemisia, Haplopappus, and Koeleria. Phenology: flowering & fruiting. 

Erwin F. Evert, 9936.  6/13/1986. 		RM 725082	Barcode: RM0035237
_________________________________________________________________________

72.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: north-south trending ridge between Breteche and Slack creeks, ca 4 mi S of U.S. Hwy 14, 16, & 20.  Elev. 7000-7200 ft.
T51N R104W S5.  44.4211 N, 109.3858 W.  
In rocky, open sagebrush-grassland community. Phenology: flowering. 

Erwin F. Evert, 12044.  6/11/1987. 		RM 731003	Barcode: RM0035213
_________________________________________________________________________

73.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: top of Sheep Mountain, ca 3 mi S of U.S. Hwy 14, 16, & 20.  Elev. 7200-7700 ft.
T52N R104W S25.  44.4501 N, 109.3051 W.  
In meadows dominated by Festuca idahoensis, Leucopoa kingii, Astragalas miser var decumbens & Oxytropis campestris on substrate derived from volcanic rocks. Phenology: flowering & fruiting. 

Erwin F. Evert, 14170.  6/5/1988. 		RM 753557	Barcode: RM0035221
_________________________________________________________________________

74.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: top of Four Bear (Black) Mountain, ca 2.5 mi N of U.S. Hwy 14, 16, & 20.  Elev. 7200-7600 ft.
T52N R104W S5.  44.5079 N, 109.3858 W.  
Summit and north facing slopes below in Douglas fir woodland and rocky openings. Phenology: flowering & fruiting. 

Erwin F. Evert, 14431.  6/14/1988. 		RM 753363	Barcode: RM0035219
_________________________________________________________________________

75.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Trout Creek trail, ca 1/4 mi N of Gunnysack Creek and ca 4 mi N of U.S. Hwy 14, 16, & 20.  Elev. 7800 ft.
T53N R104W S31 NE1/4.  44.5295 N, 109.4352 W.  
Open, rocky, Douglas fir forest with a ground layer of Arnica cordifolia, Festuca idahoensis, and Leucopoa kingii. Phenology: flowering. 

Erwin F. Evert, 14692.  6/22/1988. 		RM 753146	Barcode: RM0035218
_________________________________________________________________________

76.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ridge W of Canyon Creek on Rattlesnake Mountain, ca 17 mi NW of Cody.  Elev. 8200-8400 ft.
T52N R104W S1; also S2.  44.5079 N, 109.3051 W.  
Meadows and rocky ridge-top on limestone substrates, prominent species included: Festuca altaica ssp. hallii, Festuca idahoensis, Avenochloa hookeri, and Oxytropis campestris var. gracilis. Phenology: flowering & fruiting. 

Erwin F. Evert, 14968.  6/27/1988. 		RM 751755	Barcode: RM0035217
_________________________________________________________________________

77.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: west side of Rattlesnake Mountain, ca 13 mi NW of Cody, just E of improved road (BLM).  Elev. 8700 ft.
T53N R103W S17.  44.573 N, 109.2935 W.  
Meadow and forest edge, prominent species included: Festuca altaica ssp. hallii, Festuca idahoensis, Oxytropis campestris var. gracilis, and Trifolium haydenii. Phenology: flowering. 

Erwin F. Evert, 15061.  6/28/1988. 		RM 752852	Barcode: RM0035220
_________________________________________________________________________

78.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  44.7889 N, 109.1082 W.  
Sagebrush-saltbrush-grassland. Phenology: flowering & fruiting. 

Erwin F. Evert, 18738.  6/10/1990. 		RM 618758	Barcode: RM0154539
_________________________________________________________________________

79.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: ca 1/2 mi E of Sage Creek Campground, ca 18 mi ESE of Bridger.  Elev. 5800 ft.
T7S R26E S20.  45.2109 N, 108.5501 W.  
Around springs on ridge with Juncus balticus, Iris missouriensis and Crepis runcinata. Phenology: flowering. 

Erwin F. Evert, 18998.  6/17/1990. 		RM 619286
_________________________________________________________________________

80.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: ridge ca 3 mi E of Wyo Hwy 120, ca 9 mi N of Meeteetse.  Elev. 5700 ft.
T50N R100W S22.  44.2918 N, 108.8637 W.  
Rocky ridge in sagebrush grassland and limber pine woodland mosaic with Pentstemon laricifolius, Cymopterus hendersonii, Carex filifolia and Stipa comata. Phenology: fruiting. 

Erwin F. Evert, 19222.  6/21/1990. 		RM 619448	Barcode: RM0154538
_________________________________________________________________________

81.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Henrys Lake Mountains: on Continental Divide, 1/4-1/2 mi N of Red Rocks Pass and Road, ca 25 mi WSW of West Yellowstone. Also Fremont Co, Idaho.  Elev. 7200-7500 ft.
T14S R2E S19 - MT; T15N R42W S29 - ID.  44.6008 N, 111.5283 W.  
Sagebrush-grassland with Artemisia tridentata var. vaseyana, Festuca idahoensis, Arnica fulgens and Potentilla diversifolia. Phenology: fruiting. 

Erwin F. Evert, 19426.  6/30/1990. 		RM 619698
_________________________________________________________________________

82.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: ca 2 mi S of McAtee Bridge (over the Madison River): ca 1 mi W of U.S. Highway 287, on both sides of fishing access road.  Elev. 5500 ft.
T9S R1W S12.  45.0658 N, 111.6691 W.  
Grassland-forbland dominated by Carex filifolia, Bouteloua gracilis, Phlox longifolia, Astragalus terminalis, and Poa secunda. Phenology: flowering. 

Erwin F. Evert, 20440.  6/9/1991. 		RM 738392
_________________________________________________________________________

83.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Bear Trap Canyon: along trail ca 2-3 mi S of trailhead along the east side of the Madison River.  Elev. 4600-4700 ft.
T3S R1E S27.  45.5452 N, 111.5884 W.  
Shrubland and narrow riparian area with Toxicodendron rydbergii, Symphoricarpos occidentalis, and Prunus virginiana. Phenology: flowering. 

Erwin F. Evert, 20599.  6/10/1991. 		RM 738459
_________________________________________________________________________

84.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: Sand Dunes Picnic Ground, ca 17 mi NW of Red Lodge.  Elev. 5500 ft.
T7S R17E S2.  45.2508 N, 109.5965 W.  
Meadow opening in lodgepole pine forest with Lupinus wyethii, Delphinium bicolor, Arnica sororia, and Koeleria macrantha. Phenology: flowering. 

Erwin F. Evert, 21185.  6/27/1991. 		RM 739447
_________________________________________________________________________

85.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: just W of Pine Grove Campground, ca 20 mi NW of Red Lodge.  Elev. 6200 ft.
T6S R17E S28.  45.4578 N, 109.5111 W.  
Grassland with Festuca idahoensis, Castilleja pallescens, Geum triflorum, and Cerastium arvense. Phenology: flowering. 

Erwin F. Evert, 21252.  6/28/1991. 		RM 739573
_________________________________________________________________________

86.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Trail Creek, ca 1 mi W of Tom Miner Campground.  Elev. 7700 ft.
T8S R5E S14.  45.1387 N, 111.0773 W.  
Douglas fir forest-meadow mosaic with Balsamorhiza sagittata, Zigadenus venenosus, Delphinium bicolor, and Lupinus sericeus. 

Erwin F. Evert, 21558.  7/8/1991. 		RM 739278
_________________________________________________________________________

87.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along incomplete trail to George Lake, above Cascade Creek, ca 14-15 mi S of Livingston.  Elev. 7000 ft.
T4S R10E S30.  45.4578 N, 110.5395 W.  
Dry, rocky openings above creek with Hackelia patens, Cymopterus nivalis, and Penstemon deustus. Phenology: flowering. 

Erwin F. Evert, 21722.  7/11/1991. 		RM 739117
_________________________________________________________________________

88.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Ca 1/4-1/2 mi S of Cliff Swallow fishing access site, ca 10 mi W of Absarokee.  Elev. 4700 ft.
T4S R17E S4.  45.5161 N, 109.6345 W.  
Sagebrush-grassland with Festuca idahoensis, Koeleria macrantha, Zigadenus venenosus, and Artemisia tridentata var. vaseyana. Phenology: flowering & fruiting. 

Erwin F. Evert, 22821.  6/12/1992. 		RM 754694
_________________________________________________________________________

89.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along jeep trail ca 1/4 mi S of Benbow Road (Forest Road 1414), ca 5 mi SSE of Nye.  Elev. 6000 ft.
T5S R16E S15.  45.3996 N, 109.7374 W.  
Meadow openings in forest with Geum triflorum, Zigadenus elegans, Balsamorhiza sagittata, and Lupinus wyethii. Phenology: flowering & fruiting. 

Erwin F. Evert, 22928.  6/12/1992. 		RM 753961
_________________________________________________________________________

90.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Ca 1/8 mi S of Emigrant along west side of dirt road.  Elev. 5040 ft.
T5S R8E S33.  45.3559 N, 110.7451 W.  
Grassland with a few scattered Juniperus scopulorum and with Stipa comatat, Carex filifolia, Bouteloua gracilis, and Zigadenus venenosus. Phenology: fruiting. 

Erwin F. Evert, 23034.  6/21/1992. 		RM 753856
_________________________________________________________________________

91.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along north side of Pine Creek and Forest Road 978, ca 20 mi SE of Bozeman.  Elev. 6200 ft.
T4S R8E S5 SW1/4.  45.5161 N, 110.7657 W.  
Clearcut in former Engelmann spruce-lodgepole pine forest with Castilleja miniata, Lupinus argenteus, and Carex geyeri. Phenology: flowering. 

Erwin F. Evert, 23099.  6/22/1992. 		RM 753817
_________________________________________________________________________

92.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Teton County: Big Hole Mountains: Targhee National Forest: Idaho Ridge, ca 1/4 mi S of Packsaddle Road (Forest Road 235); ca 12 mi WNW of Driggs.  Elev. 7100-7250 ft.
T5N R43E S24 SE1/4.  43.7417 N, 111.3211 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sagebrush-grassland with Purshia tridentata, Festuca idahoensis, and Danthonia californica. Phenology: fruiting. 

Erwin F. Evert, 23421.  7/7/1992. 		RM 754955
_________________________________________________________________________

93.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Just S of Jack Stone Creek on Jack Stone Creek Road ca 7 mi NW of Absarokee.  Elev. 4600 ft.
T3S R17E S13 SE1/4.  45.5743 N, 109.5725 W.  
Grassland on south side of creek with Cerastium arvense, Festuca idahoensis, and Castilleja sessiliflora. Accession number duplicated in the database; this specimen not verified. Phenology: flowering. 

Erwin F. Evert, 24630.  6/2/1993. 		RM 24630
_________________________________________________________________________

94.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: foothills ca 1/4-1/2 mi E of Bridger Creek ca 14 mi N of Nye.  Elev. 5000-5200 ft.
T3S R16E S4; also S5.  45.6034 N, 109.7576 W.  
Ridge and draw with open ponderosa pine forest and grassland with Pseudotsuga menziesii var. glauca, Leucopoa kingii, Festuca idahoensis, and Arenaria congesta var. lithophila. Accession number is duplicated in the database; this specimen not verified. Phenology: flowering. 

Erwin F. Evert, 24743.  6/3/1993. 		RM 612491
_________________________________________________________________________

95.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains foothills: ca 1/4 mi W of Forest Road 482 (Grouse Ridge/Sliderock Mountain Road), ca 5 air mi S of Interstate 90.  Elev. 5000-5200 ft.
T2S R15E S7; also S8.  45.6762 N, 109.9222 W.  
Sagebrush-grassland with scattered Douglas fir and ponderosa pine. Phenology: flowering. 

Erwin F. Evert, 24806.  6/4/1993. 		RM 612549
_________________________________________________________________________

96.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: along Boulder Road in foothills, ca 5 mi E of Livingston.  Elev. 5300 ft.
T2S R10E S23.  45.6471 N, 110.457 W.  
Grassland with Zigadenus venenosus, Carex stenophylla, Balsamorhiza incana, and Cerastium arvense. Phenology: flowering. 

Erwin F. Evert, 24899.  6/4/1993. 		RM 612008
_________________________________________________________________________

97.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: ridge ca 0.5 mi NW of Blue Creek Reservoir, ca 16 mi NNW of Ashton.  Elev. 6700 ft.
T11N R41E S34.  44.238 N, 111.6053 W.  
Shrubland with a few scattered juniper and Douglas fir, and with Ceanothus velutinus, Symphoricarpos albus, Purshia tridentata, and Penstemon deustus. 

Erwin F. Evert, 25044.  6/19/1993. 		RM 
_________________________________________________________________________

98.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: along south side of Milk Creek Road, ca 4 mi S of Idaho Hwy 33.  Elev. 6850 ft.
T6N R43E S25.  43.8179 N, 111.3296 W.  
Sagebrush-grassland with Viola vallicola, Microseris nutans, Phlox longifolia, and Wyethia amplexicaulis. 

Erwin F. Evert, 25206.  6/20/1993. 		RM 
_________________________________________________________________________

99.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: foothills and ridge ca 0.5 mi W of Enos Creek, ca 20 mi SSW of Meeteetse.  Elev. 6600 ft.
T46N R100W S26 NE1/4.  43.9246 N, 108.8225 W.  
Sagebrush-grassland with Festuca idahoensis, Leucopoa kingii, Antennaria rosea, Cerastium arvense, and with a few scattered Pinus flexilis and Juniperus scopulorum. Phenology: fruiting. 

Erwin F. Evert, 25418.  6/27/1993. 		RM 611714	Barcode: RM0035235
_________________________________________________________________________

100.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: south side of Sanford Draw, in foothills ca 0.5 mi N of Grass Creek, ca 28 mi SSW of Meeteetse.  Elev. 7200 ft.
T45N R101W S13 NE1/4.  43.8655 N, 108.9228 W.  
Meadow openings and Pinus flexilis woodland with Lupinus polyphyllus var. humicola, Iris missouriensis, Geum triflorum, and Carex vallicola. Phenology: flowering & fruiting. 

Erwin F. Evert, 25445.  6/28/1993. 		RM 611775	Barcode: RM0035234
_________________________________________________________________________

101.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along Meyers Creek, in foothills ca 10 mi NW of Nye just W of the county line.  Elev. 5900 ft.
T4S R14E S13 NE1/4.  45.4869 N, 109.9428 W.  
Meadow opening in Douglas fir-spruce forest with Festuca idahoensis, Antennaria anaphaloides, Geum triflorum, and Cerastium arvense. 

Erwin F. Evert, 25695.  7/8/1993. 		RM 
_________________________________________________________________________

102.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Erwin F. Evert, 26700.  6/5/1994. 		RM 780316
_________________________________________________________________________

103.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Ridgetop at head of South Fork Dry Creek and Rosetta Creek, ca 4 mi NE of Red Lodge.  Elev. 5500-5600 ft.
T7S R21E S18 S1/2.  45.221 N, 109.1824 W.  
Forb-grassland with Arnica fulgens, Balsamorhiza incana, Lupinus wyethii, and Zigadenus venenosus. 

Erwin F. Evert, 26741.  6/5/1994. 		RM 780274
_________________________________________________________________________

104.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Henry's Lake Mountains: Gallatin National Forest: along Sheep Creek, ca 1 1/2 mi S of the Madison River.  Elev. 6600-6800 ft.
T12S R2E S12.  44.8028 N, 111.4266 W.  
Openings in Douglas fir forest with Antennaria anaphaloides, Conimitella williamsii, Geum triflorum, and Fragaria vesca. Phenology: flowering. 

Erwin F. Evert, 27100.  6/15/1994. 		RM 780453
_________________________________________________________________________

105.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Valley: along west and east sides of U.S. Highway 287, ca 5 mi S of Cameron.  Elev. 5440 ft.
T8S R1W S24.  45.124 N, 111.6691 W.  
Disturbed grassland with Melilotus officinalis, Agropyron spicatum, Stipa comata, and Erigeron pumilis. Phenology: flowering & fruiting. 

Erwin F. Evert, 27289.  6/18/1994. 		RM 781463
_________________________________________________________________________

106.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Paradise Valley: Gallatin National Forest: former Yankee Jim Campground, ca 13 mi NW of Gardiner.  Elev. 5200 ft.
T7S R7E S33.  45.1823 N, 111.8679 W.  
Disturbed, rocky, open Douglas fir forest with Agropyron spicatum, Festuca idahoensis, Allium textile, and Lomatium triternatum. Phenology: flowering & fruiting. 

Erwin F. Evert, 29055.  6/15/1995. 		RM 782565	Barcode: RM0100985
_________________________________________________________________________

107.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 29200.  6/16/1995. 		RM 782681
_________________________________________________________________________

108.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: ridge just N of the confluence of Anderson Creek and Mill Creek, ca 17 mi SE of Emigrant.  Elev. 6500 ft.
T6S R10E S34.  45.2667 N, 110.4629 W.  
Opening in lodgepole pine forest with Phlox multiflora, Zigadenus venenosus, Microseris nutans, and Geum triflorum. Phenology: flowering. 

Erwin F. Evert, 29231.  6/17/1995. 		RM 782711	Barcode: RM0100978
_________________________________________________________________________

109.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Chimney Rock Gulch, 0.5 mi N of U.S. Hwy 26/287, ca 5 mi NW of Dubois.  Elev. 7300 ft.
T42N R107W S28.  43.5762 N, 109.6993 W.  
Saltbush-forbland with Atriplex gardneri, Allium textile, Lomatium foeniculaceum, Penstemon eriantherus, and Artemisia pedatifida. Phenology: flowering & fruiting. 

Erwin F. Evert, 29373.  6/23/1995. 		RM 782849	Barcode: RM0153619
_________________________________________________________________________

110.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: just E of Mason Draw, 3 mi NE Dubois.  Elev. 7400 ft.
T42N R106W S32.  43.5618 N, 109.5997 W.  
Saltbush steppe with Atriplex gardneri, Atriplex confertifolia, Phlox muscoides, and Carex filifolia. Phenology: flowering. 

Erwin F. Evert, 29423.  6/23/1995. 		RM 782892	Barcode: RM0035214
_________________________________________________________________________

111.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Southeastern Absarokas: Shoshone National Forest: along the southeast side of Horse Creek ca 1/3 mi NE of Horse Creek Campground, ca 10 mi N of Dubois.  Elev. 7850 ft.
T43N R106W S19.  43.6758 N, 109.62694 W.  
Sagebrush-grassland on calcareous substrate with Festuca idahoensis, Geum triflorum, Artemisia tridentata var. vaseyana, and some scattered limber pine and Douglas fir. Phenology: flowering. 

Erwin F. Evert, 29671.  6/25/1995. 		RM 783730	Barcode: RM0035212
_________________________________________________________________________

112.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: along West Bridger Creek, ca 15 mi SSE of Big Timber.  Elev. 5160 ft.
T2S R15E S34.  45.618 N, 109.8607 W.  
Meadow opening with Festuca idahoensis, Delphinium occidentale, Microsteris gracilis, and Arnica fulgens. 

Erwin F. Evert, 29847.  7/6/1995. 		 
_________________________________________________________________________

113.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: along East Boulder River, ca 4 mi ESE of East Boulder Campground, ca 24 mi S of Big Timber.  Elev. 6150 ft.
T4S R13E S2.  45.5161 N, 110.087 W.  
Meadow opening in lodgepole pine-Douglas fir forest with Trifolium repens, Polygonum bistortoides, and Lupinus sericeus. Phenology: buds. 

Erwin F. Evert, 30052.  7/8/1995. 		RM 783560	Barcode: RM0100971
_________________________________________________________________________

114.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Beartooth Mountains: Gallatin National Forest: Vernon Lake, ca 5 mi E of Cooke City.  Elev. 7900 ft.
T9S R15E S35.  45.006 N, 109.828 W.  
Rock outcroppings west of lake; mostly vernally moist shallow soil over granitic bedrock with Allium brandegei, Lewisia triphylla, Danthonia intermedia, and Mimulus breweri. Phenology: flowering. 

Erwin F. Evert, 30174.  7/17/1995. 		RM 782258
_________________________________________________________________________

115.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Sagebrush-grassland with Atriplex confertifolia, Sarcobatus vermiculatus, and Carex filifolia. Phenology: flowering & fruiting. 

Erwin F. Evert, 30727.  6/4/1996. 		RM 788732
_________________________________________________________________________

116.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Ridge ca 1/4 mi E of Montana Highway 78, 1 mi NE of Absarokee.  Elev. 4160 ft.
T3S R19E S31.  45.5306 N, 109.4288 W; uncertainty 1 mi..  
Disturbed sagebrush grassland with Allium textile, Agropyron spicatum, and Artemisia frigida. Phenology: flowering & fruiting. 

Erwin F. Evert, 30866.  6/5/1996. 		RM 788025
_________________________________________________________________________

117.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Gallatin County: Along East Gallatin River just N of the Burlington Northern tracks, 3 mi E of Bozeman.  Elev. 4900 ft.
T2S R6E S15.  45.6616 N, 110.9714 W; uncertainty 1 mi..  
Disturbed railroad right-of-way and cutbanks. Phenology: flowering & fruiting. 

Erwin F. Evert, 31081.  6/14/1996. 		RM 787046
_________________________________________________________________________

118.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Erwin F. Evert, 31199.  6/14/1996. 		RM 787180
_________________________________________________________________________

119.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Mountains foothills: Gallatin National Forest: 2 1/2 mi NE of Gardiner, 0-1/3 mi N of the Jardine Road.  Elev. 6350-6600 ft.
T9S R9E S18.  45.0513 N, 110.668 W; uncertainty 1 mi..  
Sagebrush-grassland on south facing slope with Artemisia nova, Agropyron spicatum, Koeleria macrantha, and Balsamorhiza sagittata. Phenology: flowering & fruiting. 

Erwin F. Evert, 31348.  6/21/1996. 		RM 787572
_________________________________________________________________________

120.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: Casey Lake, 3 mi NE of Gardiner.  Elev. 7180 ft.
T9S R9E S7.  45.0659 N, 110.668 W; uncertainty 1 mi..  
Mesic-dry meadow above lake with Geum triflorum, Zigadenus venenosus, Festuca idahoensis, and Clematis hirsutissima. Phenology: flowering & fruiting. 

Erwin F. Evert, 31454.  6/22/1996. 		RM 787316
_________________________________________________________________________

121.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: ridge 1/2 mi E of Hell Roaring Creek and 1/2 mi W of Montana Highway 191, 26 mi SW of Bozeman.  Elev. 5760 ft.
T4S R4E S33.  45.4433 N, 111.2387 W.  
Open Douglas fir forest and trail side with Festuca idahoensis, Physocarpus malvaceus, and Valeriana dioica var. sylvatica. Phenology: flowering & fruiting. 

Erwin F. Evert, 31803.  6/29/1996. 		RM 788375
_________________________________________________________________________

122.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along Bear Creek Trail, 1/2 to 1 mi E of Knox Lake (Castle), ca 13 mi NE of Gardiner.  Elev. 8000 ft.
T8S R9E S14.  45.1387 N, 110.5862 W.  
Spruce-fir and lodgepole pine forest with Vaccinium scoparium, Thalictrum occidentale, and vaccinium membranaceum. Phenology: flowering & fruiting. 

Erwin F. Evert, 32180.  7/19/1996. 		RM 788716
_________________________________________________________________________

123.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 32881.  6/11/1997. 		RM 818270	Barcode: RM0013778
_________________________________________________________________________

124.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ridge ca 1/3 mi N of the Middle Fork Owl Creek, ca 6 mi WNW of Anchor Reservoir; 40 mi WNW of Thermopolis.  Elev. 7100 ft.
T43N R101W S14.  43.6916 N, 108.9429 W; uncertainty 1 mi..  
Grassland with some Artemisia tridentata var. vaseyana, and with Koeleria macrantha and Carex filifolia as dominants. Phenology: flowering. 

Erwin F. Evert, 33123.  6/21/1997. 		RM 818530	Barcode: RM0020415
_________________________________________________________________________

125.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Erwin F. Evert, 33443.  6/28/1997. 		RM 818791	Barcode: RM0020086
_________________________________________________________________________

126.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Erwin F. Evert, 34827.  6/2/1998. 		RM 820217	Barcode: RM0023374
_________________________________________________________________________

127.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Bridger Mountains: along Birdseye Road in canyon 13 mi NE of Shoshoni.  Elev. 6100 ft.
T40N R94W S22.  43.4207 N, 108.1022 W; uncertainty 1 mi..  
Juniper woodland on limestone outcroppings with Heuchera parvifolia, Physocarpus monogynus, and Cymopterus terebinthinus. Phenology: flowering. 

Erwin F. Evert, 35158.  6/13/1998. 		RM 820325	Barcode: RM0022251
_________________________________________________________________________

128.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Yellowstone National Park: northwest side of Mt. Everts, 3 mi SE of Gardiner.  Elev. 7200 ft.
T9S R9E S31.  45.0077 N, 110.668 W; uncertainty 1 mi..  
Meadow openings in Douglas fir forest with Cerastium arvense, Geum triflorum, and Zigadenus venenosus var. gramineus. Phenology: flowering & fruiting. 

Erwin F. Evert, 35421.  7/1/1998. 		RM 820595	Barcode: RM0021500
_________________________________________________________________________

129.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: E of County Road 115 and Sevenmile Lake, ca 4.5 air mi N of Elk Mountain townsite; ca 10.7 air mi SE of Hanna.  Elev. 7335-7400 ft.
T21N R80W S32 E1/2.  41.7475 N, 106.4303 W.  
Rough breaks of various sagebrushes with reclaimed areas. Phenology: fruiting. 

Amy J. Roderick, 1097.  6/25/1997. 		RM 667061	Barcode: RM0153528
     with B. E. Nelson
_________________________________________________________________________

130.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: along East Fork Boulder Trail, ca 3 mi SE of Box Canyon Guard Station, 45 mi SW of Big Timber.  Elev. 7380 ft.
T7S R12E S3.  45.3392 N, 110.2171 W; uncertainty 1 mi..  
Meadow openings in spruce-fir forest with Festuca idahoensis, Erigeron peregrinus, and Penstemon procerus. Phenology: flowering & fruiting. 

Erwin F. Evert, 35725.  7/10/1998. 		RM 820855	Barcode: RM0023457
_________________________________________________________________________

131.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 36491.  6/4/1999. 		RM 822272	Barcode: RM0016127
_________________________________________________________________________

132.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Ridge just N of the Huntley Creek Road, 4 mi SW of Columbus.  Elev. 3900-4000 ft.
T2S R19E S36 NW1/4.  45.618 N, 109.326 W; uncertainty 1 mi..  
Grassland and open ponderosa pine forest on south-facing slope with Koeleria macrantha, Cerastium arvense, Pediomelum esculentum, and Zigadenus venenosus var. gramineus. Phenology: flowering. 

Erwin F. Evert, 36607.  6/5/1999. 		RM 822408	Barcode: RM0014388
_________________________________________________________________________

133.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 36645.  6/5/1999. 		RM 822424	Barcode: RM0013916
_________________________________________________________________________

134.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Mountains: Yellowstone National Park: Black Canyon of the Yellowstone, along the Yellowstone River between Crevice Lake and Knowles Falls.  Elev. 5600-5700 ft.
T9S R9E S35.  45.0077 N, 110.5862 W; uncertainty 1 mi..  
Douglas fir forest and openings with Zigadenus venenosus var. gamineus, Geum triflorum, and Collinsia parviflora. Phenology: flowering & fruiting. 

Erwin F. Evert, 36716.  6/11/1999. 		RM 822486	Barcode: RM0014495
_________________________________________________________________________

135.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Yellowstone Plateau: Yellowstone National Park: along the east side of Hellroaring Creek, ca 1 mi N of the Yellowstone River.  Elev. 6600 ft.
T58N R112W S31.  44.9649 N, 110.4506 W; uncertainty 1 mi..  
Sagebrush-grassland with Phlox longifolia, Festuca idahoensis, and Erigeron linearis. Phenology: flowering & fruiting. 

Erwin F. Evert, 36828.  6/20/1999. 		RM 822610	Barcode: RM0024324
_________________________________________________________________________

136.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Yellowstone National Park: along Slough Creek Trail, ca 3 mi NE of trailhead.  Elev. 6600 ft.
T57N R111W S4.  44.9504 N, 110.2877 W; uncertainty 1 mi..  
Meadow openings in coniferous forest with Melica spectabilis, Stipa richardsonii, Hedysarum sulphurescens, and Helianthella uniflora. Phenology: flowering. 

Erwin F. Evert, 37025.  7/10/1999. 		RM 822750	Barcode: RM0024315
_________________________________________________________________________

137.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Windy Hill on Riner Cutoff or BLM Road 3203, ca 23 air mi NE of Wamsutter; ca 18.5 air mi WNW of Rawlins.  Elev. 6850-7050 ft.
T22N R90W S32 SE1/4.  41 50' 50" N, 107 36' W.  
Steep banks of deep gully where snow drifts accumulate; with sagebrush and snowberry. Phenology: flowering & fruiting. 

B. E. Nelson, 31220.  6/7/1994. 		RM 673355	Barcode: RM0153636
     with Laura Welp
_________________________________________________________________________

138.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: base and slopes of sandstone rim by Separation Creek, ca 16.5 air mi SW of Rawlins; ca 14 air mi SE of Creston Junction.  Elev. 7100-7200 ft.
T19N R90W S12 E1/2.  41 38' 38" N, 107 28' 47" W.  
Narrow, shaded drainage with steep sloughing sides; sagebrush and tall graminoids dominant. Phenology: fruiting. 

Laura Welp, 1160.  6/23/1994. 		RM 673357	Barcode: RM0153634
_________________________________________________________________________

139.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: Harris Slough and vicinity near Sweetwater River, ca 11 air mi SE of Atlantic City; ca 10.5 air mi NE of Continental Peak.  Elev. 7220-7280 ft.
T28N R99W S23 NE1/4; also NW1/4 S24.  42.3856 N, 108.6039 W; uncertainty 1 mi..  
Side of slough and associated drainage on north-facing slope; grazed graminoids dominant, forbs diverse; moist, silty, rocky soil. Phenology: flowering. 

Laura Welp, 1804.  7/6/1994. 		RM 673356	Barcode: RM0153635
_________________________________________________________________________

140.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: north of Silver Creek, ca 14 air mi E of Atlantic City; ca 19 air mi NE of Continental Peak.  Elev. 7190-7300 ft.
T29N R97W S17 S1/2.  42.4889 N, 108.4692 W.  
Draws and depressions where moisture persists; dry sandy soil; dense, low sagebrush and snowberry dominant; forbs in shelter of shrubs. Phenology: flowering & fruiting. 

Laura Welp, 295.  6/13/1994. 		RM 673360	Barcode: RM0153631
_________________________________________________________________________

141.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: Dickie Spring and moist drainage, ca 4.5 air mi N of Oregon Buttes; ca 8 air mi WNW of Continental Peak.  Elev. 7660 ft.
T27N R101W S22.  42.3008 N, 108.8558 W.  
Moist edge of spring; dense grasses and Juncus dominant, forbs diverse; moist, peaty soil, sandy in some areas. Phenology: flowering. 

Laura Welp, 711.  6/18/1994. 		RM 673359	Barcode: RM0153632
_________________________________________________________________________

142.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: near West Cottonwood Creek, ca 6.5 air mi ENE of Crooks Peak; ca 12.5 air mi W of Three Forks.  Elev. 7020-7100 ft.
T28N R92W S12 SW1/4; also NW1/4 S13.  42.4131 N, 107.765 W.  
Bottom of drainage; dense graminoids dominant; moist, dark soil. Phenology: flowering & fruiting. 

Laura Welp, 824.  6/20/1994. 		RM 673358	Barcode: RM0153633
_________________________________________________________________________

143.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain, ca 7 air mi W of Muddy Gap.  Elev. 7000-7400 ft.
T28N R90W S32.  42.3547 N, 107.6097 W.  
Streamside, rocky slopes, and lodgepole pine covered slopes. Phenology: fruiting. 

Ronald L. Hartman, 46164.  6/21/1994. 		RM 673354	Barcode: RM0153637
_________________________________________________________________________

144.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: W of U.S. Hwy 287 ca 1.5 air mi NW of Ninemile Hill on the Continental Divide, ca 10 air mi NNW of Rawlins.  Elev. 7160-7432 ft.
T23N R88W S34.  41.9208 N, 107.3181 W.  
Stony sagebrush-grassland with Artemisia nova. Phenology: fruiting. 

B. E. Nelson, 35613.  6/26/1995. 		RM 674874	Barcode: RM0153651
_________________________________________________________________________

145.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: Stratton Rim on the southeast end of Green Mountain ca 4 air mi WSW of Whiskey Peak; ca 16.5 air mi SE of Jeffrey City; ca 5.5 air mi NW of Bairoil.  Elev. 8200-8700 ft.
T27N R91W S24 NW1/4.  42.2969 N, 107.6464 W.  
Stony toe ridge with sagebrush on the lee side of the rim. Phenology: flowering. 

B. E. Nelson, 35682.  6/27/1995. 		RM 674875	Barcode: RM0153650
_________________________________________________________________________

146.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Cheyenne Ridge, ca 9.5 air mi SE of Ferris; ca 6 air mi N of Wild Horse Mountain.  Elev. 7180-7340 ft.
T19N R92W S35.  41.5781 N, 107.7289 W.  
Partially vegetated west facing slope with grasses and scattered low sagebrush; sandy soil with sandstone outcrops. Phenology: flowering & fruiting. 

Laura Welp, 5570.  6/22/1995. 		RM 674876	Barcode: RM0153649
_________________________________________________________________________

147.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Cyclone Rim, ca 9.5 air mi NE of Bastard Butte; ca 4.5 air mi SW of Flattop Buttes.  Elev. 7140-7300 ft.
T26N R96W S13 W1/2; also E1/2 S14.  42.2267 N, 108.2261 W.  
Drainage on south facing slope of rim with sagebrush; fine soil with gravel. Phenology: flowering & fruiting. 

Laura Welp, 5850.  6/30/1995. 		RM 674877	Barcode: RM0153656
_________________________________________________________________________

148.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: rimtop ca 3 air mi NNE of Continental Peak; ca 11 air mi WSW of St. Marys Peak.  Elev. 7500-7720 ft.
T27N R99W S18 S1/2; also NW1/4 S19.  42.315 N, 108.6806 W.  
Partially vegetated west facing slope of wide draw on rim with rocky sandstone soil. Phenology: flowering & fruiting. 

Laura Welp, 5903.  7/1/1995. 		RM 674878	Barcode: RM0153655
_________________________________________________________________________

149.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: ca 8 air mi ENE of Continental Peak; ca 7 air mi SW of St. Marys Peak.  Elev. 7400-7640 ft.
T27N R98W S18.  42.3142 N, 108.5642 W.  
Steep south facing slope on rim; silty, rocky soil. Phenology: flowering & fruiting. 

Laura Welp, 5947.  7/1/1995. 		RM 674879	Barcode: RM0153654
_________________________________________________________________________

150.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: slopes of Continental Peak, ca 7 air mi E of Oregon Buttes; ca 11 air mi W of Circle Bar Lake.  Elev. 7640-7920 ft.
T27N R100W S29 S1/2; also S35; also W1/2 S36.  42.2864 N, 108.7778 W.  
Sagebrush swale on north facing slope of peak; rocky soil. Phenology: flowering & fruiting. 

Laura Welp, 6122.  7/7/1995. 		RM 674880	Barcode: RM0153653
_________________________________________________________________________

151.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Dilabaugh Buttes and Dilabaugh Spring, ca 6 air mi W of Schoettlin Mountain; ca 12 air mi E of Roundtop Mountain.  Elev. 6900-7300 ft.
T30N R98W S35 NE1/4; also NW1/4 S36.  42.5317 N, 108.5119 W.  
Moist spring at base of buttes with dense graminoids, willows, and aspen; organic soil. Phenology: flowering & fruiting. 

Laura Welp, 6406.  7/15/1995. 		RM 674881	Barcode: RM0153652
_________________________________________________________________________

152.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: ca 4 air mi W of Continental Peak; ca 5 air mi NE of Oregon Buttes.  Elev. 7572-7600 ft.
T27N R100W S29.  42.2864 N, 108.7778 W.  
Spring at base of slope; dense graminoids, organic soil. Phenology: flowering & fruiting. 

Laura Welp, 6979a.  7/31/1995. 		RM 674873	Barcode: RM0153519
_________________________________________________________________________

153.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Freezeout Mountains: ca 1 air mi from junction of Wyo Hwy 77 and Wyo Hwy 487, ca 22 air mi NW of Medicine Bow.  Elev. 6960 ft.
T26N R79W S35.  42.1807 N, 106.2672 W.  
Sagebrush grassland. Phenology: fruiting. 

Amy J. Roderick, 1495.  6/30/1997. 		RM 667060	Barcode: RM0153529
_________________________________________________________________________

154.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: South Fork Ditch Creek, ca 0.2-1 air mi upstream from Ditch Creek Road.  Elev. 7300-7450 ft.
T43N R114W S17; also S18.  43.6916 N, 110.5565 W; uncertainty 2 mi..  
Moist stream bottom. Phenology: flowering. 

Ronald L. Hartman, 51030.  6/22/1995. 		RM 655131	Barcode: RM0153699
     with Stuart Markow
_________________________________________________________________________

155.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Slide Lake, on the N side.  Elev. 7400-7800 ft.
T43N R114W S32.  
Steep slopes with outcrops of sandstone and limestone. Phenology: flowering & fruiting. 

Ronald L. Hartman, 51278.  6/26/1995. 		 
_________________________________________________________________________

156.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  Onion Gulch quad.  Elev. 7155 ft.
44.0035 N, 107.2015 W; GPS Reading.  
Growing on an open gently sloping west-facing ridgeline; associates include Artemisia tridentata, Juniperus scopulorum, Lupinus sp., Geum triflorum, and Delphinium nuttallianum. Phenology: flowering & fruiting. 

Paul B. Marcum, 2596.1.  6/17/2004. 		RM 785998	Barcode: RM0154498
     with Daniel T. Busemeyer, Mary Ann Feist, Loy R. Phillippe
_________________________________________________________________________

157.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper North Platte and Laramie River Drainages: E of Agate Flat or BLM Road 2404, ca 15.7 air mi NW of Three Forks Junction; ca 9 air mi NE of Jeffrey City.  Elev. 6300-6350 ft.
T29N R91W S12.  42.4966 N, 107.6714 W.  
Sagebrush grassland in sandy soil. Phenology: fruiting. 

Amy J. Roderick, 1532.  7/3/1997. 		RM 667059	Barcode: RM0153530
     with Pamela Foster
_________________________________________________________________________

158.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Middle Fork Sage Hen Creek S of Beaver Divide and W of Rattlesnake Hills, 21.2 road mi NE along Agate Flat or BLM Road 2404 from U.S. Hwy 287.  Elev. 7200-7250 ft.
T32N R89W S10.  42.7589 N, 107.4748 W.  
Riparian area along creek. Phenology: flowering & fruiting. 

Amy J. Roderick, 1611.  7/3/1997. 		RM 667058	Barcode: RM0153531
_________________________________________________________________________

159.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: just NNE of Potato Knob below Forest Road 214, ca 15 air mi SE of Council; ca 21 air mi E of Cambridge.  Elev. 5680-5800 ft.
T14N R2E S18 NE1/4.  44.5494 N, 116.2596 W.  
Low areas and drainage channels in semibarren volcanic field. Phenology: flowering & fruiting. 

B. E. Nelson, 50774.  7/16/2000. 		RM 
     with Joy Handley
_________________________________________________________________________

160.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Canyon: Vinegar Creek boat ramp to Huntz Gulch along Forest Road 103, ca 13 air mi N of Burgdorf; ca 11-14 air mi ENE of Riggins Hot Springs.  Elev. 1900-2100 ft.
T25N R4E S36 South 1/4; also South1/4 S35 and T25N R5E SE1/4 S31.  45.4648 N, 115.9114 W.  
North facing slope of river canyon dominated by Pinus ponderosa and Pseudotsuga menziesii. Phenology: flowering. 

Joy Handley, 3986.  5/21/2000. 		RM 
_________________________________________________________________________

161.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Weiser River Valley: along old U.S. Hwy 95 S of Fruitvale, ca 4.5-5.5 air mi N of Council; ca 14 air mi SSW of New Meadows.  Elev. 3000 ft.
T17N R1W S23; also S22.  44.7956 N, 116.4215 W.  
Roadside grass and shrubland. Phenology: flowering. 

Joy Handley, 4156.  5/23/2000. 		RM 
_________________________________________________________________________

162.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains: area around open pit mine between heads of 4th of July and Dennett creeks, ca 16 air mi NW of Midvale; ca 18 air mi W of Cambridge.  Elev. 5100-5700 ft.
T14N R6W S10 NE1/4; also NW1/4 S11.  44.5639 N, 117.049 W.  
Steep, mostly southwest-facing hillside dominated by Elymus spicatus and Lupinus. Phenology: flowering. 

Joy Handley, 4347.  5/27/2000. 		RM 
_________________________________________________________________________

163.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Buckwheat Flats Research Natural Area: along Sage Creek, ca 5 air mi SW of Midvale; ca 12 air mi SW of Cambridge.  Elev. 3000-3400 ft.
T13N R4W S20 E1/4.  44.4468 N, 116.8428 W.  
Steep canyon slopes dominated by Elymus spicatus and other grasses. Phenology: flowering & fruiting. 

Joy Handley, 4418.  7/28/2000. 		RM 
_________________________________________________________________________

164.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Hells Canyon-Seven Devils Scenic Area: along Forest Road 454 at Schoolmarm Gulch, ca 7 air mi N of Cuprum; ca 16 air mi NNE of Oxbow Dam.  Elev. 1800-2100 ft.
T21N R3W S4 W1/2.  45.1874 N, 116.7079 W.  
Roadside of steep canyon dominated by grasses and shrubs, especially Rhus. Phenology: flowering & fruiting. 

Joy Handley, 4651.  6/1/2000. 		RM 
_________________________________________________________________________

165.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains: along logging road off Forest Road 573 (Hill Creek Road); ca 10 air mi NW of Midvale; ca 11 air mi W of Cambridge.  Elev. 5250-5700 ft.
T14N R5W S14 SE1/4; N1/2 and also SW1/4 S13, SW1/4 S11; also SE1/4 S10.  44.5494 N, 116.9073 W.  
Open Pseudotsuga menziesii with xeric forbs and grasses. Phenology: flowering. 

Joy Handley, 4868.  6/4/2000. 		RM 
_________________________________________________________________________

166.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains: along logging road just E of Wash Pan Creek, ca 13 air mi NW of Cambridge; ca 23 air mi WSW of Council.  Elev. 5000-5300 ft.
T15N R5W S1 NW1/4; also NE1/4 S2 and T16N R5W SE1/4 S35.  44.6653 N, 116.887 W.  
Mixed conifer overstory with many areas of recent timber harvest. Phenology: flowering & fruiting. 

Joy Handley, 4994.  6/8/2000. 		RM 
_________________________________________________________________________

167.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Weiser River Valley: along Keith Creek Road just W of Shoe Peg Valley, ca 5.5 air mi NW of Midvale; ca 8 air mi SW of Cambridge.  Elev. 3100-3600 ft.
T14N R4W S28 South1/2; also SW1/4 S27.  44.5205 N, 116.8263 W.  
Open grass and shrub dominated rangeland. Phenology: fruiting. 

Joy Handley, 5074.  6/10/2000. 		RM 
_________________________________________________________________________

168.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains: along 4WD trail at the top of Neil Gulch, just N of Arrowhead Spring, ca 17 air mi NW of Cambridge; ca 19 air mi NW of Midvale.  Elev. 5000-5550 ft.
T16N R5W S31 E1/2; also NW1/4 S32.  44.6798 N, 116.9882 W.  
Pinus ponderosa plantation (approx. 25 yrs old) in mixed conifer forest. Phenology: flowering & fruiting. 

Joy Handley, 5300.  6/13/2000. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

169.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Long Valley: Ponderosa State Park: N of McCall, ca 10 air mi E of New Meadows.  Elev. 5000 ft.
T19N R3E S34; also S22, S27; also T18N R3E S3.  44.9554 N, 116.0758 W.  
Mixed conifer forest with open meadows and marshes. Phenology: flowering & fruiting. 

Joy Handley, 5452.  6/15/2000. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

170.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Salmon River Mountains: Bear Basin and along Forest Road 452, ca 4 air mi NW of McCall; ca 7 air mi ESE of New Meadows.  Elev. 5300-5400 ft.
T19N R3E S30; also N1/2 S31.  44.9554 N, 116.137 W.  
Roadside, moist, mixed conifer overstory. Phenology: flowering. 

Joy Handley, 5592.  6/17/2000. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

171.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Weiser River Valley: just NE of Granger Butte, ca 7 air mi S of Indian Valley; ca 15 air mi SE of Cambridge.  Elev. 3400 ft.
T13N R1W S14; also NE1/4 S23, NW1/4 S24; also SW1/4 S13.  44.4613 N, 116.4236 W.  
Grass and shrub rangeland. Phenology: flowering & fruiting. 

Joy Handley, 5650.  6/19/2000. 		RM 
_________________________________________________________________________

172.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Salmon River Mountains: west-facing slope of Meadows Hill, just N of Fish Lake, ca 5 air mi SE of New Meadows; ca 6 air mi W of McCall.  Elev. 4800-5200 ft.
T18N R2E S9 E1/2; also SE1/4 S4.  44.9119 N, 116.2185 W.  
West-facing grassy slope. Phenology: flowering & fruiting. 

Joy Handley, 5708.  6/20/2000. 		RM 
_________________________________________________________________________

173.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains: Cuddy Mountain, just S of East Brownlee Creek, ca 14 air mi NNE of Cambridge; ca 18 air mi W of Council.  Elev. 5700-6300 ft.
T16N R4W S2 NW1/4; NE1/4 S3 and T17N R4W SW1/4 S35.  44.7522 N, 116.7858 W.  
Overstory dominated by Pseudotsuga menziesii with patches of Populus tremuloides. Phenology: flowering. 

Joy Handley, 6007.  6/25/2000. 		RM 
     with Phillip G. Lawrence
_________________________________________________________________________

174.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains: Boundary Trail, just S of Grizzly Basin, ca 8 air mi N of Cambridge; ca 13 air mi W of Council. Also SE/14  Elev. 4000-4700 ft.
T16N R3W S27; S28.  44.6943 N, 116.6846 W.  
Mostly south-facing slopes along fence line with moist drainages. Phenology: flowering & fruiting. 

Joy Handley, 6093.  6/27/2000. 		RM 
     with Phillip G. Lawrence
_________________________________________________________________________

175.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper North Platte and Laramie River Drainages: Cranner Rock N of U.S. Hwy 287, ca 9.3 air mi NW of Three Forks Junction; ca 16.8 air mi ESE of Jeffrey City.  Elev. 6300 ft.
T29N R90W S25.  42.4529 N, 107.5534 W.  
Sandy area dominated by sagebrush at the base of granite rocks. Phenology: fruiting. 

Amy J. Roderick, 1668.  7/3/1997. 		RM 667057	Barcode: RM0153532
_________________________________________________________________________

176.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains Area: Forest Road 048 between Olive and Dry creeks, ca 11.5 air mi NW of Council; ca 18 air mi N of Cambridge.  Elev. 4400-4700 ft.
T17N R2W S7 NW1/4.  44.8242 N, 116.6239 W.  
Ridge and northwest-facing slope; basalt soil; Elymus spicatus/Festuca idahoensis with mixed shrubs and scattered Pinus ponderosa. Phenology: flowering & fruiting. 

Joy Handley, 1271.  7/1/1999. 		RM 
_________________________________________________________________________

177.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Smith Mountain just SW of lookout on Forest Road 073, ca 10 air mi NNE of Bear; ca 19 air mi NW of New Meadows.  Elev. 6800-7100 ft.
T21N R2W S29 N1/2 of SE1/4; SE1/4 of NE1/4 and .  45.1294 N, 116.6059 W.  
Rocky outcrops in open, subalpine meadow; with Festuca idahoensis and Artemisia tridentata. Phenology: flowering & fruiting. 

Joy Handley, 1801.  7/12/1999. 		RM 
_________________________________________________________________________

178.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Lorton Pass Gulch above Mill Creek Road and Blue Spring Creek, ca 10.5 air mi WNW of Cambridge; ca 13 air mi NW of Midvale.  Elev. 4400-4700 ft.
T15N R5W S24 NE1/4; also T15N R4W S19 NW1/4 of NW1/4; also S18 SW1/4 of SW1/4.  44.6215 N, 116.887 W.  
Riparian area of steep walled, rocky, ephemeral stream; basalt soil; dominated by Physocarpus malvaceus/Prunus emarginata in Artemisia tridentata/Purshia tridentata/Elymus spicatus grassland. Phenology: flowering. 

Joy Handley, 33.  6/8/1999. 		RM 
_________________________________________________________________________

179.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: above Fawn Creek, above Forest Road 123, ca 15 air mi WNW of New Meadows; ca 21 air mi NNW of Council.  Elev. 5300-5500 ft.
T19N R2W S4 NE1/4 of NE1/4; also NW1/4 of NW1/4 S3.  45.0134 N, 116.5855 W.  
Rocky basalt soil; grassland dominated by Elymus spicatus, Allium tolmiei var. persimile, also Balsamorhiza sagittata and Artemisia tripartita; south to southwest-facing slope, moderately steep. Phenology: flowering. 

Joy Handley, 465.  6/18/1999. 		RM 
_________________________________________________________________________

180.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: above Forest Road 180, near Fourbit Creek, ca 11 air mi SE of Indian Valley; ca 20 air mi SSE of Council.  Elev. 5350-5700 ft.
T13N R2E S8 NW1/4.  44.9989 N, 116.6059 W.  
Steep, mostly south-facing slope; rocky basalt soil, much of it moist from seeps; dominated by Artemisia ludoviciana, Lomatium, and Allium tolmiei var. persimile. Phenology: flowering. 

Joy Handley, 550.  6/19/1999. 		RM 
_________________________________________________________________________

181.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Middle Brownlee Creek Road, above Middle Brownlee Creek and below road, ca 14.5 air mi NW of Cambridge; ca 18.5 air mi NNW of Midvale.  Elev. 4000-4100 ft.
T16N R5W S23 SE1/4 of NE1/4.  44.7084 N, 116.9072 W.  
Bench and ridge; basalt, rocky soil; Artemisia tridentata/Purshia tridentata/Elymus spicatus with scattered Pinus ponderosa. Phenology: flowering & fruiting. 

Joy Handley, 92.  6/8/1999. 		RM 
_________________________________________________________________________

182.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: road to Blue Creek and mouth of Indian Creek along Snake River.  Elev. 1720-2120 ft.
T19N R4W S16; also NE1/4 of SE1/4 and SE1/4 of NE1/4 S17.  44.9844 N, 116.8302 W.  
Dry canyonland, dispersed powerline road, sumac/annual grass, rocky volcanic soil. Phenology: flowering & fruiting. 

Ronald L. Hartman, 64229.  6/1/1999. 		RM 
     with Joy Handley
_________________________________________________________________________

183.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: trail from Eagle Bar to Red Ledge Mine along Snake River, 18 air mi W of Pinehurst.  Elev. 1760-3240 ft.
T22N R3W S28 NE1/4; also W1/2 of NW1/4 S27 and W1/2 of S22.  45.2179 N, 116.7099 W.  
Rocky volcanic canyon land along river; Elymus spicatus and annual grasses with scattered shrubs. Phenology: flowering. 

Ronald L. Hartman, 64292.  6/2/1999. 		RM 
     with Joy Handley
_________________________________________________________________________

184.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Dennett Creek, 3-6 mi E of Snake River.  Elev. 2920-4600 ft.
T14N R6W S9; also SE1/4 of NE1/4 S8 and South1/2 S10.  44.5636 N, 117.0894 W.  
Sagebrush slopes, streamside, juniper and Douglas fir above on gravelly shale. Phenology: flowering & fruiting. 

Ronald L. Hartman, 64494.  6/5/1999. 		RM 
     with Joy Handley
_________________________________________________________________________

185.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: south side below Youngs Pass, ca 31 air mi N of Rawlins; ca 11 air mi SE of Three Forks Junction.  Elev. 7900 ft.
T26N R88W S1.  42.253 N, 107.2991 W.  
Limber pine and Douglas fir with red sandy soil and big sagebrush. Phenology: fruiting. 

Amy J. Roderick, 1716.  7/5/1997. 		RM 667056	Barcode: RM0153533
_________________________________________________________________________

186.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: ca 6 air mi E of Divide Peak.  Elev. 8850 ft.
T15N R86W S1; also S2, S11, S12.  41.3015 N, 107.0122 W; uncertainty 2 mi..  
Riparian habitat. Phenology: flowering. 

Nancy Kastning, 425.  6/30/1988. 		RM 571889	Barcode: RM0155927
     with Lee Huston & Sunny Kastning
_________________________________________________________________________

187.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Ranges: Sierra Madre: ca 14 air mi NNW of Bridger Peak.  Elev. 7900 ft.
T16N R87W S5; also S6, S7, S8, S9.  41.3885 N, 107.2023 W; uncertainty 3 mi..  
Shortgrass prairie on bench land high in calcium carbonate; on slopes. 

Ronald L. Hartman, 23641.  6/14/1988. 		RM 
     with Nancy Kastning
_________________________________________________________________________

188.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Dempsey Ridge Road, ca 5 air mi NW of Kemmerer.  Elev. 7200-7400 ft.
T22N R106W S20.  41.8678 N, 109.4553 W.  
Sagebrush slopes, rock outcrops, and windswept ridges. Phenology: flowering. 

Ronald L. Hartman, 45438.  5/26/1994. 		RM 608689	Barcode: RM0154483
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

189.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Schuster Basin, ca 14 air mi NW of Kemmerer.  Elev. 7400-7800 ft.
T23N R117W S31; also S32; T23N R118W E1/4 S36.  41 55' 55" N, 110 44' 16" W.  
Sagebrush slopes, steep calcareous outcrops on slumped slopes, and aspen woodlands. Phenology: flowering. 

Ronald L. Hartman, 45492.  5/26/1994. 		 
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

190.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Wheat Creek to Windy Gap and Oyster Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-8000 ft.
T23N R115W S7 SW1/4; also S18; T23N R116W SE1/4 S12.  41 59' 59" N, 110 30' 18" W.  
Sagebrush slopes, sandstone and limestone outcrops, cushion plant communities on ridge, wet draws, and stream margins. Phenology: flowering. 

Ronald L. Hartman, 45646.  5/28/1994. 		 
     with Tom Cramer
_________________________________________________________________________

191.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: badlands area ca 1 air mi N of Round Mountain; ca 11 air mi NE of Kemmerer.  Elev. 7000-7480 ft.
T22N R114W S7.  41.9006 N, 110.4019 W.  
Partially barren slopes with shrubs in ravines, cushion plant communities, and redbeds. Phenology: flowering. 

Ronald L. Hartman, 45712.  5/28/1994. 		RM 608686	Barcode: RM0154427
     with Tom Cramer
_________________________________________________________________________

192.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: ridge between Mill and Corral creeks, ca 7 air mi NNE of Cokeville; ca 32.5 air mi NW of Kemmerer.  Elev. 6720-6880 ft.
T25N R118W S6 South1/4.  42.1809 N, 110.9035 W.  
Sagebrush-grassland slopes. Phenology: flowering. 

B. E. Nelson, 35804.  6/29/1995. 		RM 644313	Barcode: RM0154431
_________________________________________________________________________

193.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Salt River Range: along Smiths Fork at and above the mouth of Hobble Creek, ca 20 air mi N of Cokeville; ca 44 air mi NNW of Kemmerer.  Elev. 6950-7400 ft.
T28N R118W S27 SW1/4; also E1/4 S28.  42.3841 N, 110.8496 W.  
Sagebrush slope on the lee side of the ridge. Phenology: flowering. 

B. E. Nelson, 35935.  6/30/1995. 		RM 644312	Barcode: RM0154432
_________________________________________________________________________

194.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 3 air mi N of Sage at Boulder Ridge.  Elev. 6300-6800 ft.
T22N R119W S29 SW1/4.  41.852 N, 110.9567 W.  
Rocky sagebrush hillside. Phenology: flowering. 

Thomas Cramer, 5419.  6/3/1995. 		RM 644314	Barcode: RM0154430
_________________________________________________________________________

195.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 5 air mi NNE of Crawford.  Elev. 7500-8500 ft.
T15S R91W S9; also S10.  38.7636 N, 107.5639 W.  
Pinyon-juniper and oak scrub. Phenology: flowering. 

Kevin J. Taylor, 622.  5/26/1997. 		 
_________________________________________________________________________

196.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 5 air mi NE of Crawford.  Elev. 8000-8500 ft.
T15S R91W S14 NW1/4; also NE1/4 S15.  38.7489 N, 107.5266 W.  
Oak shrubland with interspersed Peraphyllum and Amelanchier. Phenology: flowering & fruiting. 

Kevin J. Taylor, 767.  6/1/1997. 		 
_________________________________________________________________________

197.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Elephant Hill, west portion, ca 2.5 air mi ESE of Paonia.  Elev. 5820-6720 ft.
T14S R91W S10 NW1/4.  38.8516 N, 107.5453 W.  
Squaw-apple, serviceberry, mountain mahogany, and juniper zone below and sparsely vegetated shale slopes above with some pinyon-juniper. Phenology: flowering & fruiting. 

Ronald L. Hartman, 56269.  5/16/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

198.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Jumbo Mountain, ca 4 air mi ENE of Paonia.  Elev. 7300-7850 ft.
T13S R91W S26 SW1/4; also S27 SE1/4.  38.8956 N, 107.5266 W.  
Squaw-apple and serviceberry zone and pinyon-juniper slopes above with sandstone and shales. Phenology: flowering. 

Ronald L. Hartman, 56359.  5/17/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

199.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4.5-7 air mi E to ESE Hotchkiss.  Elev. 5600-6880 ft.
T14S R92W S36; also T14S R91W S31, W1/2 S32.  38.7929 N, 107.6198 W.  
Rolling hills with sagebrush and saltflats, ridges with some pinyon-juniper. Phenology: fruiting. 

Ronald L. Hartman, 56396.  5/17/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

200.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Needle Rock, south and east slopes to north side, rock face, ca 3.5 mi NE of Crawford.  Elev. 6900-7300 ft.
T15S R91W S27 N1/4.  38.7196 N, 107.5453 W.  
Boulder slopes and shrub zone where soil developed. Phenology: flowering. 

Ronald L. Hartman, 56529.  5/19/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

201.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Northern Gunnison Basin: ca 6 air mi SSE of Crawford.  Elev. 7300-7400 ft.
T51N R6W S33 South 1/4.  38.6413 N, 107.5473 W.  
Juniper woodland, severely disturbed. Phenology: flowering. 

Ronald L. Hartman, 56620.  5/20/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

202.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Ronald L. Hartman, 56664.  5/20/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

203.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4 air mi NW of Crawford.  Elev. 5450 ft.
T15S R92W S15 W1/2.  38.7489 N, 107.657 W.  
Sagebrush and saltbush meadow. Phenology: flowering. 

Kevin J. Taylor, 4923.  5/15/1998. 		 775823
_________________________________________________________________________

204.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Northern Gunnison Basin: along north edge of Gould Reservoir, ca 7 air mi SSE of Crawford.  Elev. 7050-7350 ft.
T50N R6W S7 SW1/4.  38.6122 N, 107.5842 W.  
Juniperus, pinyon pine, Amelanchier, and Symphoricarpos. Phenology: flowering. 

Kevin J. Taylor, 5028.  5/19/1998. 		 775822
_________________________________________________________________________

205.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Northern Gunnison Basin: slope north of Gould Reservoir, ca 6.5 air mi SSE of Crawford.  Elev. 7200-7500 ft.
T50N R6W S7 E1/2.  38.6122 N, 107.5842 W.  
Juniperus, pinyon pine, Amelanchier, and Symphoricarpos. Phenology: flowering. 

Kevin J. Taylor, 5044.  5/19/1998. 		 775821
_________________________________________________________________________

206.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Freezeout Mountains: west end of range S of Red Draw, ca 14 air mi NW of Medicine Bow townsite.  Elev. 7000 ft.
T24N R80W S12.  42.0676 N, 106.3527 W.  
Sagebrush/snowberry draw in sandy soil. Phenology: fruiting. 

Amy J. Roderick, 1880.  7/7/1997. 		RM 667055	Barcode: RM0153534
_________________________________________________________________________

207.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Spring Mountain: ca 6 air mi NNE of Dubois; south face of Spring Mountain, near spring.  Elev. 8165 ft.
T42N R106W S10.  
Grassland. Plot 93047   CW1/2, NE, SW Phenology: flowering. 

C. Lynn Kinter, 1216.  6/24/1995. 		 728765	Barcode: RM0035227
     with Eric Inberg
_________________________________________________________________________

208.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Dennison Mountain exclosure: ca 9 air mi NE of Dubois; inside elk exclosure.  Elev. 8040 ft.
T42N R105W S17.  
Grassland. Plot 94001   NW, NW, SW Phenology: flowering & fruiting. 

C. Lynn Kinter, 235.  6/7/1994. 		RM 728762	Barcode: RM0035236
     with Susanne Neumiller
_________________________________________________________________________

209.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Wind River Badlands, Mason Draw: ca 1.5 air mi NE of Dubois.  Elev. 7160 ft.
T41N R106W S5.  
Plot spans a gully at the bottom of a steep draw in sagebrush. Plot 94009   SE, NE, C Phenology: buds. 

C. Lynn Kinter, 2442.  5/17/1997. 		 728766	Barcode: RM0035226
     with John Tamsen
_________________________________________________________________________

210.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Mason Draw grassland: ca 2 air mi NE of Dubois; old 2-track, which is the beginning of a nature trail; at fence corner, and just before trail leaves 2-track, go left (N) ca 50yds.  Elev. 7330 ft.
T41N R106W S5.  
Grassland. Plot 94008   NE, NE, NW Phenology: flowering. 

C. Lynn Kinter, 2472.  6/7/1997. 		 728767	Barcode: RM0035225
     with John Tamsen
_________________________________________________________________________

211.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: bench above Tappan Creek: ca 2.3 mi N of Dubois; E of 2-track that runs up through draw.  Elev. 7370 ft.
T42N R107W S25.  43.57533 N, 109.6446 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sagebrush. Plot 94012   SW, NW, NE Phenology: fruiting. 

C. Lynn Kinter, 2585.  7/3/1997. 		 728768	Barcode: RM0035224
_________________________________________________________________________

212.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Mason Draw grassland: ca 2 air mi NE of Dubois; old 2-track, which is the beginning of a nature trail; at fence corner, and just before trail leaves 2-track, go left (N) ca 50yds.  Elev. 7330 ft.
T41N R106W S5.  43.54986 N, 109.60574 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Grassland. Plot 94008   NE, NE, NW Phenology: flowering & fruiting. 

C. Lynn Kinter, 350.  6/15/1994. 		 728763	Barcode: RM0035223
     with Susanne Neumiller
_________________________________________________________________________

213.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: bench above Tappan Creek, ca 2.3 mi N of Dubois; E of 2-track that runs up through draw.  Elev. 7370 ft.
T42N R107W S25.  
Sagebrush. Plot 94012   SW, NW, NE Phenology: fruiting. 

C. Lynn Kinter, 431.  6/23/1994. 		 728764	Barcode: RM0035222
     with Chris Queen
_________________________________________________________________________

214.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 18 air mi WSW of Meeteetse, West Fork Timber Creek, ca 1 mi W of the Timber Creek Ranger Station.  Elev. 7500-7900 ft.
T47N R103W S15; also S10.  44.0428 N, 109.2035 W.  
Meadows with scattered Potentilla fruticosa; dry areas. 

Robert S. Kirkpatrick, 3560.  7/5/1984. 		RM 560031	Barcode: RM0035206
_________________________________________________________________________

215.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Clay flats below the breaks. Phenology: flowering. 

B. E. Nelson, 60541.  5/14/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

216.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: along South Branch Blacktail Creek, ca 10.5 mi ESE of Oelrichs.  Elev. 3100-3160 ft.
T10S R9E S27 SE1/4.  43.1452 N, 103.0362 W; GPS Reading.  
Grassy slopes. Phenology: flowering. 

B. E. Nelson, 60575.  5/14/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

217.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Grassy slopes and stony top of small buttes. Phenology: flowering. 

B. E. Nelson, 60632.  5/14/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

218.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: Carlsen Butte, ca 8.5-9 air mi N of Crawford.  Elev. 3580-3675 ft.
T33N R52S S25 E1/2; also SE1/4 S24.  42.8074 N, 103.3867 W to 42.8147 N, 103.3873 W; GPS Reading.  
Grasslands with some badlands on the slopes and draws. Phenology: flowering. 

B. E. Nelson, 60662.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

219.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 grassy slopes. Phenology: flowering. 

B. E. Nelson, 60680.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

220.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Mosiac of grassland, badlands, rocky slopes of clay, and drainage bottoms. Phenology: flowering. 

B. E. Nelson, 60722.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

221.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: off Toadstool Road just N of Sand Creek, ca 8.5 air mi NNE of Crawford.  Elev. 3650 ft.
T33N R52W S33 NW1/4 of NW1/4; also SW1/4 of SW1/4 S28.  42.7987 N, 103.4634 W to 42.8008 N, 103.4614 W; GPS Reading.  
Silty clay flats in badlands. Phenology: flowering. 

B. E. Nelson, 60765.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

222.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: near the head of Mule Creek, ca 5.5 air mi E of Ardmore; ca 19 air mi SW of Oelrichs.  Elev. 3600-3770 ft.
T12S R5E S8 NE1/4.  43.0335 N, 103.5396 W to 43.0346 N, 103.5438 W; GPS Reading.  
Stony clay grassland slopes. Phenology: flowering & fruiting. 

B. E. Nelson, 61032.  5/24/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

223.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4-5 air mi SSE of Scenic on Forest Road 7172 on Big Hollow Creek.  Elev. 2780-2900 ft.
T4S R13E S1; also T4S R13E S12.  43 43.82' N, 102 30.71' W to 43 42.47' N, 102 30.61' W; GPS Reading.  
On sideslopes of creek and grassy upslopes near creek. Phenology: fruiting. 

Grace M. Kostel, 1041.  6/1/2004. 		RM 
_________________________________________________________________________

224.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 2-2.5 mi E of Interior and 0.5 mi S of Badlands National Park Headquarters.  Elev. 2300 ft.
T4S R18E S1 W1/2.  43 42.47' N, 101 54.51' W; GPS Reading.  
Typical badlands topography and landscape, on sand and clay soils. Phenology: fruiting. 

Grace M. Kostel, 1100.  6/1/2004. 		RM 
_________________________________________________________________________

225.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 9 mi W of Kadoka.  Elev. 2700 ft.
T3S R20E S12.  43.8012 N, 101.6687 W; GPS Reading.  
Typical badlands topography, area is cut by meandering ephemeral streams and areas of grass; soils are heavy, white clay. Phenology: fruiting. 

Grace M. Kostel, 1165.  6/1/2004. 		RM 
_________________________________________________________________________

226.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4.5-5 air mi SE of Wall, 2-2.5 mi S of I-90, channel draining into Whitewater Creek..  Elev. 2650-2750 ft.
T1S R16E S27 E1/2.  43 55.73' N, 102 11.09' W; GPS Reading.  
On badlands in deep channel draining into creek; soils of white, heavy clays. Phenology: flowering. 

Grace M. Kostel, 1252.  6/2/2004. 		RM 
_________________________________________________________________________

227.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 1402.  6/4/2004. 		RM 
_________________________________________________________________________

228.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 18-18.5 air mi NW of Crawford and 0.5 mi N of Orella Road, Whitehead Creek.  Elev. 3300 ft.
T34N R54W S35 N1/2.  42 52.31' N, 103 38.87' W; GPS Reading.  
West side drainage of creek. Phenology: flowering. 

Grace M. Kostel, 1832.  6/8/2004. 		RM 
_________________________________________________________________________

229.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 1905.  6/11/2004. 		RM 
_________________________________________________________________________

230.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: 10 air mi NW of Edgemont.  Elev. 3800 ft.
T8S R1E S14 W1/2.  43 20' 8" N, 103 56' 15" W; GPS Reading.  
North northeast-face of butte; soil is sand and silty clay; selenium may be present due to presence of Stanleya pinnata plants. Phenology: flowering. 

Grace M. Kostel, 204.  5/12/2004. 		RM 
_________________________________________________________________________

231.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 30-31 air mi NW of Crawford and 0.5 mi N of Indian Creek Road.  Elev. 3850-3900 ft.
T34N R56W S34 SW1/4.  42 57.44' N, 103 53.98' W; GPS Reading.  
On buttes of gravel and rock. Phenology: fruiting. 

Grace M. Kostel, 2113.  6/14/2004. 		RM 
_________________________________________________________________________

232.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 2200.  6/14/2004. 		RM 
_________________________________________________________________________

233.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 2213.  6/14/2004. 		RM 
_________________________________________________________________________

234.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 3.5 air mi ESE of Wall and 0.5 mi S of U.S. Hwy 14 on Cottonwood Creek.  Elev. 2650 ft.
T1S R16E S2 South1/2.  43 58.93' N, 102 9.87' W; GPS Reading.  
In Pascopyrum smithii/Nassellus viridula plant community and grass upland on north side of creek in silty soil. Phenology: fruiting. 

Grace M. Kostel, 2529.  6/22/2004. 		RM 
_________________________________________________________________________

235.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 16.5-17 air mi SSE of Hermosa and 13 air mi ESE of Fairburn.  Elev. 3050 ft.
T4S R10E S29 NE1/4.  43 40.37' N, 102 57.23' W; GPS Reading.  
On flat mesa top in a prairie dog town. Phenology: fruiting. 

Grace M. Kostel, 2632.  6/26/2004. 		RM 
_________________________________________________________________________

236.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: 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.  42.6337 N, 103.0302 W to 43.6419 N, 103.0353 W; GPS Reading.  
Mesa slopes. Phenology: flowering. 

Grace M. Kostel, 316.  5/19/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

237.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 3736.  7/15/2004. 		RM 
_________________________________________________________________________

238.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 427.  5/19/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

239.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: S of U.S. Hwy 18, ca 5 air mi WSW of Edgemont.  Elev. 3500 ft.
T9S R1E S12 E1/2.  43.2895 N, 103.9596 W to 43.2842 N, 103.9604 W; GPS Reading.  
Sides of draws in  Artemisia tridentata shrubland and grassland. Phenology: flowering. 

Grace M. Kostel, 436.  5/21/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

240.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 15.5-16 air mi SSE of Hermosa along French Creek.  Elev. 3050 ft.
T5S R9E S9 NE1/4.  43.6377 N, 103.0302 W; GPS Reading.  
Creek banks with moist clay and silt soils. Phenology: flowering. 

Grace M. Kostel, 4745.  10/13/2003. 		RM 
_________________________________________________________________________

241.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Draw. Phenology: flowering. 

Grace M. Kostel, 511.  5/21/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

242.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 54.  4/30/2004. 		RM 
_________________________________________________________________________

243.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: on Forest Road 7009, 16 air mi W of Ardmore and 10 air mi SW of Edgemont.  Elev. 3800-3970 ft.
T12S R1E S25 SW1/4.  43.0331 N, 103.9701 W to 43.0361 N, 103.9684 W; GPS Reading.  
Draw bottom and around drainage. Phenology: flowering. 

Grace M. Kostel, 594.  5/25/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

244.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 23 air mi SW of Edgemont.  Elev. 3550 ft.
T12S R1E S17 W1/2.  43.009 N, 104.0322 W to 43.0103 N, 104.0283 W; GPS Reading.  
Up butte and across ridge, gravelly soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 631.  5/25/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

245.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SW of Edgemont at junction of Forest roads 7009 and 7011.  Elev. 3550 ft.
T11S R1E S19 SE1/4.  43.0764 N, 104.0411 W; GPS Reading.  
On shale sideslope grading into silt. Phenology: flowering. 

Grace M. Kostel, 652.  5/25/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

246.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 9 - 9.5 air mi WSW of Edgemont and 1.5 mi W of County Road 8.  Elev. 3950-4000 ft.
T9S R1E S9.  43 16' 58" N, 104 0' 24" W; GPS Reading.  
Draw sides and slopes. Phenology: flowering. 

Grace M. Kostel, 687.  5/28/2004. 		RM 
_________________________________________________________________________

247.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi WNW of Edgemont and 2.5 air mi N of U.S. Hwy 18 in side drainage of Moss Agate Creek.  Elev. 3700-3800 ft.
T8S R1E S15 SW1/4.  43 20.5' N, 104 1.16' W; GPS Reading.  
Top of slope. Phenology: flowering & fruiting. 

Grace M. Kostel, 794.  5/28/2004. 		RM 
_________________________________________________________________________

248.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 32 air mi NW of Crawford and 2 mi W of Edgemont Road on Forest Road 930.  Elev. 3900 ft.
T35N R56W S27.  42.9868 N, 103.906 W; GPS Reading.  
On ridge W of draw; gravel and rock soils. Phenology: fruiting. 

Grace M. Kostel, 818.  5/29/2004. 		RM 
_________________________________________________________________________

249.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 5.5 mi SE of Limestone Butte and 9.5 mi E of Oelrichs.  Elev. 2100 ft.
T10S R8E S34 W1/2.  43 8' 14" N, 103 8' 6" W; GPS Reading.  
Badland washout with white clay soil at the top of draw and a clay-silt mix at draw bottom. Phenology: flowering. 

Grace M. Kostel, 86.  5/4/2004. 		RM 
_________________________________________________________________________

250.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 

Grace M. Kostel, 885.  5/29/2004. 		RM 
_________________________________________________________________________

251.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 21-22 air mi NNW of Crawford and 1-2 mi E of Hat Creek Road on Forest Road 925.  Elev. 3650-3700 ft.
T34N R54W S11 N1/2; also W1/4 S3.  42.938 N, 103.649 W to 42.948 N, 103.665 W; GPS Reading.  
In prairie dog town with soil ranging from sand, silt to clay. Phenology: flowering. 

Grace M. Kostel, 941.  5/30/2004. 		RM 
_________________________________________________________________________

252.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 16 air mi SSE of Wall, at roadside ditch of County Road C509.  Elev. 2500 ft.
T3S R16E S28 E1/2; also S27.  43 45.656' N, 102 11.964' W; GPS Reading.  
Soils are gravel and clay loam. Phenology: flowering. 

Grace M. Kostel, 4968.  5/27/2005. 		RM 
_________________________________________________________________________

253.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SE of Scenic.  Elev. 2880 ft.
T4S R14E S5 SE1/4.  43 43.328' N, 102 27.933' W; GPS Reading.  
On north facing slope of mesa, soils are sand and gravelly loam. Phenology: flowering. 

Grace M. Kostel, 5026.  5/27/2005. 		RM 
_________________________________________________________________________

254.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 11 air mi SE of Scenic.  Elev. 2900 ft.
T4S R14E S17 SW1/4.  43 41.52' N, 102 28.24' W; GPS Reading.  
In badlands area, revegetated and stable, soils are clay and clay loam. Phenology: flowering. 

Grace M. Kostel, 5067.  5/27/2005. 		RM 
_________________________________________________________________________

255.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 13 air mi SW of Wall and 3/4 mi E of Sage Creek Road in Bear Creek.  Elev. 2924 ft.
T3S R13E S12 SE1/4.  43 47.71' N, 102 30.5' W; GPS Reading.  
Deep white-clay drainage. Phenology: flowering & fruiting. 

Grace M. Kostel, 5090.  5/28/2005. 		RM 
_________________________________________________________________________

256.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 2-2.5 air mi SSW of Wall and 1/4 mi W of SD Hwy 240.  Elev. 2850-2900 ft.
T1S R16E S18 SE1/4.  43 57.099' N, 102 14.497' W; GPS Reading.  
In a Hesperostipa comata plant community on a rocky upland and nearby butte. Phenology: flowering. 

Grace M. Kostel, 5175.  5/30/2005. 		RM 
_________________________________________________________________________

257.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 1 air mi SSE of Wall and adjacent to the Badlands National Park boundary line fence.  Elev. 3000-3050 ft.
T2S R16E S8 N1/2.  43 53.23' N, 102 13.81' W; GPS Reading.  
Badlands cliffs; upland soils are of clay loam with cliff edges eroding into clay layers. Phenology: flowering. 

Grace M. Kostel, 5218.  5/30/2005. 		RM 
_________________________________________________________________________

258.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8.5-9 air mi SSE of Wall in Conata Basin.  Elev. 2580 ft.
T3S R16E S3 South1/2.  43 48.59' N, 102 11.32' W; GPS Reading.  
Badlands floodplain of deep white clay soil. Phenology: flowering. 

Grace M. Kostel, 5262.  5/30/2005. 		RM 
_________________________________________________________________________

259.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 5358.  6/1/2005. 		RM 
_________________________________________________________________________

260.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 6.5 air mi WSW of Scenic.  Elev. 2689 ft.
T3S R12E S28 NE1/4.  43 45.51' N, 102 40.83' W; GPS Reading.  
On slopes scattered with Juniperus scopulorum in a Nasellus viridula plant community of silty clay soils. Phenology: flowering. 

Grace M. Kostel, 5395.  6/1/2005. 		RM 
_________________________________________________________________________

261.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SSE of Scenic and due E of County Road C589.  Elev. 2834 ft.
T8S R13E S14 SE1/4.  43 41.56' N, 102 31.38' W; GPS Reading.  
In deep drainage of heavy white clay soil and near uplands of Hesperastipa comata grass plant community. Phenology: fruiting. 

Grace M. Kostel, 5426.  6/1/2005. 		RM 
_________________________________________________________________________

262.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12 air mi ESE of Ardmore, South Dakota and 1/2 mi due S of South Dakota.  Elev. 3784 ft.
T35N R53W S23 NW1/4.  42 59.967' N, 103 32.568' W; GPS Reading.  
In Nassellus viridula plant community on gentle rolling uplands of silt soil. Phenology: flowering. 

Grace M. Kostel, 5513.  6/6/2005. 		RM 
_________________________________________________________________________

263.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 9 air mi SE of Ardmore, South Dakota and ca 1-1.5 air mi due S of South Dakota.  Elev. 3796 ft.
T35N R53W S21 N1/2.  42 59.57' N, 103 34.37' W; GPS Reading.  
In Nassellus viridula plant community on gentle rolling uplands of silt soil. Phenology: flowering. 

Grace M. Kostel, 5532.  6/6/2005. 		RM 
_________________________________________________________________________

264.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 18 air mi SE of Ardmore, South Dakota and at southeast corner of junction of Neb Hwy 71 and Forest Road 909.  Elev. 3866 ft.
T34N R53W S1 NE1/4; NE1/4 S1..  42 57.418' N, 103 30.333' W; GPS Reading.  
In rolling prairie uplands of silt soil. Phenology: flowering. 

Grace M. Kostel, 5544.  6/6/2005. 		RM 
_________________________________________________________________________

265.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 5584.  6/6/2005. 		RM 
_________________________________________________________________________

266.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 13 air mi SSE of Edgemont and 1/2 mi E of County Road 7, just S of Crowe Dam.  Elev. 3756 ft.
T11S R3E S8 N1/2.  43 6.857' N, 103 47.427' W; GPS Reading.  
In a Nassellus viridula plant community on gentle rolling prairie uplands of silt and clay soil. Phenology: fruiting. 

Grace M. Kostel, 5751.  6/7/2005. 		RM 
_________________________________________________________________________

267.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi SW of Cottonwood.  Elev. 2574 ft.
T1S R18E S14 NW1/4; also S15.  43 57.73' N, 101 56.39' W; GPS Reading.  
On grass covered butte, soils are gravel and silty loam. Phenology: flowering & fruiting. 

Grace M. Kostel, 5963.  6/12/2005. 		RM 
_________________________________________________________________________

268.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9 air mi SE of Wall.  Elev. 2660 ft.
T2S R16E S14 NE1/4.  43 52.596' N, 102 9.686' W; GPS Reading.  
In badlands ephemeral drainage on floodplain with deep, heavy, white clay soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 6138.  6/12/2005. 		RM 
_________________________________________________________________________

269.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi SSE of Wall.  Elev. 2680 ft.
T2S R16E S3 South1/2.  43 53.686' N, 102 11.275' W; GPS Reading.  
In badlands ephemeral drainage on floodplain having deep, heavy, white clay soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 6164.  6/12/2005. 		RM 
_________________________________________________________________________

270.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi SSE of Wall.  Elev. 2680 ft.
T2S R16E S3 South1/2.  43 53.686' N, 102 11.275' W; GPS Reading.  
In badlands ephemeral drainage on floodplain having deep, heavy, white clay soils. Phenology: fruiting. 

Grace M. Kostel, 6182.  6/12/2005. 		RM 
_________________________________________________________________________

271.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 5.5 air mi SE of Wall, just W of I-90 Exit 116.  Elev. 2694 ft.
T2S R16E S24 SW1/4.  43 56.193' N, 102 9.386' W; GPS Reading.  
In drainage ditch with wet clay soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 6194.  6/12/2005. 		RM 
_________________________________________________________________________

272.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 15.5 air mi SSE of Wall in Conata Basin.  Elev. 2513 ft.
T3S R16E S20 SE1/4.  43 45.932' N, 102 13.264' W; GPS Reading.  
Prairie dog town of heavy deep white clay soils. Phenology: flowering. 

Grace M. Kostel, 6202.  6/13/2005. 		RM 
_________________________________________________________________________

273.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity.  Elev. 2400 ft.
T3S R21E S1 SW1/4.  43 48.481' N, 101 33.593' W; GPS Reading.  
On a badlands clay shelf sloping into a deep-cut drainage, soils are heavy white clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 6694.  6/17/2005. 		RM 
_________________________________________________________________________

274.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 3-3.5 air mi WSW of Kadoka.  Elev. 2400 ft.
T2S R21E S34 South1/2.  43 49.457' N, 101 35.641' W; GPS Reading.  
On a badlands outwash, soils are gravel and heavy clay. Phenology: fruiting. 

Grace M. Kostel, 6731.  6/17/2005. 		RM 
_________________________________________________________________________

275.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi WSW of Kadoka and 1 air mi due E of Hughes Pass.  Elev. 2480 ft.
T3S R21E S4 SW1/4.  43 48.549' N, 101 37.113' W; GPS Reading.  
In a badlands outwash, soil is deep heavy white clay. Phenology: fruiting. 

Grace M. Kostel, 6763.  6/17/2005. 		RM 
_________________________________________________________________________

276.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 8.5-9 air mi SW of Kadoka.  Elev. 2372 ft.
T3S R20E S13 NW1/4; also S12.  43 47.541' N, 101 40.558' W; GPS Reading.  
On gently rolling prairie with silt loam soils having a deep clay pan base. Phenology: fruiting. 

Grace M. Kostel, 7104.  6/19/2005. 		RM 
_________________________________________________________________________

277.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Grace M. Kostel, 7490.  6/24/2005. 		RM 
_________________________________________________________________________

278.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: Mestenas Peak, Forest Road 312.  Elev. 7650 ft.
T29N R4W S6; NW1/4 S5.  36.7591 N, 107.2828 W; GPS Reading.  
Pinus ponderosa forest with Quercus gambelii understory. Phenology: flowering & fruiting. 

Jill E. Larson, 543.  6/2/2005. 		RM 943496	Barcode: RM0125058
_________________________________________________________________________

279.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Jill E. Larson, 669.  6/3/2005. 		RM 943495	Barcode: RM0125057
_________________________________________________________________________

280.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pedro Mountains: south side of range W of County Road 291, ca 12 air mi NE of Seminoe Dam.  Elev. 6700-6900 ft.
T27N R83W S17 SE1/4.  42.3108 N, 106.7928 W.  
Grassy draw. Phenology: flowering & fruiting. 

Amy J. Roderick, 2178.  7/12/1997. 		RM 667054	Barcode: RM0153520
_________________________________________________________________________

281.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: south end of Tonopah Ridge on Schaub Butte, ca 5 air mi ENE of Pitchfork; ca 10 air mi WSW of Meeteetse.  Elev. 6800-7080 ft.
T48N R102W S14 SE1/4.  44.1315 N, 109.0613 W; uncertainty 0.5 mi..  
Elymus spicatus grassland with scattered sagebrush on steep cobblestone slopes. Phenology: flowering. 

B. E. Nelson, 52511.  6/10/2001. 		RM 802767	Barcode: RM0097284
     with Luanne Lum
_________________________________________________________________________

282.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: ca 53 air mi ESE of Thermopolis.  Elev. 8250 ft.
T41N R86W S16 W1/2; also E1/2 S17.  43.5205 N, 107.1821 W; uncertainty 1 mi..  
Sagebrush with isolated lodgepole pine. Phenology: flowering. 

Luanne Lum, 463.  7/2/2001. 		RM 802768	Barcode: RM0097285
     with Michelle Wilson
_________________________________________________________________________

283.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 1359.  5/23/2002. 		RM 934917	Barcode: RM0101675
_________________________________________________________________________

284.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Red Hole or BLM Road 1426, ca 8.9 air mi ESE of Lucerne and ca 10.2 air mi ENE of Thermopolis.  Elev. 4805-4900 ft.
T44N R93W S21.  43.7636 N, 108.0265 W; uncertainty 1 mi..  
Juniper with sagebrush in sandy soil. Phenology: flowering. 

Luanne Lum, 1396.  5/23/2002. 		RM 934916	Barcode: RM0101767
_________________________________________________________________________

285.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 65, ca 1.1 air mi ESE of Ten Sleep.  Elev. 4545-4625 ft.
T47N R88W S21 E1/2; also W1/2 S22.  44.0265 N, 107.4402 W; uncertainty 1 mi..  
Juniper and sagebrush with yucca adjacent to landfill. Phenology: flowering & fruiting. 

Luanne Lum, 1702.  5/29/2002. 		RM 934915	Barcode: RM0101766
_________________________________________________________________________

286.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Talus slope. Phenology: flowering & fruiting. 

Luanne Lum, 1969.  6/1/2002. 		RM 934914	Barcode: RM0101765
_________________________________________________________________________

287.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Black Mountain Road on Lake Creek Divide, ca 22 mi ENE of Thermopolis.  Elev. 5120-5200 ft.
T43N R91W S28.  43.6682 N, 107.7856 W; uncertainty 1 mi..  
Sagebrush and yucca on shale and sandy soil. Phenology: flowering. 

Luanne Lum, 2191.  6/4/2002. 		RM 934913	Barcode: RM0101764
_________________________________________________________________________

288.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: SW of Canyon Creek, ca 4.9 air mi E of Ten Sleep.  Elev. 5100-5181 ft.
T47N R88W S13 SE1/4; also NE1/4 S24 and T47N R87W SW1/4 S18.  44.0409 N, 107.38 W; uncertainty 1 mi..  
Juniper with sagebrush and yucca on mudstone and siltstone. Phenology: flowering & fruiting. 

Luanne Lum, 2560.  6/12/2002. 		RM 934912	Barcode: RM0101763
_________________________________________________________________________

289.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Rome Hill or County Road 56 and S of Cooks Canyon, ca 8 air mi ESE of Ten Sleep.  Elev. 5120-5240 ft.
T47N R87W S34 NW1/4.  43.9977 N, 107.2996 W; uncertainty 0.5 mi..  
Sagebrush on mudstone and siltstone. Phenology: flowering & fruiting. 

Luanne Lum, 2594.  6/14/2002. 		RM 934911	Barcode: RM0101762
_________________________________________________________________________

290.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Rome Hill or County Road 56 and S of Cooks Canyon, ca 11.3 air mi ESE of Ten Sleep.  Elev. 5480-5680 ft.
T46N R87W S2 N1/2.  43.9833 N, 107.2795 W; uncertainty 1 mi..  
Sagebrush on mudstone and siltstone. Phenology: flowering & fruiting. 

Luanne Lum, 2644.  6/14/2002. 		RM 934910	Barcode: RM0101761
_________________________________________________________________________

291.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Rome Hill or County Road 56 S of Billy Creek, ca 16.2 air mi ESE of Ten Sleep and ca 2.3 air mi W of Monument Hill.  Elev. 7320-7342 ft.
T46N R86W S10 N1/2.  43.9689 N, 107.1791 W; uncertainty 1 mi..  
Mountain meadow. Phenology: flowering. 

Luanne Lum, 2725.  6/14/2002. 		RM 934909	Barcode: RM0101760
_________________________________________________________________________

292.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 7UH and S of Goff Lake, ca 10.1 air mi NW of Cody.  Elev. 6600-6800 ft.
T54N R103W S36 W1/2; also E1/2 S35.  44.6151 N, 109.2094 W; uncertainty 1 mi..  
Sagebrush on sandy soil. Phenology: flowering. 

Luanne Lum, 2887.  6/19/2002. 		RM 934908	Barcode: RM0101759
     with Al Flinck
_________________________________________________________________________

293.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along County Road 85 or BLM Road 1419, ca 5.3 air mi ESE of Big Trails and ca 22.5 air mi SE of Ten Sleep.  Elev. 6370-6600 ft.
T44N R87W S25 NE1/4.  43.7512 N, 107.2417 W; uncertainty 0.5 mi..  
Sagebrush on sandy soil with cobbles. Phenology: flowering & fruiting. 

Luanne Lum, 2944.  6/22/2002. 		RM 934907	Barcode: RM0101758
_________________________________________________________________________

294.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along County Road 85 or BLM Road 1419 and along Hazelton Road, ca 9.7 air mi ESE of Big Trails and ca 26.5 air mi SE of Ten Sleep.  Elev. 7320-7480 ft.
T44N R86W S35 E1/2; also NW1/4 S36.  43.7368 N, 107.1423 W; uncertainty 2 mi..  
Sagebrush. Phenology: flowering. 

Luanne Lum, 3005.  6/22/2002. 		RM 934906	Barcode: RM0101742
_________________________________________________________________________

295.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along Hazelton Road, ca 11 air mi E of Big Trails and ca 25 air mi SE of Ten Sleep.  Elev. 8000-8050 ft.
T44N R85W S18 W1/2.  43.78 N, 107.1025 W; uncertainty 1 mi..  
Sagebrush. Phenology: flowering. 

Luanne Lum, 3042.  6/22/2002. 		RM 934905	Barcode: RM0101741
_________________________________________________________________________

296.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Wyo Hwy 435, ca 10 air mi ENE of Ten Sleep.  Elev. 5960-6120 ft.
T48N R87W S26 SW1/4.  44.0984 N, 107.2795 W; uncertainty 0.5 mi..  
Juniper, pine, and sagebrush on sandy soil with cobbles. Phenology: flowering & fruiting. 

Luanne Lum, 3106.  6/24/2002. 		RM 934904	Barcode: RM0101740
_________________________________________________________________________

297.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Wyo Hwy 435, ca 6.7 air mi ENE of Ten Sleep.  Elev. 6120-6680 ft.
T48N R87W S24 SW1/4.  44.1128 N, 107.2594 W; uncertainty 0.5 mi..  
Juniper, pine, and sagebrush on sandy soil with cobbles. Phenology: fruiting. 

Luanne Lum, 3169.  6/24/2002. 		RM 934903	Barcode: RM0101739
_________________________________________________________________________

298.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Cold Springs Road S of Medicine Lodge Canyon, ca 6.5 air mi NE of Hyattville and ca 30.5 air mi NE of Worland.  Elev. 6080-6180 ft.
T50N R89W S11 E1/2.  44.3207 N, 107.5121 W; uncertainty 1 mi..  
Juniper and sagebrush. Phenology: flowering & fruiting. 

Luanne Lum, 3387.  6/30/2002. 		RM 934902	Barcode: RM0101738
_________________________________________________________________________

299.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Cold Springs Road S of Medicine Lodge Canyon, ca 10 air mi NE of Hyattville and ca 34 air mi NE of Worland.  Elev. 7910-7980 ft.
T50N R88W S10 N1/2.  44.3208 N, 107.4351 W; uncertainty 1 mi..  
Juniper and sagebrush. Phenology: flowering & fruiting. 

Luanne Lum, 3423.  6/30/2002. 		RM 934901	Barcode: RM0101737
_________________________________________________________________________

300.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Forest Road 25 W of Canyon Creek, ca 6.5 air mi ESE of Meadowlark Lake.  Elev. 8675-8750 ft.
T48N R86W S13 E1/2.  44.1272 N, 107.1389 W; uncertainty 1 mi..  
Pine and mountain meadows. Phenology: flowering & fruiting. 

Luanne Lum, 3519.  7/2/2002. 		RM 934900	Barcode: RM0101736
_________________________________________________________________________

301.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: along Monumnet Hill or County Road 7UH on Rattlesnake Mountain, ca 12.5 air mi NNW of Cody.  Elev. 7340-7530 ft.
T54N R103W S33 E1/2.  44.6151 N, 109.2702 W; uncertainty 1 mi..  
Sagebrush and pine. Phenology: flowering & fruiting. 

Luanne Lum, 4039.  7/10/2002. 		RM 934899	Barcode: RM0101735
     with Michelle Wilson
_________________________________________________________________________

302.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Forest Road 17 N of Round Lake, ca 31.5 air mi ESE of Greybull.  Elev. 8670-8770 ft.
T51N R88W S3 SW1/4.  44.4243 N, 107.4351 W; uncertainty 0.5 mi..  
Coniferous forest and sagebrush. Phenology: flowering & fruiting. 

Luanne Lum, 5249.  8/2/2002. 		RM 934898	Barcode: RM0101734
_________________________________________________________________________

303.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: Dry Creek Basin: State Wildlife Area.  Elev. 6446 ft.
T44N R16W S26.  38.0459 N, 108.5992 W.  
Sandy soil with Artemisia tridentata, A. nova and A. frigida. Phenology: flowering. 

Margarette J. Lyon, 956.  5/15/1993. 		 
_________________________________________________________________________

304.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Wildcat Trail #640, S from Colo Hwy 141; ca 1 air mi W of Unaweep Divide.  Elev. 7200 ft.
T15S R101W S3.  38.7769 N, 108.669 W.  
With oak, pinyon, juniper, sage, and mountain mahogany. Phenology: flowering. 

Margarette J. Lyon, 3169.  5/16/1994. 		 
_________________________________________________________________________

305.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Uncompahgre Plateau: at intersection of Delta-Nucla Road (25 Mesa Road) and Glencoe Road; ca 10 air mi NE of Nucla.  Elev. 7720 ft.
T47N R14W S4.  38.3579 N, 108.4173 W.  
In ponderosa pine and oak. Phenology: flowering. 

Margarette J. Lyon, 3715.  5/31/1994. 		 
_________________________________________________________________________

306.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Pine Mountain at intersection of County Road 6.3 and County Road 10.8.  Elev. 7881 ft.
T15S R103W S36 SE1/4.  38.7039 N, 108.8563 W.  
Mesa top with ponderosa pine and oak. Phenology: flowering. 

Margarette J. Lyon, 3861.  6/3/1994. 		 
_________________________________________________________________________

307.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Manti-La Sal National Forest: at head of Fisher Creek.  Elev. 8000 ft.
T25S R25E S20.  38.6156 N, 109.1871 W.  
With pinyon, juniper, and oak. Phenology: flowering & fruiting. 

Margarette J. Lyon, 3989.  6/6/1994. 		 
_________________________________________________________________________

308.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Manti-La Sal National Forest: North Beaver Mesa.  Elev. 8000 ft.
T25S R25E S16.  38.63 N, 109.1688 W.  
Mesa with pinyon, oak, and ponderosa pine. Phenology: flowering & fruiting. 

Margarette J. Lyon, 4032.  6/6/1994. 		 
_________________________________________________________________________

309.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Grand Mesa National Forest: at forest boundary.  Elev. 9200 ft.
T14S R102W S15 SW1/4.  38.8352 N, 108.7814 W.  
Spruce, fir, and aspen with mesic forb understory. Phenology: flowering & fruiting. 

Margarette J. Lyon, 5234.  6/26/1994. 		 
_________________________________________________________________________

310.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Wheeler County: Blue Mountains: Umatilla National Forest: Stalling Butte, 1.5 air mi SW of Bull Prairie Lake, ca 7 air mi NE of Spray.  Elev. 4600 ft.
T8S R25E S12 SE1/4.  
Open Juniper woodland with Juniperus occidentalis, Elymus spicatus, Eriogonum strictum, Achillea millefolium, Lupinus caudatus. Phenology: flowering. 

Stuart Markow, 12265.  5/22/2002. 		 
_________________________________________________________________________

311.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., OR, Umatilla County: Meadow on southeast side of Forest Service Road 290, 24 air miles east of Ukiah.  Elev. 4600 ft.
T5S R34E S4.  
Camas meadow with Allium tolmiei var. platyphyllum, Juniperus occidentalis, Orthocarpus tenuifolius. Phenology: flowering. 

Kim Frymire, 21.  6/4/2004. 		RM 
_________________________________________________________________________

312.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: lower switchbacks of Sinks Canyon Road above Middle Fork Popo Agie River, ca 1 air mi N of Fossil Hill, ca 9.5 air mi SW of Lander.  Elev. 7480-7720 ft.
T32N R101W S24 South1/4.  42.7256 N, 108.8481 W; GPS Reading.  
Sagebrush grassy slopes. Phenology: flowering. 

B. E. Nelson, 64694.  6/6/2005. 		USFS 846995	Barcode: USFS0031054
     with Rob Massatti & Rachel Newton
_________________________________________________________________________

313.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: south slope of Ed Young Mountain from Forest Road 352, ca 14.5-15.5 air mi S of Lander; ca 9.5-10.5 air mi N of Atlantic City.  Elev. 7500-7640 ft.
T31N R100W S35 NW1/4.  42.6215 N, 108.7527 W; GPS Reading.  
Burned sagebrush-grassland and large draw. Phenology: flowering. 

B. E. Nelson, 64767.  6/7/2005. 		USFS 846994	Barcode: USFS0031053
     with Rob Massatti & Rachel Newton
_________________________________________________________________________

314.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: base of Indian Ridge, ca 9 air mi SW of Lander.  Elev. 7900-8280 ft.
T32N R101W S36 NE1/4.  42.7056 N, 108.8407 W to 42.7011 N, 108.8348 W; GPS Reading.  
Sagebrush grassland/grassland mosaic on rocky limestone substrate. Phenology: flowering. 

Rob Massatti, 1122.  6/25/2005. 		USFS 846996	Barcode: USFS0031055
_________________________________________________________________________

315.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Deep Creek drainage and vicinity, ca 16 air mi SSE of Lander.  Elev. 7090-7320 ft.
T30N R99W S4 NE1/4; also NW1/4 S3 and T31N R99W S33 SE1/4 and SW1/4 S34.  42.6062 N, 108.666 W; GPS Reading.  
Aspen grove along stream. Phenology: flowering. 

Rob Massatti, 116.  6/10/2005. 		USFS 847003	Barcode: USFS0031062
_________________________________________________________________________

316.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

Rob Massatti, 179.  6/10/2005. 		USFS 847002	Barcode: USFS0031061
_________________________________________________________________________

317.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 7400-8120 ft.
T32N R101W S13 South1/2.  42.7405 N, 108.8389 W to 42.7442 N, 108.845 W; GPS Reading.  
Juniper woodland/sagebrush grassland on steep slopes beneath limestone cliffbands. Phenology: flowering. 

Rob Massatti, 301.  6/13/2005. 		USFS 847001	Barcode: USFS0031060
_________________________________________________________________________

318.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: 1.5 mi S of Weiser Knoll, ca 16 mi SSE of Lander.  Elev. 6430-6520 ft.
T31N R99W S25 W1/2.  42.6277 N, 108.6185 W to 42.6339 N, 108.6192 W; GPS Reading.  
Juniper/pine woodland amongst cliffs interspersed with sagebrush grasslands. Phenology: flowering & fruiting. 

Rob Massatti, 412.  6/15/2005. 		USFS 847000	Barcode: USFS0031059
_________________________________________________________________________

319.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: 1 mi NW of Pine Spring, ca 15 mi S of Lander.  Elev. 8000-8170 ft.
T31N R99W S32 W1/2; also E1/2 S31.  42.6113 N, 108.7004 W to 42.6132 N, 108.7021 W; GPS Reading.  
Sagebrush/bitterbrush grassland on a steep south-facing slope. Phenology: flowering. 

Rob Massatti, 447.  6/15/2005. 		USFS 846999	Barcode: USFS0031058
_________________________________________________________________________

320.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Fairfield Hill and Timber Top, ca 6 air mi SW of Lander.  Elev. 7600-8230 ft.
T32N R101W S12 South1/2.  42.7548 N, 108.8376 W to 42.7585 N, 108.847 W to 42.7568 N, 108.8521 W; GPS Reading.  
Sagebrush grassland. Phenology: flowering & fruiting. 

Rob Massatti, 755.  6/21/2005. 		USFS 846998	Barcode: USFS0031057
_________________________________________________________________________

321.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Suicide Point and vicinity, ca 11 air mi WSW of Lander.  Elev. 8770 ft.
T33N R101W S29; also S28.  42.8076 N, 108.9259 W; GPS Reading.  
Graminoid/forb meadow on a rocky limestone substrate. Phenology: flowering. 

Rob Massatti, 947.  6/23/2005. 		USFS 846997	Barcode: USFS0031056
_________________________________________________________________________

322.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 4 air mi W of Lander.  Elev. 5800-6160 ft.
T33N R100W S16.  42.8271 N, 108.8189 W to 42.8271 N, 108.807 W to 42.8379 N, 108.8173 W; GPS Reading.  
Sagebrush grassland. Phenology: flowering. 

Rob Massatti, 4447.  5/9/2006. 		USFS 846993	Barcode: USFS0031052
_________________________________________________________________________

323.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Rob Massatti, 4482.  5/23/2006. 		USFS 846992	Barcode: USFS0031051
_________________________________________________________________________

324.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Rob Massatti, 4695.  5/25/2006. 		USFS 846991	Barcode: USFS0031050
_________________________________________________________________________

325.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Miners Delight and vicinity, ca 21 air mi S of Lander.  Elev. 8250-8350 ft.
T30N R99W S33; also E1/2 S32.  42.5332 N, 108.6688 W to 42.533 N, 108.6815 W to 42.5227 N, 108.6753 W; GPS Reading.  
Rocky meadow on granite-derived substrate. Phenology: flowering. 

Rob Massatti, 4761.  5/26/2006. 		USFS 846990	Barcode: USFS0031049
_________________________________________________________________________

326.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: junction of Oregon Trail and Sweetwater River, ca 10 air mi WSW of South Pass City.  Elev. 7700-7980 ft.
T29N R102W S35 W1/2; also E1/2 S34.  42.443 N, 108.9871 W to 42.4408 N, 108.9936 W to 42.4366 N, 108.9859 W; GPS Reading.  
Rocky meadow and riparian streamsides. Phenology: flowering. 

Rob Massatti, 4842.  5/26/2006. 		USFS 846989	Barcode: USFS0029885
_________________________________________________________________________

327.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Rob Massatti, 5091.  6/4/2006. 		USFS 846988	Barcode: USFS0031048
_________________________________________________________________________

328.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 1 mi SE of Wolf Point; ca 13 air mi S of Lander.  Elev. 7420-7770 ft.
T31N R100W S24.  42.6415 N, 108.7247 W to 42.6471 N, 108.731 W to 42.6494 N, 108.7204 W; GPS Reading.  
Sagebrush steppe. Phenology: flowering & fruiting. 

Rob Massatti, 5389.  6/8/2006. 		USFS 846987	Barcode: USFS0031047
_________________________________________________________________________

329.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: 1 mi W of Ed Young Mountain; ca 14 air mi S of Lander.  Elev. 7250-8025 ft.
T31N R100W S34 NW1/4; also S27.  42.6312 N, 108.7688 W to 42.6218 N, 108.7797 W; GPS Reading.  
Burned lodgepole pine forest. Phenology: flowering & fruiting. 

Rob Massatti, 5434.  6/8/2006. 		USFS 846986	Barcode: USFS0031046
_________________________________________________________________________

330.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: north side access from Cherry Creek or BLM Road 3147, ca 8.7 air mi W of Three Forks Junction; ca 34 air mi N of Rawlins.  Elev. 8000 ft.
T27N R88W S23.  42.2963 N, 107.3185 W.  
Base of limestone fin and its crevices; rising out of open pine-fir forest. Phenology: fruiting. 

Amy J. Roderick, 2466.  7/16/1997. 		RM 667053	Barcode: RM0153521
_________________________________________________________________________

331.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Lower Slide Lake, on the north side.  Elev. 7400-7800 ft.
T43N R114W S32.  43.6484 N, 110.5565 W.  
Steep slopes with outcrops of sandstone and limestone. Phenology: flowering & fruiting. 

Ronald L. Hartman, 51278.  6/26/1995. 		RM 655130	Barcode: RM0153698
_________________________________________________________________________

332.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: East Island Mesa Spring, County Road Z1, ca 24 air mi SW of Nucla.  Elev. 7000 ft.
T47N R18W S30.  38.2994 N, 108.8976 W.  
Pinyon-juniper, Ephedra, Purshia, and Salix surrounding seepage and spring with cryptogrammic soil and rimrock pavement. Southeast-facing slope. Phenology: flowering. 

Lynn Marie Moore, 4405.  5/25/1995. 		 
_________________________________________________________________________

333.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 12 air mi S of Dove Creek at Lowry Pueblo, County Road CC.  Elev. 6640 ft.
T38N R19W S2.  37.5815 N, 108.9123 W.  
Pinyon-juniper, oak, and Amelanchier on south facing point. Phenology: fruiting. 

Lynn Marie Moore, 5344.  6/8/1995. 		 
     with Fallon Judkins and Carlann Defontes
_________________________________________________________________________

334.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: County Road 10.00, ca 5.5 air mi NE of Dove Creek; Dolores River Overlook; Mountain Sheep Point.  Elev. 7900 ft.
T41N R18W S24.  37.7994 N, 108.8009 W.  
Artemesia, oak, and ponderosa on south to southwest facing slopes. Phenology: fruiting. 

Lynn Marie Moore, 5794.  6/20/1995. 		 
     with Fallon Judkins
_________________________________________________________________________

335.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: State Wildlife Area: ca 5.5 air mi NW of Mancos at Summit Reservoir, S of Colo. Hwy 184.  Elev. 7300 ft.
T37N R14W S33.  37.4206 N, 108.4042 W.  
Ponderosa, Juniperus scopulorum, Quercus, Amelanchier, and Rosa on a southwest facing slope. Phenology: fruiting. 

Lynn Marie Moore, 6077.  6/28/1995. 		 
_________________________________________________________________________

336.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Area: San Juan National Forest: ca 14 air mi N of Cortez near Sage Hen Fishing Access at McPhee Reservoir, Forest Road 500.  Elev. 7360-7400 ft.
T38N R16W S11; also S14.  37.5669 N, 108.5857 W.  
Pinyon-juniper, oak, Artemesia, Cercocarpus, Amelanchier, and Fendlera on east facing slopes. Phenology: fruiting. 

Lynn Marie Moore, 6167.  6/28/1995. 		 
_________________________________________________________________________

337.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 240, ca 23 air mi N of Dolores at Ryman Creek S of Disappointment Valley.  Elev. 7100 ft.
T41N R15W S16.  37.8139 N, 108.5259 W.  
Pinyon-juniper, sagebrush, Atriplex, squawapple, Quercus, and serviceberry, on soil with selenium odor, west-facing draw along a dry wash. Phenology: fruiting. 

Lynn Marie Moore, 6546.  7/9/1995. 		 
_________________________________________________________________________

338.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Devils Gate State Historic Site: roadside pullout on Wyo Hwy 220, ca 14 air mi NE from Muddy Gap Junction.  Elev. 6020 ft.
T29N R87W S35.  42.4383 N, 107.2192 W.  
Flat sagebrush grasslands with scattered forbs; somewhat disturbed. Phenology: flowering. 

Amy J. Roderick, 255.  6/1/1997. 		RM 667066	Barcode: RM0153562
_________________________________________________________________________

339.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: entrance to McPhee Recreation Area on County Road 25.  Elev. 7000 ft.
T37N R16W S2.  37.4937 N, 108.5857 W.  
Pinyon-juniper and grassy areas. Phenology: flowering. 

Ronald L. Hartman, 50571.  5/25/1995. 		 
_________________________________________________________________________

340.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: ca 7 air mi ESE of Dove Creek.  Elev. 6700 ft.
T40N R17W S18.  37.7278 N, 108.7671 W.  
Pinyon-juniper woodland. Phenology: flowering. 

Ronald L. Hartman, 50616.  5/25/1995. 		 
_________________________________________________________________________

341.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Lewiston Lakes, ca 30.5 air mi SE of Lander.  Elev. 7249 ft.
T29N R97W S32 NE1/4.  42.4515 N, 108.4541 W; GPS Reading.  
Moderately grazed rocky uplands. Phenology: flowering. 

Rachel Newton, 122.  6/13/2005. 		RM 
_________________________________________________________________________

342.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Sweetwater River Canyon, ca 34 air mi SE of Lander.  Elev. 6909 ft.
T28N R97W S5 SW1/4.  42.4329 N, 108.445 W; GPS Reading.  
Along river banks. Phenology: flowering. 

Rachel Newton, 134.  6/13/2005. 		RM 
_________________________________________________________________________

343.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Big Sandy River, ca 18 air mi NNW of Farson.  Elev. 6769 ft.
T28N R107W S36 NW1/4.  42.3521 N, 109.5173 W; GPS Reading.  
Sandy river banks and flood plains. Phenology: flowering. 

Rachel Newton, 203.  6/15/2005. 		RM 
_________________________________________________________________________

344.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: along the Sweetwater River, ca 5 air mi NE of Sweetwater Station; ca 38 air mi SE of Lander.  Elev. 6534 ft.
T30N R94W S16 NE1/4.  42.5801 N, 108.0765 W; GPS Reading.  
Along river banks, flood plains and ditches. Phenology: flowering. 

Rachel Newton, 23.  6/10/2005. 		RM 
_________________________________________________________________________

345.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: confluence of Sweetwater River and Sharps Meadows Creek, ca 32 air mi SW of Lander.  Elev. 7475 ft.
T28N R101W S20 SW1/4.  42.3851 N, 108.9049 W; GPS Reading.  
Moist banks and flood plains. Phenology: flowering. 

Rachel Newton, 376.  6/17/2005. 		RM 
_________________________________________________________________________

346.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Strawberry Creek, ca 26 air mi SE of Lander.  Elev. 7380-7519 ft.
T29N R98W S30 SE1/4.  42.4545 N, 108.5827 W to 42.454 N, 108.5836 W; GPS Reading.  
Rocky slopes. Phenology: flowering. 

Rachel Newton, 473.  6/18/2005. 		RM 
_________________________________________________________________________

347.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Sweetwater River, ca 31 air mi SE of Lander.  Elev. 7436 ft.
T28N R98W S2 SE1/4.  42.4583 N, 108.5377 W; GPS Reading.  
River banks and flood plains. Phenology: flowering. 

Rachel Newton, 618.  6/18/2005. 		RM 
_________________________________________________________________________

348.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: Muddy Guard Reservoir #2, ca 9 air mi SSW of Buffalo.  Elev. 5278 ft.
T49N R82W S29 SW1/4.  44.18208 N, 106.75462 W; GPS Reading.  
Rocky sandy hillside with scattered Artemisia and Yucca. Phenology: flowering. 

Rachel Newton, 3938.  6/1/2006. 		RM 
_________________________________________________________________________

349.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: Meadow Creek, ca 0.5 mi S of Linch; ca 24 air mi ESE of Kaycee.  Elev. 4924 ft.
T42N R78W S14 SW1/4 of SE1/4.  43.60326 N, 106.19917 W; GPS Reading.  
Heavily grazed hillside with scattered Artemisia. Phenology: flowering & fruiting. 

Rachel Newton, 4015.  6/3/2006. 		RM 
_________________________________________________________________________

350.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Rachel Newton, 4474.  6/7/2006. 		RM 
_________________________________________________________________________

351.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 4768.  6/12/2006. 		RM 
_________________________________________________________________________

352.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: summit of Mount Margaret N of County Road 74E, ca 26 air mi NW of Fort Collins.  Elev. 8000 ft.
T10N R73W S24 South1/2.  40.8139 N, 105.5227 W; uncertainty 1 mi..  
Thermopsis and Oxytropis meadows in the foothills. Phenology: flowering. 

Sarah Nunn, 1903.  6/22/2001. 		RM 768097
_________________________________________________________________________

353.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 317.  5/26/2001. 		RM 768095
     with Ronald L. Hartman
_________________________________________________________________________

354.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Alexander Mountain off U.S. Hwy 34 north side of The Narrows, ca 6 air mi W of Loveland.  Elev. 6400-7000 ft.
T5N R70W S4 N1/2.  40.4307 N, 105.2402 W; uncertainty 1 mi..  
Steep east facing slope and summit of broad topped mountain with scattered ponderosa pine, Rocky Mountain juniper, and Prunus. Phenology: flowering. 

Sarah Nunn, 355.  5/26/2001. 		RM 768096
     with Ronald L. Hartman
_________________________________________________________________________

355.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Plains E of Laramie.  Elev. 7200-7500 ft.
T16N R72W S31.  41.3123 N, 105.5138 W; NAD 83, uncertainty 3 mi., Digital Map.  
Sandy plains. Flowers cream-colored. Phenology: flowering. 

C. L. Porter, 3068.  6/2/1942. 		RM 194899	Barcode: RM0154444
_________________________________________________________________________

356.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Seminoe Mountains: near the dam.  Elev. 6900-7200 ft.
T25N R84W S8.  42.1559 N, 106.9086 W; NAD 83, uncertainty 0.75 mi., Digital Map.  
Phenology: flowering & fruiting. 

C. L. Porter, 4164.  5/25/1947. 		RM 207466	Barcode: RM0154443
_________________________________________________________________________

357.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: 14 mi N of Rawlins.  Elev. 6800 ft.
T23N R88W S16.  41.9622 N, 107.3499 W; NAD 83, uncertainty 1 mi., Digital Map.  
On sandy soil. Phenology: flowering & fruiting. 

C. L. Porter, 4494.  6/3/1948. 		RM 211005	Barcode: RM0154445
_________________________________________________________________________

358.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: along Birdseye Creek and adjacent slopes and ridges, ca 12 air mi N of Shoshoni; ca 29 air mi NNE of Riverton.  Elev. 5300-5800 ft.
T40N R94W S34; also S35.  43.39333 N, 108.1031 W.  
Limestone like rock, ridges, and slopes. 

Robin Jones, 1517.  6/10/1991. 		RM 
     with B. E. Nelson
_________________________________________________________________________

359.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 1555.  6/11/1991. 		RM 
     with B. E. Nelson
_________________________________________________________________________

360.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: ridge between North Fork and Middle Fork Owl Creek, ca 19 air mi WSW of Hamilton Dome; ca 37 air mi WNW of Thermopolis.  Elev. 6700-6800 ft.
T43N R100W S17; also S18.  43.69417 N, 108.8836 W.  
Volcanic and other cobble and boulders, hills, and draws. 

Robin Jones, 1580.  6/12/1991. 		RM 
     with B. E. Nelson
_________________________________________________________________________

361.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Owl Creek Mountains: Wind River Indian Reservation: ca 3 air mi S of Anchor Reservoir; ca 33 air mi WSW of Thermopolis.  Elev. 8000-9400 ft.
T7N R1W S1; also T8N R1W S35.  
Open, west-facing slope with scattered trees. 

Robin Jones, 1712.  6/22/1991. 		RM 
     with Hollis Marriott
_________________________________________________________________________

362.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Hills.  Elev. 7300-8300 ft.
T15N R72W S16.  41.2679 N, 105.4696 W; uncertainty 9+ mi..  
Phenology: flowering & fruiting. 

Aven Nelson, 3161.  6/16/1897. 		RM 11070	Barcode: RM0154545
_________________________________________________________________________

363.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Yellowstone National Park: Mammoth Hot Springs.  Elev. 6300-6800 ft.
T58N R115W S36.  44.9649 N, 110.7153 W; uncertainty 1 mi..  
On low flats among the formations. Phenology: flowering & fruiting. 

Aven Nelson, 5623.  7/1/1899. 		RM 157586	Barcode: RM0154541
     with Elias Nelson
_________________________________________________________________________

364.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Yellowstone National Park: Mammoth Hot Springs.  Elev. 6300-6800 ft.
T58N R115W S36.  44.9649 N, 110.7153 W; uncertainty 1 mi..  
On low flats among the formations. Phenology: flowering & fruiting. 

Aven Nelson, 5623.  7/1/1899. 		RM 20495	Barcode: RM0154542
     with Elias Nelson
_________________________________________________________________________

365.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 sandy, grassy slopes. Phenology: flowering & fruiting. 

Aven Nelson, 6975.  5/31/1900. 		RM 157585	Barcode: RM0154544
_________________________________________________________________________

366.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Hills.  Elev. 7300-8300 ft.
T15N R72W S16.  41.2679 N, 105.4696 W; uncertainty 9+ mi..  
Phenology: flowering. 

Aven Nelson, 9129.  6//1906. 		RM 65507	Barcode: RM0154547
_________________________________________________________________________

367.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Eagle Peak.  Elev. 8200 ft.
T15N R71W S9.  41.2823 N, 105.355 W; uncertainty 1 mi..  
Wet valleys. Phenology: flowering & fruiting. 

Aven Nelson, 9260.  7/5/1909. 		RM 126396	Barcode: RM0154543
_________________________________________________________________________

368.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Hills.  Elev. 7300-8300 ft.
T15N R72W S16.  41.2679 N, 105.4696 W; uncertainty 9+ mi..  
Phenology: flowering & fruiting. 

Aven Nelson, s.n..  6//1893. 		RM 1414	Barcode: RM0154546
_________________________________________________________________________

369.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Laramie County: Ca 7.5 mi NE of junction of U.S. Hwy 85 and I-25, north side of U.S. Hwy 85.  Elev. 1800 m.
T16N R66W S30.  41.3197 N, 104.6994 W; NAD 83, uncertainty 0.25 ft., Nat. Geog. TOPO!.  
Silty calcareous soil with Agropyron, Poa, and Stipa. Phenology: flowering. 

Betsy E. Neely, 2768.  6/5/1985. 		RM 397244	Barcode: RM0153608
_________________________________________________________________________

370.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Table Mountain Wildlife Unit.  Elev. 4000-4100 ft.
T22N R61W S24; also S25.  41.8563 N, 104.14 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Phenology: flowering & fruiting. 

Robert Luce, 17.  5/13/1975. 		RM 297707	Barcode: RM0153610
_________________________________________________________________________

371.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Southeastern Plains: Fort Laramie National Historic Site: south side of Laramie River, ca 2.5 air mi SW of Fort Laramie (town).  Elev. 4250 ft.
T26N R64W S28 SW1/4 NW1/4.  42.2003 N, 104.5541 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Swale in rolling riverbottoms, on fine, loose sand, with Calamovilfa longifolia, Stipa comata. Phenology: flowering & fruiting. 

Bonnie Heidel, 2551.  5/28/2004. 		 
     with Ted Benson
_________________________________________________________________________

372.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Washakie National Forest.
Phenology: flowering. 

C. J. Bayer, 88.  5/25/1911. 		USFS 402642	Barcode: USFS0053101
_________________________________________________________________________

373.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Happy Jack Road near Laramie.  Elev. 8200-8400 ft.
T15N R72W S23.  41.2536 N, 105.4314 W; uncertainty 3 mi..  
Phenology: flowering. 

C. S. Gilbert, 57-206.  7/2/1957. 		RM 393316	Barcode: RM0154339
_________________________________________________________________________

374.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Bamforth Basin.  Elev. 7000 ft.
T16N R74W S6.  41.3881 N, 105.7383 W; uncertainty 2 mi..  
Phenology: buds. 

C. S. Gilbert, 58-289.  5/21/1958. 		RM 393308	Barcode: RM0154338
_________________________________________________________________________

375.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: N of Grand Teton National Park Headquarters.  Elev. 6600 ft.
T43N R116W S14.  43.6916 N, 110.7358 W; uncertainty 1 mi..  
Phenology: flowering & fruiting. 

C. S. Gilbert, S-61-529.  6/14/1961. 		RM 393309	Barcode: RM0154340
     with H. F. Eppson
_________________________________________________________________________

376.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Wyoming National Forest: hill between Grover Park and Dunston Canon.  Elev. 7500 ft.
T33N R118W S27; also S28.  42.8135 N, 110.9049 W; uncertainty 1 mi..  
Scattered abundance on 40% southeast slope with rocky clay soil; associated with sage, wheatgrass, Poa, balsam-root, Comandra. Phenology: buds. 

Charles H. McDonald, 506.  5/6/1926. 		USFS 402639	Barcode: USFS0067670
     with O. A. Harrison
_________________________________________________________________________

377.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Hills 6 mi E of Weston.  Elev. 3900-4000 ft.
T54N R70W S25.  44.6292 N, 105.2178 W; uncertainty 2 mi..  
Dry sandy hills. Phenology: fruiting. 

Charles L. Turner, 96.  6/6/1946. 		RM 204602	Barcode: RM0154435
_________________________________________________________________________

378.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Trapper Canyon.  Elev. 5200-5900 ft.
T52N R89W S5.  44.5089 N, 107.5726 W; uncertainty 3 mi..  
Rocky dry hillsides above canyon. Phenology: fruiting. 

Crystal Finley, 3.  4/23/1926. 		RM 105304	Barcode: RM0154440
_________________________________________________________________________

379.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: head of Billy Creek.  Elev. 8100 ft.
T48N R84W S13.  44.1272 N, 106.8978 W; uncertainty 1 mi..  
Under Pinus flexilis forest. Phenology: flowering. 

Don G. Despain, 342.  6/5/1969. 		RM 301101	Barcode: RM0153618
_________________________________________________________________________

380.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Laramie County: F. E. Warren Air Force Base: near Crow Creek, picnic area.  Elev. 6100 ft.
T14N R67W S27.  41.157 N, 104.874 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Grassland. Phenology: flowering & fruiting. 

D. Long, s.n..  6//1983. 		RM 397825	Barcode: RM0153602
     with J. Von Loh
_________________________________________________________________________

381.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Laramie County: F. E. Warren Air Force Base: along Crow Creek near picnic area.  Elev. 6100 ft.
T14N R67W S27.  41.1531 N, 104.8775 W; uncertainty 1 mi..  
Meadow. Phenology: flowering & fruiting. 

D. Long, s.n..  6//1983. 		RM 397826	Barcode: RM0153603
     with J. Von Loh
_________________________________________________________________________

382.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Laramie Mountains: LaPrele and Woodchopper creeks, ca 30 air mi SW of Douglas.  Elev. 7500 ft.
T29N R75W S15.  42.4819 N, 105.8216 W; uncertainty 1 mi..  
Common in moist meadow. Phenology: flowering. 

Dan Lewis, 22.  6/7/1981. 		RM 398747	Barcode: RM0153668
_________________________________________________________________________

383.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park: near Moose.
T44N R115W S12 SE1/4.  43.7924 N, 110.5964 W; uncertainty 0.5 mi..  
Big and low sagebrush area. Phenology: flowering & fruiting. 

Darold W. Sabinske, 12B.  7/3/1970. 		RM 301570	Barcode: RM0153666
_________________________________________________________________________

384.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Big Horn National Forest: Hunter Ranger Station pasture.  Elev. 7300 ft.
T50N R84W S10.  44.3208 N, 106.952 W; uncertainty 1 mi..  
Fair abundance on dry sites with 30% southeast slope, gravelly clay soil; associated in parks with wheatgrass, ragwort and Avena. Phenology: flowering. 

Dayton P. Kirkham, 355.  6/16/1935. 		USFS 402634	Barcode: USFS0067671
_________________________________________________________________________

385.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Bridger Teton National Forest: ca 3 air mi W of Hoback Junction; ca 2.2 mi N on Fall Creek/Wilson Road.  Elev. 6600 ft.
T39N R116W S19; also S20.  43.3281 N, 110.8023 W; uncertainty 3 mi..  
Sagebrush grassland. Phenology: flowering & fruiting. 

Denise Culver, 33.  6/9/1989. 		RM 681732	Barcode: RM0153563
_________________________________________________________________________

386.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow National Forest: Centennial Ranger Station pasture.  Elev. 8000 ft.
T15N R78W S4.  41.2967 N, 106.1573 W; uncertainty 1 mi..  
Scattered abundance on dry slope of 5 degrees, east exposure with gravelly loam soil; associated with sagebrush. Phenology: buds. 

E. A. Snow, C-114.  5/18/1928. 		USFS 402636	Barcode: USFS0067669
_________________________________________________________________________

387.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Thermopolis.  Elev. 4700-4900 ft.
T43N R95W S35.  43.6484 N, 108.2258 W; uncertainty 2 mi..  
High gravelly hillsides. Phenology: fruiting. 

Elam Bartholomew, 8725.  6/27/1924. 		RM 101658	Barcode: RM0154442
_________________________________________________________________________

388.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Bighorn National Forest: Bald Ridge, 6 mi W of Shell Ranger Station.  Elev. 8200-8500 ft.
T53N R89W S18.  44.5717 N, 107.6101 W; uncertainty 1 mi..  
Phenology: flowering. 

E. H. Cronin, 525.  6/14/1952. 		RM 157120	Barcode: RM0154423
_________________________________________________________________________

389.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Shoshone National Forest: Crandall Creek, near Simpson's Cabin.  Elev. 7000 ft.
T56N R106W S15.  44.8323 N, 109.6143 W; uncertainty 3 mi..  
Moist soil. Phenology: flowering. 

Edward D. Pearson, 117.  7/20/1924. 		RM 104404	Barcode: RM0035240
     with D. Pearson
_________________________________________________________________________

390.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Pacific Creek.  Elev. 6800 ft.
T45N R114W S23.  43.8513 N, 110.508 W; uncertainty 2 mi..  
Bottomlands. Phenology: flowering & fruiting. 

Elmer D. Merrill, 594.  6/22/1901. 		RM 32039	Barcode: RM0154479
     with E. N. Wilcox
_________________________________________________________________________

391.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Pacific Creek.  Elev. 6800 ft.
T45N R114W S23.  43.8513 N, 110.508 W; uncertainty 2 mi..  
Dry soil. Phenology: flowering & fruiting. 

Elmer D. Merrill, 595.  6/22/1901. 		RM 32038	Barcode: RM0154478
     with E. N. Wilcox
_________________________________________________________________________

392.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Wyoming National Forest: Surveyor Creek near Quadrat.  Elev. 8300 ft.
T35N R108W S21; also S28.  42.9893 N, 109.7529 W; uncertainty 2 mi..  
Medium abundance on slope of 6 to 8, soil sandy loam; associated with grass (20%), weed (60%), and sage (20%). Phenology: flowering. 

Ernest E. McKee, 1-25.  6/20/1925. 		USFS 402635	Barcode: USFS0067666
_________________________________________________________________________

393.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: base of east side of Sheep Mountain, ca 9 mi SW of Cody.  Elev. 5800 ft.
T52N R103W S21.  44.4645 N, 109.2446 W; uncertainty 1 mi..  
Seasonally wet-moist depression dominated by Iris missouriensis, Carex praegracilis and Poa ampla. Phenology: flowering. 

Erwin F. Evert, 16635.  6/9/1989. 		RM 577872	Barcode: RM0154487
_________________________________________________________________________

394.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: southwest flank of Rattlesnake Mountain, ca 6-7 mi W of Cody and ca 1 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6400-7000 ft.
T52N R103W S2.  44.5079 N, 109.2042 W; uncertainty 1 mi..  
Rocky, north-south trending ridge, open Douglas fir forest with limestone substrates. Phenology: flowering. 

Erwin F. Evert, 16781.  6/15/1989. 		RM 577743	Barcode: RM0154488
_________________________________________________________________________

395.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: southwest end of Rattlesnake Mountain, ca 6 mi W of Cody.  Elev. 8400-8600 ft.
T53N R102W S31; also T52N R102W S1.  44.5295 N, 109.1922 W; uncertainty 2 mi..  
Open Douglas fir-limber pine forest/meadow parkland on limestone substrates. Phenology: flowering. 

Erwin F. Evert, 17120.  6/25/1989. 		RM 578071	Barcode: RM0035233
_________________________________________________________________________

396.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Shoshone National Forest, along U. S. Hwy 14, 16, & 20, just N of Eagle Creek Campground.  Elev. 6470 ft.
T52N R108W S16 SW1/4.  44.4763 N, 109.8651 W; uncertainty 0.5 mi..  
Growing with Arnica sororia, Artemisia tridentata, and Festuca ovina. Phenology: flowering. 

Erwin F. Evert, 2688.  6/14/1981. 		RM 341407	Barcode: RM0035268
_________________________________________________________________________

397.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Hills.  Elev. 7300-8300 ft.
T15N R72W S16.  41.2679 N, 105.4696 W; uncertainty 9+ mi..  
Phenology: flowering. 

F. F. Moir, s.n..  6//1893. 		RM 1391	Barcode: RM0154451
_________________________________________________________________________

398.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming: Big Horn Mountains.  Elev. 5000 ft.
Phenology: flowering & fruiting. 

Frank L. Moore, s.n..  5/30/1896. 		RM 115628	Barcode: RM0154486
     with C. E. Moore
_________________________________________________________________________

399.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Shirley Basin, 35 air mi SSE of Casper.  Elev. 7110 ft.
T28N R77W S28.  42.3691 N, 106.072 W; uncertainty 1 mi..  
With Artemisia tridentata. Phenology: flowering. 

Francis B. Current, 219.  5/30/1978. 		RM 317303	Barcode: RM0153679
_________________________________________________________________________

400.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Shirley Basin: 35 air mi SSE of Casper.  Elev. 7110 ft.
T28N R78W S28.  42.3691 N, 106.072 W; uncertainty 1 mi..  
With Artemisia tridentata. Phenology: flowering. 

Francis B. Current, 232.  5/31/1978. 		RM 317304	Barcode: RM0153678
_________________________________________________________________________

401.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Pathfinder Mine, 34 air mi SSE of Casper.  Elev. 7110 ft.
T28N R78W S20.  42.3835 N, 106.2083 W; uncertainty 1 mi..  
With Artemisia tridentata. Phenology: flowering. 

Francis B. Current, 279.  6/12/1978. 		RM 317305	Barcode: RM0153680
_________________________________________________________________________

402.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Battle Mountain: base of Deer Ridge, E of Wyo Hwy 70, ca 6.5 air mi E of Savery.  Elev. 7200 ft.
T12N R88W S5.  41.0405 N, 107.3164 W; uncertainty 1 mi..  
Amelanchier overstory. Phenology: flowering & fruiting. 

Francis B. Current, 826.  6/18/1980. 		RM 335602	Barcode: RM0153681
_________________________________________________________________________

403.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Casper Mountain area: S side of the mountain just N of Circle Drive road, 5 mi from where it crosses the summit.  Elev. 7400 ft.
T32N R79W S22.  42.7295 N, 106.2933 W; uncertainty 2 mi..  
Rocky slopes. Phenology: flowering. 

Francis X. Jozwik, 92.  6/6/1962. 		RM 268794	Barcode: RM0153614
_________________________________________________________________________

404.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: I-80; Weather Station Snow Fence 279.5, 200 yds W of I-80.  Elev. 7730 ft.
T18N R77W S17.  41.5302 N, 106.0689 W; uncertainty 1 mi..  
Grassland. Phenology: flowering. 

G. A. Goodwin, s.n..  5/28/1974. 		USFS 636316	Barcode: USFS0067665
_________________________________________________________________________

405.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: E of Laramie.  Elev. 7800 ft.
T16N R73W S36.  41.311 N, 105.5269 W; uncertainty 5 mi..  
Rocky hillside. Phenology: flowering. 

G. I. Sellon, 31.  5/10/1902. 		RM 87463	Barcode: RM0154450
_________________________________________________________________________

406.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: along road from Tie Siding to North Park.  Elev. 7500 ft.
T13N R75W S25.  41.0674 N, 105.7553 W; uncertainty 9+ mi..  
Roadside. Phenology: flowering & fruiting. 

George E. Osterhout, 1598.  6/1/1897. 		RM 157584	Barcode: RM0154480
_________________________________________________________________________

407.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: along road from Tie Siding to North Park.  Elev. 7500 ft.
T13N R75W S25.  41.0674 N, 105.7553 W; uncertainty 9+ mi..  
Phenology: flowering & fruiting. 

George E. Osterhout, s.n..  6/1/1897. 		RM 312168	Barcode: RM0154481
_________________________________________________________________________

408.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Campus.  Elev. 7200 ft.
T16N R73W S33.  41.311 N, 105.5842 W; uncertainty 1 mi..  
Phenology: flowering & fruiting. 

Harold F. Eppson, s.n..  6//1942. 		RM 393320	Barcode: RM0154342
_________________________________________________________________________

409.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: E of Laramie.  Elev. 7200-7400 ft.
T16N R72W S31.  41.311 N, 105.5078 W; uncertainty 4 mi..  
Phenology: flowering. 

Harold F. Eppson, s.n..  5/30/1948. 		RM 393331	Barcode: RM0154343
_________________________________________________________________________

410.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: E of Laramie.  Elev. 7200-7400 ft.
T15N R72W S6.  41.2967 N, 105.5078 W; uncertainty 4 mi..  
Phenology: flowering. 

Harold F. Eppson, s.n..  5/30/1948. 		RM 393314	Barcode: RM0154341
_________________________________________________________________________

411.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Hanna.  Elev. 6800 ft.
T22N R81W S18.  41.8786 N, 106.5647 W; uncertainty 1 mi..  
Phenology: flowering & fruiting. 

Harry Hapeman, s.n..  6/12/1920. 		RM 222047	Barcode: RM0154441
_________________________________________________________________________

412.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: SE of Thermopolis and E of the Wind River Canyon; north flank of the Owl Creek Range: ridgetop NW of Birdseye Pass.  Elev. 7400 ft.
T40N R94W S2.  43.4611 N, 108.0793 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Phenology: fruiting. 

Herbert G. Fisser, 161.  7/11/1960. 		RM 264506	Barcode: RM0153612
_________________________________________________________________________

413.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Rock River.  Elev. 7000 ft.
T20N R77W S11.  41.72 N, 106.011 W; uncertainty 3 mi..  
Local in meadows. Phenology: flowering & fruiting. 

J. Francis Macbride, 2398.  6/30/1914. 		RM 77772	Barcode: RM0154553
_________________________________________________________________________

414.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Rock River.  Elev. 7000 ft.
T20N R77W S11.  41.72 N, 106.011 W; uncertainty 3 mi..  
Loamy swales. Phenology: flowering & fruiting. 

J. Francis Macbride, 2721.  5/14/1914. 		RM 302987	Barcode: RM0154554
_________________________________________________________________________

415.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Wyo Hwy 14, last observation point over Bighorn Basin.  Elev. 5900-6500 ft.
T56N R92W S30.  44.8033 N, 107.9745 W; uncertainty 1 mi..  
Phenology: flowering. 

J. W. Hamilton, s.n..  6/14/1954. 		RM 393322	Barcode: RM0154337
     with C. S. Gilbert
_________________________________________________________________________

416.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Roger Canyon Rd., 7.1 road mi from dump road, ca 7 air mi NE of Laramie.  Elev. 7500 ft.
T16N R72W S4.  41.3889 N, 105.4706 W; uncertainty 1 mi..  
Rocky hillside with Cercocarpus. Phenology: flowering. 

Jane M. Struttmann, 89.  6/14/1992. 		RM 580157	Barcode: RM0153607
_________________________________________________________________________

417.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: 3 mi S of summit on U.S. Hwy 30.  Elev. 8500 ft.
T14N R72W S11.  41.1962 N, 105.4314 W; uncertainty 1 mi..  
Rolling prairie. Phenology: fruiting. 

Jean Finzel, 315.  7/9/1959. 		RM 262500	Barcode: RM0153611
_________________________________________________________________________

418.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Jackson Hole: near Moose.  Elev. 6500 ft.
T43N R116W S25.  43.6669 N, 110.7213 W; NAD 83, uncertainty 2 mi., Digital Map.  
Big sagebrush flats. *should be ca 6,500 ft* Phenology: flowering & fruiting. 

John F. Reed, 2180.  6/8/1948. 		RM 211397	Barcode: RM0154345
     with Mildred S. Reed
_________________________________________________________________________

419.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Jackson Hole: Near Moose.  Elev. 6500 ft.
T43N R116W S26.  43.6569 N, 110.7326 W; NAD 83, uncertainty 2 mi., Digital Map.  
Big sagebrush community. Phenology: flowering & fruiting. 

John F. Reed, 2234.  6/10/1948. 		RM 211408	Barcode: RM0154344
     with Mildred S. Reed
_________________________________________________________________________

420.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Burgess Ranger Station; ca 1.5 air mi N of Burgess Junction; ca 28.5 air mi W of Sheridan.  Elev. 7900 ft.
T56N R89W S36.  44.7875 N, 107.5239 W; uncertainty 1 mi..  
Phenology: flowering. 

Jon Siddoway, 37.  7/1/1986. 		RM 522892	Barcode: RM0153606
_________________________________________________________________________

421.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Sheep Springs Exclosure; ca 20 mi E of Greybull.  Elev. 7600 ft.
T51N R89W S4.  44.422 N, 107.5524 W; uncertainty 1 mi..  
Phenology: flowering. 

L. C. Vosler, 104.  6/7/1961. 		RM 268025	Barcode: RM0154335
_________________________________________________________________________

422.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Horse Creek Exclosure, 5 mi N of Shell.  Elev. 4800 ft.
T53N R91W S2.  44.6007 N, 107.772 W; uncertainty 1 mi..  
Phenology: vegetative only. 

L. C. Vosler, 94.  5/11/1961. 		RM 268024	Barcode: RM0153617
_________________________________________________________________________

423.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: TB Ranch.  Elev. 6900 ft.
T24N R78W S5.  42.0774 N, 106.2005 W; NAD 83, uncertainty 0.5 mi., Digital Map.  
Rocky hillsides. Phenology: fruiting. 

Leslie N. Goodding, 63.  6/20/1901. 		RM 37461	Barcode: RM0154552
_________________________________________________________________________

424.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Beaver Creek Road near Eagle Rock.  Elev. 4818 ft.
T54N R92W S14 SW1/4 of NW1/4 of.  44.6586 N, 107.8935 W; uncertainty 0.25 mi..  
Sandy area. Phenology: flowering. 

Linda M. Barker, 1761.  5/22/1978. 		RM 318967	Barcode: RM0153664
_________________________________________________________________________

425.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Near Moose.  Elev. 6500-6700 ft.
T43N R116W S25.  43.6565 N, 110.7178 W; NAD 83, uncertainty 1 mi., Digital Map.  
Dry rocky flats. White flowers. Phenology: flowering. 

Louis O. Williams, 1105.  6/13/1933. 		RM 135132	Barcode: RM0154548
_________________________________________________________________________

426.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park: Jenny Lake Canyon.  Elev. 6700-8500 ft.
T44N R116W S21.  43.7636 N, 110.7851 W; NAD 83, uncertainty 2 mi., Digital Map.  
Phenology: flowering. 

Louis O. Williams, 193.  6/22/1931. 		RM 124642	Barcode: RM0154550
     with Rua Pierson
_________________________________________________________________________

427.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park: Jenny Lake Canyon.  Elev. 6700-8500 ft.
T44N R116W S21.  43.7636 N, 110.7851 W; NAD 83, uncertainty 2 mi., Digital Map.  
Phenology: flowering. 

Louis O. Williams, 193.  6/22/1931. 		RM 157583	Barcode: RM0154549
     with Rua Pierson
_________________________________________________________________________

428.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: head of Marcum Creek.  Elev. 8500 ft.
T55N R89W S24.  44.7356 N, 107.5275 W; NAD 83, uncertainty 1 mi., Digital Map.  
Dry hillside. Phenology: fruiting. 

Louis O. Williams, 3277.  7/7/1936. 		RM 177564	Barcode: RM0154551
     with Rua P. Williams
_________________________________________________________________________

429.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: just W of Horseshoe Mountain.  Elev. 7700 ft.
T56N R87W S33.  44.7908 N, 107.3443 W; uncertainty 1 mi..  
Common in meadow. Phenology: flowering & fruiting. 

Marvin L. Roberts, 4666.  6/24/1976. 		RM 300493	Barcode: RM0153616
_________________________________________________________________________

430.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Pole Mountain District: Medicine Bow National Forest: W of Eagle Rock.  Elev. 8200-8400 ft.
T15N R71W S8.  41.2823 N, 105.3741 W; uncertainty 1 mi..  
North-facing slope; common in open dry places, ranging from bottom to the middle of slope. Phenology: flowering. 

M. N. Aslamy, 58.  6/28/1964. 		RM 276351	Barcode: RM0153600
_________________________________________________________________________

431.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Stratton Hydrology Study Area: Sane Creek Upland.  Elev. 7000-8000 ft.
T17N R87W S25.  41.4181 N, 107.1381 W; uncertainty 1 mi..  
Sagebrush rangeland. Phenology: flowering & fruiting. 

Max H. Schroeder, s.n..  6/20/1972. 		RM 338162	Barcode: RM0153599
     with Gary L. Ranck
_________________________________________________________________________

432.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Rocky Mountain Forest and Range Experiment Station: Beaver Divide.  Elev. 6800 ft.
T30N R96W S2.  42.6006 N, 108.2773 W; uncertainty 3 mi..  
Common in sandy loam soil, 5% southeast slope, in sagebrush-grass type; associated with Artemisia tridentata, Agropyron dasystachyum (A. riparium?), Poa secunda, and P. cusickii. Phenology: flowering. 

Neland A. Kissinger, Jr., K-47.  5/31/1952. 		RM 237831	Barcode: RM0153598
_________________________________________________________________________

433.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Rocky Mountain Forest and Range Experiment Station: Beaver Divide.  Elev. 6800 ft.
T30N R96W S2.  42.6006 N, 108.2773 W; uncertainty 3 mi..  
Common in sandy loam soil, 5% southeast slope, in sagebrush-grass type; associated with Artemisia tridentata, Agropyron dasystachyum (A. riparium?), Poa secunda, and P. cusickii. Phenology: flowering. 

Neland A. Kissinger, Jr., K-47.  5/31/1952. 		USFS 402640	Barcode: USFS0067668
_________________________________________________________________________

434.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Laramie County: Southwest edge of Cheyenne
T13N R67W S1 SE1/4 SE1/4.  41.1178 N, 104.8302 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Sandy dry hilltop. Phenology: flowering & fruiting. 

Nellis, 5-72.  6/28/1972. 		RM 290647	Barcode: RM0153604
_________________________________________________________________________

435.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: 80 mi N of Rock Springs.  Elev. 7200 ft.
T31N R108W S14.  42.6593 N, 109.6848 W; uncertainty 2 mi..  
Phenology: flowering. 

O. J. Murie, 145.  6/7/1931. 		RM 130054	Barcode: RM0154437
_________________________________________________________________________

436.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Douglas.  Elev. 4800 ft.
T32N R71W S9.  42.7612 N, 105.3744 W; uncertainty 3 mi..  
Sandy soil. Phenology: flowering & fruiting. 

Robert E. Pfadt, s.n..  5/21/1940. 		RM 311137	Barcode: RM0154434
_________________________________________________________________________

437.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Black Thunder Strip Mining Area: North Prong Thunder Creek and Little Thunder Creek.  Elev. 4750 ft.
T43N R70W S34 SW1/4 NE1/4.  43.6576 N, 105.2494 W; uncertainty 0.25 mi..  
In breaks associated with big sagebrush, blue grama, western wheatgrass; soil shallow slayey, shale, loamy - Shingle Series, Shale. Phenology: flowering. 

R. E. Ries, 184.  6/13/1973. 		RM 293533	Barcode: RM0153605
     with D. W. Sabinske
_________________________________________________________________________

438.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Big Hollow, on Rt. 44 between Wyo Hwy 130 and Wyo Hwy 230, W of Laramie in central basin.  Elev. 7400 ft.
T15N R76W S1.  41.2967 N, 105.8708 W; uncertainty 1 mi..  
Commn on roadside. Phenology: flowering. 

Robert J. Hill, 5.  6/7/1973. 		RM 391402	Barcode: RM0153609
_________________________________________________________________________

439.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Game and Fish East Fork Winter Range: East Fork Unit: 1/4 mi above Goose Lake, ca 11.5 air mi NE of Dubois.  Elev. 7280 ft.
T42N R105W S4 SW1/4.  
Growing in loam to clay in spring bottom to above spring on dry hill (southwest facing, 5-15% slope); dominants include willow, sedge, and grass in riparian area and big sagebrush, Poa and Agropyron on dry hill. Phenology: flowering. 

R. Olson, 8.  6/3/1981. 		RM 337741	Barcode: RM0035269
     with W. Gerhart, D. Rizor and D. Jones
_________________________________________________________________________

440.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Ca 46 air mi SW of Pilot Butte, ca 35 air mi SW of Green River.  Elev. 8160 ft.
T14N R111W S30 SE1/4.  41.165 N, 109.9715 W; uncertainty 0.5 mi..  
Associated with Artemisia tridentata, Symphoricarpos oreophilus, Poa fendleriana, and Koeleria cristata on shallow loamy soil in sagebrush-grassland. Phenology: flowering. 

Ray A. Christensen, 18.  6/6/1979. 		RM 316781	Barcode: RM0153667
_________________________________________________________________________

441.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: East slope Big Horn Mountains: East Fork of Big Goose Creek.  Elev. 7800 ft.
T53N R86W S3.  44.5998 N, 107.2025 W; uncertainty 1 mi..  
Dry meadow. Phenology: flowering & fruiting. 

Reed C. Rollins, 57167.  7/10/1957. 		RM 358040	Barcode: RM0153613
     with Richard C. Rollins
_________________________________________________________________________

442.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: N of Gillette.  Elev. 4550 ft.
T50N R71W S6; also T51N R72W.  44.4344 N, 105.4392 W; uncertainty 6 mi..  
Sagebrush-grassland association. Phenology: flowering & fruiting. 

Richard F. Harner, 14.  6/8/1974. 		RM 293338	Barcode: RM0153615
_________________________________________________________________________

443.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: On the edge of the Red Desert: North Oregon Butte.  Elev. 8000-8600 ft.
T26N R101W S2.  42.2576 N, 108.837 W; uncertainty 1 mi..  
Phenology: flowering. 

Richard W. Scott, 4115.  5/24/1985. 		RM 383385	Barcode: RM0035215
_________________________________________________________________________

444.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Dickinson Park, along Dickinson Creek.  Elev. 9300 ft.
T33N R102W S5; also S8.  42.8613 N, 109.0655 W; uncertainty 2 mi..  
Meadows along creek. Phenology: flowering & fruiting. 

Richard W. Scott, 453.  6/24/1965. 		RM 279990	Barcode: RM0035216
_________________________________________________________________________

445.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County:   Elev. 7200 ft.
T22N R118W S23 South1/2.  41.8673 N, 110.7807 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Wet meadow with Camassia, Allium geyeri. Phenology: flowering. 

Robert D. Dorn, 4042.  6/21/1984. 		RM 353492	Barcode: RM0153662
_________________________________________________________________________

446.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Bill.  Elev. 4700 ft.
T38N R70W S28 SE1/4.  43.2408 N, 105.2703 W; uncertainty 0.5 mi..  
Grassland with Bromus tectorum, Poa. Phenology: flowering & fruiting. 

Robert D. Dorn, 5136.  5/27/1991. 		RM 566719	Barcode: RM0153661
_________________________________________________________________________

447.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Mountains.  Elev. 6800 ft.
T1N R3W S25.  43.0337 N, 109.0604 W; uncertainty 1 mi..  
Sandy soil, grassland, Chugwater (?) formation. Phenology: flowering & fruiting. 

Robert M. Muir, 322.  6/14/1938. 		RM 393319	Barcode: RM0035229
_________________________________________________________________________

448.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Mountains.  Elev. 6800 ft.
T1N R3W S25.  43.0337 N, 109.0604 W; uncertainty 1 mi..  
Sandy soil, grassland, Chugwater (?) formation. Phenology: flowering & fruiting. 

Robert M. Muir, 322.  6/14/1938. 		RM 393321	Barcode: RM0035228
_________________________________________________________________________

449.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Gros Ventre Mountains: Curtis Canyon.  Elev. 8000 ft.
T41N R115W S16.  43.5188 N, 110.6561 W; uncertainty 1 mi..  
Infrequent in dark soil with Artemisia sp. and Antennaria sp. Phenology: flowering. 

Robert W. Lichvar, 258.  6/5/1977. 		RM 316020	Barcode: RM0153660
_________________________________________________________________________

450.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Gros Ventre Mountains: National Elk Refuge.  Elev. 7300 ft.
T42N R115W S13.  43.6052 N, 110.5964 W; uncertainty 1 mi..  
Infrequent in light, dry soil with Artemisia sp. and Potentilla sp. Phenology: flowering. 

Robert W. Lichvar, 269.  6/6/1977. 		RM 316018	Barcode: RM0153659
     with Bill Mechum
_________________________________________________________________________

451.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Bank of Sweetwater River near Wyo Hwy 28.  Elev. 7442 ft.
T28N R101W S20.  42.3894 N, 108.8954 W; uncertainty 1 mi..  
Phenology: flowering. 

Robin Jones, 62.  6/28/1988. 		RM 541149	Barcode: RM0153658
_________________________________________________________________________

452.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Wasatch-Cache Nat'l Forest, Uinta Mts, between Gourley Meadow and Cottonwood Creek.
T12NR115WS34NW.  
Dry meadow on old moraine with Kentucky bluegrass. Phenology: flowering & fruiting. 

Sherel Goodrich, 26054.  7/2/1999. 		RM 745591	Barcode: RM0154433
_________________________________________________________________________

453.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Washakie National Forest: Pass Creek.  Elev. 7600 ft.
T31N R100W S27.  42.63 N, 108.766 W; uncertainty 2 mi..  
Sandy loam soil. Phenology: flowering. 

Silas W. Yarnall, 181.  6/12/1911. 		USFS 402638	Barcode: USFS0053103
_________________________________________________________________________

454.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Hills E of Sheridan.  Elev. 3900 ft.
Rocky slope. Phenology: flowering & fruiting. 

Seymour S. Sharp, 131.  6/17/1912. 		RM 288145	Barcode: RM0154436
_________________________________________________________________________

455.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Hardy Project Uranium Mine; ca 40 air mi NW of Douglas.  Elev. 5000-5100 ft.
T38N R73W S21 SE1/4; also SW1/4 S22, NW1/4 S27; also NE1/4 S28.  43.2495 N, 105.6288 W; uncertainty 1 mi..  
Growing in sand blow-out in sagebrush-grassland. Phenology: flowering. 

Steve Skelton, s.n..  5/17/1978. 		RM 309844	Barcode: RM0153665
_________________________________________________________________________

456.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Shoshone National Forest: ridges between Coe Lodge and Bull Creek.  Elev. 6800 ft.
T50N R103W S5; also S8.  44.3352 N, 109.2672 W; uncertainty 2 mi..  
Scarce in sandy loam soil on ridges. Phenology: flowering. 

W. F. Goodman, 289.  6/14/1915. 		USFS 402637	Barcode: USFS0053102
_________________________________________________________________________

457.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Yellowstone National Park: Mammoth Hot Springs.  Elev. 6300-6800 ft.
T58N R115W S36.  44.9659 N, 110.7153 W; uncertainty 1 mi..  
Phenology: flowering & fruiting. 

W. S. Cooper, 27y.  7/13/1906. 		RM 57791	Barcode: RM0154439
_________________________________________________________________________

458.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Sweetwater River Valley: ruts in two track road along section-line fence on north side of Sweetwater River, ca 5 air mi SW of U.S. Hwy 287.  TNC Sweetwater Preserve.  Elev. 6620 ft.
T29N R96W S15 NE1/4 NW1/4; also South1/2 S10.  42.4832 N, 108.2968 W; uncertainty 1 mi..  
South-facing slopes and summit of sandy-gravelly siltstone ridge; cushion plant community with scattered sagebrush on ridgetops. Phenology: flowering. 

Walter Fertig, 13685.  5/28/1993. 		RM 632762	Barcode: RM0153576
_________________________________________________________________________

459.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: 3 mi E of downtown Laramie and 1/4 mi N of U.S. Hwy 30, ca 1 mi N of junction of U.S. Hwy 30 and I-80 and ca 0.4 mi SE of Spring Creek.  Elev. 7250 ft.
T16N R73W S36 SW1/4.  
Brownish clay-sandy soil in narrow cracks and wedges within extensive limestone bedrock flats of gray metamorphic limestone.  Community of Cercocarpus montanus/Koeleria macrantha with scattered Chrysothamnus viscidiflorus, Ribes cereum, Poa secunda, and Phenology: flowering & fruiting. 

Walter Fertig, 18143.  5/24/1998. 		RM 703773	Barcode: RM0154485
_________________________________________________________________________

460.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn National Forest: Paintrock Lakes Road.  Elev. 5500 ft.
T50N R89W S22.  44.2918 N, 107.5323 W; uncertainty 1 mi..  
Abundant on dry slopes in loose sandy soil, 30% west exposure, with juniper, sagebrush, and larkspur. Phenology: buds. 

William J. Cochran, 107.  5/24/1932. 		USFS 410271	Barcode: USFS0067664
_________________________________________________________________________

461.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn National Forest: Old Mill Set.  Elev. 8300 ft.
T50N R88W S11.  44.3208 N, 107.4149 W; uncertainty 1 mi..  
Moderately abundant in parks with grass-weed. Phenology: flowering. 

William J. Cochran, 208.  5/28/1934. 		USFS 410270	Barcode: USFS0067672
_________________________________________________________________________

462.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Western part of the Great Plains Prairie at Jireh.  Elev. 5350 ft.
T32N R66W S12.  42.7655 N, 104.7172 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
In sandy-silt loam. Phenology: flowering. 

Wright L. Hess, 97.  7/20/1915. 		RM 86872	Barcode: RM0154438
_________________________________________________________________________

463.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Stratton Hydrology Study Area: Sane Creek.  Elev. 7000-8000 ft.
T17N R87W S25.  41.4179 N, 107.1376 W; uncertainty 1 mi..  
Sagebrush rangeland. Phenology: flowering & fruiting. 

Max H. Schroeder, s.n..  6/20/1972. 		RM 338162
     with Gary L. Ranck
_________________________________________________________________________

464.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County:   Elev. 7200 ft.
T22N R118W S23 South1/2.  41.8673 N, 110.7807 W; uncertainty 1 mi..  
Wet meadow with Camassia, Allium geyeri. Phenology: flowering. 

Robert D. Dorn, 4042.  6/21/1984. 		RM 353492
_________________________________________________________________________

465.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Bill.  Elev. 4700 ft.
T38N R70W S28 SE1/4.  43.2408 N, 105.2703 W; uncertainty 0.5 mi..  
Grassland with Bromus tectorum, Poa. Phenology: flowering & fruiting. 

Robert D. Dorn, 5136.  5/27/1991. 		RM 566719
_________________________________________________________________________

466.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: 9th Street Road, ca 9 mi NE of Laramie.  Elev. 7900 ft.
T16N R72W S04.  13 N; uncertainty 1 mi..  
Common on south exposure with Artemisia sp. and Cercocarpus montanus. Phenology: flowering. 

Ronald L. Hartman, 3063.  5/23/1970. 		RM 295436	Barcode: RM0154540
_________________________________________________________________________

467.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Moffat County: North-central Colorado: County Road 38, ca 22 air mi N of Craig.  Elev. 6500-6600 ft.
T10N R91W S13 NW1/4.  40.8235 N, 107.5548 W.  
Sagebrush and Amelanchier. Phenology: fruiting. 

Ronald L. Hartman, 67289.  6/6/2000. 		RM 758060
_________________________________________________________________________

468.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Cedar Mountain, ca 6 air mi NW of Craig.  Elev. 7200-7300 ft.
T7N R91W S9 SW1/4; also N1/2 S16.  40.5791 N, 107.611 W; uncertainty 1 mi..  
Volcanic rocks exposed sporadically on southwest slope to summit; Utah juniper, serviceberry, antelope bitterbrush, etc. with scattered sagebrush. Phenology: flowering. 

Ronald L. Hartman, 70489.  5/23/2001. 		RM 762926
_________________________________________________________________________

469.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Wymore Gulch, ca 7 air mi NE of Craig.  Elev. 6900 ft.
T7N R90W S1 SW1/4.  40.5934 N, 107.4408 W; uncertainty 0.5 mi..  
Sagebrush slopes. Phenology: flowering. 

Ronald L. Hartman, 70544.  5/23/2001. 		RM 762925
_________________________________________________________________________

470.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: flood plain and bluff between the Snake River and The Potholes, ca 5.5 air mi SW of Moran; ca 23.5 air mi NNE of Jackson.  Elev. 6700-6800 ft.
T44N R115W S12 SE1/4.  43.7907 N, 110.5899 W; GPS Reading.  
Valley bottom with overflow channels, cottonwood grove, and sagebrush flats. Phenology: flowering. 

B. E. Nelson, 68315.  6/5/2006. 		RM 834208	Barcode: RM0012041
_________________________________________________________________________

471.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: along dirt road above and W of the Snake River at the south end of Burnt Ridge, ca 7.5 air mi NNE of Moose; ca 20 air mi NNE of Jackson.  Elev. 6840-6870 ft.
T44N R115W S28 NE1/4.  43.7544 N, 110.6552 W; GPS Reading.  
Shallow snow drift area. Phenology: flowering. 

B. E. Nelson, 68405.  6/5/2006. 		RM 834207	Barcode: RM0012040
_________________________________________________________________________

472.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: Apex Trail at the east base of Teewinot Mountain above Lupine Meadows, ca 6 air mi NNW of Moose; ca 18 air mi N of Jackson.  Elev. 7000-8000 ft.
T44N R116W S34 NE1/4.  43.7393 N, 110.7533 W; GPS Reading.  
Gentle slope of exposed bedrock with patches of soil. Phenology: flowering. 

B. E. Nelson, 68530.  6/9/2006. 		RM 834206	Barcode: RM0012039
     with David Scott, Nancy Bockino
_________________________________________________________________________

473.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: Uhl Hill, ca 1.5 air mi S of Moran; ca 16 air mi NE of Moose.  Elev. 7367 ft.
T45N R113W S36 SE1/4.  43.8166 N, 110.4891 W; GPS Reading.  
Steep, dry slope with sandy soils and scattered Pseudotsuga menziesii and Pinus flexilis. Phenology: flowering. 

David Scott, 501.  6/12/2006. 		RM 834223	Barcode: RM0012043
     with Nancy Bockino
_________________________________________________________________________

474.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: near Gros Ventre Junction, ca 4 air mi S of Moose; ca 9 air mi NNE of Jackson.  Elev. 6560 ft.
T42N R115W S18 SW1/4.  43.5984 N, 110.7009 W; uncertainty 0.25 mi..  
Area burned in 2003 wildfire. Phenology: flowering. 

David Scott, 726.  6/19/2006. 		RM 834201	Barcode: RM0012042
     with Geneva Chong
_________________________________________________________________________

475.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Lawrence County: Little Elk Canyon.  Elev. 4130-5060 ft.
T3N R5E S11.  
Rocky open slope. Phenology: flowering. 

A. C. McIntosh, 108.  5/26/1924. 		RM 99291	Barcode: RM0156253
_________________________________________________________________________

476.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Meade County: Piedmont.  Elev. 3490 ft.
T3N R6E S10.  44.2316 N, 103.389 W; uncertainty 1 mi..  
Phenology: flowering. 

Alice D. Pratt, s.n..  6//1895. 		RM 313891	Barcode: RM0156259
_________________________________________________________________________

477.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Meade County: Piedmont.  Elev. 3490 ft.
T3N R6E S10.  44.2316 N, 103.389 W; uncertainty 1 mi..  
Phenology: flowering. 

Alice D. Pratt, s.n..  6//1895. 		RM 8962	Barcode: RM0156261
_________________________________________________________________________

478.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Lawrence County: Little Elk Canyon.  Elev. 4130-5060 ft.
T3N R5E S11.  
Rocky open slope. Phenology: flowering. 

Arthur C. McIntosh, 108.  5/26/1924. 		RM 99291
_________________________________________________________________________

479.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Jesse Elliott Ranger Station.  Elev. 3280 ft.
T17N R8E S32.  
Phenology: buds. 

C. M. Hubbard, 54.  5/22/1914. 		USFS 443098	Barcode: USFS0067725
_________________________________________________________________________

480.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Black Hills National Forest: Doll Ranch.  Elev. 6420 ft.
T2S R3E S26.  43.8469 N, 103.7268 W; uncertainty 1 mi..  
On 6% south slope; silt soil; open pine type with Poa pratensis, Antennaria spp., and Thermopsis rhombifolia. Phenology: flowering. 

Charles P. Pase, 566.  6/20/1956. 		USFS 443126	Barcode: USFS0067726
_________________________________________________________________________

481.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Black Hills National Forest: 1 mi S of Rapid City.  Elev. 3500 ft.
T1N R7E S13.  
On 20 percent southeast slope; sandy soil; mixed prairie type with Poa pratensis, Koeleria cristata, Stipa comata, Artemisia frigida. Phenology: flowering. 

Charles P. Pase, 818.  6/3/1957. 		USFS 443128	Barcode: USFS0067728
_________________________________________________________________________

482.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Black Hills National Forest: Gold Run.  Elev. 6050 ft.
T1S R3E S5.  43.9848 N, 103.7768 W; uncertainty 2 mi..  
On 30% southwest slope; shallow limestone soil; mixed prairie type with Sporobolus heterolepis, Koeleria cristata, and Carex spp. Lat/Long on NE cor S8 (USGS 7.5) G. Bryson Phenology: flowering. 

Charles P. Pase, 821.  6/11/1957. 		USFS 443127	Barcode: USFS0067727
_________________________________________________________________________

483.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Meade County: Sturgis.  Elev. 3380-3640 ft.
T5N R5E S9.  44.4088 N, 103.5185 W; uncertainty 1 mi..  
Red foot hills; grass association. Phenology: flowering & fruiting. 

Herman E. Hayward, 1055.  6/17/1927. 		RM 304624	Barcode: RM0156255
_________________________________________________________________________

484.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Buffalo Gap.  Elev. 3200-3500 ft.
T6S R7E S29.  
Red foot hills; grass association. Phenology: flowering & fruiting. 

Herman E. Hayward, 1536.  6/27/1927. 		RM 304623	Barcode: RM0156260
_________________________________________________________________________

485.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Lawrence County: Terry Peak above Trojan.  Elev. 6700 ft.
T4N R2E S2.  44.3317 N, 103.8367 W; uncertainty 0.25 mi..  
Mountain slopes; second succession, popple and birch association. Phenology: flowering & fruiting. 

Herman E. Hayward, 1896.  7/4/1927. 		RM 304622	Barcode: RM0156254
_________________________________________________________________________

486.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Pennington County: Reynold's Prairie 2 mi NE of [Inundated] Deerfield.  Elev. 6040 ft.
T1N R3E S17.  44.056 N, 103.7991 W; uncertainty 1 mi..  
Open grassland; grass association; xero-mesophytic. Phenology: fruiting. 

Herman E. Hayward, 2366.  7/23/1927. 		RM 110636	Barcode: RM0156256
_________________________________________________________________________

487.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 9441.  5/13/1985. 		RM 365782	Barcode: RM0156258
_________________________________________________________________________

488.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grasslands, 3 mi S, 1 mi W Cactus Flats.  Elev. 2580-2700 ft.
T3S R18E S12.  43.7927 N, 101.915 W; uncertainty 1 mi..  
Sandy clay soil; with Agropyron smithii, Bromus japonica, Me[lilotus] of[ficinalis]. Elev closer  to 2600 f (USGS 7.5') G. Bryson Phenology: flowering & fruiting. 

K. E. Severson, 261.  6/14/1973. 		RM 345332
     with E. C. Garrett
_________________________________________________________________________

489.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: East Short Pine Hills.  Elev. 3000-4000 ft.
T16N R3E S11.  
Sandy loam and gumbo; mesas and foothills. Phenology: flowering. 

Louis W. Shevling, 38-SP19.  6/4/1914. 		USFS 443097	Barcode: USFS0067724
_________________________________________________________________________

490.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: south end of George Creek and vicinity, ca 4 air mi SE of Garrett.  Elev. 7360-7400 ft.
T24N R73W S10 SE1/4.  42.0676 N, 105.5767 W.  
Sandy and gravelly areas in sagebrush grasslands with granite outcrops. Phenology: fruiting. 

Amy J. Roderick, 1015.  6/23/1997. 		RM 678223	Barcode: RM0153559
_________________________________________________________________________

491.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Palmer Canyon or County Road 721, ca 10.7 air mi S of Garrett; ca 24.6 air mi NE of Rock River.  Elev. 7330-7540 ft.
T23N R73W S20.  41.9512 N, 105.6155 W.  
Northwest facing red sandy slope with a limestone ridge, grasses and scattered limber pine common. Phenology: fruiting. 

Amy J. Roderick, 1053.  6/23/1997. 		RM 678222	Barcode: RM0153560
_________________________________________________________________________

492.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: East Short Pine Hills.  Elev. 3000-4000 ft.
T16N R3E S11.  
Steppe. Phenology: fruiting. 

S. S. Visher, 981.  8/20/1910. 		RM 69809
_________________________________________________________________________

493.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Western portion of county.
Open hillsides. Phenology: fruiting. 

W. H. Over, 18084.  7/6/1929. 		RM 117280	Barcode: RM0156257
_________________________________________________________________________

494.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: 0.25 mi W of U.S. Hwy 287; 21.9 mi S of Virginia Dale.
East-facing sandstone bluffs with limestone caps associated with mountain mahogany and skunkbrush. Phenology: flowering & fruiting. 

Betsy E. Neely, 2619.  6/1/1985. 		RM 397505
_________________________________________________________________________

495.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: 4 mi W of Fort Collins.
Heavily grazed pasture. Phenology: flowering & fruiting. 

C. M. Brown, s.n..  6/27/1938. 		RM 172994
_________________________________________________________________________

496.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: E Fort Collins: along railroad.
Phenology: flowering & fruiting. 

C. S. Crandall, 2404.  5/24/1898. 		RM 45246
_________________________________________________________________________

497.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County:   Elev. 5500 ft.
Hills. Phenology: flowering & fruiting. 

Carl F. Baker, 10561.  5/12/1895. 		RM 8961
_________________________________________________________________________

498.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, no county County: 
Phenology: vegetative only. 

E. Hall, 551.  //1862. 		RM 227941
     with J. P. Harbour
_________________________________________________________________________

499.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Lower Gunnison Canyon.  Elev. 8000 ft.
Open meadow. Phenology: flowering & fruiting. 

Edwin B. Payson, 100.  6/1/1913. 		RM 81033
_________________________________________________________________________

500.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Sherman Mountains: ca 7.5 air mi SE of Laramie.  Elev. 8650-8710 ft.
T15N R72W S34 NW1/4.  41.2253 N, 105.4497 W.  
Pine-fir forest; windswept mountain side. Phenology: fruiting. 

B. A. Packer, 1342.  7/3/1997. 		RM 678221	Barcode: RM0153591
     with J. Brondum, T. McGowan, and J. Wilson
_________________________________________________________________________

501.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Boulder County: Near Boulder.  Elev. 1700 m.
Phenology: flowering & fruiting. 

Francis Ramaley, 1028.  5/30/1905. 		RM 52998
_________________________________________________________________________

502.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Boulder County: White Rocks: near Boulder.
Open site in sandy soil. Phenology: flowering & fruiting. 

Francis Ramaley, 15959.  5/14/1937. 		RM 172600
_________________________________________________________________________

503.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Boulder County: Near Boulder.
Phenology: flowering & fruiting. 

Francis Ramaley, A. 177.  5/29/1900. 		RM 23348
_________________________________________________________________________

504.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Boulder County: Near Boulder.  Elev. 5000-6000 ft.
Plains and foothills. Phenology: flowering & fruiting. 

Frank Tweedy, 5512.  6/3/1902. 		RM 47772
_________________________________________________________________________

505.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Weld County: Pawnee Buttes.
Phenology: fruiting. 

G. S. Dodds, 2089.  7/1/1906. 		RM 56944
_________________________________________________________________________

506.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: Spring Canyon.
Phenology: flowering & fruiting. 

George E. Osterhout, 1199.  5/25/1895. 		RM 157588
_________________________________________________________________________

507.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Weld County: New Windsor.
Phenology: fruiting. 

George E. Osterhout, 194.  6/3/1892. 		RM 157587
_________________________________________________________________________

508.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Weld County: New Windsor.
South of river. Phenology: flowering & fruiting. 

George E. Osterhout, 2906.  5/24/1904. 		RM 157589
_________________________________________________________________________

509.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Weld County: New Windsor.
Phenology: flowering & fruiting. 

George E. Osterhout, 2906.  5/24/1904. 		RM 50957
_________________________________________________________________________

510.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer? County: Routts Ranch.
Phenology: flowering & fruiting. 

George E. Osterhout, 4687.  5/25/1912. 		RM 157590
_________________________________________________________________________

511.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: S of Ingleside.
Phenology: flowering & fruiting. 

George E. Osterhout, 4687.  5/25/1912. 		RM 84302
_________________________________________________________________________

512.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Weld County: Windsor.
Phenology: flowering & fruiting. 

George E. Osterhout, sn.  6/4/1909. 		RM 312164
_________________________________________________________________________

513.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Jefferson County: Limon.  Elev. 5500 ft.
Prairie. Phenology: flowering & fruiting. 

Ira W. Clokey, 3081.  5/25/1918. 		RM 95428
_________________________________________________________________________

514.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Huerfano County: La Veta: road to Walsenburg.
Phenology: fruiting. 

Johnston, 806.  6/22/1917. 		RM 101911
     with Hedgcock
_________________________________________________________________________

515.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 15 air mi NE of Laramie.  Elev. 7470-7530 ft.
T17N R71W S36 SE1/4.  41.3991 N, 105.2964 W.  
Sagebrush grassland. Phenology: flowering. 

B. A. Packer, 168.  6/10/1997. 		RM 678232	Barcode: RM0153548
     with J. Brondum, T. McGowan, and J. Wilson
_________________________________________________________________________

516.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Huerfano County: SE of La Veta.  Elev. 2200-2300 ft.
Hills. Also Las Animas County. Phenology: vegetative only. 

P. A. Rydberg, 6425.  5/18/1900. 		RM 107148
     with F. K. Vreeland
_________________________________________________________________________

517.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Huerfano County: SE of La Veta.  Elev. 2200-2300 ft.
Hills. Phenology: flowering & fruiting. 

P. A. Rydberg, 6425.  5/18/1900. 		RM 29796
     with F. K. Vreeland
_________________________________________________________________________

518.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Rist Canyon.  Elev. 5400 ft.
T8N R70W S27.  40.6331 N, 105.2212 W; uncertainty 1 mi..  
Rare in grassy area on 30% slope, northeast exposure in deep gravelly silt. Phenology: flowering & fruiting. 

Paul L. Ginter, 577.  5/31/1941. 		USFS 443125
_________________________________________________________________________

519.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Larimer County: 3 mi SE of Windsor.  Elev. 4650 ft.
Occasional in pastures on 50% slope, south exposure in sandy loam. Phenology: flowering & fruiting. 

Paul L. Ginter, 818.  5/27/1943. 		USFS 443138
_________________________________________________________________________

520.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Weld County:   Elev. 5000 ft.
T10N R66W S13.  40.8358 N, 104.7243 W; uncertainty 1 mi..  
Dry creek wash in sandy loam. Phenology: flowering & fruiting. 

Robert M. Muir, 22.  6/15/1937. 		RM 171993
_________________________________________________________________________

521.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Rio Blanco County: Ridge N of Trail Canyon; ca 0.5 mi E of Calamity Ridge.  Elev. 8180 ft.
T1N R99W S19 NW1/4 of SE1/4.  
Scattered on ridgetop with Poa, Astragalus, Machaeranthera and Allium. Phenology: flowering & fruiting. 

Steve L. O'Kane Jr., 2429.  6/14/1986. 		RM 395368
_________________________________________________________________________

522.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Boulder County: Boulder Mountain Parks: Chautauqua Meadow.  Elev. 5700 ft.
Lush foothills meadow with native and adventive ssp. Phenology: flowering & fruiting. 

Tim Hogan, 1628.  5/14/1992. 		RM 577109
_________________________________________________________________________

523.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Plumbago Canyon, ca 10.2 road mi NE of U.S. Hwys 30/287 on Wyo Hwy 34; ca 22.4 road mi NE of Laramie.  Elev. 7190-7260 ft.
T20N R73W S36 SW1/4.  41.6619 N, 105.5279 W.  
Sagebrush grassland with sandy, dry soil. Phenology: flowering. 

B. A. Packer, 203.  6/12/1997. 		RM 678231	Barcode: RM0153536
     with J. Brondum and T. McGowan
_________________________________________________________________________

524.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Pueblo County: Beulah.
Phenology: flowering & fruiting. 

W. W. Robbins, 4893.  6/6/1908. 		RM 64689
_________________________________________________________________________

525.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Uncompaghre National Forest: Nucla.  Elev. 5000 ft.
T46N R15W S17.  38.2409 N, 108.5466 W; uncertainty 1 mi..  
Common on 10% slope, north exposure in clay loam. Phenology: flowering & fruiting. 

Walter E. Pool, P-31.  5/3/1940. 		USFS 443124
_________________________________________________________________________

526.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: E of Wyo Hwy 487, ca 3.5 air mi E of Chalk Mountain on the northwestern rim of Shirley Basin.  Elev. 7150 ft.
T28N R80W S34.  42.3541 N, 106.4034 W.  
Sandy-gravelly hills of sagebrush, grasses, and forbs. Phenology: flowering. 

Amy J. Roderick, 3835.  5/21/1998. 		RM 665914	Barcode: RM0154517
_________________________________________________________________________

527.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: bluff abutting dirt road leading to Sunshine Beach in Seminoe State Park, ca 2.4 air mi S of Seminoe Dam; ca 25.5 air mi NE of Sinclair.  Elev. 6700 ft.
T25N R84W S20.  42.1229 N, 106.9097 W.  
Calcareous and sandy substrate of bluff dominated by mountain mahogany and sagebrush. Phenology: flowering. 

Amy J. Roderick, 384.  6/3/1997. 		RM 667065	Barcode: RM0153645
_________________________________________________________________________

528.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

Amy J. Roderick, 3897.  5/24/1998. 		RM 665913	Barcode: RM0154518
_________________________________________________________________________

529.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Elmers Rock, along unnamed spur of Laramie River, ca 13 air mi N of Wyo Hwy 34; ca 40.5 air mi NE of Laramie.  Elev. 6930 ft.
T23N R72W S24 SE1/4.  41.9519 N, 105.4188 W.  
Granite rock outcrops with pine and juniper. Phenology: flowering & fruiting. 

B. A. Packer, 287.  6/12/1997. 		RM 678230	Barcode: RM0153552
     with J. Brondum and T. McGowan
_________________________________________________________________________

530.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Laramie County: Laramie Range: ca 1.5 road mi S of Federal; ca 25 air mi NE of Laramie.  Elev. 6610-6660 ft.
T15N R69W S28 NE1/4.  41.2441 N, 105.1216 W.  
Sandstone cliffs. Phenology: flowering & fruiting. 

B. A. Packer, 340.  6/17/1997. 		RM 678229	Barcode: RM0153553
     with J. Brondum and T. McGowan
_________________________________________________________________________

531.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Forest Road 703, ca 12 road mi SE of Laramie.  Elev. 8590 ft.
T15N R72W S15 SW1/4.  41.2684 N, 105.4497 W.  
Windswept granite mountain top. Phenology: flowering. 

B. A. Packer, 564.  6/20/1997. 		RM 678228	Barcode: RM0153554
     with J. Brondum and T. McGowan
_________________________________________________________________________

532.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 20.5 road mi NE of U.S. Hwy 30/287 on Fetterman Road (County Road 161), then ca 8.2 road mi E on County Road 710, then ca 1.8 road mi SE on Cow Creek Mountain Access Road.  Elev. 8200-8300 ft.
T26N R73W S15 SW1/4.  42.2241 N, 105.5857 W.  
Mountain with granite outcrops. Phenology: flowering. 

B. A. Packer, 677.  6/23/1997. 		RM 678227	Barcode: RM0153555
     with J. Brondum and T. McGowan
_________________________________________________________________________

533.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: along County Road 210, ca 1 air mi W of Poison Spider Oil Field; ca 24 air mi W of Casper.  Elev. 5800 ft.
T33N R83W S3 NW1/4.  42.8584 N, 106.785 W.  
Rocky ridges of sagebrush-grassland. Phenology: flowering & fruiting. 

Amy J. Roderick, 3970.  5/25/1998. 		RM 665940	Barcode: RM0154519
_________________________________________________________________________

534.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: North Laramie River, ca 17.5 road mi N on Fetterman Road (County Road 161); ca 60 mi N of Laramie.  Elev. 7000 ft.
T25N R74W S16 NE1/4.  42.1374 N, 105.722 W.  
Cow pasture along river. Phenology: flowering. 

B. A. Packer, 735.  6/24/1997. 		RM 678226	Barcode: RM0153556
     with J. Brondum and T. McGowan
_________________________________________________________________________

535.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 908.  6/26/1997. 		RM 678225	Barcode: RM0153557
     with J. Brondum and T. McGowan
_________________________________________________________________________

536.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 946.  6/26/1997. 		RM 678224	Barcode: RM0153558
     with J. Brondum and T. McGowan
_________________________________________________________________________

537.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: rim above the heads of Big Red and Clear Fork Muddy creeks S of Casper Mountain and W of Muddy Mountain, ca 11 air mi S of Casper.  Elev. 7400-7700 ft.
T31N R79W S4.  42.686 N, 106.3149 W.  
Open mixed woods with areas of sagebrush. Phenology: flowering. 

B. E. Nelson, 40526.  6/22/1997. 		RM 678220	Barcode: RM0153592
_________________________________________________________________________

538.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: ca 2 air mi from Horse Peak; ca 2 air mi from junction of Wyo Hwy 77 and 487.  Elev. 6800 ft.
T28N R80W S7.  42.4119 N, 106.4619 W.  
Calcareous gravel two-track through rolling grasslands. Phenology: flowering & fruiting. 

Amy J. Roderick, 4013.  5/27/1998. 		RM 665939	Barcode: RM0154520
_________________________________________________________________________

539.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: E of Little Red Creek on the southwest side of Casper Mountain, ca 10.5 air mi SW of Casper.  Elev. 6100-6400 ft.
T32N R80W S26 SW1/4.  
Steep, rocky slope with juniper. Phenology: fruiting. 

B. E. Nelson, 40675.  6/22/1997. 		RM 678219	Barcode: RM0153593
_________________________________________________________________________

540.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: E of Corral Creek and Old Casper/Medicine Bow Hwy or County Road 402, ca 15 air mi S of Casper.  Elev. 6500-7000 ft.
T31N R79W S30 NW1/4.  42.6277 N, 106.3542 W.  
Rocky top of ridge and nearly level areas near the top. Phenology: fruiting. 

B. E. Nelson, 40700.  6/23/1997. 		RM 678218	Barcode: RM0153594
_________________________________________________________________________

541.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin: Sand Creek, ca 1.5 air mi S of BLM 3144 or Antelope Road; ca 7.2 air mi S of junction of Wyo Hwy 77 and 487.  Elev. 7150 ft.
T27N R79W S7 South1/2; also S8.  42.3252 N, 106.345 W.  
Sagebrush-grassland. Phenology: flowering. 

Amy J. Roderick, 4083.  5/28/1998. 		RM 665938	Barcode: RM0153499
_________________________________________________________________________

542.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Bates Hole E of Wyo Hwy 487, ca 3 air mi NNW of junction with Wyo Hwy 77 and 487.  Elev. 6400 ft.
T29N R80W S28.  42.4529 N, 106.4328 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy draw lined with Cercocarpus, Amelanchier, Purshia, and Symphoricarpos. Phenology: flowering. 

Amy J. Roderick, 4128.  5/28/1998. 		RM 665937	Barcode: RM0153500
_________________________________________________________________________

543.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 0.5-1.5 air mi NE of Marshall.  Elev. 7300-7500 ft.
T27N R75W S16.  42.3108 N, 105.8388 W.  
Granitic outcrop with ponderosa and limber pine and Rocky Mountain juniper. Phenology: flowering. 

Ronald L. Hartman, 56952.  6/5/1997. 		RM 678217	Barcode: RM0153595
     with B. A. Packer and Amy J. Roderick
_________________________________________________________________________

544.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 5800-6300 ft.
T32N R81W S16.  42.7443 N, 106.5508 W.  
Calcareous slopes and red buttes of sagebrush and scattered Utah juniper. Phenology: flowering & fruiting. 

Amy J. Roderick, 4208.  5/30/1998. 		RM 665936	Barcode: RM0153501
_________________________________________________________________________

545.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Laramie Range: Twin Buttes E and N along limestone cap and SW on two track to Sand Draw.  Elev. 6200-6600 ft.
T30N R80W S27; also W1/2 S34.  42.5403 N, 106.4132 W.  
Calcareous substrate above, shale below. Phenology: flowering & fruiting. 

Ronald L. Hartman, 57614.  6/11/1997. 		RM 678216	Barcode: RM0153596
     with B. A. Packer
_________________________________________________________________________

546.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Wyo Hwy 34, ca 0.5-1.5 air mi NW of Plumbago Canyon turnoff.  Elev. 7200-7500 ft.
T20N R73W S36 E1/2.  41.6619 N, 105.5279 W.  
Sandy areas and sandstone with limestone at higher elevation. Phenology: flowering & fruiting. 

Ronald L. Hartman, 57680.  6/18/1997. 		RM 678215	Barcode: RM0153597
     with Timothy W. Chumley
_________________________________________________________________________

547.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Wyo Hwy 34, 0.5 air mi SE of Plumbago Canyon turnoff.  Elev. 7200-7600 ft.
T19N R73W S1 N1/2.  41.6473 N, 105.5279 W.  
Sagebrush-grasslands and limestone outcrops on ridge. Phenology: flowering. 

Ronald L. Hartman, 57759.  6/18/1997. 		RM 678214	Barcode: RM0153546
     with Timothy W. Chumley
_________________________________________________________________________

548.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Morton Pass and N and NE to 0.7 air mi.  Elev. 7200-7400 ft.
T20N R73W S24; also T20N R72W S19.  41.6911 N, 105.5279 W.  
Calcareous substrate with short strip of granite. Phenology: fruiting. 

Ronald L. Hartman, 57802.  6/18/1997. 		RM 678213	Barcode: RM0153547
     with Timothy W. Chumley
_________________________________________________________________________

549.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Morton Pass and N and NE to 0.7 air mi.  Elev. 7200-7400 ft.
T20N R73W S24; also T20N R72W S19.  41.6911 N, 105.5279 W.  
Calcareous substrate with short strip of granite. Phenology: flowering & fruiting. 

Ronald L. Hartman, 57840.  6/18/1997. 		RM 678212	Barcode: RM0153590
     with Timothy W. Chumley
_________________________________________________________________________

550.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Morton Pass and SSW to 0.7 mi.  Elev. 7200-7400 ft.
T20N R73W S25.  41.6765 N, 105.5279 W.  
Calcareous area. Phenology: flowering. 

Ronald L. Hartman, 57876.  6/18/1997. 		RM 678211	Barcode: RM0153535
     with Timothy W. Chumley
_________________________________________________________________________

551.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 4.5 air mi N of north end of Wheatland Reservoir No. 2.  Elev. 7100-7300 ft.
T23N R73W S16 SW1/4.  41.9658 N, 105.5961 W.  
Granitic outcrops and derivative soil. Phenology: fruiting. 

Ronald L. Hartman, 57905.  6/20/1997. 		RM 678210	Barcode: RM0153583
_________________________________________________________________________

552.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: headwaters of Pinto Creek, ca 9 air mi SW of Garrett.  Elev. 6900-7200 ft.
T24N R74W S30.  42.024 N, 105.7513 W.  
Sagebrush-grassland with granite outcrop and limestone leaching (?) from above. Phenology: fruiting. 

Ronald L. Hartman, 57994.  6/21/1997. 		RM 678209	Barcode: RM0153584
_________________________________________________________________________

553.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: SW of Mule Creek crossing and along Mule Creek, ca 6 air mi SSE of Marshall.  Elev. 7000-7100 ft.
T26N R75W S27.  42.1952 N, 105.8193 W.  
Sandstone and limestone caprock and adjacent flats, also along the creek. Phenology: fruiting. 

Ronald L. Hartman, 58064.  6/21/1997. 		RM 678208	Barcode: RM0153585
_________________________________________________________________________

554.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: Red Hill, ca 4 air mi N of Wheatland Reservoir No. 3.  Elev. 7100-7300 ft.
T23N R74W S20.  41.9512 N, 105.7319 W.  
Sagebrush-grassland and calcareous rocky bench with juniper and limber pine. Phenology: fruiting. 

Ronald L. Hartman, 58121.  6/21/1997. 		RM 678207	Barcode: RM0153586
_________________________________________________________________________

555.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Schuster Basin, ca 14 air mi NW of Kemmerer.  Elev. 7400-7800 ft.
T23N R117W S31; also S32; T23N R118W S36 E1/4.  41 55' 55" N, 110 44' 16" W.  
Sagebrush slopes, steep calcareous outcrops on slumped slopes, and aspen woodlands. Phenology: flowering. 

Ronald L. Hartman, 45492.  5/26/1994. 		 
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

556.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: extreme west end of Bluegrass Ridge, ca 11 air mi N of Morton Pass.  Elev. 7000-7300 ft.
T22N R73W S36.  41.8348 N, 105.5379 W.  
Granite interfacing with limestone; limestone. Phenology: fruiting. 

Ronald L. Hartman, 58287.  6/25/1997. 		RM 678206	Barcode: RM0153587
_________________________________________________________________________

557.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Wheat Creek to Windy Gap and Oyster Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-8000 ft.
T23N R115W S7 SW1/4; also S18; T23N R116W S12 SE1/4.  41 59' 59" N, 110 30' 18" W.  
Sagebrush slopes, sandstone and limestone outcrops, cushion plant communities on ridge, wet draws and stream margins. Phenology: flowering. 

Ronald L. Hartman, 45646.  5/28/1994. 		 
     with Tom Cramer
_________________________________________________________________________

558.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: along Middle Threemile Creek, ca 1.5 air mi W of Opal Mountain; ca 15 air mi NNE of Dubois.  Elev. 6200 ft.
T12N R37E S8.  
Sagebrush-grassland. 

B. E. Nelson, 22118.  5/31/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

559.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: south side of Continental Divide ca 1 air mi E of Bannack Pass, ca 34 air mi NW of Dubois.  Elev. 7900-8100 ft.
T13N R31E S1.  
Grass-forb slope and ridgetop. 

B. E. Nelson, 22197.  6/1/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

560.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: on the Continental Divide at the head of East Fork Irving Creek between Knob Mountain and The Thumb, ca 27 air mi NW of Dubois.  Elev. 8400-8800 ft.
T13N R33E S3.  
Meadows and grassy areas. 

B. E. Nelson, 22297.  6/3/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

561.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: 1-2 air mi N of entrance to Roger Canyon.  Elev. 7300 ft.
T17N R72W S30.  41.4137 N, 105.5086 W.  
Calcareous substrate. Phenology: fruiting. 

Ronald L. Hartman, 58443.  6/25/1997. 		RM 678205	Barcode: RM0153588
_________________________________________________________________________

562.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 5.5 air mi NW of Wheatland Reservoir No. 3.  Elev. 6900 ft.
T23N R75W S11 SE1/4.  41.9803 N, 105.7901 W; uncertainty 0.5 mi..  
Roadside. Phenology: fruiting. 

Ronald L. Hartman, 58508.  6/29/1997. 		RM 678204	Barcode: RM0153589
_________________________________________________________________________

563.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Laramie Range: Brae Road, ca 4 mi W of Esterbrook; ca 32 road mi SW of Douglas.  Elev. 7000-7200 ft.
T28N R72W S12 W1/2.  42.4103 N, 105.4319 W.  
Along north facing slope of sagebrush grassland. Phenology: flowering & fruiting. 

B. A. Packer, 3211.  6/19/1998. 		RM 679559	Barcode: RM0153561
     with T. McGowan
_________________________________________________________________________

564.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Northwest Slope Big Hole Mountains: logging road between Warm Creek and Carlton Creek, ca 16 air mi W of Driggs.  Elev. 7000-7200 ft.
T5N R43E S20; also S21.  
Mostly open slopes dominated by forbs and shrubs (Balsamorhiza, Symphoricarpos, Artemisia), some aspen groves, and Douglas fir. 

Stuart Markow, 1027.  6/20/1991. 		 
_________________________________________________________________________

565.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Teton Canyon, just N of Teton Canyon Campground, ca 6 mi E of Alta.  Elev. 7000-7300 ft.
T44N R117W S19; also S20.  43.7634 N, 110.9343 W.  
Mixed open slope and coniferous forest dominated by Pseudotsuga, Prunus, Populus, and Symphoricarpos. 

Stuart Markow, 1133.  6/20/1991. 		RM 676716	Barcode: RM0153646
_________________________________________________________________________

566.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Coal Creek Trail, ca 9 air mi SE of Victor, Idaho.  Elev. 7200-7800 ft.
T41N R118W S14; also S15.  43.5186 N, 110.9742 W.  
Coniferous forest bordering creek, dominated by Abies lasiocarpa, Pseudotsuga menziesii, Sorbus, and Salix. 

Stuart Markow, 2520.  7/8/1991. 		RM 676717	Barcode: RM0153524
_________________________________________________________________________

567.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: West Slope Big Hole Mountains: Black Canyon, ca 9 air mi from Kelly Canyon Ski Area, adjacent to and N of Snake River.  Elev. 5400-6400 ft.
T3N R43E S17; also S18, 19 and T3N R42E S13.  
Steep open slope dominated by Juniperus, Cercocarpus, Purshia, Symphoricarpos, and bunchgrasses.  Some forested slopes dominated by Pseudotsuga, Physocarpus, Vaccinium, and Lonicera.  Some riparian and adjacent open areas. 

Stuart Markow, 536.  6/14/1991. 		 
_________________________________________________________________________

568.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: East Slope Snake River Range: Divide Trail, S of Mosquito Creek Road.  Elev. 6600-7200 ft.
T40N R117W S17.  43.428 N, 110.9037 W.  
Roadside and adjacent coniferous forest, dominated by Pinus contorta, Abies lasiocarpa, and Picea engelmannii, with some riparian. 

Stuart Markow, 5636.  8/11/1991. 		RM 
_________________________________________________________________________

569.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: near entrance to Darby Canyon, ca 4 air mi SE of Driggs, Idaho.  Elev. 6600-7400 ft.
T43N R118W S17; also S20.  43.6914 N, 111.0339 W.  
Open slopes dominated by forbs and shrubs (Amelanchier, Purshia, Symphoricarpos, and Prunus) and open area adjacent to irrigation canal. 

Stuart Markow, 664.  6/16/1991. 		RM 676773	Barcode: RM0153648
_________________________________________________________________________

570.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: slope above and W of Threemile Creek, ca 15 air mi NNE of Dubois.  Elev. 6200-6600 ft.
T12N R37E S8; also S5.  
Shrub steppe dominated by Artemisia, Balsamorhiza, and grasses. 

Stuart Markow, 6673.  5/30/1992. 		 
_________________________________________________________________________

571.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Targhee National Forest: Beaverhead Range: Eidelman Canyon, ca 2 air mi SE of Nicholia.  Elev. 7800-8400 ft.
T12N R29E S23; also S24.  
Open slope above canyon dominated by Artemisia and Leucopoa. 

Stuart Markow, 6748.  6/1/1992. 		 
_________________________________________________________________________

572.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Clark County: Targhee National Forest: South Slope Western Centennial Mountains: 300 yds S of Long Creek, 0.5 mi E of National Forest boundary; ca 12 air mi N of Spencer.  Elev. 7200-7400 ft.
T13N R36E S22; also S23.  
Rolling, open range land, dominated by Artemisia, grasses and forbs. 

Stuart Markow, 6975.  6/5/1992. 		 
_________________________________________________________________________

573.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: 0.5 mi SW of Targhee Pass, between Howard Springs and Targhee Creek Trail, ca 9.5 air mi W of West Yellowstone, Montana.  Elev. 6800-7000 ft.
T16N R44E S30; also S31.  
Open meadow dominated by Artemisia, grasses, and forbs. 

Stuart Markow, 7068.  6/7/1992. 		 
_________________________________________________________________________

574.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: Raynolds Pass, ca 3.5 air mi NW of Henrys Lake; ca 17 air mi NW of West Yellowstone, Montana.  Elev. 6800-6900 ft.
T16N R42E S13; also S14.  
Sagebrush flat dominated by Artemisia, forbs, and grasses. 

Stuart Markow, 7156.  6/7/1992. 		 
_________________________________________________________________________

575.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: McDougal Gulch N of Dry Creek or County Road 321, ca 14.8 air mi NW of junction with Wyo Hwy 220.  Elev. 6900 ft.
T32N R88W S36.  42.7006 N, 107.3175 W.  
Chalky bluffs dominated by cushion plants. Phenology: flowering. 

Amy J. Roderick, 4374.  6/2/1998. 		RM 665935	Barcode: RM0153502
_________________________________________________________________________

576.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: summit of Bishop Mountain, ca 3 air mi S of Island Park Reservoir.  Elev. 7800 ft.
T12N R42E S30.  
Open meadow dominated by grasses and forbs with scattered Abies lasiocarpa. 

Stuart Markow, 7474.  6/12/1992. 		 
_________________________________________________________________________

577.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Big Springs, ca 8 air mi SE of Henrys Lake, ca 4 air mi E of North Fork Summer Home Area.  Elev. 6400 ft.
T14N R44E S33.  
Flat, open site above flood plain, dominated by forbs and grasses. 

Stuart Markow, 7519.  6/12/1992. 		 
_________________________________________________________________________

578.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: near entrance to Darby Canyon, ca 4 air miles SE of Driggs, Idaho.  Elev. 6600-7400 ft.
T43N R118W S19; also S20.  43.677 N, 111.0538 W.  
Open slopes dominated by forbs and shrubs (Amelanchier, Purshia, Symphoricarpos, Prunus), and open area adjacent to irrigation canal. 

Stuart Markow, 758.  6/16/1991. 		RM 676774	Barcode: RM0153647
_________________________________________________________________________

579.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: above and W of Modoc Creek, leading to Paul Reservoir, 3 air mi S of National Forest boundary, ca 21 air mi NW of Dubois.  Elev. 7500-7600 ft.
T13N R35E S9; also S10.  
Open slopes with mostly forbs and grasses. 

Stuart Markow, 8107.  6/22/1992. 		 
_________________________________________________________________________

580.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Targhee National Forest: Beaverhead Range: along Willow Creek, ca 2.5 air mi N of Nicholia.  Elev. 7800 ft.
T12N R29E S3.  
Clearing in coniferous forest, dominated by grasses and forbs. 

Stuart Markow, 8388.  6/28/1992. 		 
_________________________________________________________________________

581.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Granite Mountains: ca 1.5 air mi SE from Lone Mountain; ca 19.2 air mi W of junction with Wyo Hwy 220.  Elev. 6800-6900 ft.
T30N R89W S23 NW1/4; also S24.  42.5549 N, 107.4551 W.  
Sagebrush with granitic outcrops; Selaginella densa common. Phenology: flowering. 

Amy J. Roderick, 4397.  6/3/1998. 		RM 665934	Barcode: RM0153503
_________________________________________________________________________

582.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: buttes bordering north edge of the town of Rawlins, ca 1 air mi E of Rawlins Peak.  Elev. 7000-7500 ft.
T21N R87W S8 NW1/4.  41.8057 N, 107.2451 W.  
Barren north facing sandstone slope. Phenology: flowering. 

Amy J. Roderick, 445.  6/8/1997. 		RM 667064	Barcode: RM0153525
_________________________________________________________________________

583.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Hamilton, ca 11 air mi SSW of Craig.  Elev. 6400 ft.
T5N R91W S28.  40.3636 N, 107.611 W.  
East-facing slope and ridgetop, with sagebrush, lupine, and grass. 

James P. Vanderhorst, 2073.  5/23/1991. 		 
_________________________________________________________________________

584.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Grand Hogback: Burning Mountain, ca 9 air mi ENE of Rifle.  Elev. 7200 ft.
T5S R91W S21.  39.6005 N, 107.6068 W.  
Saddle on ridge of hogback, with Amelanchier. 

James P. Vanderhorst, 2232.  5/26/1991. 		 
_________________________________________________________________________

585.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: hills above Watson Creek, ca 3 air mi W of Yampa.  Elev. 8000 ft.
T2N R85W S17.  40.1422 N, 106.9544 W.  
Rolling heavy clay hills, with sagebrush, snowberry, balsamroot, and scattered serviceberry. 

James P. Vanderhorst, 2402.  6/7/1991. 		 
_________________________________________________________________________

586.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Thornburg Mountain, ca 18 air mi NE of Meeker.  Elev. 7000 ft.
T3N R92W S13.  40.2296 N, 107.6626 W.  
Ridgetop below mountain and above hayfield, with oak, snowberry, sagebrush, and serviceberry. 

James P. Vanderhorst, 2422.  6/8/1991. 		 
_________________________________________________________________________

587.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Oak Ridge State Wildlife Area, ca 13 air mi E of Meeker.  Elev. 7000 ft.
T1N R92W S35.  40.0116 N, 107.6814 W.  
North-sloping ridgetop with oak, sagebrush, snowberry, and serviceberry. 

James P. Vanderhorst, 2450.  6/8/1991. 		 
_________________________________________________________________________

588.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Grand Hogback, ca 6 air mi NNW of Rifle.  Elev. 6100-7100 ft.
T5S R93W S2.  39.6441 N, 107.7949 W.  
North slope of hogback with Artemisia tridentata slopes grading with Pinus edulis-Juniperus osteosperma and Pinus edulis-Cercocarpus montanus in vicinity of gap; pinyon pine-mountain mahogany. 

Ronald L. Hartman, 24489.  5/22/1990. 		 
     with James P. Vanderhorst
_________________________________________________________________________

589.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: East Slope Grand Hogback: Monument Peak to Harris Reservoir, ca 15 air mi NW of Rifle.  Elev. 7000-9200 ft.
T4S R94W S11; also S12, S13; also T4S R93W S18.  39.7169 N, 107.9078 W.  
Sagebrush-meadow with adjacent sandstone outcrops, aspen woodland, oak slopes, pasture, and squaw apple scrubland; oak slopes and squaw apple scrubland. 

Ronald L. Hartman, 24702.  5/24/1990. 		 
     with James P. Vanderhorst and Walter Fertig
_________________________________________________________________________

590.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: LO 7 Hill, ca 5 air mi S of Meeker.  Elev. 6800-7400 ft.
T1S R94W S14.  39.9642 N, 107.9078 W.  
Oak-sagebrush mosaic; northwest exposure in general. 

Ronald L. Hartman, 24766.  5/25/1990. 		 
     with James P. Vanderhorst and Walter Fertig
_________________________________________________________________________

591.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Grand Hogback: ca 10 air mi SSW of Meeker.  Elev. 7000-7932 ft.
T2S R94W S4.  39.906 N, 107.9455 W.  
Serviceberry with scattered patches of oak, pinyon-juniper, and sagebrush. 

Ronald L. Hartman, 24939.  5/27/1990. 		 
_________________________________________________________________________

592.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along the Continental Divide above McCarty Canyon off McCarty Canyon or County Road 503, ca 27 air mi S of Rawlins; ca 29 air mi NE of Baggs.  Elev. 7900-8160 ft.
T16N R88W S4 SW1/4.  41.3884 N, 107.2984 W.  
Grassy sagebrush slope. Phenology: flowering. 

B. E. Nelson, 38019.  6/10/1996. 		RM 667890	Barcode: RM0153700
     with Beth Ward
_________________________________________________________________________

593.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: above Muddy Creek opposite Pole Gulch on Muddy Creek or BLM Road 3306, ca 27 air mi SSW of Rawlins; ca 27.5 air mi NE of Baggs.  Elev. 7700-8040 ft.
T17N R89W S33 E1/4; also W1/4 S34.  41.4037 N, 107.4249 W; uncertainty 1 mi..  
Sagebrush-grassland. Phenology: flowering. 

B. E. Nelson, 38083.  6/10/1996. 		RM 667894	Barcode: RM0153686
     with Beth Ward
_________________________________________________________________________

594.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 5700-5900 ft.
T30N R82W S29 SW1/4.  42.5403 N, 106.6884 W.  
Red sandy and calcareous slopes with sagebrush and Utah juniper. Phenology: fruiting. 

Amy J. Roderick, 4522.  6/6/1998. 		RM 665933	Barcode: RM0153504
_________________________________________________________________________

595.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: draws leading from the southwest into Loco Creek drainage at the confluence of West Fork Loco and Loco creeks, ca 13 air mi ENE of Baggs.  Elev. 7240-7840 ft.
T14N R89W S32 SW1/4; also E1/4 S31 and T13N R89W NW1/4 S5.  41.1419 N, 107.4315 W.  
Flat above draw, rocky. Phenology: flowering & fruiting. 

Beth Ward, 1015.  6/20/1996. 		RM 667892	Barcode: RM0153688
_________________________________________________________________________

596.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: Big Gulch, ca 2 air mi from the confluence of Big Gulch and Savery creeks, ca 16 air mi ENE of Baggs.  Elev. 6850-7220 ft.
T13N R89W S24 NE1/4; also T13N R88W NW1/4 S19.  41.084 N, 107.3555 W; uncertainty 2 mi..  
Drier slopes. Phenology: flowering & fruiting. 

Beth Ward, 1110.  6/20/1996. 		RM 667893	Barcode: RM0153687
_________________________________________________________________________

597.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: South-central Wyoming: southeastern end of Pacific Butte, ca 31.5 air mi NE of Farson.  Elev. 7585-7650 ft.
T27N R101W S16 NW1/4; also NE1/4 S17.  42.3162 N, 108.876 W.  
North-facing draw. Phenology: flowering & fruiting. 

Beth Ward, 1435.  6/24/1996. 		RM 667888	Barcode: RM0153702
_________________________________________________________________________

598.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: southwestern extent of Joe Hay Rim, ca 6.5 air mi S of Oregon Buttes; ca 40 air mi NNE of Rock Springs.  Elev. 7560-7785 ft.
T25N R101W S16 W1/4; also E1/4 S17.  42.1405 N, 108.876 W.  
Moist draw. Phenology: fruiting. 

Beth Ward, 2408.  7/11/1996. 		RM 667889	Barcode: RM0153701
_________________________________________________________________________

599.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: draw leading to Savery Creek, ca 1.5 air mi SE of confluence of Savery and Little Savery creeks; ca 21.5 air mi NE of Baggs.  Elev. 7720-7840 ft.
T15N R88W S29.  41.2434 N, 107.3175 W.  
Rocky flat above draw. Phenology: flowering & fruiting. 

Beth Ward, 948.  6/20/1996. 		RM 667891	Barcode: RM0153689
_________________________________________________________________________

600.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: southwest facing slope of Coal Gulch draining from Browns Hill to Savery Creek, ca 2.5 air mi from the confluence of Coal Gulch with Savery Creek; ca 16.5 air mi NE of Baggs.  Elev. 7280-7690 ft.
T14N R89W S9 NE1/4; also NW1/4 S10.  41.1999 N, 107.4125 W.  
Flat above draw. Phenology: flowering & fruiting. 

Beth Ward, 980.  6/20/1996. 		 667887	Barcode: RM0154521
_________________________________________________________________________

601.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: ca 2.5 air mi E of Savery.  Elev. 6750-6850 ft.
T12N R89W S10 NW1/4.  41.026 N, 107.3935 W.  
Sagebrush-juniper slopes, south exposure with sandy/rocky soil. Phenology: flowering. 

Ronald L. Hartman, 54203.  6/1/1996. 		RM 667895	Barcode: RM0153685
     with Beth Ward
_________________________________________________________________________

602.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: low ridges on drainage from Richards Mountain, ca 3 air mi E of Minnies Gap; ca 39 air mi SSW of Rock Springs.  Elev. 6540-6650 ft.
T12N R106W S20 SE1/4.  41.0063 N, 109.3788 W.  
Rock outcrop. Phenology: flowering. 

Beth Ward, 4232.  5/27/1997. 		RM 672613	Barcode: RM0153641
_________________________________________________________________________

603.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: north-facing slopes on Gooseberry Creek, ca 2.5 air mi above the confluence of Gooseberry and Trout creeks; ca 30 air mi SSW of Rock Springs.  Elev. 7440-7960 ft.
T14N R105W S27 SW1/4; also SE1/4 S28, NE1/4 S33; also NW1/4 S34.  41.165 N, 109.2258 W.  
Sagebrush near creek. Phenology: flowering & fruiting. 

Beth Ward, 4504.  6/3/1997. 		RM 672616	Barcode: RM0153638
_________________________________________________________________________

604.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: near lookout at Ruckel Junction.  Elev. 4500 ft.
T2N R37E S13 South1/4; also S24 and N1/2 S25.  45 37' 43.3" N, 118 7' 58.3" W; GPS Reading.  
Open area near Douglas fir/tamarack forest; soil of interspresed areas with shallow "ruddy" soil, rock, and "biscuit" areas of deeper soil; slope 0-15; aspect ridgetop and west. Phenology: flowering. 

Heather Bradtke, 112.  6/10/2001. 		RM 
_________________________________________________________________________

605.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: west slopes and draws of Oregon Buttes at the southern end, ca 10 air mi SE of Wyo Hwy 28; ca 29 air mi ENE of Farson.  Elev. 7500-7940 ft.
T26N R101W S16 W1/2; also E1/2 S17.  42.2284 N, 108.876 W.  
Gradual sagebrush slope. Phenology: flowering & fruiting. 

Beth Ward, 5791.  6/20/1997. 		RM 672706	Barcode: RM0153642
_________________________________________________________________________

606.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: draws and slopes and creek bottom of Alkali Wash, ca 6 air mi SW of Oregon Buttes; ca 25.5 air mi ENE of Farson.  Elev. 7160-7325 ft.
T26N R102W S23 N1/2; also South 1/4 S14.  42.2137 N, 108.9538 W.  
Sagebrush slope. Phenology: flowering & fruiting. 

Beth Ward, 5844.  6/20/1997. 		RM 672615	Barcode: RM0153639
_________________________________________________________________________

607.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Canyon Creek E of Kortes or County Road 291, ca 11.2 air mi S of Alcova townsite.  Elev. 6500 ft.
T28N R83W S14.  42.3975 N, 106.7344 W.  
Sagebrush knoll with rock outcrops; Ribes cereum var. pedicellare common. Phenology: flowering. 

Amy J. Roderick, 4585.  6/7/1998. 		RM 665932	Barcode: RM0153505
_________________________________________________________________________

608.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: lower elevation draws and slopes from Miller Mountain to the S, ca 2 air mi E of U.S. Hwy 191; ca 29.5 air mi SSE of Rock Springs.  Elev. 7660-7820 ft.
T14N R104W S33 N1/2; also South 1/2 S28.  41.1505 N, 109.1302 W.  
Sandy slope. Phenology: flowering & fruiting. 

Beth Ward, 6059.  6/22/1997. 		RM 672614	Barcode: RM0153640
_________________________________________________________________________

609.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: West Cottonwood Creek, ca 2 air mi W of Encampment.  Elev. 7700 ft.
T14N R84W S3.  
Dry bank near creek. Few plants; flowers white. Phenology: flowering. 

Roger L. Williams, 757.  5/21/1989. 		RM 960439	Barcode: RM0215477
_________________________________________________________________________

610.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Columbia River: China Bend: along north shore of river, ca 9 air mi SW of Northport.  Elev. 1300-1800 ft.
T38N R39E S3 SE1/4.  48.8256 N, 117.8727 W.  
Riverside and cliffs. Phenology: fruiting. 

Jean Wood, 1054.  6/7/1995. 		 
_________________________________________________________________________

611.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: White Mountain, ca 8 air mi W of Danville along Forest Road 2113 to Forest Road 800.  Elev. 4600-5500 ft.
T40N R33E S7 SE1/4.  48.9792 N, 118.6903 W.  
Southwest facing steppe slopes with scattered Douglas fir and pinegrass; somewhat disturbed by cows with localized weed infestations. Phenology: flowering. 

Jean Wood, 1105.  6/9/1995. 		 
_________________________________________________________________________

612.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Lone Ranch Creek areaon west side of Kettle Crest, ca 3 air mi ESE of Danville; along Forest Road 9576 to Forest Road 400.  Elev. 4400-4800 ft.
T40N R35E S19 SW1/4 of NW1/4.  48.9506 N, 118.4275 W.  
Steep steppe; edges of Douglas fir/pinegrass. Phenology: flowering. 

Jean Wood, 1174.  6/9/1995. 		 
_________________________________________________________________________

613.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Old Dominion Mountain, ca 7 air mi NE of Colville along Forest Road 130.  Elev. 5773 ft.
T36N R40E S34 NW1/4; SE1/4, NE1/4 and also SE1/4 S27.  48.5761 N, 117.7465 W.  
Talus, subalpine fir forest, pinegrass; Douglas fir slopes with rock outcrops; roadside; north and west to southwest exposure. Phenology: flowering. 

Jean Wood, 1355.  6/24/1995. 		 
_________________________________________________________________________

614.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Meadow Creek Drainage: Ione Hill, ca 5 air mi S of Spirit along Forest Road 1728.  Elev. 3300 ft.
T38N R41E S33 NW1/4 of NW1/4.  48.7503 N, 117.64 W.  
Rocky and open hill tops and south slopes; ponderosa pine/pinegrass and Douglas fir. Phenology: flowering & fruiting. 

Jean Wood, 1506.  6/27/1995. 		 
_________________________________________________________________________

615.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Dry Creek Ridge, ca 8 air mi W of Chewelah, SW of Dry Creek Road.  Elev. 2300-2900 ft.
T32N R39E S12 SW1/4; also NW1/4 and SE1/4 S13.  48.2866 N, 117.833 W.  
Mixed Douglas fir forest with rocky ridge and outcrops; small lake, some parts heavily logged; some open field with wet areas. Phenology: fruiting. 

Jean Wood, 1624.  6/29/1995. 		 
_________________________________________________________________________

616.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Kettle River: First Thought Mountain, ca 2 air mi NE of Orient along Forest Road 4149.  Elev. 3900 ft.
T39N R37E S7 W1/2.  48.8933 N, 118.1647 W.  
Rocky, bald mountain top with scattered Douglas fir and edges of warm mixed forest. Phenology: fruiting. 

Jean Wood, 1763.  7/1/1995. 		 
_________________________________________________________________________

617.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: east side of Columbia River, ca 2.5 air mi E of Daisy at the base of Gold Hill, ca 0.5 mi E of junction of Breckenridge Road and Beck Road.  Elev. 2700 ft.
T33N R37E S14 SE1/4.  48.359 N, 118.1144 W.  
West facing bench with small rocky outcrop and small seasonal creek; ponderosa pine and Douglas fir/nineback, with birch and aspen in wetter area. Phenology: flowering. 

Jean Wood, 179.  5/21/1995. 		 
_________________________________________________________________________

618.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Flat Creek drainage NW of Elbow Lake, ca 10 air mi NE of Orient; along Forest Road 460 from Forest Road 15.  Elev. 3500-4000 ft.
T40N R38E S20 NE1/4.  48.9506 N, 118.0114 W.  
Rock outcrops with south and east exposure; open areas surrounded by cool Douglas fir forest. Phenology: fruiting. 

Jean Wood, 1842.  7/1/1995. 		 
_________________________________________________________________________

619.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Range: Kettle River Drainage: east end of Grouse Mountain, ca 5 air mi NNW of Orient along Forest Road 150.  Elev. 3500-4000 ft.
T40N R36E S28 N1/2.  48.9363 N, 118.2523 W.  
Mixed forest of cedar/spruce/subalpine fir; south facing rock outcrops and clearings with Douglas fir and pinegrass. Phenology: flowering & fruiting. 

Jean Wood, 2025.  7/5/1995. 		 
_________________________________________________________________________

620.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Range: east end of Taylor Ridge, ca 8 air mi SW of Orient along Forest Road 6113.  Elev. 4700-5400 ft.
T38N R35E S14 N1/2; also NE1/4 S15.  48.7931 N, 118.3399 W.  
Mixed forest with ponderosa pine on south slope; heavily trashed by cows. Phenology: flowering. 

Jean Wood, 2128.  7/5/1995. 		 
_________________________________________________________________________

621.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: east side of Columbia River, ca 2.5 air mi E of Daisy at the base of Gold Hill, ca 0.5 mi E of junction of Breckenridge Road and Beck Road.  Elev. 2700 ft.
T33N R37E S14 SE1/4.  48.359 N, 118.1144 W.  
West facing bench with small rocky outcrop and small seasonal creek; ponderosa pine and Douglas fir/nineback, with birch and aspen in wetter area. Phenology: flowering. 

Jean Wood, 219.  5/21/1995. 		 
_________________________________________________________________________

622.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille National Wildlife Refuge: Little Pend Oreille River, ca 10 air mi SE of Colville; ca 1 air mi N of Winslow Lake and 1 air mi E of Starvation Lake.  Elev. 2600 ft.
T35N R41E S31 NW1/4.  48.4893 N, 117.6815 W.  
Bench and slopes along road; ponderosa pine/pinegrass; sand/silt/gravel; southern exposure. Phenology: flowering. 

Jean Wood, 238.  5/23/1995. 		 
_________________________________________________________________________

623.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Sherman Peak on Kettle Crest, ca 12 air mi ESE of Republic; Sherman Peak Loop Trail from Wash Hwy 20 at Sherman Pass.  Elev. 5600-6800 ft.
T36N R34E S24 SE1/4; also NE1/4 S25 and T36N R35E W1/2 S19 and NW1/4 S30.  48.6051 N, 118.488 W.  
Open slopes with granite outcrops, rocky ridge with talus; small lake with boggy area; mixed forest with subalpine fir, lodgepole pine, and larch. Phenology: flowering & fruiting. 

Jean Wood, 2559.  7/23/1995. 		 
_________________________________________________________________________

624.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Calispell Peak, ca 18 air mi ESE of Colville above Forest Road 290.  Elev. 5600-6855 ft.
T34N R42E S21 E1/2; also NE1/4 S28.  48.4314 N, 117.5084 W.  
High sagebrush balds on east and south aspects; lodgepole pine, larch, and subalpine fir. Phenology: fruiting. 

Jean Wood, 2769.  8/4/1995. 		 
_________________________________________________________________________

625.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Iron Mountains: High Lake, ca 1 1/4 air mi ESE of Addy; spur road from Forest Road 9535.  Elev. 3400 ft.
T33N R40E S19 NE1/4; also NW1/4 S20.  48.3445 N, 117.8114 W.  
Hillside and rocky outcrops around lake, mostly south facing; south and west side of lake is a 10 year old clearcut; east side of lake is rock outcrops with undisturbed scattered ponderosa pine. Phenology: flowering. 

Jean Wood, 295.  5/24/1995. 		 
_________________________________________________________________________

626.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Crest Trail and Old Stage Road, ca 6 air mi N of Sherman Pass; from trailhead on Albion Hill Road.  Elev. 5400-6486 ft.
T37N R34E S2; also S11, S12; also S13; T38N R34E S35.  48.7359 N, 118.4713 W.  
South aspect sagebrush balds with scattered large Douglas fir; subalpine fir/lodgepole pine forest with large 1 year-old burn areas. Phenology: fruiting. 

Jean Wood, 3247.  8/10/1995. 		 
_________________________________________________________________________

627.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Crest: north end of Kettle Crest Trail, ca 9 air mi SE of Curlew.  Elev. 4700-5400 ft.
T39N R35E S20 SE1/4; also S29, E1/2 S31; also NW1/4 S32.  48.8647 N, 118.4056 W.  
Rock outcrops with small seeps, south facing open area; mixed forest with mature ponderosa pine/larch; lodgepole pine/subalpine fir at higher elevations. Phenology: fruiting. 

Jean Wood, 3320.  8/12/1995. 		 
_________________________________________________________________________

628.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Sanpoil River Drainage: ca 6 air mi S of Republic; along Forest Road 2053 ca 1/8 mi S of junction with Forest Road 500.  Elev. 3600 ft.
T35N R33E S5 SE1/4; also SW1/4 S4; also NE1/4 S8.  48.5614 N, 118.7057 W.  
West side of road onto Talinum bald/rock outcrops; sparse ponderosa pine, fingers of mixed trees/pinegrass; east, south, and west exposure. Phenology: flowering. 

Jean Wood, 373.  5/26/1995. 		 
_________________________________________________________________________

629.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Storm King Mountain area, ca 6 air mi NW of Republic; beside Forest Road 514 ca 1 1/4 mi SW of junction with Forest Road 2086.  Elev. 4750 ft.
T37N R32E S6 NW1/4.  48.7359 N, 118.8218 W.  
Open south/southeast facing slopes and rock outcrops on west side of road; edge of mixed forest, Douglas fir/subalpine fir/pinegrass. Phenology: flowering. 

Jean Wood, 440.  5/28/1995. 		 
_________________________________________________________________________

630.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Tonata Creek, ca 8 air mi W of Curlew; N of Forest Road 2148 ca 1.0 mi W of junction with Forest Road 2149.  Elev. 3500-4500 ft.
T39N R32E S21 N1/2.  48.8647 N, 118.778 W.  
Open/steep, heavily grazed slopes with large scattered ponderosa pine/pinegrass, small rock outcrops, edge of mixed woods; severe infestations of mullein, thistle and cheat grass. Phenology: flowering. 

Jean Wood, 495.  5/28/1995. 		 
_________________________________________________________________________

631.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille National Wildlife Refuge: overlook to Bayley Lake, ca 10 air mi N of Chewelah.  Elev. 3100 ft.
T34N R41E S29 NW1/4.  48.4169 N, 117.6599 W.  
East exposure cliff edge with rock, edges of mixed forest - Douglas fir/ninebark/pinegrass, occasional ponderosa pine. Phenology: flowering. 

Jean Wood, 540.  5/30/1995. 		 
_________________________________________________________________________

632.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Quartzite Mountain, ca 2.5 air mi E of Chewelah on Mud Lake Road; ca 0.5 mi S of Mud Lake.  Elev. 2700-3700 ft.
T32N R41E S17.  48.2721 N, 117.6599 W.  
Steep south/southwest facing slopes with rock outcrops; ponderosa pine/pinegrass, Douglas fir/ninebark. Phenology: flowering. 

Jean Wood, 643.  5/30/1995. 		 
_________________________________________________________________________

633.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: Lake Mountain, ca 1 air mi E of Lake Thomas; ca 20 air mi ENE of Colville; ca 3 mi along Forest Road 2712.  Elev. 4000 ft.
T36N R42E S9 South 1/2.  48.634 N, 117.5084 W.  
Rock outcrop at summit. Phenology: flowering. 

Jean Wood, 683.  6/1/1995. 		 
_________________________________________________________________________

634.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Swan Butte, ca 11 air mi SSW of Republic; south end of Swan Butte; NE of Forest Road 5314.  Elev. 3800-3900 ft.
T35N R32E S29.  48.5032 N, 118.8363 W.  
Douglas fir/pinegrass mixed forest; rock outcrops. Phenology: flowering. 

Jean Wood, 789.  6/3/1995. 		 
_________________________________________________________________________

635.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Round Top Mountain: Middle Fork Mill Creek, ca 9 road mi NE of Colville on Aladdin Route.  Elev. 2300-3300 ft.
T36N R40E S15 NW1/4; also NE1/4 S16.  48.6196 N, 117.7465 W.  
Cedar at creekside; mixed Douglas fir forest, and aspen groves on lower slopes; Douglas fir, ponderosa pine and larch with pinegrass and ninebark on upper slopes; rock outcrops of shale/slate. Phenology: fruiting. 

Jean Wood, 886.  6/5/1995. 		 
_________________________________________________________________________

636.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Sherman Creek Wildlife Recreation Area: along Sherman Creek, ca 4 air mi WSW of Kettle Falls; toward Inchelium along Wash Hwy 3; ca 0.5 mi S of junction of Wash hwys 3 and 20.  Elev. 1700-1800 ft.
T36N R37E S28 SE1/4.  48.5906 N, 118.1576 W.  
Flat benches on both sides of road, gravel bank of road cut west/northeast exposure, ravine of creek; ponderosa pine flats, gravel pit, disturbed roadside, mixed forest creekside. Phenology: flowering. 

Jean Wood, 93.  5/20/1995. 		 
_________________________________________________________________________

637.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: French Point, west bank of Columbia River, ca 10 air mi SW of Kettle Falls.  Elev. 1300 ft.
T35N R37E S29; also S31 and S32.  48.5037 N, 118.1793 W.  
Ponderosa pine/pinegrass open forest to riverbank and rocky islands. Phenology: flowering. 

Jean Wood, 3883.  5/20/1996. 		 
_________________________________________________________________________

638.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle River Campground, ca 0.5 air mi E of Boyds on the west bank of Kettle River.  Elev. 1320 ft.
T37N R37E S8; also S9.  48.7215 N, 118.1428 W.  
Open ponderosa pine/pinegrass, mixed forest edge, riverbank, seasonally flooded inlets, and rock outcrops. Phenology: flowering. 

Jean Wood, 3935.  5/20/1996. 		 
_________________________________________________________________________

639.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Bear Creek, west side of Columbia River, ca 1.5 air mi W of Northport. Private land owned by Bear Creek Nursery.  Elev. 1800-2000 ft.
T40N R40E S2 W1/2.  48.9935 N, 117.6828 W.  
Mixed woods and shrublands with limestone outcrops overlooking the river. Phenology: flowering. 

Jean Wood, 3996.  5/22/1996. 		 
_________________________________________________________________________

640.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Indian Creek on west side of Iron Mountains, ca 2 air mi NE of Addy.  Elev. 3400-3800 ft.
T33N R39E S1 SW1/4; also NE1/4 S12, T33N R40E SW1/4 S6 and NE1/4 S7.  48.3879 N, 117.833 W.  
Open ponderosa pine forest with scattered Douglas fir, pinegrass; rock outcrops on mostly southern aspect. Phenology: flowering. 

Jean Wood, 4130.  5/25/1996. 		 
_________________________________________________________________________

641.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Purple Flat Top, cliffs ca 1.5 air mi N of Chewelah.  Elev. 2000-2200 ft.
T33N R40E S35 W1/2.  48.3155 N, 117.7248 W.  
Quartzite cliffs, talus slopes, rim, and forested base; mixed forest of Douglas fir and lodgepole pine; scattered ponderosa pine on rim. Phenology: flowering. 

Jean Wood, 4149.  5/25/1996. 		 
_________________________________________________________________________

642.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Cliff Ridge on the southern boundary of the Little Pend Oreille Wildlife Refuge.  Elev. 3000-3800 ft.
T34N R41E S29 NW1/4; also N1/2 S30.  48.4169 N, 117.6599 W.  
Ridge of bunchgrass steppe surrounded by mixed forest and interspersed with Douglas fir.  Exotics invading, but small areas still primarily native vegetation. Phenology: flowering. 

Jean Wood, 4254.  5/27/1996. 		 
_________________________________________________________________________

643.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: southern tip of Kamloops Island at the mouth of Kettle River, ca 3.5 road mi N of Barneys Junction on U.S. Hwy 395, S of Flat Creek Road.  Elev. 1300 ft.
T37N R37E S28 E1/2.  48.6786 N, 118.1209 W.  
Open ponderosa pine forest, riverbank and draw-down mud. Phenology: flowering. 

Jean Wood, 4318.  5/29/1996. 		 
     with Kathy Ahlenslager
_________________________________________________________________________

644.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: mouth of Colville River, north bank below bridge on Wash Hwy 25, ca 3 mi S of Kettle Falls.  Elev. 1300 ft.
T36N R37E S36 SE1/4.  48.5761 N, 118.0927 W.  
Riverbank, flood area, and bordering ponderosa pine forest. Phenology: flowering. 

Jean Wood, 4433.  6/1/1996. 		 
     with Jack Nisbet
_________________________________________________________________________

645.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: Blacktail Mountain, ca 15 air mi ESE of Colville.  Elev. 3200-3700 ft.
T34N R41E S3 NW1/4; also T35N R41E SW1/4 S34.  48.4748 N, 117.6166 W.  
Mixed forest and bald outcrops with scattered granite boulders on southern exposure. Phenology: flowering. 

Jean Wood, 4455.  6/2/1996. 		 
_________________________________________________________________________

646.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: tramway region of Huckleberry Creek drainage, ca 3 air mi NW of Waitts Lake; ca 7 air mi SW of Chewelah.  Elev. 2400-3000 ft.
T32N R39E S35; also NW1/4 S36, SW1/4 S25; also SE1/4 S26.  48.2287 N, 117.8547 W.  
Rock outcrops and bald ridges with occasional large Douglas fir and ponderosa pine; mixed woods in draws. Phenology: flowering & fruiting. 

Jean Wood, 4596.  6/4/1996. 		 
     with Sylvia Brock
_________________________________________________________________________

647.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Hoodoo Canyon Trail to Emerald Lake from Deadman Creek, ca 10 air mi W of Kettle Falls.  Elev. 2600-3800 ft.
T37N R36E S32 W1/2; also T36N R36E E1/2 S3.  48.6643 N, 118.2742 W.  
Lake shore; trailside through mixed forest to north facing balds, rock outcrops, and cliffs with scattered ponderosa pine, Douglas fir, and pinegrass; small seeps. Phenology: flowering. 

Jean Wood, 4664.  6/6/1996. 		 
_________________________________________________________________________

648.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: south end of Old Douglas Mountain.  Elev. 1900-3200 ft.
T36N R39E S15 SW1/4; also SE1/4 S16.  48.6196 N, 117.8763 W.  
Cliffs and talus slopes with mixed forest at base; scattered large ponderosa pine and Douglas fir on higher south facing slopes. Phenology: fruiting. 

Jean Wood, 4834.  6/15/1996. 		 
_________________________________________________________________________

649.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge, ca 6 air mi SE of Colville; access from Buffalo-Wilson Road.  Elev. 2300-2500 ft.
T34N R40E S9 South1/2.  48.4603 N, 117.7681 W.  
Rolling terrain with ponderosa pine and smaller Douglas fir encroaching. Phenology: flowering & fruiting. 

Jean Wood, 4951.  6/23/1996. 		 
_________________________________________________________________________

650.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Little Vulcan Mountain, ca 3.5 air mi W of Curlew.  Elev. 3400-4180 ft.
T40N R33E S5 South1/2.  48.9935 N, 118.6684 W.  
South facing slopes and ravines; scattered forest interspersed with steppe and rock outcrops. Phenology: flowering. 

Jean Wood, 5183.  6/27/1996. 		 
_________________________________________________________________________

651.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: west of the Kettle River, ca 2.5 air mi SW of Danville.  Elev. 2500-3200 ft.
T40N R34E S17 NW1/4; also NE1/4 S18.  48.9649 N, 118.537 W.  
West and south facing slopes with rock outcrops and scattered ponderosa pines.  Open areas heavily infested with knapweed, cheatgrass, and goatweed. Phenology: fruiting. 

Jean Wood, 5373.  6/30/1996. 		 
_________________________________________________________________________

652.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: White Creek above Kettle River, ca 2.5 air mi NE of Curlew.  Elev. 2200-2600 ft.
T40N R34E S31 SE1/4.  48.9219 N, 118.5589 W.  
Open south and west facing slopes. Phenology: fruiting. 

Jean Wood, 5608.  6/30/1996. 		 
_________________________________________________________________________

653.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Lake Ellen, ca 16 air mi WSW of Colville.  Elev. 2200-2400 ft.
T35N R36E S26 W1/2.  48.5032 N, 118.2486 W.  
Mountainside above east end of lake and campground; granite balds with fingers of mixed forest. Phenology: fruiting. 

Jean Wood, 5688.  7/2/1996. 		 
_________________________________________________________________________

654.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Flagstaff Mountain, ca 3 air mi SW of Northport.  Elev. 3200-3600 ft.
T39N R39E S9 N1/2.  48.8933 N, 117.858 W.  
South facing mountainside below barite mine; open steppe with scattered brush and occasional ponderosa pine and Douglas fir. Phenology: fruiting. 

Jean Wood, 5870.  7/4/1996. 		 
_________________________________________________________________________

655.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Fifteenmile Creek, ca 17 air mi N of Kettle Falls.  Elev. 2700-3600 ft.
T39N R38E S19 W1/2.  48.8647 N, 118.0333 W.  
Mixed conifer forest and small creek; balds and open ridges. Phenology: fruiting. 

Jean Wood, 6191.  7/23/1996. 		 
_________________________________________________________________________

656.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Lambert Creek, ca 9 air mi NE of Republic.  Elev. 3800-4700 ft.
T37N R34E S8 South1/2; NE1/4 and also N1/2 S17.  48.7215 N, 118.537 W.  
Open slopes and rocky balds. Phenology: fruiting. 

Jean Wood, 6515.  7/25/1996. 		 
_________________________________________________________________________

657.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: White Mountain on Kettle Crest Trail, ca 7 air mi S of Sherman Pass.  Elev. 5100-6900 ft.
T35N R35E S28 SW1/4; also S29, NE1/4 S30; also SW1/4 S20.  48.5032 N, 118.4227 W.  
Trail through burn (1988) and upland meadows and slopes with fellfields and talus; scattered Douglas fir and subalpine fir. Phenology: fruiting. 

Jean Wood, 6894.  8/3/1996. 		 
     with Diane Pavek
_________________________________________________________________________

658.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Graves Mountain, ca 16 air mi WNW of Kettle Falls.  Elev. 4000-5900 ft.
T36N R35E S11; also NW1/4 S12.  48.6342 N, 118.3792 W.  
Mixed forest, rock outcrops, and east and south slopes of mountaintop. Phenology: flowering & fruiting. 

Jean Wood, 7185.  8/5/1996. 		 
_________________________________________________________________________

659.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Sherlock Peak, ca 5 air mi W of Metaline Falls.  Elev. 6200-6365 ft.
T39N R42E S21 SE1/4.  48.8664 N, 117.5074 W.  
Open ridgetop with scattered Pinus contorta and Abies lasiocarpa; rock outcrops. Phenology: fruiting. 

Jean Wood, 7226.  8/7/1996. 		 
_________________________________________________________________________

660.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Amy J. Roderick, 4678.  6/10/1998. 		RM 665931	Barcode: RM0153506
_________________________________________________________________________

661.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Ryan Hill W of Oregon Trail or County Road 319, ca 9.5 air mi NW of Alcova townsite.  Elev. 6400-6500 ft.
T31N R83W S8; also S17.  42.6715 N, 106.8064 W.  
Sandy-gravelly roadside. Phenology: flowering. 

Amy J. Roderick, 4765.  6/10/1998. 		RM 665930	Barcode: RM0153507
_________________________________________________________________________

662.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: lower end of Wildcat Canyon, ca 3 air mi WSW of Clara Birds Nipple (Bird Nipple); ca 15.5 air mi SSW of Big Piney.  Elev. 7150 ft.
T27N R113W S10 SE1/4.  42.3408 N, 110.2553 W.  
Red, gray, and brown badlands. Phenology: fruiting. 

B. E. Nelson, 26771.  6/28/1993. 		RM 614703
     with Russ Nelson
_________________________________________________________________________

663.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: 2 air mi NNW of Calpet.  Elev. 7100-7180 ft.
T27N R113W S21 SE1/4.  42.3117 N, 110.275 W.  
Benches with sandstone outcrops and sandy slopes. Phenology: flowering. 

Ronald L. Hartman, 37023.  5/16/1993. 		RM 614396	Barcode: RM0154586
_________________________________________________________________________

664.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 11 air mi W of junction U.S. Hwy 189 and Wyo Hwy 235.  Elev. 7760-7960 ft.
T29N R113W S29 N1/2.  42.47 N, 110.3439 W.  
Sandstone caprock and sandy slopes. Phenology: flowering. 

Ronald L. Hartman, 37947.  5/26/1993. 		RM 614702	Barcode: RM0154452
_________________________________________________________________________

665.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge Area: ca 0.5 air mi S of southern end of Cretaceous Mountain, ca 14 air mi SW of Big Piney.  Elev. 8100-8200 ft.
T28N R113W S19; N1/4 S2.  42 23' 23" N, 110 18' 58" W.  
Hilltop with sagebrush slopes and semi-barren areas on ridges. Phenology: fruiting. 

Ronald L. Hartman, 43693.  8/4/1993. 		 
_________________________________________________________________________

666.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: ca 4.9 air mi N of Oregon Trail or County Road 319, ca 13.7 air mi NW of Alcova townsite.  Elev. 6800-6880 ft.
T32N R84W S33 SE1/4.  42.7006 N, 106.9047 W.  
North-facing gravelly slope of sagebrush, snowberry, and grasses. Phenology: flowering & fruiting. 

Amy J. Roderick, 4801.  6/11/1998. 		RM 665929	Barcode: RM0153508
_________________________________________________________________________

667.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Left Hand Creek, ca 3 air mi SW of Dickie (LU Ranch); ca 38 air mi NW of Thermopolis.  Elev. 6000 ft.
T46N R100W S1.  43.9839 N, 108.7994 W; uncertainty 1 mi..  
Limber pine woods on ridge top. 

B. E. Nelson, 10032.  6/27/1983. 		RM 661628	Barcode: RM0153694
_________________________________________________________________________

668.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: Castle Rocks and vicinity in North Fork Owl Creek drainage, ca 43 air mi WNW of Thermopolis.  Elev. 8500-9000 ft.
T44N R102W S25.  43.7519 N, 109.0436 W; uncertainty 1 mi..  
Meadow. Phenology: flowering. 

B. E. Nelson, 11218.  7/4/1984. 		RM 560019	Barcode: RM0035251
_________________________________________________________________________

669.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 7100-7200 ft.
T55N R104W S7.  44.7594 N, 109.4322 W; uncertainty 1 mi..  
Frequent in clay in moist meadow with Juncus, Carex, and Trifolium. Phenology: flowering & fruiting. 

B. E. Nelson, 1261.  7/18/1985. 		RM 297998	Barcode: RM0154468
_________________________________________________________________________

670.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: on ridge ca 3 air mi NW of Hunter Peak, ca 41 air mi NW of Cody.  Elev. 8300 ft.
T57N R106W S30; also S31.  44.8928 N, 109.7183 W.  
Disturbed areas in meadow. Phenology: flowering & fruiting. 

B. E. Nelson, 12647.  7/20/1985. 		RM 537152	Barcode: RM0035249
     with Ronald L. Hartman
_________________________________________________________________________

671.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 10 air mi NE of Wheatland on county road at Little Cottonwood Draw, E of Missouri Basin Power Station.  Elev. 4750 ft.
T25N R66W S28 NE1/4.  42.1119 N, 104.7806 W; uncertainty 1 mi..  
Frequent in stony, sandy clay on mountain mahogany-grassy hillside with Erysimum, Opuntia, and Zigadenus. Phenology: flowering. 

B. E. Nelson, 1493.  5/30/1978. 		RM 317527	Barcode: RM0154458
_________________________________________________________________________

672.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 8.5 air mi N of Guernsey, ca 5 air mi N of Hartville on Wyo Hwy 270, at the head of Webb Canyon.  Elev. 5200 ft.
T28N R65W S19 NW1/4.  42.3847 N, 104.7047 W; uncertainty 1 mi..  
Common in clay loam in upland grassland with Senecio integerrimus, Leucocrinum montanum, and Mertensia lanceolata. Phenology: flowering. 

B. E. Nelson, 1523.  5/31/1978. 		RM 317528	Barcode: RM0154467
_________________________________________________________________________

673.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: above Dead Indian Creek below Dead Indian Hill, ca 24 air mi NW of Cody.  Elev. 6100 ft.
T55N R104W S4.  44.7742 N, 109.392 W; uncertainty 1 mi..  
Sagebrush grassland. Phenology: flowering. 

B. E. Nelson, 15447.  6/7/1988. 		RM 537151	Barcode: RM0035250
     with Erik Nelson
_________________________________________________________________________

674.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Northern Absarokas: tributary of Camp Creek above Clarks Fork Yellowstone River, ca 1 mi NW of Sugarloaf Mountain, ca 30.5 air mi NW of Cody.  Elev. 6900 ft.
T56N R105W S15.  44.83333 N, 109.4914 W.  
Stony meadow. Phenology: flowering. 

B. E. Nelson, 15505.  6/7/1988. 		RM 537153	Barcode: RM0035248
     with Erik Nelson
_________________________________________________________________________

675.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 12.5 air mi WNW of Manville, ca 20.5 air mi WNW of Lusk.  Elev. 5350 ft.
T33N R66W S7 NW1/4.  42.8525 N, 104.8359 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
In loamy clay of upland grassland with Besseya wyomingensis, Lithospermum incisum, and Poa. Common. Phenology: flowering. 

B. E. Nelson, 1573.  6/1/1978. 		RM 317742	Barcode: RM0154457
_________________________________________________________________________

676.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 29.5 air mi S of Torrington, ca 3.5 air mi W of La Grange on Wyo Hwy 151.  Elev. 4600 ft.
T19N R61W S6 SE1/4.  41.6431 N, 104.232 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
In clay in upland grassland with Allium textile, Lappula redowskii, and Phlox andicola. Common. Phenology: flowering. 

B. E. Nelson, 1647.  6/5/1978. 		RM 317743	Barcode: RM0154466
_________________________________________________________________________

677.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Red Mountain and vicinity: flats NNE of Red Mountain; ca 27 air mi SW of Laramie.  Elev. 7800 ft.
T12N R76W S9.  41.0233 N, 105.9278 W; uncertainty 1 mi..  
Phenology: flowering. 

B. E. Nelson, 22060.  5/21/1992. 		RM 961952	Barcode: RM0218047
     with Linda Shoemaker
_________________________________________________________________________

678.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Red Mountain and vicinity: ridge ca 1 air mi E of Red Mountain summit, ca 27 air mi SW of Laramie.  Elev. 8000-8400 ft.
T12N R76W S15.  41.0086 N, 105.9086 W; uncertainty 1 mi..  
Stony grassland slopes. 

B. E. Nelson, 22582.  6/24/1992. 		RM 961953	Barcode: RM0218048
_________________________________________________________________________

679.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 19 air mi NNE of Linch, ca 28.5 air mi NE of Kaycee, above Big Willow Creek on Iragaray Ranch.  Elev. 4500 ft.
T45N R77W S16 NE1/4.  43.8731 N, 106.11917 W; uncertainty 1 mi..  
Common on west aspect of upland grassland in sandy clay with Carex and Artemisia pedafida. Phenology: flowering. 

B. E. Nelson, 2709.  5/27/1979. 		RM 333854	Barcode: RM0154465
_________________________________________________________________________

680.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: northwest corner of Sheep Mountain along Wyo Hwy 11, 1.9 mi SW of Wyo Hwy 130.  Elev. 7800 ft.
T15N R77W S8 SE1/4.  
Common in red sandy soil with Cercocarpus, Allium and grass. Phenology: flowering. 

B. E. Nelson, 485.  6/13/1973. 		RM 296001	Barcode: RM0154469
_________________________________________________________________________

681.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Cottonwood Canyon, ca 18 air mi E of Lovell.  Elev. 6300 ft.
T56N R93W S3.  44.86139 N, 108.035 W; uncertainty 1 mi..  
Rocky, bushy slopes. Phenology: flowering & fruiting. 

B. E. Nelson, 5304.  6/10/1980. 		RM 350377	Barcode: RM0154459
_________________________________________________________________________

682.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Five Springs Campground below Five Springs Falls; ca 21 air mi E of Lovell.  Elev. 6600 ft.
T56N R92W S30.  44.80389 N, 107.9744 W; uncertainty 1 mi..  
Rocky, brushy canyon bottom. Phenology: flowering & fruiting. 

B. E. Nelson, 5502.  6/12/1980. 		RM 350375	Barcode: RM0154460
_________________________________________________________________________

683.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along U.S. Hwy 16, ca 8 air mi WSW of Buffalo.  Elev. 6700 ft.
T50N R83W S5.  44.3317 N, 106.8717 W; uncertainty 1 mi..  
Mountain slopes and meadows. Phenology: flowering & fruiting. 

B. E. Nelson, 5596.  6/16/1980. 		RM 350374
_________________________________________________________________________

684.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along old U.S. Hwy 16 in Tensleep Canyon, ca 11 air mi NE of Ten Sleep.  Elev. 7300 ft.
T48N R87W S24.  44.1156 N, 107.26111 W; uncertainty 1 mi..  
Sagebrush and stony slopes. Phenology: flowering. 

B. E. Nelson, 5653.  6/16/1980. 		RM 350373
_________________________________________________________________________

685.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: ca 3 air mi SW of Snowshoe Pass, ca 13 air mi ESE of Shell, ca 26.5 air mi E of Greybull.  Elev. 8600 ft.
T52N R89W S15.  44.4847 N, 107.5322 W; uncertainty 1 mi..  
Grassy slopes and flats. Phenology: flowering & fruiting. 

B. E. Nelson, 6630.  7/17/1980. 		RM 350376	Barcode: RM0319950
_________________________________________________________________________

686.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: School Creek, ca 1.7 air mi NW of Bradley Peak; ca 5.2 air mi E of Ferris townsite.  Elev. 7200-7300 ft.
T26N R86W S35 SE1/4; also S36 SW1/4.  42.1807 N, 107.0849 W.  
Sagebrush-grasslands; flats and hillside bordering seep. Phenology: fruiting. 

Amy J. Roderick, 4927.  6/15/1998. 		RM 665921	Barcode: RM0153510
     with Frank Blomquist
_________________________________________________________________________

687.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Clay and sandy clay ridgetop in rough breaks. 

B. E. Nelson, 9453.  6/17/1983. 		RM 661630	Barcode: RM0153692
_________________________________________________________________________

688.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: on ridge ca 1.5 air mi SW of Leon Bairds Peak, ca 2 air mi SSE of Soapy Dale Peak, ca 16.5 air mi SSW of Meeteetse.  Elev. 7500 ft.
T46N R101W S26.  43.92611 N, 108.94194 W; uncertainty 1 mi..  
Rocky ridge with scattered limber pine. Phenology: flowering & fruiting. 

B. E. Nelson, 9600.  6/19/1983. 		RM 560021	Barcode: RM0035247
_________________________________________________________________________

689.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Meeteetse Rim and Meeteetse Creek, ca 2 mi E of Carter Mountain, ca 17.5 air mi S of Cody, ca 12.7 air mi NW of Meeteetse.  Elev. 7500 ft.
T50N R102W S33.  44.2628 N, 109.12583 W; uncertainty 1 mi..  
Grassland on top of rim. Phenology: flowering. 

B. E. Nelson, 9690.  6/21/1983. 		RM 560020	Barcode: RM0035231
_________________________________________________________________________

690.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along Spring Creek, ca 2 air mi W of Meeteetse.  Elev. 5900 ft.
T48N R100W S6.  44.16083 N, 108.90472 W; uncertainty 1 mi..  

B. E. Nelson, 9744.  6/21/1983. 		RM 661629	Barcode: RM0153693
     with Ronald L. Hartman
_________________________________________________________________________

691.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Spring Creek, Forest Road 1010.030, ca 9 air mi SW of Dale.  Elev. 4800-5000 ft.
T7S R33E S31 E1/4; also W1/4 S32.  44 55' 17.5" N, 118 47' 48.2" W; GPS Reading.  
Ponderosa pine and Douglas fir with open slopes. Phenology: flowering. 

Ronald L. Hartman, 70825.  6/6/2001. 		RM 
     with Heather Bradtke
_________________________________________________________________________

692.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: 2.5 air mi NNE of Albee.  Elev. 4700-4800 ft.
T4S R32E S6 South1/2.  45 14' 51.3" N, 118 53' 53.1" W; GPS Reading.  
Ponderosa pine and some Douglas fir. Phenology: flowering. 

Ronald L. Hartman, 70880.  6/6/2001. 		RM 
     with Heather Bradtke
_________________________________________________________________________

693.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Sweetwater Rocks: ca 3.5 air mi NNE of Jeffrey City.  Elev. 6400-6800 ft.
T30N R92W S26; also S27.  42.5403 N, 107.809 W.  
Below granite outcrop. Phenology: flowering & fruiting. 

June Haines, 4055.  6/9/1985. 		RM 387847	Barcode: RM0154474
     with Georgia Haines and Nora Little
_________________________________________________________________________

694.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Gas Hills Mining District; ca 4.2 air mi SSW of intersection of Gas Hills Road (Wyo Hwy 136) with Ore Road (main road through GHMD).  Elev. 6880 ft.
T32N R90W S17; also S18 6880-6950 ft.  42.7443 N, 107.6321 W; uncertainty 2 mi..  
Big sagebrush-wildrye drainage bottom. Phenology: flowering & fruiting. 

June Haines, 4191.  6/18/1985. 		RM 387848	Barcode: RM0154475
_________________________________________________________________________

695.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Gas Hills Mining District: ca 2.5 air mi E of the intersection of Wyo Hwy 136 and Ore Road (main road through Gas Hills Mining District).  Elev. 6480-6700 ft.
T33N R90W S24.  42.8147 N, 107.5718 W; uncertainty 1 mi..  
Sandy area along bottom of ravine. Hog Heaven, by camp road. Phenology: flowering & fruiting. 

June Haines, 4308.  6/21/1985. 		RM 387849	Barcode: RM0154476
_________________________________________________________________________

696.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: Gas Hills Mining District: ca 7.5 air mi ENE of the junction of Wyo Hwy 136 (Gas Hills Road) and Ore Road (main road through Gas Hills Mining District).  Elev. 6800-7000 ft.
T33N R89W S3.  42.8584 N, 107.4931 W.  
Sagegrush and limber pine slopes. Phenology: flowering & fruiting. 

June Haines, 4322.  6/21/1985. 		RM 387850	Barcode: RM0154477
_________________________________________________________________________

697.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Gas Hills Mining District: ca 6.5 air mi ENE of the junction of Gas Hills Road (Wyo Hwy 136) and Ore Road (main road through Gas Hills Mining District).  Elev. 6660-6740 ft.
T33N R89W S8.  42.8438 N, 107.5325 W.  
Sandy area below sandstone rocks. Phenology: flowering & fruiting. 

June Haines, 4434.  6/21/1985. 		RM 387851	Barcode: RM0154499
_________________________________________________________________________

698.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Granite Mountain Uplift: Willow Creek, ca 5 air mi NW of Muddy Gap Junction (Three Forks).  Elev. 6400-6450 ft.
T28N R89W S7.  42.4119 N, 107.5132 W.  
Sagebrush grassland. Phenology: fruiting. 

June Haines, 4543.  6/30/1985. 		RM 387852	Barcode: RM0154492
_________________________________________________________________________

699.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Northern side of the Ferris Mountains: along Little Cherry Creek and slopes above Little Cherry Creek, ca 6 air mi SE of Muddy Gap Junction (Three Forks).  Elev. 7200-8200 ft.
T27N R88W S15; also S16, S21, and S22..  42.3108 N, 107.338 W; uncertainty 3 mi..  
Shrubby slopes. Phenology: fruiting. 

June Haines, 4595.  7/2/1985. 		RM 387853	Barcode: RM0154491
_________________________________________________________________________

700.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Granite Mountain Uplift: ca 5 mi N of the Ferris Mountains, along Little Cherry Creek, ca 6 air mi E of Muddy Gap Junction (Three Forks).  Elev. 6200 ft.
T28N R88W S27; also S34.  42.3686 N, 107.338 W; uncertainty 2 mi..  
Moist edge of meadow adjacent to creek. Phenology: flowering & fruiting. 

June Haines, 4620.  7/2/1985. 		RM 387854	Barcode: RM0154490
_________________________________________________________________________

701.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Big Camp Creek Area, ca 6 air mi WSW of Muddy Gap Junction (Three Forks).  Elev. 6800-7000 ft.
T27N R90W S1; also S2 and S3.  42.3397 N, 107.5327 W; uncertainty 3 mi..  
Sagebrush grassland and slopes. Phenology: flowering & fruiting. 

June Haines, 4673.  7/4/1985. 		RM 387855	Barcode: RM0154489
     with Georgia Haines and Nora Little
_________________________________________________________________________

702.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Ca 6 air mi N of Arminto.  Elev. 6600-6680 ft.
T38N R87W S14.  43.2647 N, 107.2529 W; uncertainty 1 mi..  
Ravine below Pinus flexilis-covered slopes. Phenology: flowering. 

June Haines, 5915.  5/19/1986. 		RM 387856	Barcode: RM0154500
_________________________________________________________________________

703.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: edge of Moneta Hills (badlands), ca 3 3/4 air mi NNE of Moneta.  Elev. 5630-5730 ft.
T37N R91W S1.  43.2076 N, 107.7081 W.  
Sandstone outcrop. Phenology: flowering. 

June Haines, 5953.  5/20/1986. 		RM 387857	Barcode: RM0154501
_________________________________________________________________________

704.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Edge of Government Meadows, ca 4.5 air mi NNE of Sweetwater Station.  Elev. 6610-6750 ft.
T30N R95W S2; also S3.  42.5999 N, 108.1606 W; uncertainty 2 mi..  
Sandy sagebrush grassland. Phenology: flowering. 

June Haines, 5985.  5/30/1986. 		RM 387858	Barcode: RM0154502
_________________________________________________________________________

705.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: E-K Creek, ca 7.5 air mi NNE of Arminto.  Elev. 6520-6600 ft.
T38N R86W S7.  43.2789 N, 107.2133 W.  
Sagebrush grassland on red soil. Phenology: flowering. 

June Haines, 6025.  6/1/1986. 		RM 387859	Barcode: RM0154497
     with Georgia Haines
_________________________________________________________________________

706.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: South Fork Sand Creek, ca 7 1/4 air mi E of Lost Cabin.  Elev. 5920-6000 ft.
T38N R89W S11; also S14.  43.2789 N, 107.4904 W; uncertainty 2 mi..  
Sandy sagebrush grassland. Phenology: flowering. 

June Haines, 6087.  6/1/1986. 		RM 387860	Barcode: RM0154496
     with Georgia Haines
_________________________________________________________________________

707.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Chalk Hills Draw: ca 10 air mi SE of Moneta on Castle Gardens Road.  Elev. 5710-5790 ft.
T35N R91W S11.  43.0189 N, 107.7095 W; uncertainty 1 mi..  
Sagebrush grassland and badland slopes and bottoms. Phenology: flowering. 

June Haines, 6209.  6/6/1986. 		RM 387861	Barcode: RM0154495
_________________________________________________________________________

708.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Granite Mountain Uplift: Granite Mountains, Long Creek Mountain, ca 15.5 air mi NW of Jeffrey City.  Elev. 6600-7300 ft.
T31N R93W S7.  42.6733 N, 108.0042 W.  
Sagebrush grassland and rocky outcrops. Phenology: flowering & fruiting. 

June Haines, 6254.  6/8/1986. 		RM 387862	Barcode: RM0154494
     with Georgia Haines
_________________________________________________________________________

709.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Sweetwater Rocks: Cranner Rock, ca 14 3/4 air mi ESE of Jeffrey City.  Elev. 6280-6380 ft.
T29N R90W S25.  42.4529 N, 107.5534 W; uncertainty 1 mi..  
Soil area between granite boulders. Phenology: flowering & fruiting. 

June Haines, 6317.  6/13/1986. 		RM 387863	Barcode: RM0154493
_________________________________________________________________________

710.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
North facing slope and valley bottom. Phenology: flowering & fruiting. 

June Haines, 6391.  6/14/1986. 		RM 387864	Barcode: RM0154470
     with Georgia Haines
_________________________________________________________________________

711.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Elk Mountain: ridge above Thode Creek, ca 18 air mi S of Hanna.  Elev. 8200-8300 ft.
T19N R81W S22.  41.6064 N, 106.488 W; uncertainty 1 mi..  
Sagebrush grassland with Artemisia tridentata, Poa secunda, Symphoricarpos oreophilus, Rosa woodsii, and Poa cusickii. Phenology: flowering. 

Amy J. Roderick, 50.  6/5/1996. 		 
     with Stuart Markow
_________________________________________________________________________

712.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: 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.  
Sagebrush grassland at edge of moist ravine. Phenology: fruiting. 

June Haines, 6695.  6/20/1986. 		RM 387865	Barcode: RM0154471
_________________________________________________________________________

713.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Base of cliff at edge of creek. Phenology: flowering & fruiting. 

June Haines, 6776.  6/21/1986. 		RM 387866	Barcode: RM0154472
     with Georgia Haines
_________________________________________________________________________

714.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Sandy soil under Pinus flexilis. Phenology: fruiting. 

June Haines, 6844.  6/27/1986. 		RM 387867	Barcode: RM0154473
_________________________________________________________________________

715.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: ca 6 air mi W of Ten Sleep.  Elev. 4800 ft.
T47N R89W S19; also S20.  44.03194 N, 107.5731 W; uncertainty 2 mi..  
Sandy slopes and ridge with sandstone outcrops, disturbed, or rocky north slope, shaley slopes, flats with greasewood along drainages; slopes. 

Keith H. Dueholm, 11120.  5/25/1981. 		RM 661616	Barcode: RM0153551
     with Ronald L. Hartman
_________________________________________________________________________

716.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Bridger Mountains: ca 10 air mi E of Thermopolis.  Elev. 5700 ft.
T42N R93W S3; also S10.  43.6381 N, 108.0063 W; uncertainty 2 mi..  
Rich sagebrush slopes above intermittent creek, sandy slopes below Chugwater outcrops; with sage. 

Keith H. Dueholm, 11237.  5/28/1981. 		RM 661569	Barcode: RM0153697
     with Ronald L. Hartman
_________________________________________________________________________

717.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; slopes. Phenology: flowering & fruiting. 

Keith H. Dueholm, 11340.  6/7/1981. 		RM 523616
_________________________________________________________________________

718.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 5 air mi NNW of Kemmerer.  Elev. 7600 ft.
T22N R116W S30.  41.8572 N, 110.6264 W; uncertainty 1 mi..  
North slope of ridge, with aspen, sagebrush meadow, wet areas, creek at bottom of ridge; wet meadow. Phenology: flowering. 

Keith H. Dueholm, 11901.  6/28/1983. 		RM 524651
_________________________________________________________________________

719.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Wyo Hwy 59, 0.5 road mi N of Converse County.  Elev. 4700 ft.
T41N R72W S24; also S25.  43.5136 N, 105.4516 W; uncertainty 2 mi..  
Heavily grazed plains. Phenology: flowering. 

Keith H. Dueholm, 1207.  5/21/1978. 		RM 327266	Barcode: RM0154414
     with Ronald L. Hartman
_________________________________________________________________________

720.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 road mi NW of Rockypoint.  Elev. 4200 ft.
T57N R69W S16.  44.9314 N, 105.1578 W; uncertainty 1 mi..  
Open ponderosa pines. Phenology: flowering. 

Keith H. Dueholm, 1351.  5/24/1978. 		RM 327262	Barcode: RM0154356
     with Ronald L. Hartman
_________________________________________________________________________

721.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 slope above valley. Phenology: flowering. 

Keith H. Dueholm, 1419.  5/25/1978. 		RM 327236	Barcode: RM0154399
     with Ronald L. Hartman
_________________________________________________________________________

722.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; open plains. Phenology: flowering. 

Keith H. Dueholm, 1434.  5/26/1978. 		RM 327261
     with Ronald L. Hartman
_________________________________________________________________________

723.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Pumpkin Buttes: South Middle Butte, north end, above east and west faces, and rolling plains to east.  Elev. 6000 ft.
T43N R75W S4; also S5 and S9.  43.7294 N, 105.8761 W; uncertainty 2 mi..  
Pinus flexilus (E slope) and Juniperus (W slope); sagebrush plains, slope to east. Phenology: flowering. 

Keith H. Dueholm, 1540.  5/27/1978. 		RM 327255
     with Ronald L. Hartman
_________________________________________________________________________

724.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Pumpkin Buttes: North Butte.  Elev. 6049 ft.
T44N R76W S14; also S15 and S16.  43.7864 N, 105.9553 W; uncertainty 3 mi..  
Eroded rocky slopes on W face, rolling plains below, and plains at summit.  Juniper and limber pine on slopes; open slopes. Phenology: flowering. 

Keith H. Dueholm, 1574.  5/28/1978. 		RM 327263	Barcode: RM0154355
     with Ronald L. Hartman
_________________________________________________________________________

725.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; plains, rocky slope. Phenology: flowering & fruiting. 

Keith H. Dueholm, 1709.  6/3/1978. 		RM 327225	Barcode: RM0154388
     with Ronald L. Hartman
_________________________________________________________________________

726.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Echeta Road, ca 7 air mi W of Gillette.  Elev. 4700 ft.
T50N R73W S20; also S21.  44.2958 N, 105.6617 W; uncertainty 2 mi..  
Rolling plains, along highway and railroad right-of-ways; rocky slope. Phenology: flowering. 

Keith H. Dueholm, 1768.  6/4/1978. 		RM 327228	Barcode: RM0154394
     with Ronald L. Hartman
_________________________________________________________________________

727.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: U.S. Hwy 14-16, ca 6 road mi SE Horse Creek Butte.  Elev. 4100 ft.
T53N R73W S17.  44.5733 N, 105.6664 W; uncertainty 1 mi..  
Roadcut, plains along highway right-of-way; roadcut. Phenology: flowering. 

Keith H. Dueholm, 1847.  6/5/1978. 		RM 327235	Barcode: RM0154379
     with Ronald L. Hartman
_________________________________________________________________________

728.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: White Tail Butte.  Elev. 4000 ft.
T56N R72W S29; also S30, S31, and S32.  44.80444 N, 105.54222 W; uncertainty 2 mi..  
Sandy slopes, sagebrush plains, draws, and roadside; slope. Phenology: flowering. 

Keith H. Dueholm, 1972.  6/7/1978. 		RM 327229	Barcode: RM0154393
     with Ronald L. Hartman
_________________________________________________________________________

729.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: along Wyo Hwy 59, 4.7 mi N of Converse County.  Elev. 5000 ft.
T42N R72W S36.  43.5711 N, 105.4525 W; uncertainty 1 mi..  
Plains along right-of-way, ditch, open ground on road cut; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 2045.  6/9/1978. 		RM 327246	Barcode: RM0154417
_________________________________________________________________________

730.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; sandy slope. Phenology: flowering. 

Keith H. Dueholm, 2175.  6/11/1978. 		RM 327241	Barcode: RM0154395
     with Ronald L. Hartman
_________________________________________________________________________

731.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: ca 15 air mi NE of Bill.  Elev. 4500 ft.
T40N R69W S26.  43.4164 N, 105.1047 W; uncertainty 1 mi..  
Eroded plains, gully and wash; side of gulch. Phenology: fruiting. 

Keith H. Dueholm, 2275.  6/20/1978. 		RM 327239	Barcode: RM0154397
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

732.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; plains. Phenology: fruiting. 

Keith H. Dueholm, 2352.  6/20/1978. 		RM 327240	Barcode: RM0154396
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

733.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Cherry Creek, ca 5.2 air mi S of Wyo Hwy 220; ca 13.6 air mi SW of Independence Rock.  Elev. 6700 ft.
T27N R88W S1; also S12.  42.3397 N, 107.2991 W.  
Moist meadow. Phenology: flowering. 

Amy J. Roderick, 5057.  6/16/1998. 		RM 665920	Barcode: RM0153511
_________________________________________________________________________

734.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; plains. Phenology: fruiting. 

Keith H. Dueholm, 2486.  6/22/1978. 		RM 327253
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

735.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10 air mi NE of Soda Wells.  Elev. 3900 ft.
T55N R69W S5; also S7 and S8.  44.77889 N, 105.17694 W; uncertainty 2 mi..  
Waste area near road, rocky slopes of buttes, ponderosa pine woodlands, shaded ravines, sagebrush plains; slope. Phenology: fruiting. 

Keith H. Dueholm, 2550.  6/22/1978. 		RM 327248
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

736.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; plains and slopes. Phenology: fruiting. 

Keith H. Dueholm, 2604.  6/23/1978. 		RM 327247
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

737.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; plains. Phenology: fruiting. 

Keith H. Dueholm, 2648.  6/24/1978. 		RM 327214	Barcode: RM0154382
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

738.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Keith H. Dueholm, 2787.  6/25/1978. 		RM 327250
_________________________________________________________________________

739.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 14 air mi S of Gillette.  Elev. 4600 ft.
T47N R72W S5; also S6, S7, and S8.  44.07889 N, 105.5361 W; uncertainty 2 mi..  
Plains, head of draw; plains. Phenology: fruiting. 

Keith H. Dueholm, 2833.  6/25/1978. 		RM 327254	Barcode: RM0153475
_________________________________________________________________________

740.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Keith H. Dueholm, 3095.  6/28/1978. 		RM 327216	Barcode: RM0154380
_________________________________________________________________________

741.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: head of Grays Draw.  Elev. 5100 ft.
T40N R73W S23; also S26.  43.4269 N, 105.585 W; uncertainty 2 mi..  
Plains, sandstone outcrops, and hard sand along pipeline route; sandy cut. Phenology: fruiting. 

Keith H. Dueholm, 3319.  7/5/1978. 		RM 327264	Barcode: RM0154415
     with Mary Alice Sanguinetti
_________________________________________________________________________

742.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: near Bozeman Trail Monument.  Elev. 5400 ft.
T40N R74W S31.  43.3967 N, 105.7869 W; uncertainty 1 mi..  
Plains. Phenology: fruiting. 

Keith H. Dueholm, 3355.  7/5/1978. 		RM 327219	Barcode: RM0154353
     with Mary Alice Sanguinetti
_________________________________________________________________________

743.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 15 air mi N of Gillette.  Elev. 4200 ft.
T53N R72W S31.  44.53 N, 105.565 W; uncertainty 1 mi..  
Low ditches, edge of plowed field; ditch. Phenology: fruiting. 

Keith H. Dueholm, 3395.  7/6/1978. 		RM 327220	Barcode: RM0154352
     with Mary Alice Sanguinetti
_________________________________________________________________________

744.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 slopes. Phenology: fruiting. 

Keith H. Dueholm, 3565.  7/8/1978. 		RM 327222	Barcode: RM0154386
     with Mary Alice Sanguinetti
_________________________________________________________________________

745.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; plains. Phenology: fruiting. 

Keith H. Dueholm, 3717.  7/9/1978. 		RM 327212	Barcode: RM0154384
     with Mary Alice Sanguinetti
_________________________________________________________________________

746.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 air mi NNE of Recluse.  Elev. 4100 ft.
T56N R73W S29; also S30 and S31.  44.8053 N, 105.6647 W; uncertainty 3 mi..  
Plains, small draw, gravelly roadcuts; slopes. Phenology: fruiting. 

Keith H. Dueholm, 3787.  7/10/1978. 		RM 327218	Barcode: RM0154354
     with Mary Alice Sanguinetti
_________________________________________________________________________

747.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Bologna Basin, ca 3 mi N and 8 mi W of Monument.  Elev. 3600 ft.
T8S R26E S27.  44 50' 40.6" N, 119 36' 13.1" W; GPS Reading.  zone 11, 4968990E, 294243N; GPS Reading.  
Juniper - ponderosa pine woods. Phenology: flowering. 

Heather Bradtke, 4409.  5/21/2002. 		RM 
_________________________________________________________________________

748.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Keith H. Dueholm, 3965.  7/11/1978. 		RM 327265	Barcode: RM0154416
     with Mary Alice Sanguinetti
_________________________________________________________________________

749.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Keith H. Dueholm, 4077.  7/12/1978. 		RM 327221	Barcode: RM0154387
     with Mary Alice Sanguinetti
_________________________________________________________________________

750.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; slopes. Phenology: fruiting. 

Keith H. Dueholm, 4123.  7/13/1978. 		RM 327237	Barcode: RM0154398
     with Mary Alice Sanguinetti
_________________________________________________________________________

751.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 7 air mi WNW of Pine Tree.  Elev. 5200 ft.
T42N R75W S7.  43.6269 N, 105.9172 W; uncertainty 1 mi..  
Sandstone ridge, outcrops, plains; shallow draw. Phenology: fruiting. 

Keith H. Dueholm, 4235.  7/14/1978. 		RM 327213	Barcode: RM0154383
     with Mary Alice Sanguinetti
_________________________________________________________________________

752.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 23 air mi SW of Gillette.  Elev. 4700 ft.
T47N R75W S11; also S14.  44.0617 N, 105.8394 W; uncertainty 2 mi..  
Sagebrush plains, shallow draw, roadcuts; plains. Phenology: fruiting. 

Keith H. Dueholm, 4342.  7/15/1978. 		RM 327215	Barcode: RM0154381
     with Mary Alice Sanguinetti
_________________________________________________________________________

753.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 5 air mi NNW of Highlight.  Elev. 5000 ft.
T46N R71W S33; also S34.  43.9194 N, 105.39389 W; uncertainty 2 mi..  
Plains, scoria topped butte, loose talus slopes; slopes. Phenology: fruiting. 

Keith H. Dueholm, 4395.  7/16/1978. 		RM 327267	Barcode: RM0154385
     with Mary Alice Sanguinetti
_________________________________________________________________________

754.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 9 air mi NE of Sheridan.  Elev. 3600 ft.
T57N R83W S4.  44.9439 N, 106.8733 W; uncertainty 1 mi..  
Rolling sagebrush plains. Phenology: flowering. 

Keith H. Dueholm, 6299.  6/2/1979. 		RM 332023	Barcode: RM0154391
_________________________________________________________________________

755.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 14.5 air mi NE of Sheridan.  Elev. 3600 ft.
T58N R82W S20.  44.9925 N, 106.7708 W; uncertainty 1 mi..  
Rolling, sandy plains, sandstone outcrops, ponderosa pine on slopes; plains. Phenology: flowering. 

Keith H. Dueholm, 6344.  6/2/1979. 		RM 332026
_________________________________________________________________________

756.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: along Wyo Hwy 230, ca 14.1 road mi W of Sheridan.  Elev. 4200 ft.
T56N R86W S21.  44.81389 N, 107.23083 W; uncertainty 1 mi..  
Rolling plains. Phenology: flowering. 

Keith H. Dueholm, 6368.  6/3/1979. 		RM 332027
_________________________________________________________________________

757.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 7 air mi S of Buffalo.  Elev. 5200 ft.
T49N R82W S10; also S11.  44.23 N, 106.71 W; uncertainty 2 mi..  
Sandy, rolling plains, draws; plains. Phenology: flowering. 

Keith H. Dueholm, 6437.  6/4/1979. 		RM 332028
_________________________________________________________________________

758.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: along South Fork Powder River, ca 7.5 air mi SE of Kaycee.  Elev. 4800 ft.
T42N R81W S15.  43.6072 N, 106.5652 W; uncertainty 1 mi..  
Rocky, loose shaley hillside, floodplain along river; slope. Phenology: flowering. 

Keith H. Dueholm, 6583.  6/5/1979. 		RM 332024	Barcode: RM0154392
_________________________________________________________________________

759.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: Pine Ridge, ca 5.5 air mi E of Kaycee.  Elev. 4700 ft.
T43N R81W S12.  43.7086 N, 106.5255 W; uncertainty 1 mi..  
Stony plains, sandstone outcrops, rocky slopes, with scattered ponderosa pines; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 6653.  6/5/1979. 		RM 332029
_________________________________________________________________________

760.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: hills above S R Creek, ca 8 air mi E of Wyarno.  Elev. 4400 ft.
T56N R81W S27; also S28.  44.7989 N, 106.5967 W; uncertainty 2 mi..  
Rocky slopes, scoria, sagebrush plains, mesic ravine; slopes. Phenology: fruiting. 

Keith H. Dueholm, 6693.  6/7/1979. 		RM 334008
_________________________________________________________________________

761.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 8 air mi N of Leiter.  Elev. 3900 ft.
T56N R78W S16.  44.8278 N, 106.2536 W; uncertainty 1 mi..  
Rolling sagebrush plain, shallow draws; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 6761.  6/9/1979. 		RM 334153	Barcode: RM0154413
_________________________________________________________________________

762.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 7 air mi SE of Sheridan.  Elev. 4600 ft.
T55N R83W S23.  44.72611 N, 106.82 W; uncertainty 1 mi..  
Deep, mesic ravine in high hills, slopes with granite boulders, plum thickets; slopes. Phenology: flowering. 

Keith H. Dueholm, 6850.  6/9/1979. 		RM 332022	Barcode: RM0154390
_________________________________________________________________________

763.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Powder River Basin: ca 22 air mi S of Kaycee.  Elev. 5000 ft.
T40N R82W S32; also S33.  43.3897 N, 106.7128 W; uncertainty 2 mi..  
Sandstone outcrops with Cercocarpus ledifolius, ravines, sagebrush plain; plains. 

Keith H. Dueholm, 6912.  6/10/1979. 		RM 332021	Barcode: RM0154389
_________________________________________________________________________

764.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: Indian Creek, ca 7 air mi NW of Whitman.  Elev. 4300 ft.
T34N R61W S18; also T34N R62W S13.  42.9234 N, 104.2415 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
On sandy soil associated with gramma grass, plains, draws, meadow along creek; draws. Phenology: fruiting. 

Keith H. Dueholm, 6960.  6/18/1979. 		RM 332030
_________________________________________________________________________

765.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: ca 9 air mi SE of Ten Sleep.  Elev. 5000 ft.
T46N R87W S16; also S17 and S21.  43.95389 N, 107.3161 W; uncertainty 2 mi..  
Hills and slopes covered with Juniperus osteosperma, open hillside; slopes. 

Keith H. Dueholm, 9246.  5/22/1980. 		RM 661619	Barcode: RM0153545
     with Ronald L. Hartman
_________________________________________________________________________

766.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Big Trails Stock Trail, 3.7 road mi E of Big Trails.  Elev. 6000-6400 ft.
T44N R87W S23; also S24.  43.7656 N, 107.2617 W; uncertainty 2 mi..  
High sagebrush slopes, more open north slope; slopes. Phenology: flowering. 

Keith H. Dueholm, 9269.  5/22/1980. 		RM 350380
     with Ronald L. Hartman
_________________________________________________________________________

767.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Keith H. Dueholm, 9495.  5/26/1980. 		RM 350378
     with Ronald L. Hartman
_________________________________________________________________________

768.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Medicine Lodge Canyon, along Cold Springs Road, ca 8 air mi NE of Hyattville.  Elev. 6400 ft.
T50N R89W S1.  44.3406 N, 107.48833 W; uncertainty 1 mi..  
Juniper/sagebrush, sandy slopes, upper reaches of canyon, with juniper and mountain mahogany; slopes. Phenology: flowering & fruiting. 

Keith H. Dueholm, 9515.  5/26/1980. 		RM 350379
     with Ronald L. Hartman
_________________________________________________________________________

769.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: NE edge of Cedar Mountain.  Elev. 5000 ft.
T49N R89W S23.  44.20444 N, 107.50944 W; uncertainty 1 mi..  
Limestone slabs, with scree slopes with juniper, sagebrush plains below; slopes. 

Keith H. Dueholm, 9556.  5/26/1980. 		RM 661618	Barcode: RM0153549
     with Ronald L. Hartman
_________________________________________________________________________

770.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: "Colter Hell", 3 air mi W of center of Cody.  Elev. 5100 ft.
T53N R102W S34; also S35.  44.5283 N, 109.12861 W; uncertainty 2 mi..  
Inner slopes of pits from former hot springs, surrounding plains; pit. 

Keith H. Dueholm, 9722.  5/29/1980. 		RM 661568	Barcode: RM0153696
     with Ronald L. Hartman
_________________________________________________________________________

771.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: Pappapau Buttes.  Elev. 6400-6600 ft.
T48N R102W S36.  44.0853 N, 109.04556 W; uncertainty 1 mi..  
Sandstone buttes, outcrops with Juniperus scopulorum, Pinus flexilus, and Pseudotsuga, lower sagebrush slopes, sandy plains above ridges; sandy plain. 

Keith H. Dueholm, 9762.  5/30/1980. 		RM 661617	Barcode: RM0153550
     with Ronald L. Hartman
_________________________________________________________________________

772.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: U.S. Hwy 28, 10.5 air mi NE of Atlantic City.  Elev. 6700 ft.
T31N R99W S36.  42.6181 N, 108.6114 W; uncertainty 1 mi..  
Rocky sandstone slopes along highway; slope. Phenology: flowering & fruiting. 

Keith H. Dueholm, 9801.  6/1/1980. 		RM 525484
     with Ronald L. Hartman
_________________________________________________________________________

773.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 18 mi W of Meeteetse, base of Carter Mountain along Rawhide Creek.  Elev. 8400-9000 ft.
T49N R103W S23.  44.2041 N, 109.2042 W.  
Sagebrush grasslands, with scattered limber pine. Phenology: flowering. 

Robert S. Kirkpatrick, 180.  6/25/1983. 		RM 560039	Barcode: RM0035211
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

774.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 9 mi NE of Dubois, ca 2 mi NW of junction of East Fork Wind River and Bear Creek.  Elev. 7100-7800 ft.
T42N R105W S16; also S17.  43.605 N, 109.4602 W.  
Sagebrush grasslands (Artemisia tridentata var. wyomingensis) and limestone, shale and granite sand to boulders; moist sites. Phenology: flowering. 

Robert S. Kirkpatrick, 2676.  6/20/1984. 		RM 560038	Barcode: RM0035202
_________________________________________________________________________

775.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 moist sites. Phenology: flowering. 

Robert S. Kirkpatrick, 2743.  6/21/1984. 		RM 560037	Barcode: RM0035203
_________________________________________________________________________

776.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 3 air mi NW of Dubois, west side of Tappan Creek in vicinity of junction with Butler Draw.  Elev. 7200-7400 ft.
T42N R107W S26; also S27.  43.5762 N, 109.6594 W.  
Sagebrush grasslands (Artemisia tridentata var. wyomingensis); dry sites. Phenology: flowering & fruiting. 

Robert S. Kirkpatrick, 2839.  6/23/1984. 		RM 560036	Barcode: RM0035204
_________________________________________________________________________

777.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 22 air mi SSW of Meeteetse, ca 0.5 mi N of the headwaters of Grass Creek, S of Twin Lakes.  Elev. 8600 ft.
T45N R101W S20; also S17.  43.8507 N, 109.003 W; uncertainty 2 mi..  
Slopes covered by Pinus flexilis and Psuedotsuga menziesii; dry, open areas. Phenology: flowering. 

Robert S. Kirkpatrick, 2997.  6/27/1984. 		RM 560035	Barcode: RM0035209
_________________________________________________________________________

778.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; moist, open areas. Phenology: flowering & fruiting. 

Robert S. Kirkpatrick, 3061.  6/27/1984. 		RM 560034	Barcode: RM0035210
_________________________________________________________________________

779.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 16 air mi SW of Meeteetse, upper end of the North Fork of Dick Creek, ca 5 mi from the Wood River.  Elev. 7600-7900 ft.
T47N R102W S28; also S29 and S30.  44.0133 N, 109.1032 W.  
Sagebrush grasslands with scattered Potentilla fruticosa; dry areas. Phenology: flowering & fruiting. 

Robert S. Kirkpatrick, 3171.  6/29/1984. 		RM 560033	Barcode: RM0035208
_________________________________________________________________________

780.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 21 air mi SSW of Meeteetse, in the vicinity of the headwaters of West Grass Creek.  Elev. 8400-8900 ft.
T45N R102W S2; also S3, S10, and S11.  43.895 N, 109.0631 W.  
Sagebrush grasslands with scattered Pinus flexilis; dry areas. Phenology: flowering. 

Robert S. Kirkpatrick, 3306.  7/1/1984. 		RM 560032	Barcode: RM0035207
_________________________________________________________________________

781.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 18 air mi WSW of Meeteetse, West Fork Timber Creek, ca 1 mi W of the Timber Creek Ranger Station.  Elev. 7500-7900 ft.
T47N R103W S15; also S10.  44.0428 N, 109.2035 W.  
Meadows with scattered Potentilla fruticosa; dry areas. Phenology: flowering & fruiting. 

Robert S. Kirkpatrick, 3560.  7/5/1984. 		RM 560031
_________________________________________________________________________

782.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Alder Trail, ca 19 mi N of Monument.  Elev. 4600 ft.
T5S R27E S27; also S34 and T6S R27E S2.  45 5' 53.6" N, 119 26' 23.2" W; GPS Reading.  zone 11, 4996759E, 308036N; GPS Reading.  
Open ponderosa pine in overstory and Ceanothus in the understory in fine, moderately deep soil; slope 0-10; aspect south. Phenology: flowering. 

Heather Bradtke, 5305.  6/7/2002. 		RM 
_________________________________________________________________________

783.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: County Road 499, ca 1.5 road mi SE from Wyo Hwy 220; ca 8.5 air mi NE from Three Forks Junction.  Elev. 6160-6180 ft.
T28N R87W S18 SE1/4; also S7.  42.3975 N, 107.2796 W.  
Chalky, sandy hills dominated by grasses and cushion plants. Phenology: flowering & fruiting. 

Amy J. Roderick, 5159.  6/16/1998. 		RM 
_________________________________________________________________________

784.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 39 mi WNW of Thermopolis, east side of The Holy City and near Squaw Teat Butte, along Meadow Creek.  Elev. 8500 ft.
T44N R101W S22.  43.7634 N, 108.9622 W.  
Big sagebrush grasslands with occasional limber pine. Phenology: flowering. 

Robert S. Kirkpatrick, 92.  6/23/1983. 		RM 560024	Barcode: RM0035205
     with B. E. Nelson
_________________________________________________________________________

785.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: Castle Gardens, ca 6.5 air mi SW of Ten Sleep.  Elev. 5000 ft.
T46N R89W S15; also S22.  43.9549 N, 107.5181 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy soil and sandstone outcrops. 

Ronald L. Hartman, 11042.  5/23/1980. 		RM 661627	Barcode: RM0153538
     with Keith H. Dueholm
_________________________________________________________________________

786.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Medicine Lodge Canyon: west side of Medicine Lodge Creek.  Elev. 5000 ft.
T50N R89W S10; also S15.  44.32278 N, 107.5289 W; uncertainty 2 mi..  
Shale and limestone ridge, dominants include Juniper and sagebrush. Phenology: fruiting. 

Ronald L. Hartman, 11148.  5/24/1980. 		RM 350372	Barcode: RM0154346
     with Keith H. Dueholm
_________________________________________________________________________

787.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Rome Hill Road, ca 10.5 air mi ESE of Ten Sleep.  Elev. 6000 ft.
T46N R86W S6.  43.9839 N, 107.2358 W; uncertainty 1 mi..  
Chugwater red beds with gypsum and a little limestone. Phenology: flowering. 

Ronald L. Hartman, 11266.  5/27/1980. 		RM 350368	Barcode: RM0154350
     with Keith H. Dueholm
_________________________________________________________________________

788.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Cedar Mountain, ca 5.5 air mi WSW of Cody.  Elev. 7800 ft.
T52N R102W S7; also S8.  44.4962 N, 109.1586 W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!.  
Summit and upper reaches; Dolomite outcrops with Pinus flexilis and Pseudotsuga. 

Ronald L. Hartman, 11425.  5/29/1980. 		RM 662741	Barcode: RM0035252
     with Keith H. Dueholm
_________________________________________________________________________

789.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: East end of Black Mountain, ca 25 air mi E of Thermopolis.  Elev. 5200-5600 ft.
T42N R90W S5; also S6.  43.6365 N, 107.6962 W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!.  
Sandstone outcrops and sandy slopes. 

Ronald L. Hartman, 12685.  5/26/1981. 		RM 779482	Barcode: RM0154534
     with Keith H. Dueholm
_________________________________________________________________________

790.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 12717.  5/26/1981. 		RM 661626	Barcode: RM0153539
     with Keith H. Dueholm
_________________________________________________________________________

791.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Wildhorse Butte Oil Field and slopes and ridges to south, ca 11 air mi E of Thermopolis.
T42N R93W S2; also S3, S11, S12 and T43N R93W S33 and S34.  43.6381 N, 107.9866 W; uncertainty 4 mi..  
Chugwater red beds and gypsum outcrops. 

Ronald L. Hartman, 12843.  5/28/1981. 		RM 661625	Barcode: RM0153540
     with Keith H. Dueholm
_________________________________________________________________________

792.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Rattlesnake Mountains: Burnt Wagon Draw and surrounding north slope of range.  Elev. 6800 ft.
T32N R84W S16; also S17, S20, and S21.  42.7431 N, 106.9086 W; uncertainty 2 mi..  
Limber pine covered north slope with drainages and open slopes and flats. Phenology: fruiting. 

Ronald L. Hartman, 12864.  6/26/1981. 		RM 387876	Barcode: RM0154360
     with Gael Fonken
_________________________________________________________________________

793.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Rattlesnake Mountains: Garfield Peak and northeast slope.  Elev. 7000-8244 ft.
T33N R87W S33; also S34.  42.7889 N, 107.2725 W; uncertainty 2 mi..  
Sandstones, shales, and limestone on lower slopes with granite above; streambanks, open slopes, and limber pine woodlands. Phenology: flowering & fruiting. 

Ronald L. Hartman, 13012.  6/26/1981. 		RM 387877	Barcode: RM0154369
     with Gael Fonken
_________________________________________________________________________

794.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Castle Gardens, ca 17 air mi SSE of Moneta.  Elev. 6000 ft.
T34N R90W S4; also S5, S8, and S9.  42.9481 N, 107.6289 W; uncertainty 3 mi..  
Sandstone outcrops, badlands, and sandy plains. Phenology: fruiting. 

Ronald L. Hartman, 13118.  6/27/1981. 		RM 387875	Barcode: RM0154361
_________________________________________________________________________

795.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: West ridge leading to summit of Heart Mountain.  Elev. 6200-7000 ft.
T54N R102W S8; also S9 and S16.  44.6728 N, 109.1678 W; uncertainty 2 mi..  
Open slopes and ridges and badlands; sandstone and shales. Phenology: fruiting. 

Ronald L. Hartman, 13408.  7/1/1981. 		RM 531007	Barcode: RM0154362
_________________________________________________________________________

796.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Black Mountain from County Road 678 and Forest Road 30, ca 10 mi S and 12 mi E of Heppner.  Elev. 5878 ft.
T4S R28E S23; also S14 and S22.  45 12' 45" N, 119 17' 50" W; GPS Reading.  zone 11, 5009137E, 319610N; GPS Reading.  
Mountaintop with lupine in fine, deep, chocolate brown soil; slope 0; aspect ridgetop and south. Phenology: flowering. 

Heather Bradtke, 5872.  6/17/2002. 		RM 
_________________________________________________________________________

797.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Ice Slough, ca 9 air mi WNW of Jeffrey City.  Elev. 6450 ft.
T30N R93W S32; also S33.  42.5303 N, 107.9814 W.  
Marsh with very boggy peat deposits and adjacent margins. Phenology: fruiting. 

Ronald L. Hartman, 14056.  7/19/1982. 		RM 339857	Barcode: RM0154590
_________________________________________________________________________

798.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Littlerock Creek Drainage: ca 6 air mi W of Clark.
T57N R103W S15; also S22.  44.9206 N, 109.2925 W.  
Rocky slopes and plains. Phenology: flowering. 

Ronald L. Hartman, 14202.  5/20/1983. 		RM 905426	Barcode: RM0025069
_________________________________________________________________________

799.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: Sugarloaf Butte: ca 2 air mi NNW of Clark.
T57N R102W S4; also S5.  44.95 N, 109.1906 W.  
Sandstone and sand; top, steep sloping and base of butte. 

Ronald L. Hartman, 14226.  5/20/1983. 		RM 661624	Barcode: RM0153537
_________________________________________________________________________

800.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: 9 mi NE of Cody.  Elev. 5400-5600 ft.
T53N R100W S9; also S15 and S16.  44.5864 N, 108.90528 W.  
Shaley badlands with some sandstone and a little limestone (as strewn boulders). 

Ronald L. Hartman, 14317.  5/23/1983. 		RM 661623	Barcode: RM0153541
     with John Hamann
_________________________________________________________________________

801.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Bighorn Basin: Kimball Bench: ca 10 air mi SSW of Clark.  Elev. 4800-5000 ft.
T55N R103W S3; also S4.  44.7742 N, 109.2497 W.  
Shale and sandstone slopes, ridges, and drainages. 

Ronald L. Hartman, 14351.  5/24/1983. 		RM 661622	Barcode: RM0153542
     with John Hamann
_________________________________________________________________________

802.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 14437.  5/25/1983. 		RM 661621	Barcode: RM0153543
     with John Hamann
_________________________________________________________________________

803.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 14547.  5/26/1983. 		RM 661620	Barcode: RM0153544
     with John Hamann
_________________________________________________________________________

804.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Corral Creek and adjacent plains.  Elev. 6400-6800 ft.
T50N R105W S34; also S35.  44.2597 N, 109.4817 W.  
Rolling grassy and sagebrush plains and roadsides. Phenology: flowering. 

Ronald L. Hartman, 14852.  6/10/1983. 		RM 560030	Barcode: RM0035230
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

805.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 14943.  6/12/1983. 		RM 560029	Barcode: RM0035243
     with Robert S. Kirkpatrick
_________________________________________________________________________

806.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 40 air mi W of Thermopolis on South Fork Owl Creek Road, ca 3.5 road mi SW of Middle Fork Owl Creek crossing.  Elev. 8700-9100 ft.
T43N R101W S19; also S20, S29, S30, S31, and S32.  
Open grassy slopes with some big sagebrush, drainages, and wooded slopes with limber pine, douglas fir, and engelmann spruce. Phenology: flowering. 

Ronald L. Hartman, 15199.  6/16/1983. 		RM 560028	Barcode: RM0035245
     with Robert S. Kirkpatrick
_________________________________________________________________________

807.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: Grass Creek Road, ca 10 road mi W of junction with Little Grass Creek.  Elev. 7300-8000 ft.
T45N R101W S10; also S15.  43.88306 N, 108.96194 W; uncertainty 2 mi..  
Sagebrush grassland and limber pine woodland. Phenology: flowering. 

Ronald L. Hartman, 15218.  6/16/1983. 		RM 560027	Barcode: RM0035246
     with Robert S. Kirkpatrick
_________________________________________________________________________

808.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: north end Carter Mountain, headwaters of Carter Creek and upper end of Marquette Creek, ca 16 air mi SW of Cody.  Elev. 6800-8700 ft.
T50N R103W S2; also S3, S10, and T51N R103W S27 and S34.  44.335 N, 109.20611 W; uncertainty 4 mi..  
Spruce-fir forest with lodgepole and limber pine, open sagebrush grassland, and aspen and cottonwood thickets along stream. Phenology: flowering. 

Ronald L. Hartman, 15290.  6/19/1983. 		RM 560026	Barcode: RM0035241
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

809.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Bull Creek, ca 2 air mi SE of the South Fork Shoshone River.  Elev. 6500 ft.
T51N R104W S36.  44.34917 N, 109.30639 W; uncertainty 1 mi..  
Sagebrush-rabbit brush grassland and adjacent creek bottoms. Phenology: flowering. 

Ronald L. Hartman, 15390.  6/19/1983. 		RM 560025	Barcode: RM0035239
     with Robert S. Kirkpatrick
_________________________________________________________________________

810.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 ft.
T29N R86W S32 SW1/4; also T28N R86W S6.  42.4383 N, 107.1602 W.  
Sagebrush-grassland; sandy. Phenology: fruiting. 

Amy J. Roderick, 5212.  6/20/1998. 		RM 
_________________________________________________________________________

811.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: East Fork Big Wind River, 7 air mi ESE of Dubois.  Elev. 6800-7200 ft.
T41N R105W S20.  43.4994 N, 109.4822 W; uncertainty 1 mi..  
Sagebrush hills with red beds and shales. Phenology: flowering & fruiting. 

Ronald L. Hartman, 15612.  6/23/1983. 		RM 560023	Barcode: RM0035242
_________________________________________________________________________

812.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Southeastern Absaroka Mountains: Pole Creek, ca 16 air mi NE of Dubois.  Elev. 7900-8300 ft.
T43N R104W S30.  43.6617 N, 109.385 W; uncertainty 1 mi..  
Open slopes and drainages; substrate includes sandstone. Phenology: flowering. 

Ronald L. Hartman, 15693.  6/23/1983. 		RM 560022	Barcode: RM0035244
_________________________________________________________________________

813.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: ca 18 air mi S of Moneta.  Elev. 5800-6000 ft.
T34N R91W S21; also S22.  42.9047 N, 107.7461 W; uncertainty 2 mi..  
Sandy ridge with sandstone outcrops and sagebrush covered slopes. Phenology: flowering & fruiting. 

Ronald L. Hartman, 19888.  5/28/1985. 		RM 387868	Barcode: RM0154585
     with June Haines
_________________________________________________________________________

814.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: Rattlesnake Mountains: ca 6 air mi WNW of Garfield Peak.  Elev. 7200-7800 ft.
T33N R88W S14; also S15, S21, S22, and S23.  42.8325 N, 107.3514 W; uncertainty 3 mi..  
Sagebrush covered hills, south-exposed slopes, ridge, and sandstone outcrops and moist stream drainage; upland areas. Phenology: flowering. 

Ronald L. Hartman, 20007.  5/29/1985. 		RM 387869	Barcode: RM0154584
     with June Haines
_________________________________________________________________________

815.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 20156.  5/31/1985. 		RM 387870	Barcode: RM0154370
     with June Haines
_________________________________________________________________________

816.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Beaver Rim, vicinity of Butte bench mark, ca 8 air mi WSW of Sweetwater Station.  Elev. 6800-7200 ft.
T29N R96W S5; also S6 and T30N R96W S31 and S32.  42.5175 N, 108.3503 W; uncertainty 3 mi..  
Limestone and sandstone substrate and derived soils; windswept rim with cushion community, eroded slopes and drainages. Phenology: flowering. 

Ronald L. Hartman, 20238.  5/31/1985. 		RM 387871	Barcode: RM0154365
     with June Haines
_________________________________________________________________________

817.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; sandy sagebrush covered plains. Phenology: fruiting. 

Ronald L. Hartman, 20310.  6/2/1985. 		RM 387872	Barcode: RM0154367
     with June Haines
_________________________________________________________________________

818.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: Poison Spider Road, ca 14 air mi W of Poison Spider Oil Field.  Elev. 6200 ft.
T33N R85W S15.  42.8317 N, 107.0183 W; uncertainty 1 mi..  
Sandy slopes and ridge with sandstone outcrops. Phenology: fruiting. 

Ronald L. Hartman, 20409.  6/2/1985. 		RM 387873	Barcode: RM0154359
     with June Haines
_________________________________________________________________________

819.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Crooks Gap Road, ca 6.5 air mi S of Jeffrey City.  Elev. 6500 ft.
T28N R92W S17.  42.3989 N, 107.8417 W; uncertainty 1 mi..  
Sagebrush flats and stream margin. Phenology: flowering & fruiting. 

Ronald L. Hartman, 20493.  6/3/1985. 		RM 387874	Barcode: RM0154366
_________________________________________________________________________

820.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Ranges: Sierra Madre: ca 14 air mi NNW of Bridger Peak.  Elev. 7900 ft.
T16N R87W S5; also S6, S7, S8, S9.  41.3889 N, 107.2081 W; uncertainty 3 mi..  
Shortgrass prairie on bench land high in calcium carbonate; on slopes. 

Ronald L. Hartman, 23641.  6/14/1988. 		RM 
     with Nancy Kastning
_________________________________________________________________________

821.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Upper North Platte and Laramie River Drainages: Granite Mountains: Lankin Gap between Lankin Dome and McIntosh Peak, ca 3 air mi NW of Split Rock.  Elev. 6500-6700 ft.
T29N R90W S1; also T30N R90W S36.  42.5112 N, 107.5534 W.  
Drainage through granite boulders; thickets of Physocarpus monogynus and other shrubs. Phenology: flowering & fruiting. 

Amy J. Roderick, 5302.  6/21/1998. 		RM 665919	Barcode: RM0153512
_________________________________________________________________________

822.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Powder River Basin: Wyo Hwy 59, ca 20 mi N of Douglas.  Elev. 4900 ft.
T35N R70W S4.  43.0347 N, 105.2664 W; uncertainty 1 mi..  
Sandy banks. Phenology: flowering. 

Ronald L. Hartman, 5205.  5/21/1978. 		RM 327233	Barcode: RM0154375
     with Keith Dueholm
_________________________________________________________________________

823.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 5292.  5/22/1978. 		RM 327260	Barcode: RM0154587
     with Keith Dueholm
_________________________________________________________________________

824.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 5.5 mi N of Soda Wells.  Elev. 3800 ft.
T55N R70W S31.  44.7081 N, 105.31972 W; uncertainty 1 mi..  
Rolling hills dissected by stream; sandy slopes. Phenology: flowering. 

Ronald L. Hartman, 5481.  5/25/1978. 		RM 327232	Barcode: RM0154376
     with Keith Dueholm
_________________________________________________________________________

825.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: along All Night Creek, ca 8 air mi E of South Pumpkin Butte.  Elev. 5000 ft.
T43N R74W S13.  43.6989 N, 105.6917 W; uncertainty 1 mi..  
Along creek. Phenology: flowering. 

Ronald L. Hartman, 5751.  5/29/1978. 		RM 327230	Barcode: RM0154378
     with Keith Dueholm
_________________________________________________________________________

826.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Little Thunder Creek, ca 8 air mi SE of Reno Junction.  Elev. 4800 ft.
T43N R71W S23.  43.6864 N, 105.3514 W; uncertainty 1 mi..  
Slopes and outcrops along river; slope. Phenology: flowering. 

Ronald L. Hartman, 5900.  6/3/1978. 		RM 327226	Barcode: RM0154373
     with Keith Dueholm
_________________________________________________________________________

827.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Chicken Creek Divide, 2.5 mi N of Spotted Horse.  Elev. 4200 ft.
T55N R75W S13.  44.7458 N, 105.8275 W; uncertainty 1 mi..  
Ridge, slopes, badly eroded valleys, and plains; sandy slope. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6050.  6/5/1978. 		RM 327227	Barcode: RM0154372
     with Keith Dueholm
_________________________________________________________________________

828.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: near the Powder River, ca 17 air mi NNW of Spotted Horse.  Elev. 3600 ft.
T57N R76W S14.  44.92083 N, 105.9736 W; uncertainty 1 mi..  
Eroded hills overlooking river; open slope. Phenology: flowering. 

Ronald L. Hartman, 6154.  6/6/1978. 		RM 327245	Barcode: RM0154591
     with Keith Dueholm
_________________________________________________________________________

829.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 1 air mi S of Montana and 6.5 air mi W of Wyo Hwy 59.  Elev. 3700 ft.
T58N R72W S27.  44.9878 N, 105.50278 W; uncertainty 1 mi..  
Dissected slopes near road. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6260.  6/7/1978. 		RM 327244	Barcode: RM0154592
     with Keith Dueholm
_________________________________________________________________________

830.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 18 air mi SE of Gillette.  Elev. 4700 ft.
T48N R70W S32.  44.095 N, 105.29222 W; uncertainty 1 mi..  
Hill with grassy ridge and steep slopes, eroded slopes, and roadside; slope. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6328.  6/8/1978. 		RM 327243	Barcode: RM0154593
_________________________________________________________________________

831.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: 18 air mi SSE of Gillette.  Elev. 4600 ft.
T47N R71W S24.  44.0364 N, 105.3317 W; uncertainty 1 mi..  
Rocky slopes and plains below; plains. Phenology: flowering & fruiting. 

Ronald L. Hartman, 6446.  6/9/1978. 		RM 327242	Barcode: RM0154368
_________________________________________________________________________

832.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: head of Piney Canyon, ca 22 air mi SE of Reno Junction.  Elev. 4700 ft.
T43N R70W S26; also S35.  43.5881 N, 105.1117 W; uncertainty 2 mi..  
Rocky slopes, stream margins, and ponderosa pine woodlands; open slope. Phenology: flowering. 

Ronald L. Hartman, 6549.  6/10/1978. 		RM 327231	Barcode: RM0154377
     with Keith H. Dueholm
_________________________________________________________________________

833.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Washington, Garfield County: Umatilla National Forest and Vicinity: Cape Horn Ridge, ca 8 mi S and 15 mi W of Anatone.  Elev. 3830-4460 ft.
T9N R43E S16; also S17.  46 15' 23" N, 117 26' 32" W to 46 15' 18" N, 117 26' 3" W to 46 15' 30" N, 117 26' 53" W; GPS Reading.  zone 11, 5122633E, 465914N; GPS Reading.  
Grass steppe in shallow, copper, platey soil; slope: 10; aspect southwest. Phenology: flowering. 

Heather Bradtke, 7220.  7/1/2002. 		RM 
_________________________________________________________________________

834.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Ronald L. Hartman, 6954.  6/22/1978. 		RM 327249	Barcode: RM0154589
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

835.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 7101.  6/23/1978. 		RM 327234	Barcode: RM0154374
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

836.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Eighty-five Divide, ca 11 air mi W of Rockypoint.  Elev. 3600 ft.
T57N R70W S18; also S19.  44.9314 N, 105.32083 W; uncertainty 2 mi..  
Hills with sandstone outcrops. Phenology: fruiting. 

Ronald L. Hartman, 7183.  6/24/1978. 		RM 327224	Barcode: RM0154364
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

837.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 9 air mi SW of Gillette.  Elev. 4600 ft.
T49N R73W S21.  44.20944 N, 105.6408 W; uncertainty 1 mi..  
Low hills with drainage and large shallow pond on flat. Phenology: flowering & fruiting. 

Ronald L. Hartman, 7248.  6/25/1978. 		RM 327252	Barcode: RM0154588
     with Mary Alice Sanguinetti
_________________________________________________________________________

838.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 7519.  6/27/1978. 		RM 327217	Barcode: RM0154363
     with Mary Alice Sanguinetti
_________________________________________________________________________

839.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Wyo Hwy 387, ca 3.5 road mi E of Johnson County.  Elev. 5000 ft.
T41N R76W S1.  43.5536 N, 105.9366 W; uncertainty 1 mi..  
Sandstone outcrop along highway. Phenology: fruiting. 

Ronald L. Hartman, 7736.  6/29/1978. 		RM 327223	Barcode: RM0154371
     with Mary Alice Sanguinetti
_________________________________________________________________________

840.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Bighorn National Forest: ca 4 air mi NW of Tyrrell Ranger Station.  Elev. 8400 ft.
T49N R87W S14.  44.2192 N, 107.2931 W; uncertainty 1 mi..  
Limestone outcrops at edge of forest. Phenology: flowering. 

Ronald L. Hartman, 9168.  6/21/1979. 		RM 350371	Barcode: RM0154347
     with Ann Odasz
_________________________________________________________________________

841.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Bighorn National Forest: Ice Creek, ca 8.8 air mi W of Burgess Junction.  Elev. 9000-9200 ft.
T55N R90W S4; also S5.  44.7731 N, 107.69 W; uncertainty 2 mi..  
Openings on slopes and ridges. Phenology: flowering. 

Ronald L. Hartman, 9259.  6/23/1979. 		RM 350370	Barcode: RM0154348
     with Ann Odasz
_________________________________________________________________________

842.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Bighorn National Forest: Boyd Ridge, ca 18 air mi W of Parkman.  Elev. 7400 ft.
T58N R90W S35.  44.9594 N, 107.69389 W; uncertainty 1 mi..  
Meadows and aspen groves. Phenology: flowering. 

Ronald L. Hartman, 9464.  6/25/1979. 		RM 350367	Barcode: RM0154351
     with Ann Odasz
_________________________________________________________________________

843.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: ca 1 air mi W of Dullknife Reservoir spillway.  Elev. 8400-8700 ft.
T47N R85W S21; also S28.  44.0281 N, 107.07889 W; uncertainty 1 mi..  
Hill with limestone outcrops, scattered wooded slopes, and meadows. Phenology: flowering. 

Ronald L. Hartman, 9598.  6/27/1979. 		RM 350369	Barcode: RM0154349
_________________________________________________________________________

844.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Oil field, ca 4.2 air mi N of Waltman.  Elev. 6200 ft.
T36N R86W S6; also T36N R87W S1.  43.1192 N, 107.1936 W; uncertainty 2 mi..  
Eroded shale slopes with sandstone outcrops and drainages. Phenology: flowering & fruiting. 

Ronald L. Hartman, 9982.  7/12/1979. 		RM 332025	Barcode: RM0154594
_________________________________________________________________________

845.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: Burnt Wagon Draw, ca 6.5 air mi S of Poison Spider or County Road 201; ca 31.2 air mi SW of Casper.  Elev. 6400 ft.
T32N R84W S17.  42.7443 N, 106.9243 W.  
Gravelly hills; black sage, creeping juniper, and limber pine common. Phenology: fruiting. 

Amy J. Roderick, 5363.  6/23/1998. 		RM 665918	Barcode: RM0153513
_________________________________________________________________________

846.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: south shore of Willow Lake, ca 8.5 air mi N of Pinedale.  Elev. 7700-8200 ft.
T35N R109W S21.  42.9903 N, 109.87 W; uncertainty 1 mi..  
Open, south-facing rocky sagebrush ridge. Phenology: flowering. 

Walter Fertig, 1770.  6/15/1990. 		RM 588296	Barcode: RM0154557
_________________________________________________________________________

847.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Fremont Ridge, ca 8 air mi NNE of Pinedale.  Elev. 7640-7900 ft.
T35N R109W S25; also S36.  42.9753 N, 109.8106 W.  
Sagebrushridge. Phenology: flowering. 

Walter Fertig, 1878.  6/15/1990. 		RM 588295	Barcode: RM0154558
_________________________________________________________________________

848.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Half Moon Lake, ca 8 air mi NE of Pinedale.  Elev. 7700-7900 ft.
T34N R108W S9.  42.9314 N, 109.7506 W.  
Open sagebrush slope. Phenology: flowering & fruiting. 

Walter Fertig, 2484.  6/25/1990. 		RM 588294	Barcode: RM0154559
_________________________________________________________________________

849.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Half Moon Lake, ca 8 air mi NE of Pinedale.  Elev. 7700-7900 ft.
T34N R108W S9.  42.9314 N, 109.7506 W.  
Shady aspen woods. Phenology: flowering & fruiting. 

Walter Fertig, 2498.  6/25/1990. 		RM 588293	Barcode: RM0154561
_________________________________________________________________________

850.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Between east shore of Fremont Lake and Skyline Drive, ca 2.5 road mi S of road to Half Moon Lake, ca 4 miles NE of Pinedale.  Elev. 7660-7700 ft.
T34N R109W S13.  42.9172 N, 109.81 W; uncertainty 1 mi..  
Rocky sagebrush opening with black fluffy soil. Phenology: flowering & fruiting. 

Walter Fertig, 2613.  6/30/1990. 		RM 588292	Barcode: RM0154562
_________________________________________________________________________

851.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 6700-7000 ft.
T27N R89W S1 NE1/4.  42.3397 N, 107.4159 W.  
Ridge and north facing forested slope leading into sagebrush bottom. Phenology: flowering. 

Amy J. Roderick, 538.  6/9/1997. 		RM 667063	Barcode: RM0153526
     with Ronald L. Hartman
_________________________________________________________________________

852.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Acorn Ridge, Sweetwater River, ca 4 air mi NW of Wyo Hwy 28, ca 37 air mi NE of Farson.  Elev. 7600-7990 ft.
T28N R102W S10.  42.4125 N, 108.9744 W.  
Sandy sagebrush grassland at base of ridge. Phenology: flowering. 

Walter Fertig, 7257.  6/8/1991. 		RM 588301	Barcode: RM0035232
_________________________________________________________________________

853.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Southwest slopes of Little Prospect Mountain, ca 2 air mi S of Leckie, ca 35 air mi SE of Pinedale.  Elev. 7580-8500 ft.
T30N R104W S19; also S29, S30.  42.5547 N, 109.2944 W; uncertainty 3 mi..  
Rocky, dry, barren foothills. Phenology: flowering. 

Walter Fertig, 7563.  6/11/1991. 		RM 588300	Barcode: RM0154567
_________________________________________________________________________

854.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Ridge ca 0.5 mi ENE of Meadow Lake and 0.5 mi W of Burnt Lake, ca 11 air mi E of Pinedale.  Elev. 8000-9000 ft.
T34N R107W S19, 20, 29, and 30.  42.9022 N, 109.6711 W; uncertainty 3 mi..  
Rocky, open canopy ridgeline. Phenology: flowering. 

Walter Fertig, 7625.  6/12/1991. 		RM 588299	Barcode: RM0154566
_________________________________________________________________________

855.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ridge and flats adjacent to dirt road leading to Irish Canyon, ca 1 mi N of Big Sandy, ca 25.5 air mi SE of Pinedale.  Elev. 7600-7900 ft.
T31N R106W S13; also S14.  42.6542 N, 109.4314 W.  
Rocky sagebrush grassland on ridge. Phenology: flowering. 

Walter Fertig, 7967.  6/16/1991. 		RM 588298	Barcode: RM0154555
_________________________________________________________________________

856.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Pole Creek drainage and adjacent ridges, between Fayette Lake and Half Moon Lake, ca 9 air mi NE of Pinedale.  Elev. 7600-9000 ft.
T34N R108W S1; also S2, S11, S12.  42.9456 N, 109.6911 W; uncertainty 3 mi..  
Granitic outcrop adjacent to Pole Creek where it enters Half Moon Lake. Phenology: flowering. 

Walter Fertig, 8040.  6/18/1991. 		RM 588297	Barcode: RM0154556
_________________________________________________________________________

857.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ridge 0.5 mi SW of Blueberry Lake, 0.5 mi E of Boulder Lake, ca 12.5 air mi E of Pinedale.  Elev. 7760-8400 ft.
T34N R107W S34.  42.8731 N, 109.6117 W.  
Open sagebrush grassland on south face of ridge. Phenology: flowering. 

Walter Fertig, 8200.  6/25/1991. 		RM 584982	Barcode: RM0154560
_________________________________________________________________________

858.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: 1/8 mi W of confluence of Larsen Creek and Sweetwater River, ca 45 air mi SE of Pinedale.  Elev. 8600-8840 ft.
T30N R103W S12; also S13.  42.5856 N, 109.08 W.  
Open canopy sagebrush-grassland hillside. Soil sandy-gravelly. Phenology: flowering & fruiting. 

Walter Fertig, 8460.  6/28/1991. 		RM 584981	Barcode: RM0154565
_________________________________________________________________________

859.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Block and Tackle Hill, on Continental Divide, ca 42.5 air mi SE of Pinedale.  Elev. 8600-9000 ft.
T30N R103W S17.  42.5708 N, 109.1581 W.  
Open canopy south-facing sandy ridge with mixed sagebrush and aspen. Phenology: flowering. 

Walter Fertig, 8545.  6/28/1991. 		RM 584980	Barcode: RM0154564
_________________________________________________________________________

860.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Scab Creek drainage, ca 17 air mi E of Pinedale.  Elev. 8000-8600 ft.
T33N R106W S19; also S20 & S29.  42.8153 N, 109.5536 W; uncertainty 3 mi..  
Open canopy, dry ledges and crevices of granitic outcrop above creek. Phenology: flowering & fruiting. 

Walter Fertig, 8663.  7/1/1991. 		RM 584979	Barcode: RM0154563
_________________________________________________________________________

861.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1-1.5 mi E of I-25, ca 13 air mi N of Casper.  Elev. 5560-5600 ft.
T36N R79W S34.  43.0472 N, 106.3103 W; uncertainty 1 mi..  
Flats of Carex with areas of Artemisia cana. Phenology: flowering & fruiting. 

B. E. Nelson, 24764.  5/17/1993. 		RM 600185
_________________________________________________________________________

862.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Coal Draw between Salt Creek and County Road 116, ca 2.5 air mi N of Midwest.  Elev. 4770-4780 ft.
T40N R79W S12.  43.4508 N, 106.2817 W.  
Bench along creek with Sarcobatus and Tamarix thickets. Phenology: flowering. 

B. E. Nelson, 24804.  5/17/1993. 		RM 600186
_________________________________________________________________________

863.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Rough breaks with scattered juniper and ponderosa pine and interspersed sandy areas. Phenology: flowering. 

B. E. Nelson, 24856.  5/19/1993. 		RM 600187	Barcode: RM0154578
_________________________________________________________________________

864.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4 mi N of Prairie Center on County Road 25, ca 35 air mi N of Torrington.  Elev. 4930-4960 ft.
T30N R61W S16.  42.5721 N, 104.2001 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Mixed grass plains. Phenology: flowering. 

B. E. Nelson, 24893.  5/19/1993. 		RM 600188	Barcode: RM0154574
_________________________________________________________________________

865.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: ca 18 air mi NE of Lusk off S Bar or County Road 62.  Elev. 4950-5080 ft.
T33N R61W S1.  42.8665 N, 104.1289 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Small openings in the ponderosa pine forest of the breaks. Phenology: flowering. 

B. E. Nelson, 24917.  5/20/1993. 		RM 600189	Barcode: RM0154571
_________________________________________________________________________

866.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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!.  
Swales and moist sagebrush-grasslands. Phenology: flowering & fruiting. 

B. E. Nelson, 24973.  5/20/1993. 		RM 600190	Barcode: RM0154570
_________________________________________________________________________

867.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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!.  
Ridge top with conglomerate boulders and outcrops. Phenology: flowering & fruiting. 

B. E. Nelson, 25001.  5/20/1993. 		RM 600191	Barcode: RM0154569
_________________________________________________________________________

868.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: Flat Top, ca 5.5 air mi NNW of Shawnee; ca 17.5 air mi ENE of Douglas.  Elev. 5400 ft.
T33N R68W S20.  42.8172 N, 105.0453 W.  
Moist meadow, lower slopes, and drainages on limestone butte. Phenology: flowering. 

B. E. Nelson, 25025.  5/20/1993. 		RM 600192	Barcode: RM0154484
_________________________________________________________________________

869.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: S of Mikes Draw along Wyo Hwy 59 and Burlington Northern Railroad, ca 7 air mi S of Bill; ca 26.5 air mi N of Douglas.  Elev. 4770-4830 ft.
T36N R70W S4.  43.1233 N, 105.2647 W; uncertainty 1 mi..  
Sandy clay sagebrush-grassland with sparsely vegetated knolls. Phenology: flowering. 

B. E. Nelson, 25058.  5/23/1993. 		RM 600193
_________________________________________________________________________

870.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: along Cow Creek or County Road 45, ca 8.7 air mi NE of Bill; ca 39.5 air mi NNE of Douglas.  Elev. 4800-4840 ft.
T38N R69W S2.  43.3008 N, 105.1042 W.  
Sandy clay sagebrush-grassland with sparsely vegetated knolls. Phenology: flowering & fruiting. 

B. E. Nelson, 25081.  5/23/1993. 		RM 600194
_________________________________________________________________________

871.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: along Steinle or County Road 40, ca 8 air mi NE of Bill; ca 41 air mi NNE of Douglas.  Elev. 4700-4740 ft.
T39N R69W S28.  43.3283 N, 105.1467 W.  
Sagebrush-sedge-grassland. Phenology: flowering & fruiting. 

B. E. Nelson, 25116.  5/24/1993. 		RM 600195
_________________________________________________________________________

872.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Sedge-grassland flats with eroded slopes and draws below. Phenology: flowering & fruiting. 

B. E. Nelson, 25138.  5/24/1993. 		RM 600174
_________________________________________________________________________

873.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

B. E. Nelson, 25191.  5/24/1993. 		RM 600175	Barcode: RM0154568
_________________________________________________________________________

874.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: above Lost Creek on Harris or County Road 58, ca 2.5 air mi S of Lost Springs; ca 23 air mi E of Douglas.  Elev. 4960-5020 ft.
T32N R67W S19.  42.7317 N, 104.9425 W.  
Sandy prairie with scattered patches of sagebrush. Phenology: flowering. 

B. E. Nelson, 25224.  5/26/1993. 		RM 600176
_________________________________________________________________________

875.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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!.  
Grassland on stony soil near top of ridge. Phenology: flowering. 

B. E. Nelson, 25238.  5/26/1993. 		RM 600177	Barcode: RM0154572
_________________________________________________________________________

876.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 sandstone ridge and upper slopes. Phenology: flowering & fruiting. 

B. E. Nelson, 25297.  5/26/1993. 		RM 600178	Barcode: RM0154573
_________________________________________________________________________

877.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Stony sagebrush-grassland on limestone. Phenology: flowering & fruiting. 

B. E. Nelson, 25382.  5/27/1993. 		RM 600179	Barcode: RM0154580
_________________________________________________________________________

878.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: between Rocky Pass and Long Canyon, ca 1.3 air mi NW of Hartville; ca 4.7 air mi N of Guernsey.  Elev. 4780-4960 ft.
T27N R66W S2.  42.3428 N, 104.7436 W; uncertainty 1 mi..  
Flat area with extensive limestone pavement above canyons dominated by juniper and mountain mahogany. Phenology: flowering & fruiting. 

B. E. Nelson, 25396.  5/27/1993. 		RM 600180	Barcode: RM0154577
_________________________________________________________________________

879.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: between Horse Creek and Table Mountain on Wyoming Game and Fish Table Mountain Wildlife Management Area, ca 4 air mi SSE of Huntley; ca 14 air mi S of Torrington.  Elev. 4120-4160 ft.
T22N R60W S18.  41.88 N, 104.12 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Grasslands on sandy clay soils with marshes and playas. Phenology: flowering & fruiting. 

B. E. Nelson, 25444.  5/27/1993. 		RM 600181	Barcode: RM0154575
_________________________________________________________________________

880.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 25525.  5/30/1993. 		RM 600182	Barcode: RM0154579
_________________________________________________________________________

881.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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!.  
Steep, sandy north slopes below sandstone cliffs with outcrops and blocks. Phenology: fruiting. 

B. E. Nelson, 25766.  6/14/1993. 		RM 600183	Barcode: RM0154576
_________________________________________________________________________

882.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along South Fork of Dry Fork Cheyenne River at the end of 55 Ranch or County Road 23, ca 1-1.5 air mi E of Pine Ridge, ca 19 air mi E of Glenrock.  Elev. 5440-5480 ft.
T37N R75W S34 South 1/4.  43.1362 N, 105.8478 W; uncertainty 0.5 mi..  
A mosaic of sagebrush-grasslands and sedge-grasslands. Phenology: flowering. 

B. E. Nelson, 30090.  5/12/1994. 		RM 664715	Barcode: RM0154512
_________________________________________________________________________

883.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ridge between Phillips and Brown Springs creeks ca 2 air mi S of Dry Fork Cheyenne River off Ross or County Road 31, ca 23 air mi NNE of Glenrock.  Elev. 5440-5460 ft.
T37N R74W S15 NE1/4.  43.179 N, 105.7291 W; uncertainty 0.5 mi..  
A mosaic of sagebrush-grasslands and sedge-grasslands. Phenology: flowering. 

B. E. Nelson, 30134.  5/12/1994. 		RM 664687	Barcode: RM0154513
_________________________________________________________________________

884.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Sagebrush-grassland. Phenology: flowering. 

B. E. Nelson, 30160.  5/12/1994. 		RM 664686	Barcode: RM0154514
_________________________________________________________________________

885.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

B. E. Nelson, 30184.  5/16/1994. 		RM 664685	Barcode: RM0154515
_________________________________________________________________________

886.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: hills N of Cow Creek on Cow Creek or County Road 3, ca 17.8 air mi NNW of Lance Creek; ca 39 air mi NNW of Lusk.  Elev. 4300-4390 ft.
T38N R66W S12 NW1/4.  43.2856 N, 104.7339 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sedge-grassland on rolling dissected plains. Phenology: flowering. 

B. E. Nelson, 30204.  5/17/1994. 		RM 664684	Barcode: RM0154516
_________________________________________________________________________

887.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: at head of a branch of Garland Draw on Dixon or County Road 2 ca 2 air mi S of Weston County, ca 18.8 air mi WNW of Mule Creek Junction; ca 50.5 air mi NNW of Lusk.  Elev. 4300-4380 ft.
T40N R65W S4 NW1/4.  43.4736 N, 104.6777 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Rolling plains with a mosaic of sagebrush-grassland and sedge-grassland and occasional sandstone outcrops. Phenology: flowering & fruiting. 

B. E. Nelson, 30219.  5/17/1994. 		RM 664683	Barcode: RM0154524
_________________________________________________________________________

888.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Roxson Road ca 1/2-3/4 mi N of Weston County, ca 3.3 air mi WSW of Morisey; ca 28.5 air mi SW of Newcastle.  Elev. 4120-4240 ft.
T41N R63W S20; SE1/4 S9.  43.515 N, 104.4527 W.  
Rolling dissected plain of sagebrush-grassland and sedge-grassland mosaic. Phenology: flowering. 

B. E. Nelson, 30314.  5/17/1994. 		RM 
_________________________________________________________________________

889.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: near the Rest Area on U.S. Hwy 18 and 85, ca 9.3 air mi N of Lusk.  Elev. 4920-5000 ft.
T34N R63W S27 NW1/4.  42.8949 N, 104.4098 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Grassy slopes and flats above the canyons. Phenology: flowering. 

B. E. Nelson, 30330.  5/17/1994. 		RM 664678	Barcode: RM0154529
_________________________________________________________________________

890.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 30353.  5/19/1994. 		RM 664677	Barcode: RM0154530
_________________________________________________________________________

891.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 30387.  5/19/1994. 		RM 664676	Barcode: RM0154503
_________________________________________________________________________

892.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
A mosaic of sagebrush-grassland and ponderosa pine forest. Phenology: flowering. 

B. E. Nelson, 30437.  5/19/1994. 		RM 664675	Barcode: RM0154504
_________________________________________________________________________

893.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Marble or County Road 167 ca 1 air mi E of the Marble Quarry N of Marble Quarry Creek, ca 13 air mi W of Wheatland.  Elev. 4960-5040 ft.
T24N R70W S2 NE1/4.  42.0839 N, 105.2057 W.  
Sagebrush-grassland slopes and benches with fine gravelly soils and cobblestones. Phenology: flowering. 

B. E. Nelson, 30518.  5/19/1994. 		RM 664674	Barcode: RM0154505
_________________________________________________________________________

894.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: on Notches Dome ca 1 air mi S of Okie Draw, ca 12 air mi NE of Waltman; ca 44 air mi NW of Casper.  Elev. 5980-6000 ft.
T37N R85W S3 SW1/4.  43.2076 N, 107.0352 W.  
Steep soft clay cobblestone hills with scattered sagebrush, greasewood, and bluebunch wheatgrass. Phenology: flowering. 

B. E. Nelson, 30561.  5/23/1994. 		RM 664673	Barcode: RM0154506
_________________________________________________________________________

895.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Baker Cabin or County Road 108 between North Fork Cottonwood Creek and Gray Wall, ca 12 air mi NE of Arminto; ca 51 air mi NW of Casper.  Elev. 6340-6490 ft.
T39N R86W S25 W1/2.  43.3217 N, 107.1144 W.  
In sand, grassy sandy areas, sandstone outcrops, and clay slopes. Phenology: flowering. 

B. E. Nelson, 30626.  5/23/1994. 		RM 664672	Barcode: RM0154507
_________________________________________________________________________

896.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Thirtythree Mile or County Road 110 ca 1.5 air mi W of Alkali Creek, 28.5 air mi W of Midwest; ca 43 air mi NW of Casper.  Elev. 5280-5920 ft.
T39N R83W S5 W1/2.  43.3758 N, 106.8325 W.  
Grassland. Phenology: flowering & fruiting. 

B. E. Nelson, 30670.  5/23/1994. 		RM 664671	Barcode: RM0154508
_________________________________________________________________________

897.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along the Oregon Trail on Oregon Trail or County Road 319, ca 1.5 air mi ENE of Ryan (Prospect) Hill, ca 27.8 air mi SW of Casper.  Elev. 6040-6370 ft.
T31N R83W S10 W1/2.  42.6715 N, 106.767 W.  
Shallow draws on slopes. Phenology: flowering. 

B. E. Nelson, 30772.  5/25/1994. 		RM 664670	Barcode: RM0154509
_________________________________________________________________________

898.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road just S of the Laramie River, ca 3.5 air mi WSW of Fort Laramie; ca 22.3 air mi NW of Torrington.  Elev. 4280-4340 ft.
T26N R64W S30 SE1/4.  42.193 N, 104.581 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Steep cobblestone slopes. Phenology: flowering & fruiting. 

B. E. Nelson, 30814.  5/26/1994. 		RM 664669	Barcode: RM0154510
_________________________________________________________________________

899.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Sandy plains with sagebrush below cobblestone slopes. Phenology: flowering & fruiting. 

B. E. Nelson, 30854.  5/26/1994. 		RM 664668	Barcode: RM0154511
_________________________________________________________________________

900.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Emigrant Gap Ridge, ca 12 air mi W of Casper.  Elev. 5548-5580 ft.
T33N R81W S4 E1/4.  42.8533 N, 106.5578 W; uncertainty 1 mi..  
Sandy and shaly areas with ponderosa pine on ridges. Phenology: fruiting. 

Ronald L. Hartman, 38098.  6/23/1993. 		RM 600184	Barcode: RM0154449
_________________________________________________________________________

901.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Poison Spider Oil Field, ca 24 air mi W of Casper.  Elev. 5700-5900 ft.
T33N R83W S3 NE1/4.  42.8615 N, 106.7752 W; uncertainty 0.5 mi..  
Sandy slopes and flats with sandstone outcrops in uplands with ponderosa pine. Phenology: fruiting. 

Ronald L. Hartman, 38162.  6/23/1993. 		RM 603805	Barcode: RM0154455
_________________________________________________________________________

902.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Blue Canyon at south end of Pine Mountain, ca 28 air mi WNW of Casper.  Elev. 5750-5900 ft.
T34N R84W S13 N1/2; and also NE1/4 S24.  42.91583 N, 106.85833 W; uncertainty 1 mi..  
Sandstone outcrop and sandy slopes with areas of shale. Phenology: fruiting. 

Ronald L. Hartman, 38279.  6/24/1993. 		RM 603806	Barcode: RM0154454
_________________________________________________________________________

903.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 38335.  6/24/1993. 		RM 603807	Barcode: RM0154456
_________________________________________________________________________

904.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Wyo Hwy 253, ca 9 air mi SE of Casper.  Elev. 5420 ft.
T32N R78W S12 NW1/4.  42.7612 N, 106.143 W; uncertainty 0.5 mi..  
Wide right-of-way with road cut and relatively undistrubed grasslands along fence and drainage with cottonwood and willow. Phenology: fruiting. 

Ronald L. Hartman, 38464.  6/26/1993. 		RM 600159	Barcode: RM0154447
_________________________________________________________________________

905.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 38568.  6/26/1993. 		RM 600160	Barcode: RM0154448
_________________________________________________________________________

906.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 12 air mi E of Casper.  Elev. 5180-5210 ft.
T33N R77W S3 E1/2.  42.8575 N, 106.0681 W; uncertainty 0.5 mi..  
Old roadcut with original grasslands along fences in sandy soil. Phenology: fruiting. 

Ronald L. Hartman, 38588.  6/27/1993. 		RM 600161	Barcode: RM0154482
_________________________________________________________________________

907.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 slope in grassland with patches of sagebrush. Phenology: fruiting. 

Ronald L. Hartman, 38694.  6/27/1993. 		RM 600162	Barcode: RM0154537
_________________________________________________________________________

908.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Wyoming Game and Fish Access area along the North Platte River in vicinity of Carey, ca 10 air mi E of Glenrock.  Elev. 4927 ft.
T33N R73W S6 W1/2.  42.8568 N, 105.6681 W; uncertainty 0.5 mi..  
River margin and sandy flats and slopes. Phenology: fruiting. 

Ronald L. Hartman, 38813.  6/27/1993. 		RM 600163	Barcode: RM0154536
_________________________________________________________________________

909.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Ronald L. Hartman, 38928.  6/29/1993. 		RM 600164	Barcode: RM0154463
_________________________________________________________________________

910.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Ronald L. Hartman, 39153.  6/29/1993. 		RM 600165	Barcode: RM0154464
_________________________________________________________________________

911.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 39169.  6/29/1993. 		RM 600166	Barcode: RM0153581
_________________________________________________________________________

912.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 39485.  7/1/1993. 		RM 600167	Barcode: RM0153577
_________________________________________________________________________

913.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 39612.  7/1/1993. 		RM 600168	Barcode: RM0153578
_________________________________________________________________________

914.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 7 air mi E of Albany County.  Elev. 5250 ft.
T22N R69W S4 NW1/4; and also NE1/4 S5.  41.9094 N, 105.1361 W.  
Sandy slopes. Phenology: fruiting. 

Ronald L. Hartman, 39838.  7/4/1993. 		RM 600169	Barcode: RM0153579
_________________________________________________________________________

915.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1.2 air mi NNW of Waltman.  Elev. 6230 ft.
T36N R87W S13.  43.0908 N, 107.2133 W.  
Sandy draw and slopes. Phenology: fruiting. 

Ronald L. Hartman, 40264.  7/6/1993. 		RM 600170	Barcode: RM0154461
     with T. W. Nelson
_________________________________________________________________________

916.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 10 air mi SW of Waltman along Powder River.  Elev. 6400 ft.
T34N R88W S2 SW1/4; also NW1/4 S11.  42.9483 N, 107.3494 W; uncertainty 1 mi..  
Sandy slopes and sandstone outcrop with juniper. Phenology: fruiting. 

Ronald L. Hartman, 40492.  7/6/1993. 		RM 600171	Barcode: RM0154462
     with Thomas W. Nelson
_________________________________________________________________________

917.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 40596.  7/11/1993. 		RM 600172	Barcode: RM0153582
_________________________________________________________________________

918.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4 air mi WNW of Chugwater.  Elev. 5600 ft.
T21N R67W S21 SE1/4; and also SW1/4 S22, NW1/4 S27; also NE1/4 S28.  41.7783 N, 104.8933 W.  
Sandy plains and road cuts. Phenology: fruiting. 

Ronald L. Hartman, 40872.  7/11/1993. 		RM 600173	Barcode: RM0153580
_________________________________________________________________________

919.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge Area: ca 0.5 air mi S of southern end of Cretaceous Mountain, ca 14 air mi SW of Big Piney.  Elev. 8100-8200 ft.
T28N R113W S19.  42.3983 N, 110.3161 W; uncertainty 1 mi..  
Hilltop with sagebrush slopes and semi-barren areas on ridges. Phenology: fruiting. 

Ronald L. Hartman, 43693.  8/4/1993. 		RM 614701	Barcode: RM0154426
_________________________________________________________________________

920.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Stewart Point, ca 4 air mi SW of Pinedale.  Elev. 7300-7750 ft.
T33N R109W S17 W1/4; also South1/2 S18 and N1/4 S19.  42.8297 N, 109.89 W; uncertainty 2 mi..  
Sagebrush slopes, dry stream channels, eroded, often barren slopes, windswept ridge and ravines with assorted shrubs. Phenology: flowering. 

Ronald L. Hartman, 45032.  5/21/1994. 		RM 630031	Barcode: RM0154453
     with Tom Cramer
_________________________________________________________________________

921.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Schuster Basin, ca 14 air mi NW of Kemmerer.  Elev. 7400-7800 ft.
T23N R117W S31; also S32; T23N R118W E1/4 S36.  41.9294 N, 110.7378 W; uncertainty 2 mi..  
Sagebrush slopes, steep calcareous outcrops on slumped slopes, and aspen woodlands. Phenology: flowering. 

Ronald L. Hartman, 45492.  5/26/1994. 		RM 608688	Barcode: RM0154429
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

922.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Wheat Creek to Windy Gap and Oyster Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-8000 ft.
T23N R115W S7 SW1/4; also S18; T23N R116W SE1/4 S12.  41.9878 N, 110.505 W; uncertainty 2 mi..  
Sagebrush slopes, sandstone and limestone outcrops, cushion plant communities on ridge, wet draws, and stream margins. Phenology: flowering. 

Ronald L. Hartman, 45646.  5/28/1994. 		RM 608687	Barcode: RM0154428
     with Tom Cramer
_________________________________________________________________________

923.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Pine Mountain, ca 1 air mi W of Natrona or County Road 209; ca 3.2 air mi SW of Natrona townsite.  Elev. 5800-6200 ft.
T35N R84W S13; also S24; T35N R83W S18 and S19.  43.0043 N, 106.8637 W.  
Draws and granite slopes of ponderosa pine, sagebrush, and snowberry. Phenology: fruiting. 

Amy J. Roderick, 5577.  6/27/1998. 		RM 665917	Barcode: RM0153514
_________________________________________________________________________

924.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: east side of Elk Mountain, ca 2.5 air mi W of Elkhorn Junction.  Elev. 7100-7882 ft.
T28N R105W S1; also S2 and S11.  42.4247 N, 109.2853 W.  
Sagebrush flats, slopes, and windswept hill tops. Phenology: flowering. 

Thomas Cramer, 111.  6/7/1994. 		RM 630079	Barcode: RM0153628
_________________________________________________________________________

925.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 4.5 air mi S of Boulder.  Elev. 6950 ft.
T31N R108W S5 SE1/4.  42.685 N, 109.7411 W.  
Riverside meadows and cottonwood/willows with adjacent sagebrush. Phenology: flowering. 

Thomas Cramer, 1568.  7/3/1994. 		RM 630073	Barcode: RM0153622
     with Jane T. Kellett
_________________________________________________________________________

926.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Green River Basin: hill W of West Pacific Creek, ca 14 air mi SW of South Pass City.  Elev. 7200-7590 ft.
T27N R102W S3 W1/2; also N1/4 S10.  42.3431 N, 108.9728 W.  
Sagebrush hillside, windswept tops, and badlands. Phenology: flowering. 

Thomas Cramer, 1802.  7/7/1994. 		RM 630033	Barcode: RM0153621
     with Jane T. Kellett
_________________________________________________________________________

927.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: East Fork River, ca 6 air mi E of Boulder.  Elev. 7000 ft.
T32N R107W S16 NE1/4; also S1/4 S9.  42.7422 N, 109.6081 W; uncertainty 1 mi..  
Riverside meadows, willows, and mudflats. Phenology: fruiting. 

Thomas Cramer, 1897.  7/11/1994. 		RM 630032	Barcode: RM0153620
     with Jane T. Kellett
_________________________________________________________________________

928.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Scab Creek Campground, ca 10 air mi NE of Boulder.  Elev. 8200-8400 ft.
T33N R106W S18 SE1/4.  42.8294 N, 109.5536 W.  
Aspen hillside. Phenology: flowering. 

Thomas Cramer, 535.  6/14/1994. 		RM 630078	Barcode: RM0153627
_________________________________________________________________________

929.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 5.3 air mi W of Fontenelle Dam.  Elev. 6850 ft.
T24N R112W S31 E1/2.  42.0157 N, 110.1646 W.  
Sagebrush draw. Phenology: flowering. 

Thomas Cramer, 5477.  6/3/1995. 		RM 639933	Barcode: RM0153572
_________________________________________________________________________

930.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Mount Airy, ca 4 air mi WSW of Pinedale.  Elev. 7350 ft.
T33N R110W S12 N1/4.  42.8451 N, 109.9285 W.  
Sagebrush at edge of eroded gully. Phenology: flowering. 

Thomas Cramer, 5884.  6/11/1995. 		RM 639908	Barcode: RM0153570
_________________________________________________________________________

931.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Green River Basin: Continental Divide at Sweetwater River and Palmer Draw, ca 10 air mi W of South Pass City.  Elev. 7600-7990 ft.
T28N R102W S10.  42.4125 N, 108.9744 W; uncertainty 1 mi..  
Streamside, Douglas fir canyonside, sagebrush slopes, and open rocky ridges. Phenology: flowering & fruiting. 

Thomas Cramer, 600.  6/16/1994. 		RM 630077	Barcode: RM0153626
_________________________________________________________________________

932.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: ca 4 air mi N of Pinedale.  Elev. 7500-7700 ft.
T34N R109W S15 NE1/4.  42.9177 N, 109.8499 W; uncertainty 0.5 mi..  
Sagebrush draws and hillsides with scattered large boulders. Phenology: flowering. 

Thomas Cramer, 6120.  6/16/1995. 		RM 639907	Barcode: RM0153569
     with Jane T. Kellett
_________________________________________________________________________

933.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 15.5 air mi SSW of La Barge.  Elev. 6900 ft.
T24N R114W S14 W1/2.  42.0603 N, 110.3191 W; uncertainty 1 mi..  
Sandy sagebrush draw down from hill. Phenology: flowering & fruiting. 

Thomas Cramer, 6574.  6/21/1995. 		RM 639727	Barcode: RM0153568
     with Jane T. Kellett
_________________________________________________________________________

934.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: Slate Creek Butte, ca 5 air mi SW of Fontenelle Dam.  Elev. 6650 ft.
T23N R112W S14 W1/2.  41.9711 N, 110.0873 W.  
Sand and cobblestone sagebrush draw off of butte. Phenology: flowering & fruiting. 

Thomas Cramer, 6680.  6/21/1995. 		RM 639724	Barcode: RM0153567
     with Jane T. Kellett
_________________________________________________________________________

935.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: ca 20 air mi NE of Farson.  Elev. 7300 ft.
T28N R104W S26 N1/4.  42.3741 N, 109.1873 W; uncertainty 1 mi..  
Sagebrush hillside and draws. Phenology: flowering. 

Thomas Cramer, 6869.  6/23/1995. 		RM 639906	Barcode: RM0153571
     with Jane T. Kellett
_________________________________________________________________________

936.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: southern end on the east side of the Prospect Mountains, ca 17 air mi W of South Pass City.  Elev. 7850-8600 ft.
T29N R103W S27; also South1/4 S22, S23, N1/2 S26 and NW1/4 S25.  42.4547 N, 109.1344 W.  
Sagebrush slopes and hills, open rocky ridges, aspen groves, and pine stands. Phenology: flowering. 

Thomas Cramer, 694.  6/16/1994. 		RM 630076	Barcode: RM0153625
_________________________________________________________________________

937.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 13.5 air mi NE of Kemmerer.  Elev. 6900-6950 ft.
T23N R115W S25 N1/4.  41.9413 N, 110.4157 W.  
Sagebrush and Atriplex flats at the base of a mesa. Phenology: fruiting. 

Thomas Cramer, 7109.  7/4/1995. 		RM 639905	Barcode: RM0153566
_________________________________________________________________________

938.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: south end of Slate Creek Ridge, ca 11.5 air mi NNE of Kemmerer.  Elev. 7100-7500 ft.
T23N R115W S27 South1/2.  41.9413 N, 110.4544 W.  
Wet meadow draw with sagebrush sides and shrub islands. Phenology: flowering & fruiting. 

Thomas Cramer, 7207.  7/5/1995. 		RM 639904	Barcode: RM0153565
_________________________________________________________________________

939.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Boulder Creek, ca 3.5 air mi N of Boulder.  Elev. 7000-7250 ft.
T33N R108W S27 South1/2; also W1/4 S26.  42.8008 N, 109.7322 W; uncertainty 1 mi..  
Creekside and sagebrush slopes. Phenology: fruiting. 

Thomas Cramer, 813.  6/18/1994. 		RM 630075	Barcode: RM0153624
_________________________________________________________________________

940.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Big Sandy River, ca 18 air mi N of Farson.  Elev. 6820 ft.
T28N R107W S36 South1/2; also T27N R107W N1/4 S1.  42.3569 N, 109.5175 W.  
Riverbank. Phenology: flowering. 

Thomas Cramer, 908.  6/20/1994. 		RM 630074	Barcode: RM0153623
_________________________________________________________________________

941.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Water Hole Draw at Big Sandy River, ca 23.5 air mi N of Farson.  Elev. 6900 ft.
T29N R106W S26 SE1/4.  42.4532 N, 109.4509 W.  
Riverside meadows and willows. Phenology: flowering. 

Thomas Cramer, 9176.  7/23/1995. 		RM 639903	Barcode: RM0153564
     with Jane T. Kellett
_________________________________________________________________________

942.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cheyenne River Road N of The Nose on the Cheyenne River, ca 3 air mi E of Hampshire; ca 31 air mi SW of Newcastle.  Elev. 4140-4180 ft.
T42N R65W S35 South 1/2.  43.5716 N, 104.6322 W.  
Bluffs along the river with sandy soil and sandstone above, clay on the slopes and below. Phenology: flowering & fruiting. 

B. E. Nelson, 30245.  5/17/1994. 		RM 664682	Barcode: RM0154525
_________________________________________________________________________

943.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Rolling grassland plains with sandstone outcrops, buttes, and ridges. Phenology: flowering. 

B. E. Nelson, 30276.  5/17/1994. 		RM 664681	Barcode: RM0154526
_________________________________________________________________________

944.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: butte N of Mush Creek off Mush Creek Road, ca 13 air mi WSW of Newcastle.  Elev. 4020-4160 ft.
T44N R63W S9 South 1/4.  43.7982 N, 104.4327 W; uncertainty 0.5 mi..  
Steep clay slopes with scattered pieces of sandstone. Phenology: flowering & fruiting. 

B. E. Nelson, 30290.  5/17/1994. 		RM 664680	Barcode: RM0154527
_________________________________________________________________________

945.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Roxson Road ca 1/2-3/4 mi N of Weston County, ca 3.3 air mi WSW of Morisey; ca 28.5 air mi SW of Newcastle.  Elev. 4120-4240 ft.
T41N R63W S20; SE1/4 S9.  43.515 N, 104.4527 W.  
Rolling dissected plain of sagebrush-grassland and sedge-grassland mosaic. Phenology: flowering. 

B. E. Nelson, 30314.  5/17/1994. 		RM 664679	Barcode: RM0154528
_________________________________________________________________________

946.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Along Cement Ridge, about halfway between the Wyoming-South Dakota boundary and the fire lookout tower.  Elev. 6500 ft.
T50N R60W S4.  44.3442 N, 104.0622 W; uncertainty 1 mi..  
Phenology: flowering & fruiting. 

C. L. Gilly, 763.  6/24/1953. 		RM 267123	Barcode: RM0154424
     with G. W. Parmelee, Stella M. Wilson and P. G. Coleman.
_________________________________________________________________________

947.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Kaiser Ranch near Sundance.  Elev. 4880 ft.
T51N R63W S23.  44.3902 N, 104.3922 W; uncertainty 1 mi..  
Phenology: fruiting. 

C. S. Gilbert, 57-212.  7/3/1957. 		RM 393317	Barcode: RM0154336
     with H. F. Eppson
_________________________________________________________________________

948.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Inyan Kara Creek, 17 mi S of Sundance.  Elev. 5220 ft.
T49N R62W S26.  44.1979 N, 104.2644 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Foothills; grass association; xerophytic. Phenology: fruiting. 

Herman E. Hayward, 2145.  7/14/1927. 		RM 110638	Barcode: RM0154425
_________________________________________________________________________

949.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Sourdough Creek W of Seely Hwy, Lutton Ranch; ca 6.4 air mi N of Hulett.  Elev. 4000 ft.
T55N R65W S12 SE1/4; and NE1/4 S13.  44.76972 N, 104.61028 W; uncertainty 1 mi..  
South and east facing grassy slopes. Phenology: flowering. 

Hollis Marriott, 2161.  5/23/1983. 		RM 378155	Barcode: RM0154403
_________________________________________________________________________

950.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Seely-Alzada Hwy, upper Boggy Creek; ca 10.5 air mi NE of Seely.  Elev. 3800 ft.
T57N R63W S19 W1/2; and T57N R64W E1/2 S24.  44.917 N, 104.4647 W; uncertainty 1 mi..  
Grassland with sagebrush; Skull Creek shale. Phenology: flowering. 

Hollis Marriott, 2220.  5/23/1983. 		RM 378154	Barcode: RM0154402
_________________________________________________________________________

951.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Little Missouri River Valley ca 8.5 air mi N of Seely.  Elev. 3600 ft.
T57N R65W S15 E1/2.  44.9308 N, 104.65 W; uncertainty 1 mi..  
Sagebrush-grassland on Skull Creek shale. Phenology: buds. 

Hollis Marriott, 2255.  5/23/1983. 		RM 378153	Barcode: RM0154401
_________________________________________________________________________

952.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains, East Fork Blacktail Creek; ca 9.5 air mi SE of Hulett.  Elev. 4700 ft.
T53N R63W S18 SW1/4; and T53N R64W SE1/4 S13.  44.581 N, 104.4678 W; uncertainty 1 mi..  
South and east facing slopes below sandstone cliffs with scattered pines. Phenology: flowering. 

Hollis Marriott, 2291.  5/24/1983. 		RM 378152	Barcode: RM0154400
_________________________________________________________________________

953.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: (Snider Ranch), upper Corral Creek drainage ca 14 air mi W of Sundance.  Elev. 4500 ft.
T51N R65W S10 SE1/4; also SW1/4 S11 and NW1/4 S14.  44.4203 N, 104.64861 W; uncertainty 3 mi..  
Open, grassy south and east facing slopes. Phenology: flowering. 

Hollis Marriott, 2402.  5/27/1983. 		RM 378151	Barcode: RM0154404
_________________________________________________________________________

954.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; also W1/2 S36.  44.6272 N, 104.1389 W; uncertainty 1 mi..  
Open, grassy ridge top; sandy soil. Phenology: flowering. 

Hollis Marriott, 2463.  5/31/1983. 		RM 378150	Barcode: RM0154405
_________________________________________________________________________

955.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 2531.  5/31/1983. 		RM 378149	Barcode: RM0154406
_________________________________________________________________________

956.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Government Valley, ca 8 air mi NNE of Sundance.  Elev. 4600 ft.
T52N R62W S5 W1/2.  44.52361 N, 104.3289 W; uncertainty 1 mi..  
Grassland on red shale soil. Phenology: flowering. 

Hollis Marriott, 2636.  6/6/1983. 		RM 378148	Barcode: RM0154407
_________________________________________________________________________

957.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Redwater Creek, gravel quarry on east side of Beulah.  Elev. 3600 ft.
T53N R60W S29 S1/2 of.  44.55389 N, 104.07833 W; uncertainty 1 mi..  
Grassy slopes below quarry. Phenology: flowering & fruiting. 

Hollis Marriott, 2738.  6/7/1983. 		RM 378147	Barcode: RM0154408
_________________________________________________________________________

958.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountain, East Creek, ca 6.4 air mi N of Alva.  Elev. 3700 ft.
T55N R63W S5 NW1/4 of.  44.7847 N, 104.4483 W; uncertainty 0.5 mi..  
Grassy south and east-facing slopes and ridge top. Phenology: flowering & fruiting. 

Hollis Marriott, 2795.  6/10/1983. 		RM 378146	Barcode: RM0154409
_________________________________________________________________________

959.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Hollis Marriott, 3071.  6/15/1983. 		RM 378145	Barcode: RM0154410
_________________________________________________________________________

960.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Goldie Divide near junction of Goldie and New Haven Roads, Ista Ranch; ca 5 air mi NW of Hulett.  Elev. 4500 ft.
T55N R65W S29 N1/2.  44.7225 N, 104.69028 W; uncertainty 1 mi..  
Grassland. Phenology: flowering. 

Hollis Marriott, 3174.  6/15/1983. 		RM 378144	Barcode: RM0154411
_________________________________________________________________________

961.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 3326.  6/21/1983. 		RM 378143	Barcode: RM0153670
_________________________________________________________________________

962.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. Phenology: fruiting. 

Hollis Marriott, 3576.  6/24/1983. 		RM 378142	Barcode: RM0154418
_________________________________________________________________________

963.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 520, 5.5 road mi S of Colo Hwy 69.  Elev. 7000 ft.
T27S R68W S33 SE1/4.  37.6531 N, 105.0024 W.  
A small hill with pinyon-juniper. Phenology: flowering. 

Brian Elliott, 202.  5/25/1998. 		RM 
_________________________________________________________________________

964.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Hollis Marriott, 6122.  5/16/1984. 		RM 378141	Barcode: RM0153677
_________________________________________________________________________

965.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; grassy opening. Phenology: fruiting. 

Hollis Marriott, 6178.  5/16/1984. 		RM 378140	Barcode: RM0153676
_________________________________________________________________________

966.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Devils Tower National Monument: south side of Fossil Hill.  Elev. 4200 ft.
T53N R66W S12.  44.5971 N, 104.7247 W; uncertainty 1 mi..  
Common on loose sandy-silty soil on open south slope with Phlox hoodii, Andropogon scoparius. Phenology: flowering. 

Hollis Marriott, 621.  4/29/1981. 		RM 335820	Barcode: RM0154412
_________________________________________________________________________

967.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Black Hills: W of Wyo Hwy 116; ca 4 air mi NNE of Upton.  Elev. 4600 ft.
T48N R65W S1.  44.1717 N, 104.60417 W; uncertainty 1 mi..  
Sagebrush grassland with scattered pines and junipers (grazed). Phenology: flowering. 

Hollis Marriott, 6290.  5/25/1984. 		RM 378139	Barcode: RM0153675
_________________________________________________________________________

968.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Black Hills: Spring Creek just N of WY Hwy 116 and S of Pfeiffer Hill; ca 10 air mi SSW of Sundance.  Elev. 4700 ft.
T49N R63W S9.  44.2456 N, 104.42667 W; uncertainty 1 mi..  
Grassland. Phenology: flowering. 

Hollis Marriott, 6339.  5/25/1984. 		RM 378138	Barcode: RM0153674
_________________________________________________________________________

969.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Cold Springs Creek near Plato Gulch; ca 10 air mi ESE of Sundance.  Elev. 4900 ft.
T51N R61W S33.  44.3667 N, 104.1833 W; uncertainty 1 mi..  
Grassy openings in ponderosa pine forest. Phenology: flowering. 

Hollis Marriott, 6371.  5/28/1984. 		RM 378137	Barcode: RM0153673
_________________________________________________________________________

970.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Sundance Mountain, just S of Sundance.  Elev. 5100 ft.
T51N R63W S24.  44.3928 N, 104.3669 W; uncertainty 1 mi..  
Grassland on E side (ski area). Phenology: flowering. 

Hollis Marriott, 6429.  5/28/1984. 		RM 378136	Barcode: RM0153672
_________________________________________________________________________

971.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 6499.  6/4/1984. 		RM 378135	Barcode: RM0153671
_________________________________________________________________________

972.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Cabin Creek SSW of Cedar Hill; ca 8.5 air mi WSW of Devils Tower.  Elev. 4100 ft.
T52N R67W S2 NE1/4.  44.52 N, 104.8722 W; uncertainty 1 mi..  
Big sagebrush-grassland with occasional junipers, on Skull Creek shale. Phenology: flowering & fruiting. 

Hollis Marriott, 6535.  6/7/1984. 		RM 378134	Barcode: RM0153669
_________________________________________________________________________

973.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Sagebrush-grassland on top of divide. Phenology: flowering & fruiting. 

Hollis Marriott, 6570.  6/7/1984. 		RM 378133	Barcode: RM0153657
_________________________________________________________________________

974.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Black Hills: Cambria Creek drainage NE of Cambria site; ca 6.5 air mi N of Newcastle.  Elev. 4700 ft.
T46N R61W S20.  43.9517 N, 104.2078 W; uncertainty 1 mi..  
Grassland in canyon bottom. Phenology: flowering & fruiting. 

Hollis Marriott, 6688.  6/12/1984. 		RM 378132	Barcode: RM0154422
_________________________________________________________________________

975.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Inyan Kara Mountain (east half).  Elev. 5400 ft.
T49N R62W S19.  44.2164 N, 104.3447 W; uncertainty 1 mi..  
Grassy east facing slope on outer mountain. Phenology: flowering & fruiting. 

Hollis Marriott, 6872.  6/19/1984. 		RM 378131	Barcode: RM0154421
_________________________________________________________________________

976.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Black Buttes: unnamed butte E of Iron Mountain, ca 9.5 air mi SE of Sundance.  Elev. 5800 ft.
T50N R62W S26.  44.29056 N, 104.2633 W; uncertainty 1 mi..  
Grassland on top of butte, rocky (igneous) soil. Phenology: flowering. 

Hollis Marriott, 6980.  6/21/1984. 		RM 378130	Barcode: RM0154420
_________________________________________________________________________

977.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Black Hills: Black Canyon near confluence with Horse Canyon; ca 4.5 air mi NE of Osage.  Elev. 4500 ft.
T47N R62W S30 SW1/4; and NW1/4 S31.  44.02444 N, 104.34917 W; uncertainty 1 mi..  
Pine forest on northwest-facing slope. Phenology: flowering & fruiting. 

Hollis Marriott, 7322.  6/27/1984. 		RM 378129	Barcode: RM0154419
_________________________________________________________________________

978.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 1268.  5/23/1978. 		RM 327256
     with Ronald L. Hartman
_________________________________________________________________________

979.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: 6 road mi S of Stroner.  Elev. 4100 ft.
T54N R68W S3.  44.69222 N, 105.0142 W; uncertainty 1 mi..  
Rolling plains. Phenology: flowering. 

Keith H. Dueholm, 1317.  5/24/1978. 		RM 327259
     with Ronald L. Hartman
_________________________________________________________________________

980.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: Powder River Basin: along Cheyenne River; ca 6 air mi SE of Rochelle.  Elev. 4200 ft.
T41N R67W S27.  43.5038 N, 104.8863 W; uncertainty 1 mi..  
Floodplain, greasewood flats; flats. Phenology: fruiting. 

Keith H. Dueholm, 2291.  6/20/1978. 		RM 327251
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

981.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills (Sundance) National Forest.  Elev. 4500 ft.
Loam soil. Phenology: flowering & fruiting. 

Louis Knowles, 55.  6/1/1913. 		USFS 402630	Barcode: USFS0067667
_________________________________________________________________________

982.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: 1/2 mi SW of Hulett.  Elev. 3800 ft.
T54N R65W S13.  44.6678 N, 104.604 W; uncertainty 1 mi..  
Loose soil. Phenology: flowering. 

Marion Ownbey, 607.  5/30/1935. 		RM 143399	Barcode: RM0154446
_________________________________________________________________________

983.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Weston County: 22-23 mi SSE of Newcastle.
T41N R60W S9.  43.5443 N, 104.0726 W; uncertainty 1 mi..  
Understory of open ponderosa pine stand. Phenology: flowering. 

Ronald G. Schreibeis, E-56.  5/19/1976. 		RM 304697	Barcode: RM0153663
_________________________________________________________________________

984.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; meadow. Phenology: fruiting. 

Ronald L. Hartman, 18092.  7/13/1984. 		RM 378128	Barcode: RM0154357
_________________________________________________________________________

985.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; moist drainage. Phenology: fruiting. 

Ronald L. Hartman, 18467.  7/17/1984. 		RM 378127	Barcode: RM0154583
_________________________________________________________________________

986.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 5791.  7/6/1998. 		RM 665928	Barcode: RM0153515
_________________________________________________________________________

987.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: ca 7 road mi S of Stroner.  Elev. 4200 ft.
T54N R68W S10.  44.67778 N, 105.0142 W; uncertainty 1 mi..  
Rocky slopes of hill and surrounding plains; rocky slopes. Phenology: flowering. 

Ronald L. Hartman, 5382.  5/24/1978. 		RM 327257	Barcode: RM0154581
     with Keith Dueholm
_________________________________________________________________________

988.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Powder River Basin: ca 1 mi NW of Lightning Flats.  Elev. 4200 ft.
T58N R68W S28; also S29.  44.989 N, 105.0631 W; uncertainty 2 mi..  
Broad ridge covered with ponderosa pine with valleys containing Fraxinus, Amelanchior, and Prunus; open slope. Phenology: flowering. 

Ronald L. Hartman, 5414.  5/24/1978. 		RM 327258	Barcode: RM0154582
     with Keith Dueholm
_________________________________________________________________________

989.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Ronald L. Hartman, 6759.  6/20/1978. 		RM 327238	Barcode: RM0154358
     with Keith H. Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

990.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, McKean site.  Elev. 4200 ft.
T51N R66W S31.  44.3592 N, 104.8317 W; uncertainty 1 mi..  
Pine ridge. Phenology: flowering & fruiting. 

William Latady, 97.  6/8/1984. 		RM 378126	Barcode: RM0153601
_________________________________________________________________________

991.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. Phenology: flowering & fruiting. 

Brian Elliott, 273.  5/25/1998. 		RM 
_________________________________________________________________________

992.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: on Red Pryor or BLM Road 1022 ca 3 air mi S of Red Pryor Mountain summit, ca 29 air mi SE of Bridger.  Elev. 6200-6600 ft.
T9S R27E S5 SE1/4; also S8 NE1/4.  45.0752 N, 108.4368 W; uncertainty 0.5 mi., GPS reading.  
Burn in open Douglas fir/limber pine woods or juniper woodland dominated by Bromus tectorum. Phenology: flowering. 

B. E. Nelson, 74183.  6/13/2008. 		RM 
_________________________________________________________________________

993.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 74253.  6/16/2008. 		RM 
_________________________________________________________________________

994.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 74307.  6/16/2008. 		RM 
_________________________________________________________________________

995.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: on Commissary Ridge ca 3/4 air mi E of Crooked Creek, ca 28 air mi SE of Bridger.  Elev. 6600-6850 ft.
T8S R27E S15 SW1/4.  45.1334 N, 108.4123 W; uncertainty 0.5 mi., GPS reading.  
Easterly-facing lee slope with sagebrush. Phenology: flowering. 

B. E. Nelson, 74386.  6/18/2008. 		USFS 883600	Barcode: USFS0051361
_________________________________________________________________________

996.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: red hill just N of Sage Creek near the junction of Forest Road 2144 and O/C (Circle Slash C) Ranch drive, ca 22.5 air mi ESE of Bridger.  Elev. 6080-6490 ft.
T7S R26E S23 SE1/4.  45.2046 N, 108.4842 W to 45.208 N, 108.4869 W; uncertainty 0.5 mi., GPS reading.  
Red clay outwash slopes below steep red slopes and low cliffs. Phenology: flowering. 

B. E. Nelson, 74446.  6/19/2008. 		USFS 883601	Barcode: USFS0051362
_________________________________________________________________________

997.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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..  
Stony western wheatgrass/black sagebrush flats. Phenology: fruiting. 

B. E. Nelson, 74501.  6/22/2008. 		RM 
_________________________________________________________________________

998.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Bear Canyon and vicinity, ca 25 air mi SE of Bridger.  Elev. 5360-5580 ft.
T9S R26E S3.  45.0861 N, 108.5258 W; uncertainty 1 mi., GPS reading.  
Rolling slopes on limestone with Utah juniper and sagebrush. Phenology: fruiting. 

B. E. Nelson, 74548.  6/22/2008. 		RM 
_________________________________________________________________________

999.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: north rim of the mountains at the west end, ca 9 air mi N of Warren; ca 16 air mi SE of Bridger.  Elev. 6500-6800 ft.
T7S R25E S26 S1/4.  45.1919 N, 108.6255 W; uncertainty 0.5 mi., GPS reading.  
Moist area below low cliff with limber pine and sagebrush. Phenology: fruiting. 

B. E. Nelson, 75273.  7/17/2008. 		RM 883602	Barcode: USFS0051363
_________________________________________________________________________

1000.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: on the southeast end of East Pryor Mountain on ridge between head of Lost Water and Layout creeks, ca 30 air mi ESE of Bridger.  Elev. 8600-8700 ft.
T8S R28E S5 SW1/4.  45.1636 N, 108.3335 W; uncertainty 0.25 mi., GPS reading.  
Semi-barren rocky slope. Phenology: flowering. 

B. E. Nelson, 75555.  7/21/2008. 		RM 
_________________________________________________________________________

1001.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: above and E of Lost Water Canyon near Little Ice Cave, ca 31 air mi ESE of Bridger.  Elev. 8160-8240 ft.
T8S R28E S18 SE1/4.  45.1364 N, 108.3384 W; uncertainty 0.25 mi., GPS reading.  
Rocky limber pine/forb savanna. Phenology: flowering. 

B. E. Nelson, 75585.  7/21/2008. 		USFS 883604	Barcode: USFS0051365
_________________________________________________________________________

1002.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: Red Pryor Mountain, southeast shoulder, steep slope below the rim to the E, ca 26 air mi SE of Bridger.  Elev. 8265-8465 ft.
T8S R27E S29 NW1/4.  45.1162 N, 108.4489 W; uncertainty 0.25 mi., GPS reading.  
Limber pine/spruce grove on southwest-facing ridge slope. Phenology: flowering & fruiting. 

B. E. Nelson, 75694.  7/24/2008. 		USFS 883603	Barcode: USFS0051364
_________________________________________________________________________

1003.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Meadow and sagebrush patch. Phenology: flowering. 

B. E. Nelson, 74018.  6/10/2008. 		USFS 883599	Barcode: USFS0051360
_________________________________________________________________________

1004.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin: County Road 2, ca 4 air mi NE of Shirley Basin townsite; ca 2.7 air mi W of Albany County.  Elev. 7150-7250 ft.
T27N R78W S12.  42.3252 N, 106.1309 W.  
Red, sandy draw. Phenology: fruiting. 

Amy J. Roderick, 5952.  7/7/1998. 		RM 665927	Barcode: RM0153629
_________________________________________________________________________

1005.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Dugway Rim S of old Casper-Medicine Bow Road, ca 10.5 air mi NE of Shirley Basin townsite.  Elev. 7500-7700 ft.
T29N R77W S31.  42.4383 N, 106.1183 W.  
Gravelly south-facing draw; sagebrush, snowberry, fescue, and wild buckwheat common. Phenology: fruiting. 

Amy J. Roderick, 5984.  7/7/1998. 		RM 665926	Barcode: RM0153630
_________________________________________________________________________

1006.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 4680-4720 ft.
T56N R104W S26 N1/2; also South1/2 S23.  44.8052 N, 109.3504 W to 44.8131 N, 109.3497 W; NAD 83, , GPS Reading.  
Stony, gravelly canyon bottom near the river. Phenology: flowering. 

B. E. Nelson, 71123.  5/24/2007. 		RM 905429	Barcode: RM0025072
     with Emily Elliott, Brian Elliott
_________________________________________________________________________

1007.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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; NAD 83, , GPS Reading.  
Sagebrush on redbeds and soil derived from them. Phenology: flowering. 

B. E. Nelson, 71202.  5/24/2007. 		RM 905428	Barcode: RM0025071
     with Emily Elliott, Brian Elliott
_________________________________________________________________________

1008.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. Phenology: flowering. 

Brian Elliott, 59.  5/25/1998. 		RM 
_________________________________________________________________________

1009.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 71400.  5/29/2007. 		USFS 865698	Barcode: USFS0045942
_________________________________________________________________________

1010.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Boulder or Forest Road 6639  above the Boulder River, ca 1/3 mi S of Hicks Park, ca 2 air mi SE of Carbonate Mountain, ca 30.3 air mi SE of Livingston.  Elev. 6500 ft.
T6S R12E S28 NW1/4.  45.2859 N, 110.2445 W to 45.2836 N, 110.2456 W; NAD 83, , GPS Reading.  
Park. Phenology: flowering. 

B. E. Nelson, 71505.  5/31/2007. 		RM 869890	Barcode: USFS0064208
_________________________________________________________________________

1011.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: at forest boundary on Forest Road 485 ca 3.5 air mi SE of Black Butte, ca 12.5 air mi S of Big Timber.  Elev. 5400-5800 ft.
T2S R14E S24 NE1/4.  45.6512 N, 109.9316 W; NAD 83, , GPS Reading.  
Recently burned (2006) grassland with patches of Douglas fir or ponderosa pine. Phenology: flowering & fruiting. 

B. E. Nelson, 71591a.  5/31/2007. 		RM 869891	Barcode: USFS0064209
_________________________________________________________________________

1012.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: ridge S of Line Creek, ca 0.3-0.5 mi S of Montana, ca 37 air mi NNW of Cody.  Elev. 6050-6600 ft.
T58N R103W S22 N1/4.  44.9997 N, 109.2972 W; NAD 83, , GPS Reading.  
Slopes of decomposing granite or redbeds with limber pine and Douglas fir. Phenology: flowering. 

B. E. Nelson, 71721.  6/2/2007. 		RM 905427	Barcode: RM0025070
     with Emily Elliott
_________________________________________________________________________

1013.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along Robertson Draw at the intersection of Forest roads 2008 and 2009 ca 1-1.5 air mi N of Wyoming, ca 11.5 air mi S of Red Lodge.  Elev. 6320-6600 ft.
T9S R20E S28 NE1/4.  45.0191 N, 109.2578 W; NAD 83, , GPS Reading.  
Gravelly, stony (granitic) slope in a burn. Phenology: flowering. 

B. E. Nelson, 71787.  6/2/2007. 		USFS 865699	Barcode: USFS0045941
     with Emily Elliott
_________________________________________________________________________

1014.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along Forest Road 2071 and Forest Road 21478 at intersection, ca 3 air mi SW of Red Lodge.  Elev. 6200-6600 ft.
T8S R20E S6 SE1/4.  45.158 N, 109.3025 W.  zone 12, 633421E, 5001900N; GPS Reading.  
On south-facing slope, in an open meadow used as a horse pasture with sagebrush and into pine/Douglas fir. Phenology: flowering. 

Emily Elliott, 153.  5/21/2007. 		USFS 865693	Barcode: USFS0045940
     with Brian Elliott
_________________________________________________________________________

1015.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: just NE of Alpine at East Rosebud Lakes, ca 19 air mi W of Red Lodge.  Elev. 6280-6440 ft.
T7S R17E S21 S1/2.  45.2 N, 109.6363 W; WGS 84, , GPS Reading.  
Open forb meadow. Phenology: flowering. 

Emily Elliott, 349.  5/27/2007. 		USFS 865694	Barcode: USFS0045939
     with B. E. Nelson and Brian Elliott
_________________________________________________________________________

1016.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Creek, ca 1 air mi NE of East Rosebud Lake, ca 18 air mi W of Red Lodge.  Elev. 5640-5680 ft.
T7S R17E S15 NE1/4.  45.2236 N, 109.6179 W; WGS 84, , GPS Reading.  
Open forb meadow. Phenology: flowering. 

Emily Elliott, 357.  5/27/2007. 		USFS 865695	Barcode: USFS0045938
     with Brian Elliott and B. E. Nelson
_________________________________________________________________________

1017.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: ca 3 air mi SSW of Roscoe; ca 16 air mi NW of Red Lodge.  Elev. 5400-5490 ft.
T6S R18E S16 N1/4.  45.3078 N, 109.5162 W; WGS 84, , GPS Reading.  
Rocky grassland with grazing by road. Phenology: flowering. 

Emily Elliott, 459.  5/27/2007. 		USFS 865696	Barcode: USFS0045937
     with Brian Elliott and B. E. Nelson
_________________________________________________________________________

1018.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along Forest Road 2415, ca 28 air mi NW of Red Lodge.  Elev. 5900-5980 ft.
T5S R16E S15 SW1/4.  45.3951 N, 109.7388 W; WGS 84, , GPS Reading.  
Old burned area with aspen and mixed confer forest at the edges onto an open slope. Phenology: flowering. 

Emily Elliott, 714.  5/31/2007. 		USFS 865701	Barcode: USFS0045936
_________________________________________________________________________

1019.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along Forest Road 2414, ca 2 air mi S of the forest boundary, ca 30 air mi NW of Red Lodge.  Elev. 7480-7640 ft.
T5S R16E S20 SW1/4.  45.3869 N, 109.7816 W; WGS 84, , GPS Reading.  
Open slopes on red beds. Phenology: flowering. 

Emily Elliott, 767.  5/31/2007. 		USFS 865702	Barcode: USFS0045935
_________________________________________________________________________

1020.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Cooney Reservoir along Red Lodge Creeek Road, on south side of reservoir W of dam, ca 18 air mi N of Red Lodge.  Elev. 4250 ft.
T4S R20E S36 N1/2.  45.4444 N, 109.2037 W; WGS 84, , GPS Reading.  
Slopes around reservoir with sandy soils in mixed Artemisia cana and annual weedy forbs/grasses. Phenology: flowering. 

Emily Elliott, 805.  6/4/2007. 		RM 939823	Barcode: RM0111679
     with Brian Elliott
_________________________________________________________________________

1021.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: along Mont Hwy 420, ca 3/4 mi N of Beehive, ca 31 air mi NW of Red Lodge.  Elev. 4680-5360 ft.
T4S R16E S14 N1/2.  45.4885 N, 109.718 W; WGS 84, , GPS Reading.  
Volcanic tuft (ash substrate) cliffs and surrounding slopes dominated by annual weedy forbs with very few trees, area recently burned. Phenology: fruiting. 

Emily Elliott, 877.  6/4/2007. 		RM 939824	Barcode: RM0111680
     with Brian Elliott
_________________________________________________________________________

1022.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Mountains: ca 3.5 air mi NNW of National Forest, ca 2 air mi E of Livingston.  Elev. 4700 ft.
T2S R10E S17 W1/2.  45.6595 N, 110.5249 W; WGS 84, , GPS Reading.  
Open cobbly hills dominated by low forbs. Phenology: flowering & fruiting. 

Emily Elliott, 1034.  6/8/2007. 		RM 939825	Barcode: RM0111681
     with Brian Elliott
_________________________________________________________________________

1023.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Gallatin Mountains: Gallatin National Forest: along Forest Road 978, ca 14 air mi SW of Livingston.  Elev. 5840-6760 ft.
T4S R8E S5 E1/2.  45.5186 N, 110.7625 W; WGS 84, , GPS Reading.  
Steep south-facing open slope dominated by mixed grasses and forbs into outcrop of conglomerates and mixed conifer forest. Phenology: flowering & fruiting. 

Emily Elliott, 1152.  6/8/2007. 		RM 869882	Barcode: USFS0064200
     with Brian Elliott
_________________________________________________________________________

1024.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: from 1/4 air mi W of Teepee Creek, towards summmit of Sunshine Point, ca 43 air mi S of Bozeman.  Elev. 6800-7900 ft.
T9S R5E S12 E1/2.  45.0626 N, 111.1727 W to 45.0727 N, 111.1732 W; WGS 84, , GPS Reading.  
Calcareous slopes and outcrops with open and wooded areas. Phenology: flowering. 

Emily Elliott, 1437.  6/11/2007. 		RM 869883	Barcode: USFS0064201
     with Ronald L. Hartman
_________________________________________________________________________

1025.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: up Forest Road 2071 around Wild Bill Lake, ca 6 air mi SW of Red Lodge.  Elev. 6720-7400 ft.
T8S R19E S3 W1/2.  45.1555 N, 109.3688 W; WGS 84, , GPS Reading.  
In mixed conifer forest and open meadow. Phenology: flowering. 

Emily Elliott, 1748.  6/15/2007. 		USFS 865703	Barcode: USFS0045934
_________________________________________________________________________

1026.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along West Red Lodge Creek, ca 11.5 air mi NW of Red Lodge.  Elev. 5840-7140 ft.
T7S R18E S2 SW1/4; also E1/2 S10.  45.236 N, 109.4888 W; WGS 84, , GPS Reading.  
Mixed conifer forest into open meadows, along stream. Phenology: flowering. 

Emily Elliott, 1821.  6/15/2007. 		USFS 865704	Barcode: USFS0045933
_________________________________________________________________________

1027.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: near Cinnabar Mountain, ca 40 air mi SSW of Livingston; ca 7.5 air mi NW of Gardinar.  Elev. 5400-6000 ft.
T8S R7E S25 NW1/4; also SW1/4 S24.  45.1103 N, 110.8143 W; Digital Map.  
Open slopes and plateau dominated by sagebrush and mixed forbs on decomposing granite. Phenology: fruiting. 

Emily Elliott, 1967.  6/18/2007. 		RM 869884	Barcode: USFS0064202
_________________________________________________________________________

1028.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along Big Creek or Forest Road 2500, ca 31 air mi SW of Livingston.  Elev. 5720-6600 ft.
T6S R6E S14 SW1/4; also NE1/4 S23; also NW1/4 S24.  45.3046 N, 110.9392 W; WGS 84, , GPS Reading.  
Mixed conifer forest and open meadow. Phenology: flowering & fruiting. 

Emily Elliott, 2103.  6/18/2007. 		RM 869885	Barcode: USFS0064203
_________________________________________________________________________

1029.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along Forest Road 3010, ca 3 air mi WSW of Red Lodge.  Elev. 6320-7280 ft.
T7S R20E S31 E1/2.  45.1717 N, 109.3087 W; WGS 84, , GPS Reading.  
Open meadow. Phenology: fruiting. 

Emily Elliott, 2215.  7/2/2007. 		USFS 865705	Barcode: USFS0045932
_________________________________________________________________________

1030.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 2532, ca 5 air mi SE of Livingston.  Elev. 6100-6880 ft.
T3S R10E S4 SW1/4; also N1/2 S9.  45.5994 N, 110.5044 W; WGS 84, , GPS Reading.  
Mixed conifer forest with moist understory and periodic small meadows. Phenology: fruiting. 

Emily Elliott, 2345.  7/4/2007. 		RM 869886	Barcode: USFS0064204
     with Ken Elliott
_________________________________________________________________________

1031.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Morrison Jeep Trail from bottom to top of switchbacks then SE ca 4 mi.  Elev. 6000-10200 ft.
T56N R104W S22; also S27.  44.7985 N, 109.359 W to 44.8204 N, 109.3796 W; NAD 83, uncertainty 4 mi., Nat. Geog. TOPO!.  
Rocky to grassy slopes. Phenology: flowering. 

Ronald L. Hartman, 54561.  6/10/1996. 		RM 905425	Barcode: RM0025068
_________________________________________________________________________

1032.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 85480.  6/14/2007. 		USFS 865706	Barcode: USFS0045931
_________________________________________________________________________

1033.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Beehive Rock and vicinity, 0.5-1 air mi N of Beehive.  Elev. 4890-5623 ft.
T45S R16E S14 N1/2; also south1/2 S11.  45.4856 N, 109.7203 W to 45.498 N, 109.712 W; NAD 83, , GPS Reading.  
Limestone outcrops with slopes; area burned in forest fire in 2006; very motley mix of natives and exotics. Phenology: fruiting. 

Ronald L. Hartman, 85654.  6/15/2007. 		RM 939828	Barcode: RM0111684
_________________________________________________________________________

1034.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Water Birch Fishing Access on Rock Creek, ca 0.5 mi either way of center of access area.  Elev. 4846 ft.
T6S R21E S18.  45.3164 N, 109.1933 W; NAD 83, , GPS Reading.  
Stream bottom and adjacent parking lot. Phenology: flowering & fruiting. 

Ronald L. Hartman, 85722.  6/17/2007. 		RM 939829	Barcode: RM0111685
_________________________________________________________________________

1035.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Horsethief Station Fishing Access, ca 3 air mi N of Red Lodge on Rock Creek.  Elev. 5250 ft.
T7S R103W S11 NW1/4.  45.2349 N, 109.2296 W; NAD 83, , GPS Reading.  
Creek bottom and adjacent parking lot. Phenology: fruiting. 

Ronald L. Hartman, 85986.  6/20/2007. 		RM 939830	Barcode: RM0111687
_________________________________________________________________________

1036.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: N of Littlerock Creek at the foot of the Beartooth Plateau, ca 4.5 air mi E of Deep Lake, ca 7 air mi W of Clark; ca 29 air mi NNW of Cody.  Elev. 4920-5750 ft.
T57N R103W S22.  44.9024 N, 109.2966 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Fescue grassland or sagebrush grassland on stony slopes and ridges. Phenology: flowering. 

B. E. Nelson, 38285.  6/15/1996. 		RM 905430	Barcode: RM0025073
_________________________________________________________________________

1037.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: along Wyo Hwy 130, 1 mi W of the intersection of County Road 57 and Wyo Hwy 130, ca 16 mi W of Laramie; ca 13 mi E Centennial.  Elev. 7522 ft.
T15N R76W S2.  41.3054 N, 105.8974 W; WGS 84, , GPS reading.  
Dry hillsides and grazed plains. Phenology: flowering & fruiting. 

Laura E. Lukas, 200.  6/10/2007. 		RM 920577	Barcode: RM0081729
_________________________________________________________________________

1038.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, along Johns Creek, W of former County Road 424, ca 23 mi W of Laramie; ca 6.5 mi SE of Centennial.  Elev. 8068 ft.
T15N R77W S15.  41.2652 N, 106.022 W; WGS 84, , GPS reading.  
Eastern slope, sagebrush-grassland. Phenology: flowering. 

Laura E. Lukas, 248.  6/10/2007. 		RM 920567	Barcode: RM0081740
_________________________________________________________________________

1039.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: between I-80 and County Road 57 (Dutton Creek Road), ca 20 mi NW of Laramie.  Elev. 7385 ft.
T17N R76W S20.  41.4249 N, 105.9558 W; WGS 84, , GPS reading.  
Very dry plains dominated by soil lichens. Phenology: flowering & fruiting. 

Laura E. Lukas, 546.  6/16/2007. 		RM 920575	Barcode: RM0081741
_________________________________________________________________________

1040.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Wick Brothers Wildlife Management Area: above and E of Wagonhound Creek and ca 1/2 to 3/4 air mi S of I-80, ca 7 air mi SE of town of Elk Mountain.  Elev. 7520-7720 ft.
T19N R79W S8 SW1/4.  41.6305 N, 106.2917 W; NAD 83, , GPS reading.  
Rocky clay slopes. Phenology: fruiting. 

B. E. Nelson, 74684.  7/6/2008. 		RM 920538	Barcode: RM0081748
_________________________________________________________________________

1041.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: area between Centennial Work Center and Wyo Hwy 130, ca 1 air mi NW of Centennial.  Elev. 8511-8531 ft.
T16N R78W S33.  41.3085 N, 106.1561 W to 41.3107 N, 106.1534 W; WGS 84, , GPS reading.  
Sagebrush on southeast aspect. Phenology: flowering. 

Laura E. Lukas, 4922.  6/9/2008. 		RM 920574	Barcode: RM0081742
_________________________________________________________________________

1042.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: southwest foot of Sheep Mountain, just NE of County Road 47 (Fox Creek Road), ca 0.5 air mi SE of intersection of County Road 47 and Forest  Road 517 (Dry Park Road), ca 26 air mi SW of Laramie; ca 9 air mi SE of Centennial.  Elev. 8077-8141 ft.
T14N R77W S17; also S19 and 20.  41.1711 N, 106.0715 W to 41.1755 N, 106.0667 W; WGS 84, , GPS reading.  
Sagebrush steppe. Phenology: flowering. 

Laura E. Lukas, 5014.  6/16/2008. 		RM 920573	Barcode: RM0081743
_________________________________________________________________________

1043.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: southeast-facing hill, N of Forest Road 111, ca 1 1/4 air mi W of intersection of Forest Road 111 and I-80, ca 1.5 air mi W of Arlington.  Elev. 7881 ft.
T19N R79W S22.  41.6013 N, 106.252 W; WGS 84, , GPS reading.  
Sagebrush. Phenology: flowering. 

Laura E. Lukas, 5095.  6/18/2008. 		RM 920572	Barcode: RM0081744
_________________________________________________________________________

1044.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Pass Creek and Lone Tree Creek area, Oberg Ranch, near County Road 404 (Pass Creek Road), ca 14 air mi NE of Saratoga; ca 21 air mi W of Arlington.  Elev. 7242 ft.
T19N R82W S28; also S27 and S33.  41.5866 N, 106.6121 W; WGS 84, , GPS reading.  
Sagebrush near road. Phenology: flowering & fruiting. 

Laura E. Lukas, 5183.  6/20/2008. 		RM 920541	Barcode: RM0081745
_________________________________________________________________________

1045.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: southern Sheep Mountain, between miles 1 and 2 of Sheep Mountain Trail, ca 25 air mi SW of Laramie; ca 11 air mi SSE of Centennial.  Elev. 8139 ft.
T14N R77W S28; also S27.  41.1468 N, 106.0326 W; WGS 84, , GPS reading.  
Rocky grasslands with some sagebrush. Phenology: flowering & fruiting. 

Laura E. Lukas, 5396.  6/25/2008. 		RM 920540	Barcode: RM0081746
_________________________________________________________________________

1046.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Laramie Plains: just W of County Road 34 (Sand Creek Road) and 1 mi S of County Road 322 (Bull Mountain Road), between Sand and Spring Creeks, ca 20 air mi SW of Laramie and 3 mi S of Lone Tree Reservoirs.  Elev. 7439 ft.
T13N R75W S36.  41.0579 N, 105.7473 W; WGS 84, , GPS reading.  
Plains. Phenology: fruiting. 

Laura E. Lukas, 5449.  6/27/2008. 		RM 920539	Barcode: RM0081747
_________________________________________________________________________

1047.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Saratoga Valley: Rattlesnake Creek area, N of County Road 400 (Rattlesnake Road), ca 3 air mi SE of I-80 exit 238 (Peterson Ranch) and ca 18 air mi NNE of Saratoga.  Elev. 6898 ft.
T20N R83W S24.  41.6877 N, 106.6781 W; NAD 83, , GPS reading.  
Sagebrush hills with several gullies, sandy, abundant bare ground. Phenology: fruiting. 

Laura E. Lukas, 9419.  6/29/2009. 		RM 928451	Barcode: RM0089217
_________________________________________________________________________

1048.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Ring Mountain, ca 9 air mi SSE of Woods Landing and ca 28 air mi SW of Laramie.  Elev. 7994-8536 ft.
T13N R76W S31; also T13N R77W S36.  41.0628 N, 105.9814 W to 41.0547 N, 105.9728 W; NAD 83, , GPS reading.  
Gully in sagebrush hills. Phenology: flowering & fruiting. 

Laura E. Lukas, 9780.  7/5/2009. 		RM 928450	Barcode: RM0089218
_________________________________________________________________________

1049.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along West Rosebud Creek, ca 6 air mi SW of forest boundary, ca 24 air mi WNW of Red Lodge.  Elev. 6480-6560 ft.
T7S R16E S3 SE1/4; also SW1/4 S2.  45.2481 N, 109.7301 W; WGS 84, , GPS Reading.  
Open slopes with scattered mixed conifer forests. Phenology: flowering. 

Emily Elliott, 612a.  5/31/2007. 		USFS 865707	Barcode: USFS0045930
_________________________________________________________________________

1050.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Wheatland County: Lewis and Clark National Forest: Little Belt Mountains: above creek from Muir Spring, Forest Road 382, ca 14.5 air mi W of Judith Gap.  Elev. 1768 m.
T11N R12E S36.  46.6701 N, 110.14655 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow on sandstone with occasional limestone outcrops; southeast aspect, 10-20% slope. Phenology: flowering. 

Rick McNeill, 473.  6/22/2008. 		RM 
_________________________________________________________________________

1051.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Wheatland County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 8804, near Haymaker Campground, ca 20 air mi W of Judith Gap.  Elev. 1680 m.
T10N R13E S18.  46.6285 N, 110.13092 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow; west aspect, 35% slope; sandstone bedrock. Phenology: flowering. 

Rick McNeill, 512.  6/24/2008. 		RM 
_________________________________________________________________________

1052.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6519, Clark's Desert Spring, ca 24 air mi W of Judith Gap.  Elev. 1863 m.
T10N R12E S15.  46.6288 N, 110.1911 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow in Pseudotsuga forest; west aspect; mixed sandstone/limestone bedrock. Phenology: flowering. 

Rick McNeill, 567.  6/24/2008. 		RM 
_________________________________________________________________________

1053.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6520, Daisy Dean Campground, ca 12 air mi N of Martins Dale.  Elev. 1853 m.
T10N R11E S17.  46.6226 N, 110.3595 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow on the edge of Pseudotsuga forest; south aspect, 10-20% slope; mixed sandstone and limestone bedrock. Phenology: flowering. 

Rick McNeill, 627.  6/24/2008. 		RM 
_________________________________________________________________________

1054.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6393, along Spring Creek, ca 5.3 air mi NE of Checkerboard.  Elev. 1713 m.
T11N R10E S27.  46.6923 N, 110.4445 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Ponderosa woodland; southeast aspect, 20-40% slope; igneous bedrock. Phenology: flowering. 

Rick McNeill, 638.  6/24/2008. 		RM 
_________________________________________________________________________

1055.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Pasture Gulch, Forest Road 8905, ca 5 air mi SE of Checkerboard, along Cooper Creek.  Elev. 1619 m.
T9N R10E S27.  46.5189 N, 110.4507 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow; northwest aspect; limestone bedrock. Phenology: flowering. 

Rick McNeill, 697.  6/24/2008. 		RM 
_________________________________________________________________________

1056.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Castle Mountains: Forest Road 585, north side of Bonanza Creek, ca 5.5 air mi NW of Lennep.  Elev. 1901 m.
T8N R9E S4.  46.4873 N, 110.6044 W to 46.4872 N, 110.6043 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Bench above creek; open shrub land; southwest aspect, 5% slope; shale bedrock. Phenology: flowering. 

Rick McNeill, 776.  6/24/2008. 		RM 
_________________________________________________________________________

1057.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 120, Spring Coulée  Elev. 1829 m.
T15N R9E S24.  47.0534 N, 110.5208 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Pseudotsuga forest; narrow limestone canyon; east aspect, 10-15% slope. Phenology: flowering. 

Rick McNeill, 976.  6/28/2008. 		RM 
_________________________________________________________________________

1058.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 6531 and 825.  Elev. 1552 m.
T13N R11E S35.  46.8506 N, 110.2822 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Dry open meadow; grazed, west aspect, 10-20% slope, limestone bedrock. Phenology: flowering. 

Rick McNeill, 1103.  6/30/2008. 		RM 
_________________________________________________________________________

1059.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6548, N of Dry Pole Campground, from table lands down Limestone Canyon to South Fork Judith River.  Elev. 1613 m.
T12N R11E S23.  46.7828 N, 110.2993 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Mixed Pinus ponderosa/Pseudotsuga forest; limestone canyon, southwest aspect, 5-40% slope. Phenology: flowering. 

Rick McNeill, 1169.  6/30/2008. 		RM 
_________________________________________________________________________

1060.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: South Fork Tenderfoot Road, ca 2 air mi from junction with Forest Road 589.  Elev. 1725 m.
T13N R5E S3.  46.9204 N, 111.0955 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Riparian zone and meadow NW of road; southwest aspect, 5-30% slope, limestone bedrock. Phenology: flowering. 

Rick McNeill, 1503.  7/3/2008. 		RM 
_________________________________________________________________________

1061.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 6503 and 831, ca 7 air mi N of Newland Creek Reservoir.  Elev. 1952 m.
T11N R6E S10.  46.737 N, 110.9605 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open ridge leading to forested peak; Pinus contorta and Pseudotsuga menziesii, limestone outcrops. Phenology: flowering & fruiting. 

Rick McNeill, 1573.  7/3/2008. 		RM 
_________________________________________________________________________

1062.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Fergus County: Lewis and Clark National Forest: Big Snowy Mountains: Forest Trail 493, ca 1 trail mi from trail head at Crystal Lake.  Elev. 2089 m.
T12N R18E S19.  46.7897 N, 109.4963 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Scattered trees Pinus flexilis/Pseudotsuga menziesii/Picea glauca; sharp lime stone ridge running N and S. Phenology: flowering. 

Rick McNeill, 1647.  7/6/2008. 		RM 
_________________________________________________________________________

1063.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Fergus County: Lewis and Clark National Forest: Big Snowy Mountains: Neil Creek Trail head, ca 8 air mi NE of Judith Gap.  Elev. 1802 m.
T12N R17E S34.  46.7537 N, 109.5586 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Scattered meadows in Pseudotsuga menziesii forest; south aspect, 5-20% slope. Phenology: flowering. 

Rick McNeill, 1718.  7/6/2008. 		RM 
_________________________________________________________________________

1064.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Fergus County: Lewis and Clark National Forest: Little Snowy Mountains: junction of Forest roads 272 and 271.  Elev. 1635 m.
T12N R21E S28.  46.7777 N, 109.0844 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open ridge line; north and south aspect, 0-20% slope; limestone bedrock. Phenology: fruiting. 

Rick McNeill, 1873.  7/7/2008. 		RM 
_________________________________________________________________________

1065.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Fergus County: Lewis and Clark National Forest: Little Snowy Mountains: at the end of Forest Road 271.  Elev. 1592 m.
T12N R22E S18.  46.7964 N, 109.0102 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow and forest of Pseudotsuga menziesii; west aspect, 1-5% slope; limestone bedrock. Phenology: flowering. 

Rick McNeill, 1905.  7/7/2008. 		RM 
_________________________________________________________________________

1066.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: on Highwood Baldy from peak down access road to second gate on Forest Road 8830.  Elev. 2344 m.
T19N R9E S6.  47.4417 N, 110.6308 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Scattered patches of trees on a shonkinite peak and ridge running W to E; 0-35% slope; occasional outcrops of synenite. Phenology: flowering. 

Rick McNeill, 2001.  7/9/2008. 		RM 
     with Cortnee Arrington-Dwyer and Sandy Mathus
_________________________________________________________________________

1067.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: on southeast shoulder of Highwood Baldy, on Forest Road 8830, at first locked gate.  Elev. 1773 m.
T19N R9E S18.  47.41353 N, 110.6316 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow along shonkinite ridge; Pseudotsuga menziesii forest; running southwest and northwest aspect, 0-35% slope. Phenology: fruiting. 

Rick McNeill, 2028.  7/9/2008. 		RM 
     with Cortnee Arrington-Dwyer and Sandy Mathus
_________________________________________________________________________

1068.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: on southeast shoulder of Highwood Baldy, on Forest Road 8830, at first locked gate.  Elev. 1773 m.
T19N R9E S18.  47.41353 N, 110.6316 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow along shonkinite ridge; Pseudotsuga menziesii forest; running southwest and northwest aspect, 0-35% slope. Phenology: fruiting. 

Rick McNeill, 2067.  7/9/2008. 		RM 
     with Cortnee Arrington-Dwyer and Sandy Mathus
_________________________________________________________________________

1069.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 105.5 at Sauce Arroyo.  Elev. 5710-5780 ft.
T34S R61W S9 E1/4; also W1/4 S10.  37.0981 N, 104.2397 W.  
Grasslands. Phenology: flowering. 

Ronald L. Hartman, 60234.  5/20/1998. 		RM 
     with Brian Elliott
_________________________________________________________________________

1070.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 

Ronald L. Hartman, 86858.  6/9/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1071.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Golden Valley County: East end and S of Big Snowy Mountains, on county road, ca 26 air mi E of Judith Gap.  Elev. 1439 m.
T10N R20E S20.  46.6067 N, 109.2317 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Road cut. Phenology: flowering. 

Ronald L. Hartman, 86970.  6/11/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1072.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Highwood Creek at north edge of Highwood Mountains, ca 12 air mi SE of Highwood.  Elev. 4540-5560 ft.
T20N R9E S28.  47.4701 N, 110.5848 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
South exposed slope, rocky ridge with rock outcrops. Phenology: flowering. 

Ronald L. Hartman, 87145.  6/13/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1073.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Ronald L. Hartman, 87379.  6/16/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1074.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 262, ca 9 air mi S of Geyser.  Elev. 5095 ft.
T16N R9E S25.  47.1209 N, 110.5261 W; NAD 83, uncertainty 0.5 mi., GPS reading.  
Grassy valley with gravelly creek bottoms. Phenology: flowering. 

Ronald L. Hartman, 87477.  6/16/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1075.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: Forest Road 233, ca 14 air mi WSW of Augusta.  Elev. 5587 ft.
T20N R9W S23.  47.4703 N, 112.708 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Grassy slope and pond margin. Phenology: flowering. 

Ronald L. Hartman, 87562.  6/18/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1076.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. Phenology: flowering & fruiting. 

Ronald L. Hartman, 60309.  5/20/1998. 		RM 
     with Brian Elliott
_________________________________________________________________________

1077.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Highwood Mountains: North Fork Little Belt Creek, en route to Highwood Baldy, ca 12 air mi E of Belt.  Elev. 4751-5413 ft.
T19N R8E S13.  47.4101 N, 110.6545 W to 47.4115 N, 110.6399 W; NAD 83, uncertainty 1 mi., GPS reading.  
Coniferous forests and grassy slopes. Phenology: flowering. 

Ronald L. Hartman, 87677.  6/18/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

1078.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 340, ca 1 air mi S of Walsenburg (city center).  Elev. 6250-6300 ft.
T28S R66W S16 NW1/4.  37.6093 N, 104.7835 W.  
Grassland and pinyon-juniper woodlands. Phenology: flowering. 

Ronald L. Hartman, 60403.  5/22/1998. 		RM 
     with Brian Elliott
_________________________________________________________________________

1079.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 4319.  6/7/2008. 		RM 869887	Barcode: USFS0064205
     with Brian Elliott
_________________________________________________________________________

1080.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 3245 between switchbacks, ca 2 mi NE of Gardiner .  Elev. 6350 ft.
T9S R8E S13 NE1/4.  45.0512 N, 110.6784 W; WGS 84, , GPS reading.  
Dry site in disturbed campground and around horse corral. Phenology: flowering. 

Emily Elliott, 4558.  6/9/2008. 		RM 869888	Barcode: USFS0064206
     with Brian Elliott
_________________________________________________________________________

1081.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Ca 2 air mi NW of Red Lodge along Mont Hwy 78 beside gravel plant.  Elev. 5500 ft.
T7S R20E S16 SE1/4.  45.2134 N, 109.2648 W; WGS 84, , GPS reading.  
Area beside road disturbed frequently with weedy forbs and area along native forb meadow with little disturbance. Phenology: flowering. 

Emily Elliott, 4585.  6/13/2008. 		RM 939826	Barcode: RM0111682
_________________________________________________________________________

1082.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
In disturbed area around road and campground and undisturbed slope dominated by introduced grasses and native forbs. Phenology: flowering & fruiting. 

Emily Elliott, 4801.  6/19/2008. 		RM 939827	Barcode: RM0111683
     with Brian Elliott
_________________________________________________________________________

1083.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: Derby Mountain along Forest Road 6676, ca 17.5 air mi SSE of Big Timber.  Elev. 7000 ft.
T3S R15E S9.  45.5832 N, 109.8758 W; WGS 84, , GPS reading.  
In burned area dominated by forbs and rocky ridgetop. Phenology: flowering & fruiting. 

Emily Elliott, 4987.  6/24/2008. 		RM 869889	Barcode: USFS0064207
     with Brian Elliott
_________________________________________________________________________

1084.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Beaverhead National Forest: near Station III enclosure.  Elev. 6250 ft.
T10S R3W S3.  
Slope 10% west; shallow rocky soil; with Festuca idahoensis, Agropyron spicatum. Scattered distribution. Phenology: flowering. 

G. A. Harris, GAH-5.  6/18/1943. 		USFS 443099
     with Wilbur A. Leonard.
_________________________________________________________________________

1085.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Beaverhead National Forest.  Elev. 7500 ft.
Black loam soil. Phenology: buds. 

John W. Long, D1-1.  6/15/1921. 		USFS 443100
_________________________________________________________________________

1086.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Kootenai National Forest: Cripple Horse Creek.  Elev. 2150 ft.
Slope southwest; clay loam soil. Phenology: flowering. 

Glen A. Smith, 3.  //1915. 		USFS 443085
_________________________________________________________________________

1087.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Lewis and Clark National Forest: Middle Fork Teton.  Elev. 5200 ft.
south slope. Phenology: flowering. 

C. A. Butler, D3-15.  7/1/1921. 		USFS 443083
_________________________________________________________________________

1088.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Lewis and Clark National Forest: Lower Blacktail Gulch.  Elev. 5500 ft.
South slope; loam soil. Phenology: buds. 

A. F. Bateman, D4-62.  //1921. 		USFS 443084
_________________________________________________________________________

1089.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Madison National Forest: Sheep pasture.  Elev. 6500 ft.
T4S R4W S15.  
Slope rolling to the west; sandy soil; with Festuca 15%, Koeleria 10%, bluegrass 10%, Geranium 10%, Sieversia 10%. Restricted distribution. Phenology: flowering. 

Harvey B. Rust, 32.  7/7/1922. 		USFS 443082
_________________________________________________________________________

1090.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Madison National Forest: West Fork Bench.  Elev. 7300 ft.
Slope 10% east; gravelly loam soil. Fairly abundant and distributed in open types. Phenology: flowering. 

W. E. Fry, 24.  6/23/1926. 		USFS 443081
_________________________________________________________________________

1091.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Kootenai National Forest: Cripple Horse Creek.  Elev. 2150 
T32N R29W.  
Slope southwest; clay loam soil. Phenology: fruiting. 

Glen A. Smith, 4.  //1915. 		USFS 443086
_________________________________________________________________________

1092.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, no county County: Kootenai National Forest.
Phenology: flowering. 

G. A. Smith, s.n..  //. 		USFS 443087
_________________________________________________________________________

1093.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Custer National Forest: East Fork Hanging Woman Creek.  Elev. 3500 ft.
Open grassland with Agropyron smithii, Agropyron spicatum, blue grama, Festuca idahoensis. Phenology: buds. 

Glenn Flathers, 47.  6/10/1924. 		USFS 443096
_________________________________________________________________________

1094.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Deerlodge National Forest.  Elev. 6500 ft.
Sandy to black loam soil; well drained area in parkland and semi-timbered range. Phenology: flowering & fruiting. 

Charles Fleming, 15.  6/15/1911. 		USFS 443094
_________________________________________________________________________

1095.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Deerlodge National Forest: Boulder Creek District.  Elev. 6300 ft.
Moist soil in full sunlight. Growing with Z. elegens. Phenology: fruiting. 

Charles Fleming, 40.5.  7/16/1911. 		USFS 443095
_________________________________________________________________________

1096.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Helena National Forest: Keating Gulch.  Elev. 6000 ft.
T6N R1W S32.  
East slope; moist loam lime soil; with Festuca, Poa and wheatgrasses. Phenology: flowering. 

Ray M. Kingsley, 48.  6/28/1921. 		USFS 443092
_________________________________________________________________________

1097.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Jefferson National Forest: Kings Hill.  Elev. 8000 ft.
Southeast slope; dry rocky soil; with alumroot and sheep fescue. Phenology: flowering. 

Frank A. Clark, C-27.  7/11/1914. 		USFS 443090
_________________________________________________________________________

1098.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Cascade County: Jefferson National Forest: Little Belt Mountains: Kings Hill; also Meagher County.  Elev. 7500 ft.
Sandy loam; open park. Phenology: flowering. 

S. Leavitt, L-4.  7/10/1914. 		USFS 443091
_________________________________________________________________________

1099.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Jefferson National Forest.  Elev. 5600 ft.
T20N R9E S28.  
Dry shallow soil with 2 in. of humus; with sheep sedge, alpine redtop, june-grass and Festuca. Phenology: flowering. 

Stacey Eckert, 23.  6/6/1922. 		USFS 443089
_________________________________________________________________________

1100.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Mineral County: Fish Creek, Superior.  Elev. 6000 ft.
Among grasses and small brush on open steep hillside. Flowers white; perianth creamy at base. Phenology: flowering. 

Milton Lamm, 17042.  5/21/1844. 		RM 196281
_________________________________________________________________________

1101.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Sheridan County: Westby.
Phenology: flowering. 

Esther L. Larsen, 25.  6/17/1927. 		RM 117376
_________________________________________________________________________

1102.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Missoula County: Missoula: George F. Fox Ranch: Hay Spur.  Elev. 3200 ft.
Phenology: flowering. 

J. E. Kirkwood, 1748.  6/18/1924. 		RM 130328
_________________________________________________________________________

1103.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Missoula County: Missoula.
Bottom. Phenology: flowering. 

J. E. Kirkwood, 1748.  6/18/1924. 		RM 112442
_________________________________________________________________________

1104.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Leal Lake.
Phenology: fruiting. 

Frank A. Spragg, 323.  7/12/1901. 		RM 121699
_________________________________________________________________________

1105.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Gallatin County: Foothills of Bridger Range.
45.8885 N, 110.9583 W; uncertainty 1 mi..  
Open field. Phenology: flowering. 

D. B. Swingle, s.n..  7/4/1928. 		RM 120215
_________________________________________________________________________

1106.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Gallatin County: Bozeman.  Elev. 4500 ft.
Plains, swales. Phenology: flowering. 

J. W. Blankinship, 484.  6//1905. 		RM 89312
_________________________________________________________________________

1107.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Granite County: Junction Burnt Fork Trail and Skalkaho Road.
Phenology: flowering. 

C. Leo Hitchcock, 14493.  7/7/1946. 		RM 205974
     with C. V. Muhlick
_________________________________________________________________________

1108.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Warm Springs.
Alkali meadows. Phenology: vegetative only. 

J. W. Blankinship, s.n..  8/30/1906. 		RM 89317
_________________________________________________________________________

1109.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Missoula County: West side Mount Sentinal, southeastern Missoula.  Elev. 3600 ft.
Grassy slope. Petals long-acuminate. Phenology: flowering. 

C. Leo Hitchcock, 1620.  5/31/1933. 		RM 137318
_________________________________________________________________________

1110.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Lake County: Mission Range: S and E of McDonald Lake.
High on canyon wall. Phenology: flowering. 

C. Leo Hitchcock, 18261.  7/12/1948. 		RM 218964
_________________________________________________________________________

1111.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: U.S. Sheep Experiment Station: Odell Creek  Elev. 7500 ft.
T15S R2W S11.  
10% east slope; with Geranium, Melica, Poa. Phenology: flowering. 

D. Nelson, SR-40.  7/15/1959. 		USFS 443254
_________________________________________________________________________

1112.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Missoula County: Lolo National Forest: Ninemile Ranger District: Sixmile Creek, Sixmile Creek Road.  Elev. 3500 ft.
T15N R22W S12.  
55% southwest slope; with Pipo, AME, Liru, Frvi, Brte, Agsp, Brdo. Phenology: flowering. 

Louis J. Kuennen, 31.  5/21/1968. 		USFS 443256
_________________________________________________________________________

1113.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Custer County: U.S. Range Livestock Experiment Station.  Elev. 3050 ft.
T7N R47E S26 SW1/4.  
North slope; sandy, shallow, dry soil; grassland. Present in spots. Phenology: flowering. 

Leon C. Hurtt, H104.  5/28/1932. 		USFS 443140
_________________________________________________________________________

1114.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Custer County: U.S. Range Livestock Experiment Station: Pasture R.  Elev. 2500 ft.
T7N R47E S28.  
6 degree southwest slope; shallow gravelly loam soil; with Carex filifolia, grama grass, Stipa; ridge tops. Scarce. Phenology: flowering. 

E. J. Woolfolk, W37.  5/11/1933. 		USFS 443139
_________________________________________________________________________

1115.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Absaroka Forest.  Elev. 6200 ft.
T6N R10E S26.  46.2503 N, 110.4405 W; uncertainty 1 mi..  
Abundant. Phenology: flowering. 

H. M. Crane, 16.  7/8/1914. 		USFS 443137
_________________________________________________________________________

1116.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Yellow Hill.  Elev. 4600 ft.
T9S R28E S26.  
Calcareous ridge in Juniperus / Cercocarpus vegetation type. Phenology: flowering. 

Ellen Collins, 562.  5/14/1983. 		RM 355366
_________________________________________________________________________

1117.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Lockheart Ranch.  Elev. 4200 ft.
T8S R28E S13.  45.1386 N, 108.241 W; uncertainty 1 mi..  
Riparian bottom in Populus/Acer cover class. Phenology: flowering. 

Robert W. Lichvar, 5902.  6/9/1983. 		RM 355486
_________________________________________________________________________

1118.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Near Sedan.
Moist Meadow. Phenology: flowering. 

D. B. Swingle, s.n..  7/5/1929. 		RM 120072
_________________________________________________________________________

1119.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Gallatin National Forest.
Phenology: flowering. 

no collector, 62.  //. 		USFS 443093
_________________________________________________________________________

1120.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth National Forest: Beartooth Mountains: vicinity of Red Lodge Creek.  Elev. 5500 ft.
T7S R18E S1.  
Pasture; 50 degree west slope; deep, clay loam soil. Quite abundant. Phenology: flowering. 

Raymond A. Coster, 16.  6/12/1925. 		USFS 143101
_________________________________________________________________________

1121.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Beartooth National Forest.
Phenology: flowering. 

A. M. Baum, 369.  7//1914. 		USFS 443102
_________________________________________________________________________

1122.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth National Forest: Red Lodge Creek Station.  Elev. 5500 ft.
Rare. Phenology: flowering. 

William E. Lockhart, 653.  6/29/1916. 		USFS 443103
_________________________________________________________________________

1123.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Park County: Absaroka National Forest.  Elev. 5500 ft.
T3S R11E S5.  
15% west slope; dry loam soil; grassland. Widespread. Phenology: flowering. 

J. Nawrocki, N1.  6/11/1941. 		USFS 443104
_________________________________________________________________________

1124.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Absaroka National Forest.  Elev. 6100 ft.
Gravelly soil; open grassy area. Phenology: flowering. 

Charles Fleming, 11.  6/18/1913. 		USFS 443105
     with Hurst
_________________________________________________________________________

1125.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana: Absaroka National Forest: Contact Division.  Elev. 6000 ft.
Southeast slope; rocky limestone loam. Evenly distributed across landscape; very abundant. Phenology: flowering. 

H. S. Kaufman, 22.  6//1922. 		USFS 443106
_________________________________________________________________________

1126.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Smith River Wildlife Management Area: ca 3 air mi NNE of Fort Logan.  Elev. 1484 m.
T11N R5E S18.  46.7188 N, 111.1596 W; NAD 83, GPS reading.  
Northeast aspect; 5-15% slope; sagebrush and Pinus ponderosa woodland; quartzite outcrops. Phenology: flowering. 

Rick McNeill, 3986.  6/3/2009. 		RM 
_________________________________________________________________________

1127.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Fergus County: Judith River Road, ca 6.5 air mi W of Winifred and Mont Hwy 236.  Elev. 1016 m.
T21N R17E S27.  47.5633 N, 109.5151 W; NAD 83, GPS reading.  
Meadow and hill slope in Pinus ponderosa; high dry soils; southeast aspect; 0-25% slope. Phenology: flowering. 

Rick McNeill, 4154.  6/7/2009. 		RM 
     with Matt Voigt
_________________________________________________________________________

1128.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Forest Road 121, Highwood Creek at Shoulder Creek.  Elev. 1374 m.
T20N R9E S28.  47.4662 N, 110.5942 W; NAD 83, GPS reading.  
Exposed hill slope/meadow; southeast aspect; 10-30% slope; shonkinite rock. Phenology: flowering. 

Rick McNeill, 4408.  6/8/2009. 		RM 
_________________________________________________________________________

1129.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Teton County: Front Range: south bank of Pishkun Canal at first bridge, ca 3 air mi NE of diversion from the Sun River.  Elev. 1359 m.
T22N R8W S28.  47.6358 N, 112.6484 W; NAD 83, GPS reading.  
Open rock meadow, scattered Pinus flexilis; southwest aspect; 0-5% slope. Phenology: flowering. 

Rick McNeill, 4538.  6/17/2009. 		RM 
_________________________________________________________________________

1130.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Teton County: Lewis and Clark National Forest: Front Range: Ear Mountain Trail, ca 0.5 air mi SSW of trailhead.  Elev. 1602 m.
T24N R8W S4.  47.8647 N, 112.6485 W; NAD 83, GPS reading.  
Scattered Pinus flexilis; northeast aspect; 10-25% slope; sandstone. Phenology: flowering. 

Rick McNeill, 4564.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

1131.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Teton County: Front Range: Ear Mountain Trail, ca 0.7 air mi WSW of trailhead.  Elev. 1698 m.
T24N R8W S5.  47.866 N, 112.6564 W; NAD 83, GPS reading.  
Exposed limestone ridge; northeast aspect; 5-15% slope; ridge running northwest to southeast; shallow soils. Phenology: flowering. 

Rick McNeill, 4612.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

1132.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Teton County: Lewis and Clark National Forest: Front Range: saddle between low ridges, ca 0.5 mi S of Ear Mountain Trailhead.  Elev. 1549 m.
T24N R8W S4.  47.8641 N, 112.6419 W; NAD 83, GPS reading.  
Ephemeral pond between ridges; 0-5% slope; all aspects. Phenology: flowering. 

Rick McNeill, 4715.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

1133.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Teton County: Lewis and Clark National Forest: Front Range: Ear Mountain Trailhead.  Elev. 1524 m.
T24N R8W S4.  47.8703 N, 112.6434 W; NAD 83, GPS reading.  
Parking lot/picnic area, flat, scattered Populus tremuloides, gravel, open meadow. Phenology: flowering. 

Rick McNeill, 4749.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

1134.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Teton County: Blackleaf Wildlife Management Area: Front Range: Blackleaf Road, ca 1.5 air mi ENE of Blackleaf Trailhead, where road fords Blackleaf Creek.  Elev. 1566 m.
T26N R8W S7.  48.0179 N, 112.6789 W; NAD 83, GPS reading.  
Creek bottom and surrounding flood plain, very rocky glacial outwash, many abandoned channels. Phenology: flowering. 

Rick McNeill, 4856.  6/19/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

1135.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Castle Mountains: Forest Road 694, ca 1.5 air mi S of junction with U.S. Hwy 12.  Elev. 1670 m.
T9N R10E S22.  46.52 N, 110.4484 W; NAD 83, GPS reading.  
Forested slope; west aspect; 5-25% slope; Pinus ponderosa and Pseudotsuga menziesii. Phenology: flowering. 

Rick McNeill, 5043.  6/23/2009. 		RM 
_________________________________________________________________________

1136.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Castle Mountains: Forest Road 8905, between Cooper and Whetstone creeks, ca 1/4 mi W of junction with Forest Road 694.  Elev. 1602 m.
T9N R10E S22.  46.5278 N, 110.4621 W; NAD 83, GPS reading.  
Open meadow/ Pinus ponderosa woodland on ridgetop, running north to south; 0-15% slope; occasional wet depressions. Phenology: flowering. 

Rick McNeill, 5096.  6/23/2009. 		RM 
_________________________________________________________________________

1137.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6393 along Spring Creek, ca 0.5 mi SW of Basin Creek Campground.  Elev. 1725 m.
T10N R10E S14.  46.635 N, 110.4418 W; NAD 83, GPS reading.  
Northwest side of creek; southwest aspect; 0-15% slope; Pinus ponderosa and Artemisia tridentata woodland. Phenology: flowering. 

Rick McNeill, 5130.  6/26/2009. 		RM 
_________________________________________________________________________

1138.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 274, ca 1/4 mi N of junction with Forest Road 2019, on shoulder of Elephant Rock.  Elev. 1861 m.
T10N R10E S17.  46.6298 N, 110.4964 W; NAD 83, GPS reading.  
Open meadow; west aspect; 0-5% slope. Phenology: flowering. 

Rick McNeill, 5177.  6/26/2009. 		RM 
_________________________________________________________________________

1139.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Little Belt Mountains: County Road 107 (Yogo Road), E of Judith River Wildlife Management Area headquarters.  Elev. 1531 m.
T13N R11E S14.  46.8818 N, 110.2834 W; NAD 83, GPS reading.  
Open meadow, dry creek bottom running east to west; 0-5% slope. Phenology: flowering. 

Rick McNeill, 5203.  6/26/2009. 		RM 
_________________________________________________________________________

1140.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: at mouth of Sawmill Gulch where it meets Yogo Creek Canyon.  Elev. 1654 m.
T13N R11E S18.  46.8851 N, 110.3725 W; NAD 83, GPS reading.  
Wide grazed meadow; south aspect; 0-5% slope. Phenology: flowering. 

Rick McNeill, 5246.  6/26/2009. 		RM 
_________________________________________________________________________

1141.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Forest Trail 451, ca 0.5 mi from junction with Forest Trail 460.  Elev. 1704 m.
T20N R10E S20.  47.4773 N, 110.4783 W; NAD 83, GPS reading.  
Open meadow on rocky ridge running northeast to southwest, scattered Pinus ponderosa; 5-20% slope; shonkinite. Phenology: flowering. 

Rick McNeill, 5275.  6/28/2009. 		RM 
_________________________________________________________________________

1142.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: saddle along Forest trail, 1.5 air mi NE of Prospect Peak.  Elev. 1720 m.
T20N R10E S29.  47.4718 N, 110.4814 W; NAD 83, GPS reading.  
Open meadow in saddle, seasonally wet; northwest aspect; 15-20% slope; scattered Pinus ponderosa. Phenology: flowering. 

Rick McNeill, 5308.  6/28/2009. 		RM 
_________________________________________________________________________

1143.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Prospect Peak and ridgetop running N to S.  Elev. 1983 m.
T20N R10E S31.  47.4575 N, 110.5049 W; NAD 83, GPS reading.  
Exposed peak and ridgetop; east and west aspects; 5-15% slope; scattered Pinus contorta. Phenology: flowering. 

Rick McNeill, 5378.  6/28/2009. 		RM 
_________________________________________________________________________

1144.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: ridge S of Shonkin Creek, 1.3 air mi N of Prospect Peak.  Elev. 2001 m.
T20N R10E S19.  47.4765 N, 110.5042 W; NAD 83, GPS reading.  
Seep on north; slope 10-30%; scattered Pinus contorta. Phenology: flowering. 

Rick McNeill, 5409.  6/28/2009. 		RM 
_________________________________________________________________________

1145.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Square Butte, east base, ca 32 air mi SE of Fort Benton.  Elev. 1342 m.
T20N R12E S21.  47.4704 N, 110.2194 W; NAD 83, GPS reading.  
Rocky slope 5-20%; northeast aspect; large granite outcrops; scattered Pinus flexilis and Pseudotsuga menziesii. Phenology: fruiting. 

Rick McNeill, 5713.  7/3/2009. 		RM 
     with Matt Voigt
_________________________________________________________________________

1146.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Chouteau County: Top of Square Butte, ca 31 air mi SE of Fort Benton.  Elev. 1733 m.
T20N R12E S20.  47.4725 N, 110.239 W; NAD 83, GPS reading.  
On top of butte flat; 0-5% slope; all aspects; thickly forested Pinus contorta with occasional meadows; granite. Phenology: flowering. 

Rick McNeill, 5818.  7/3/2009. 		RM 
     with Matt Voigt
_________________________________________________________________________

1147.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Golden Valley County: Lewis and Clark National Forest: Big Snowy Mountains: last peak on ridge S of Old Baldy, ca 1.8 air mi S of Old Baldy.  Elev. 2407 m.
T11N R19E S10.  46.7265 N, 109.31944 W; NAD 83, GPS reading.  
Open limestone peak; scattered Pinus flexilis, Picea engelmannii; all aspects; 0-40% slope. Phenology: flowering. 

Rick McNeill, 6214.  7/10/2009. 		RM 
     with Ben Legler
_________________________________________________________________________

1148.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 831 to Ettien Ridge, ca 0.6 air mi S of Judith Guard Station.  Elev. 1601 m.
T13N R11E S35.  46.8402 N, 110.2937 W; NAD 83, , GPS reading.  
Forested ridge running southwest to northeast, Pinus ponderosa, Pseudotsuga menziesii; rocky limestone soil; 0-10% slope. Phenology: flowering. 

Rick McNeill, 6874.  7/19/2009. 		RM 
_________________________________________________________________________

1149.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  45.5843 N, 104.1711 W to 45.5866 N, 104.1743 W; NAD 83, , GPS reading.  
Meadows and grassy slopes with small patches of silver sagebrush. Phenology: flowering. 

B. E. Nelson, 76750.  6/5/2009. 		USFS 888599	Barcode: USFS0057316
     with Hans Hallman
_________________________________________________________________________

1150.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Open slopes. Phenology: flowering. 

B. E. Nelson, 76789.  6/8/2009. 		USFS 888598	Barcode: USFS0057315
     with Hans Hallman
_________________________________________________________________________

1151.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 45.135 N, 104.4154 W; NAD 83, , GPS reading.  
Meadow. Phenology: flowering. 

B. E. Nelson, 76878.  6/8/2009. 		 	Barcode: USFS0050242
     with Hans Hallman
_________________________________________________________________________

1152.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 S7 SW1/4.  45.5329 N, 103.1897 W; NAD 83, , GPS reading.  
Grassy slopes. Phenology: flowering. 

B. E. Nelson, 76977.  6/9/2009. 		USFS 888596	Barcode: USFS0057313
     with Hans Hallman
_________________________________________________________________________

1153.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 to 45.5298 N, 103.1724 W; NAD 83, , GPS reading.  
Badlands with grassy patches and strips. Phenology: flowering. 

B. E. Nelson, 76989.  6/11/2009. 		USFS 888595	Barcode: USFS0057312
     with Hans Hallman
_________________________________________________________________________

1154.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

B. E. Nelson, 77132.  6/12/2009. 		USFS 888594	Barcode: USFS0057311
     with Hans Hallman
_________________________________________________________________________

1155.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: just W of South Dakota above North Slick Creek and Mill Iron Road, ca 9 air mi NNW of Camp Crook, SD.  Elev. 3200-3390 ft.
T2S R62E S11 SW1/4; also SE1/4 S10.  45.6733 N, 104.0435 W to 45.6742 N, 104.501 W; NAD 83, , GPS reading.  
Sandy open slopes in ponderosa pine woods. Phenology: flowering. 

B. E. Nelson, 77269.  6/14/2009. 		USFS 888593	Barcode: USFS0057310
_________________________________________________________________________

1156.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 21.  6/9/2009. 		USFS 884672	Barcode: USFS0049507
     with B. E. Nelson
_________________________________________________________________________

1157.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Grassy flat above hardwood draw. Phenology: flowering. 

Hans Hallman, 154.  6/11/2009. 		USFS 888540	Barcode: USFS0057375
_________________________________________________________________________

1158.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: near terminus of eastern-most fork of North End or Forest Road 3124 in and around Mitchell Draw near Lena Spring Number 2, ca 3.5 air mi N of Reva Gap, ca 17.5 air mi E of Buffalo.  Elev. 3360-3560 ft.
T19N R8E S30.  45.5894 N, 103.1872 W; NAD 83, , GPS reading.  
Sandy, rocky slope above hardwood draw. Phenology: flowering. 

Hans Hallman, 442.  6/14/2009. 		 	Barcode: USFS0050612
     with Grace Kostel, B. E. Nelson
_________________________________________________________________________

1159.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  45.3859 N, 103.7159 W; NAD 83, , GPS reading.  
Grasslands interspersed with badlands. Phenology: flowering. 

Hans Hallman, 557.  6/14/2009. 		RM 
_________________________________________________________________________

1160.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: S of SD Hwy 20 ca 3.5 air mi ESE of Jumpoff Divide, ca 9.5 air mi W of Buffalo.  Elev. 2880-3070 ft.
T19N R3E S34 NE1/4.  45.5698 N, 103.7357 W; NAD 83, , GPS reading.  
Grass-dominated open, rolling grazing land. Phenology: flowering & fruiting. 

Hans Hallman, 619.  6/18/2009. 		RM 
_________________________________________________________________________

1161.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Hans Hallman, 689.  6/19/2009. 		RM 
_________________________________________________________________________

1162.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Partially burned upland ponderosa pine woodland. Phenology: fruiting. 

Hans Hallman, 773.  6/20/2009. 		USFS 888538	Barcode: USFS0057373
_________________________________________________________________________

1163.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in and around Anderson Reservoir in Stafford Draw along Forest Road 47032, ca 3.5 air mi S of Home Creek School on U.S. Hwy 212, ca 16 air mi ESE of Ashland.  Elev. 3470-3540 ft.
T4S R46E S1.  45.5138 N, 106.0024 W; NAD 83, , GPS reading.  
Grassland with partially burned, open ponderosa pine forest. Phenology: fruiting. 

Hans Hallman, 897.  6/20/2009. 		USFS 888537	Barcode: USFS0057372
_________________________________________________________________________

1164.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Powder River County: S of U.S. Hwy 212 and E of Titus Creek, ca 22.5 air mi ESE of Ashland.  Elev. 3480-3580 ft.
T3S R48W S34.  45.5302 N, 105.7931 W; NAD 83, , GPS reading.  
Grass-dominated open grazing land. Phenology: fruiting. 

Hans Hallman, 983.  6/21/2009. 		RM 
_________________________________________________________________________

1165.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: East Short Pine Hills: along Forest Road 3111 ca 1 air mi NE of Moreau Peak, ca 19 air mi SE of Camp Crook.  Elev. 3760-3820 ft.
T16N R3E S13 N1/2; also South1/2 S12.  45.3524 N, 103.7039 W; NAD 83, , GPS reading.  
Ponderosa pine-dominated upland. Phenology: fruiting. 

Hans Hallman, 998.  6/24/2009. 		USFS 888536	Barcode: USFS0057371
_________________________________________________________________________

1166.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Beaver Creek Road or Forest Road 4133 at and around Road Creek Reservoir, ca 2 air mi NW of Holiday Campground and ca 14.5 air mi ENE of Ashland.  Elev. 3640-3670 ft.
T2S R46E S13 SW1/4.  45.6523 N, 105.9956 W; NAD 83, , GPS reading.  
Disturbed roadside dominated by ponderosa pine, sweet clover, and wild rye. Phenology: fruiting. 

Hans Hallman, 1510.  7/4/2009. 		USFS 888535	Barcode: USFS0057370
_________________________________________________________________________

1167.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Custer County: Challis National Forest: Herd Peak Highlands: near upper Deep Creek, 19.1 air mi NNE of Sun Valley.  Elev. 7657 ft.
T7N R19E S13.  43.93818 N, -114.16388 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic shrub-steppe vegetation; 7° slope, S aspect; alkaline volcanic geology. 1-25 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 1912.  7/2/2010. 		RM 
_________________________________________________________________________

1168.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: at Clarks Fork Trailhead on Wyo Hwy 296 and NE, ca 17 air mi SE of Cooke City, Montana.  Elev. 6700-7600 ft.
T57N R106W S34 NE1/4; also NW1/4 S35 and S26.  44.8829 N, 109.6515 W; WGS 84, , GPS reading.  
On hills with Douglas fir and lodgepole pine forest with scattered meadows and aspen stands. Phenology: flowering & fruiting. 

Brian Elliott, 14016.  7/6/2008. 		RM 905431	Barcode: RM0025074
_________________________________________________________________________

1169.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 on south-facing slope N of Dugout Gulch, below cliffs.  Elev. 4550 ft.
T52N R60W S19 SE1/4 NW1/4.  571090E, 4925829N; NAD 83, GPS reading.  
Crest of ridge with limestone cap amongst Ponderosa pine/Symphoricarpos alba forest. Survey ID: 10D001 Phenology: flowering. 

Brian Elliott, 14857.  6/1/2010. 		RM 
_________________________________________________________________________

1170.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: ca 4 air mi SSW of Limestone.  Elev. 6150 ft.
T5S R14E S1 NE1/4.  45.4303 N, 109.9342 W; NAD 83, , GPS Reading.  
Open grassy slopes. Phenology: flowering & fruiting. 

Ronald L. Hartman, 85603B.  6/15/2007. 		RM 938813	Barcode: RM0109277
_________________________________________________________________________

1171.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 3750-3820 ft.
T7S R46E S29 E1/2.  45.2053 N, 106.1203 W; NAD 83, , GPS reading.  
Ponderosa pine and grass-dominated draw leading into grass-dominated meadow. Phenology: fruiting. 

Hans Hallman, 4743.  6/10/2010. 		USFS 888604	Barcode: USFS0057321
_________________________________________________________________________

1172.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 4802.  6/11/2010. 		RM 909109	Barcode: RM0031730
_________________________________________________________________________

1173.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 5093.  6/19/2010. 		RM 
_________________________________________________________________________

1174.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Hans Hallman, 5108.  6/22/2010. 		RM 
_________________________________________________________________________

1175.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: fruiting. 

Hans Hallman, 5231.  6/24/2010. 		USFS 
_________________________________________________________________________

1176.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 5345.  6/26/2010. 		USFS 
_________________________________________________________________________

1177.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 5450.  6/28/2010. 		USFS 88603	Barcode: USFS0057320
_________________________________________________________________________

1178.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Forest Road 4409, ca 1 air mi W of its junction with East Fork Otter Creek Road, ca 14 air mi ENE of Ashland.  Elev. 4040-4140 ft.
T2S R46E S24 SW1/4.  45.639 N, 106.0003 W; NAD 83, , GPS reading.  
Upland ponderosa pine and grass-dominated woodland. Phenology: fruiting. 

Hans Hallman, 5511.  6/29/2010. 		USFS 888602	Barcode: USFS0057319
_________________________________________________________________________

1179.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 5591.  6/30/2010. 		USFS 888601	Barcode: USFS0057318
_________________________________________________________________________

1180.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 3800-3880 ft.
T4S R47E S19 S1/4; also S30 N1/2.  45.4612 N, 105.9809 W; NAD 83, , GPS reading.  
Open ponderosa pine forest with grass and sagebrush-dominated understory and scattered rock outcrops. Phenology: fruiting. 

Hans Hallman, 5717.  7/4/2010. 		USFS 888600	Barcode: USFS0057317
_________________________________________________________________________

1181.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Colorado River Valley: just SW of Samson Mesa in Smith Gulch, ca 3.5 air mi ENE of De Beque.  Elev. 5050-5440 ft.
T8S R96W S18 South1/2.  39.3517 N, 108.152 W to 39.3444 N, 108.1494 W; NAD 83, , GPS reading.  
Slopes of a draw, clay and sandy slope with junipers below sandstone outcrops and ridgetop. Phenology: flowering. 

B. E. Nelson, 78935.  5/1/2010. 		USFS 
     with Lori E. Brummer, Michael K. Kirkpatrick, Josh Irwin, Ronald L. Hartman
_________________________________________________________________________

1182.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: west end of the mesa between Horsethief and Little Horsethief creeks on V or Sunnyside Road, ca 1.5-2air mi NW of Horsethief Mountain, ca 4 air mi SE of De Beque.  Elev. 5520-5820 ft.
T9S R97W S1 SE1/4; also T9S R96W S6 W1/4 and T8S R96W S31 SW1/4.  39.2972 N, 108.1539 W to 39.3043 N, 109.1637 W; NAD 83, , GPS reading.  
Sandstone slopes and knolls with juniper and clay flats and dry wash with sagebrush. Phenology: flowering. 

B. E. Nelson, 79058.  5/3/2010. 		USFS 
     with Lori E. Brummer
_________________________________________________________________________

1183.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: west end of the mesa along Horsethief Creek on V or Sunnyside Road, ca 2.5 air mi SE of De Beque.  Elev. 5100-5635 ft.
T8S R97W S36 SW1/4.  39.3157 N, 108.1732 W; NAD 83, , GPS reading.  
Clay and sandy clay slopes below sandstone cliffs, with juniper and sagebrush. Phenology: flowering. 

B. E. Nelson, 79085.  5/3/2010. 		USFS 
     with Ronald. L. Hartman, Johnny Proctor, Lori E. Brummer, Michael K. Kirkpatrick, Josh Irwin
_________________________________________________________________________

1184.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Colorado River Valley: S of the Colorado River between Divide Creek and Garfield Creek, ca 4 air mi E of Silt.  Elev. 5500-5800 ft.
T6S R91W S8 NW1/4.  39.5485 N, 107.5861 W to 39.5461 N, 107.5852 W; NAD 83, , GPS reading.  
North- and east-facing slopes of recently burned pinyon-juniper meadow. Phenology: flowering. 

Michael K. Kirkpatrick, 44.  5/7/2010. 		USFS 898165	Barcode: USFS0059620
     with B. E. Nelson
_________________________________________________________________________

1185.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Colorado River Valley: between Sand Wash and Little Horsethief Creek, adjacent to County Road 45.50 (De Beque Cutoff Road), ca 3 air mi S of De Beque.  Elev. 5040-5080 ft.
T9S R97W S15 E1/2.  39.274 N, 108.2003 W; NAD 83, , GPS reading.  
Mesa top with scattered juniper and sandy soil. Phenology: flowering. 

Michael K. Kirkpatrick, 148.  5/9/2010. 		USFS 
_________________________________________________________________________

1186.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Between Spruce Creek and Porcupine Creek, between Holms Mesa and Flatiron Mesa S of County Road 320, ca 7-8 air mi SW of Rifle.  Elev. 5840-6400 ft.
T7S R94W S4 SE1/4; also S3 SW1/4.  39.46 N, 107.892 W to 39.4687 N, 107.8797 W; NAD 83, , GPS reading.  
North aspect of juniper woodland with sagebrush understory and scattered pinyon; oakbrush in dry drainages. Phenology: flowering. 

Michael K. Kirkpatrick, 188.  5/13/2010. 		USFS 
_________________________________________________________________________

1187.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Battlement Mesa: White River National Forest: N of West Mamm Creek and S of Flatiron Mesa, ca 6.5-7 air mi S of Rifle.  Elev. 7300-8100 ft.
T7S R93W S21 N1/2.  39.43 N, 107.7722 W to 39.4383 N, 107.7732 W to 39.4356 N, 107.7859 W; NAD 83, , GPS reading.  
Juniper woodland-mixed shrubland, south aspect. Phenology: flowering. 

Michael K. Kirkpatrick, 273.  5/15/2010. 		USFS 
_________________________________________________________________________

1188.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Between Garfield Creek and Baldy Creek, S of County Road 312, ca 5 air mi S of New Castle.  Elev. 6650-7200 ft.
T6S R90W S30 SW1/4; also S31 NW 1/4 and T6S R91W S25 SE1/4.  39.4968 N, 107.4924 W to 39.4928 N, 107.4972 W; WGS 72, , GPS reading.  
Oakbrush and mixed shrubland with dry drainage. Phenology: flowering. 

Michael K. Kirkpatrick, 421.  5/21/2010. 		USFS 
_________________________________________________________________________

1189.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Between Smith Creek and Alkali Creek, S of Samson Mesa, ca 6 air mi ESE of De Beque.  Elev. 5640-5840 ft.
T8S R96W S28 N1/2.  39.32 N, 108.1232 W to 39.3213 N, 108.1039 W; WGS 72, , GPS reading.  
Adobe hills and slopes with sagebrush, greasewood and scattered juniper. Phenology: flowering. 

Michael K. Kirkpatrick, 504.  5/23/2010. 		USFS 
_________________________________________________________________________

1190.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: West Branch Dry Hollow Creek at forest boundary, ca 11-12 air mi SSE of Rifle.  Elev. 7160-7600 ft.
T8S R93W S13; also T8S R92W S18.  39.3654 N, 107.7139 W to 39.3591 N, 107.7142 W; NAD 83, , GPS reading.  
Sagebrush slopes with scattered pinyon and juniper below sandstone outcrops and sandy-clay soil. Phenology: flowering. 

Michael K. Kirkpatrick, 588.  5/23/2010. 		USFS 
_________________________________________________________________________

1191.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Black Mountain, W of the De Beque Cutoff Road, ca 8-9 air mi SSE of De Beque.  Elev. 5480-6600 ft.
T9S R97W S36 SE1/4 SE1/4; also T10S R97W S1 and S2.  39.2257 N, 108.1588 W to 39.2162 N, 108.1768 W; NAD 83, , GPS reading.  
Juniper woodland with scattered sagebrush on eastern flanks of mountain below sandstone and shale outcrops. Phenology: flowering. 

Michael K. Kirkpatrick, 640.  5/27/2010. 		USFS 
_________________________________________________________________________

1192.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Battlement Mesa: between Cottonwood and Battlement creeks, SW of Holms Mesa, ca 11 air mi WSW of Rifle.  Elev. 7500-8000 ft.
T7S R95W S12.  39.4538 N, 107.9464 W to 39.4497 N, 107.9559 W; NAD 83, , GPS reading.  
Rocky north-facing slopes with sagebrush and scattered juniper. Phenology: flowering. 

Michael K. Kirkpatrick, 774.  5/29/2010. 		USFS 
_________________________________________________________________________

1193.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: White River National Forest: Flatiron Mountain and slopes, E of West Divide Creek, ca 15-16 air mi SSE of Silt.  Elev. 7200-8000 ft.
T8S R91W S28; also S33.  39.323 N, 107.5667 W to 39.3252 N, 107.5615 W; NAD 83, , GPS reading.  
Sagebrush shrubland on rocky hillside with mixed shrubs. Phenology: flowering. 

Michael K. Kirkpatrick, 915.  6/2/2010. 		RM 
_________________________________________________________________________

1194.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: N of Edgerton Creek and E of Freeman Creek in the Roaring Fork drainage, S of Dry Park, on the west side of County Road 125, ca 4 air mi W of Carbondale.  Elev. 7120-7240 ft.
T7S R89W S36 SE1/4 NW1/4.  39.4032 N, 107.2785 W; NAD 83, , GPS reading.  
Sagebrush meadow with scattered pinyon pine. Phenology: flowering. 

Michael K. Kirkpatrick, 1101.  6/7/2010. 		RM 
_________________________________________________________________________

1195.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: west end of the mesa, ca 1.5 air mi NW of Horsethief Mountain.  Elev. 5705-5918 ft.
T9S R96W S7 NW1/4.  39.3043 N, 108.138 W to 39.2903 N, 108.1493 W; NAD 83, , GPS reading.  
Pinyon woodlands. Phenology: flowering. 

Ronald L. Hartman, 89402.  5/3/2010. 		RM 
     with Michael K. Kirkpatrick, Josh Irwin, John G. Proctor
_________________________________________________________________________

1196.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: N of Mont Hwy 248 ca 2.5-3 air mi S of the West Fork Poplar River, ca 11 air mi E of Opheim.  Elev. 2890-3025 ft.
T36N R42E S24 W1/2.  48.8529 N, 106.1629 W to 48.8565 N, 106.1643 W; NAD 83, GPS reading.  
Grassland with swales and slopes of small cobblestones. Phenology: flowering. 

B. E. Nelson, 79685.  6/10/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1197.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Ridge S of Theony Road just W of Opheim Hills, ca 10 air mi W of Opheim.  Elev. 2860-2990 ft.
T36N R39E S28 N1/2; also S21 SW1/4.  48.8503 N, 106.6263 W; NAD 83, GPS reading.  
Swale with patches of Symphoricarpos and Ribes. Phenology: flowering. 

B. E. Nelson, 79740.  6/10/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1198.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Off of Theony Road at Lighthouse Hill BM and vicinity above Chambers and First coulees, ca 19 air mi W of Opheim.  Elev. 2600-2754 ft.
T36N R37E S13 N1/2.  48.8816 N, 106.8171 W to 48.882 N, 106.8213 W; NAD 83, GPS reading.  
Swale. Phenology: flowering. 

B. E. Nelson, 79782.  6/10/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1199.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: In the vicinity of Saskview Reservoir N to Saskatchewan, ca 18 air mi NW of Opheim.  Elev. 2600-2640 ft.
T37N R38E S6 NE1/4.  48.9996 N, 106.7656 W; NAD 83, GPS reading.  
Grassland with scattered siver sagebrush. Phenology: flowering. 

B. E. Nelson, 79818.  6/10/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1200.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: above the old Landusky Mining Camp and just below the Zortman-Landusky Gold Mine on the south side of Gold Bug Butte, ca 47 air mi SW of Malta.  Elev. 4530-4725 ft.
T25N R24E S22 NE1/4.  47.9073 N, 108.6178 W to 47.9094 N, 108.612 W; NAD 83, GPS reading.  
Open slopes. Phenology: flowering. 

B. E. Nelson, 79867.  6/12/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1201.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: ca 1.5 air mi SW of the old Landusky Mining Camp, ca 50 air mi SW of Malta.  Elev. 3800 ft.
T25N R24E S33 NE1/4.  47.8797 N, 108.6362 W; NAD 83, GPS reading.  
Silver sagebrush-grassland. Phenology: flowering. 

B. E. Nelson, 79955.  6/12/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

1202.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: W of Hinsdale North Road and head of Sheepherders Coulee, ca 10 air mi N of Hinsdale; ca 32 air mi NW of Glasgow.  Elev. 2560-2625 ft.
T32N R36E S18 NE1/4.  48.5351 N, 107.0847 W; NAD 83, GPS reading.  
Rocky slopes and flats in grassland with high ground cover of Selaginella. Phenology: flowering. 

B. E. Nelson, 80144.  6/15/2010. 		RM 
_________________________________________________________________________

1203.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Ridge W of Snake Creek and N of Hinsdale North Road, ca 27 air mi N of Hinsdale; ca 46.5 air mi NNW of Glasgow.  Elev. 2550-2570 ft.
T35N R35E S23 SW1/4.  48.777 N, 107.1165 W; NAD 83, GPS reading.  
Swale. Phenology: flowering. 

B. E. Nelson, 80178.  6/15/2010. 		RM 
_________________________________________________________________________

1204.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Above Hardpan Coulee on Bluff Creek Road, ca 3 air mi S of Saskatchewan, ca 40 air mi N of Hinsdale; ca 57 air mi NNW of Glasgow.  Elev. 2660-2720 ft.
T37N R35E S13 SW1/4.  48.9587 N, 107.061 W; NAD 83, GPS reading.  
Swale. Phenology: flowering. 

B. E. Nelson, 80257.  6/15/2010. 		RM 
_________________________________________________________________________

1205.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Along Bluff Creek Road between Hardpan Coulee and East Fork Crow Creek, ca 35 air mi N of Hinsdale; ca 52 air mi NNW of Glasgow.  Elev. 2690-2720 ft.
T36N R36E S8 NE1/4.  48.9003 N, 107.0353 W; NAD 83, GPS reading.  
Swale. Phenology: flowering. 

B. E. Nelson, 80270.  6/15/2010. 		RM 
_________________________________________________________________________

1206.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: Vermejo Park Ranch: head of Costilla Creek, ca 14 air mi SE of San Luis.  Elev. 11400 ft.
37.0222 N, 105.2458 W.  
Picea engelmannii and Abies lasiocarpa. Phenology: flowering. 

Brian Elliott, 11271.  8/20/1999. 		RM 
_________________________________________________________________________

1207.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 12 air mi SSW from Pueblo on Little Burnt Mill Road, ca 0.5 mi SSW of diversion dam.  Elev. 5300 ft.
T23S R66W S3 NW1/4.  38.0789 N, 104.7612 W.  
Phenology: flowering. 

Brian Elliott, 5850.  5/21/1999. 		RM 
_________________________________________________________________________

1208.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: On Kerr Road, ca 2 mi E of West Fork Porcupine Creek, ca 3.5 mi W of Baylor; ca 15 air mi SSW of Ophiem.  Elev. 2990-3050 ft.
T34N R39E S25 SE1/4.  48.6648 N, 106.5548 W; NAD 83, GPS reading.  
Grasslands with clay soil with much organic content. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 290.  6/23/2010. 		RM 
_________________________________________________________________________

1209.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Off of Sunnyslope Road, ca 2 air mi N of Woody Island Coulee, ca 13 air mi ENE of Turner; ca 40 air mi NNW of Malta.  Elev. 2875-2890 ft.
T36N R27E S1 SW1/4.  48.9045 N, 108.1485 W; NAD 83, GPS reading.  
Rolling grasslands with occasional sagebrush on loamy to sandy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 520.  6/26/2010. 		RM 
_________________________________________________________________________

1210.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Joseph L. M. Charboneau, 715.  6/30/2010. 		RM 
_________________________________________________________________________

1211.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: On Border Road, in the vicinity of a natural gas pipeline compression station, ca 1/4 air mi W of Whitewater Reservoir, ca 6 air mi NNW of Whitewater; ca 28 air mi NNE of Malta.  Elev. 2415-2440 ft.
T36N R31E S27 SE1/4.  48.8478 N, 107.6491 W; NAD 83, GPS reading.  
Low-lying intermittent pond (dry). Phenology: fruiting. 

Joseph L. M. Charboneau, 780.  6/30/2010. 		RM 
_________________________________________________________________________

1212.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: W of U.S. Hwy 191, in the vicinity of Whitewater Creek, ca 3 air mi SSW of Morgan Port of Entry, ca 12.5 air mi N of Loring.  Elev. 2540-2600 ft.
T37N R29E S13 SE1/4.  48.9559 N, 107.8495 W; NAD 83, GPS reading.  
Sandy sagebrush-grasslands and hillsides. Phenology: fruiting. 

Joseph L. M. Charboneau, 792.  6/30/2010. 		RM 
_________________________________________________________________________

1213.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Roadside. Phenology: fruiting. 

Joseph L. M. Charboneau, 874.  6/30/2010. 		RM 
_________________________________________________________________________

1214.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: N of Trinidad, ca 1 air mi SW of I-25 exit 18.  Elev. 6300 ft.
T32S R64W S31 W1/4; also E1/2 S36.  37.2146 N, 104.6025 W.  
West of interstate to the top of low ridges in pinyon-juniper woodlands. Phenology: flowering & fruiting. 

Brian Elliott, 5912.  5/23/1999. 		RM 
_________________________________________________________________________

1215.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: W of U.S. Hwy 2 in Mooney Coulee, ca 5 air mi SSE of Cornwell Reservoir, ca 8 air mi NNW of Glasgow.  Elev. 2240-2290 ft.
T30N R39E S31 SE1/4; also S32 SW1/4.  48.3064 N, 106.6944 W; NAD 83, GPS reading.  
Coulee bottom. Phenology: fruiting. 

Joseph L. M. Charboneau, 983.  7/1/2010. 		RM 
_________________________________________________________________________

1216.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Boyd Ranch, ca 1/4 mi W of San Isidro Creek; W of Trinchera at the junction of County roads 105.5 and 105.6.  Elev. 6000 ft.
T35S R61W S1 NW1/4; also T34S R61W W1/2 S6.  37.0253 N, 104.1853 W.  
Pinyon-juniper with Quercus. Phenology: fruiting. 

Brian Elliott, 5928.  5/23/1999. 		RM 
_________________________________________________________________________

1217.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: W of U.S. Hwy 191 in Black Coulee, ca 1 air mi NE of West Alkali Reservoir, ca 14.5 air mi SW of Malta.  Elev. 2480-2530 ft.
T28N R28E S1 NW1/4; also S2 NE1/4.  48.2152 N, 108.0687 W; NAD 83, GPS reading.  
Swales and coulee bottoms. Phenology: fruiting. 

Joseph L. M. Charboneau, 1401.  7/10/2010. 		RM 
_________________________________________________________________________

1218.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: above the head of Grouse Gulch ca halfway between Antoine Butte and Silver Peak, ca 2.5 air mi W of Zortman; ca 46 air mi SW of Malta.  Elev. 5050-5160 ft.
T25N R24E S24 NE1/4.  47.9107 N, 108.5722 W; NAD 83, GPS reading.  
Hilly meadow on saddle. Phenology: fruiting. 

Joseph L. M. Charboneau, 2167.  7/24/2010. 		RM 
     with B. E. Nelson
_________________________________________________________________________

1219.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 & fruiting. 

Brian Elliott, 6265.  6/2/1999. 		RM 
     with Elizabeth Mark
_________________________________________________________________________

1220.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 2 mi W on County Road 610; N of Walsenburg at I-25 exit 59.  Elev. 6350 ft.
T27S R67W S13.  37.6968 N, 104.8382 W.  
Pinyon-juniper/grassland transition. Phenology: fruiting. 

Brian Elliott, 6505.  6/6/1999. 		RM 
     with Elizabeth Mark
_________________________________________________________________________

1221.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Along Black Coulee Road, ca 13 air mi N of Dodson; ca 23 air mi NW of Malta.  Elev. 2860-2900 ft.
T33N R27E S30 W1/4.  48.5903 N, 108.2514 W; NAD 83, GPS reading.  
Rolling grassland. Phenology: flowering. 

B. E. Nelson, 81569.  6/17/2011. 		RM 
_________________________________________________________________________

1222.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Along Black Coulee Road near the head of Coburg Coulee, ca 20 air mi N of Dodson; ca 29 air mi NW of Malta.  Elev. 2880-3040 ft.
T34N R26E S24 South1/2.  48.6889 N, 108.2653 W; NAD 83, GPS reading.  
Lush lee slope. Phenology: flowering. 

B. E. Nelson, 81594.  6/17/2011. 		RM 
_________________________________________________________________________

1223.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Along Hog Farm Road just E of Big Warm Creek, ca 1 air mi SE of Ester Lake, ca 25 air mi SW of Malta.  Elev. 2650 ft.
T27N R27E S21 NE1/4.  48.0879 N, 108.24 W; NAD 83, GPS reading.  
Plains grassland with small disturbed areas. Phenology: flowering. 

B. E. Nelson, 81682.  6/18/2011. 		RM 
_________________________________________________________________________

1224.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Along Shipp Road above Cherry Creek (S and E), ca 2.5 air mi W of Mont Hwy 24, ca 13 air mi N of Glasgow.  Elev. 2550-2620 ft.
T30N R39E S2 SW1/4.  48.3821 N, 106.6215 W; NAD 83, GPS reading.  
Rolling terrain below and slope of rim with meadows, bare areas, drainage channels, with clay soil, and cobblestone covered areas. Phenology: flowering & fruiting. 

B. E. Nelson, 81773.  6/20/2011. 		RM 
_________________________________________________________________________

1225.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Along Alkali Road, ca 1.5 air mi E of Stage Road (Mont Hwy 204), and 1-1.5 air mi N of North Fork Mud Creek, ca 9 air mi S of Dodson, ca 17 air mi WSW of Malta  Elev. 2580 ft.
T29N R27E S9 NE1/4.  48.2908 N, 108.224 W; NAD 83, GPS reading.  
Plains grasslands with vernal depressions. Phenology: flowering & fruiting. 

B. E. Nelson, 82138.  6/24/2011. 		RM 
_________________________________________________________________________

1226.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Along and above "Middle Fork" Exeter Creek, ca 9 air mi ENE of Dodson; ca 10 air mi WNW of Malta.  Elev. 2630-2690 ft.
T31N R28E S23 SW1/4.  48.4244 N, 108.061 W; NAD 83, GPS reading.  
Plains grassland and slopes and swales leading to the creek. Phenology: flowering & fruiting. 

B. E. Nelson, 82184.  6/24/2011. 		RM 
_________________________________________________________________________

1227.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Along Rock Creek Road at the south edge of Rock Creek Flats, ca 5 air mi S of Thoeny; ca 24 air mi W of Opheim.  Elev. 2460-2520 ft.
T35N R37E S8 SW1/4.  48.8011 N, 106.9199 W; NAD 83, GPS reading.  
Swale and adjacent slopes. Phenology: flowering & fruiting. 

B. E. Nelson, 82377.  6/26/2011. 		RM 
_________________________________________________________________________

1228.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: At the intersection of U.S. Hwy 191 and Sunnyslope Road, ca 2 air mi N of Loring; ca 32 air mi N of Malta.  Elev. 2800-2820 ft.
T35N R30E S6 SW1/4.  48.8201 N, 107.8593 W; NAD 83, GPS reading.  
Rolling plains grassland with stony knolls and swales. Phenology: flowering & fruiting. 

B. E. Nelson, 82469.  6/28/2011. 		RM 
_________________________________________________________________________

1229.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: At the corner of Grabofsky and North Sunnyslope roads, 1 mi S of Saskatchewan, ca 45 air mi NNW of Malta.  Elev. 2840-2860 ft.
T37N R28E S7 NE1/4.  48.9838 N, 108.0838 W; NAD 83, GPS reading.  
Rolling plains grassland with swales. Phenology: flowering & fruiting. 

B. E. Nelson, 82514.  6/28/2011. 		RM 
_________________________________________________________________________

1230.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Hills E of Chapman above Woody Island Coulee, ca 38 air mi NNW of Malta.  Elev. 2780-2850 ft.
T36N R28E S19 NE1/4.  48.872 N, 108.1123 W; NAD 83, GPS reading.  
Stony bluffs, flats above, and swales. Phenology: flowering & fruiting. 

B. E. Nelson, 82541.  6/28/2011. 		RM 
_________________________________________________________________________

1231.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Moist hillslopes. Phenology: flowering. 

Joseph L. M. Charboneau, 4129.  5/27/2011. 		RM 
_________________________________________________________________________

1232.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Sagebrush-grasslands on sandy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 4283.  6/1/2011. 		RM 
_________________________________________________________________________

1233.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
South-facing slopes, both open and wooded with ponderosa pine. Phenology: flowering. 

Joseph L. M. Charboneau, 4804.  6/10/2011. 		RM 
_________________________________________________________________________

1234.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 4871.  6/12/2011. 		RM 
_________________________________________________________________________

1235.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: W of North Forks Road, ca 6 air mi S of Saskatchewan, ca 12 air mi NNE of Whitewater; ca 43 air mi NNE of Malta.  Elev. 2710-2720 ft.
T37N R32E S33 SW1/4.  48.9138 N, 107.5132 W; NAD 83, GPS reading.  
Grasslands with spikemoss, fringed sage, and scattered winterfat. Phenology: flowering. 

Joseph L. M. Charboneau, 4900.  6/12/2011. 		RM 
_________________________________________________________________________

1236.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Dunbar Coulee, S of North Whitewater Road, ca 5 air mi WNW of Salsbery Reservoir, ca 7.5 air mi NNE of Whitewater; ca 46 air mi NNE of Malta.  Elev. 2580-2630 ft.
T36N R32E S29 NE1/4; also S20 SW1/4.  48.8582 N, 107.5633 W; NAD 83, GPS reading.  
Grasslands with fringed sage and spikemoss on clay soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 4953.  6/12/2011. 		RM 
_________________________________________________________________________

1237.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: E of Mont Hwy 208, ca 0.5 air mi N of Austin Lake, ca 2.5 air mi SSW of Whitewater; ca 28 air mi NNE of Malta.  Elev. 2440-2450 ft.
T34N R31E S3 SW1/4.  48.7303 N, 107.6525 W; NAD 83, GPS reading.  
Grasslands with spikemoss. Phenology: flowering. 

Joseph L. M. Charboneau, 4977.  6/12/2011. 		RM 
_________________________________________________________________________

1238.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: N of Blount Cut Across, ca 8.5 air mi W of First Creek Reservoir, ca 27 air mi ESE of Zortman; ca 42.5 air mi SSW of Malta.  Elev. 2700-2710 ft.
T25N R29E S35 SW1/4.  47.873 N, 107.9612 W; NAD 83, GPS reading.  
Grasslands with fringed sage and spikemoss on clay soil. Phenology: flowering. 

Joseph L. M. Charboneau, 5049.  6/14/2011. 		RM 
_________________________________________________________________________

1239.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Meadows on south-facing slopes. Phenology: flowering. 

Joseph L. M. Charboneau, 5116.  6/15/2011. 		RM 
_________________________________________________________________________

1240.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: W of Midale Road, ca 4.5 air mi NNE of Veseth Reservoir, ca 28.5 air mi ENE of Zortman; ca 28 air mi SSW of Malta.  Elev. 2720-2730 ft.
T26N R28E S21 SE1/4.  47.9905 N, 108.1218 W; NAD 83, GPS reading.  
Grasslands with fringed sage, spikemoss, and scattered silver sagebrush. Phenology: flowering. 

Joseph L. M. Charboneau, 5189.  6/15/2011. 		RM 
_________________________________________________________________________

1241.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: Davidson Coulee, S of Alkali Road, ca 6 air mi NNW of West Alkali Reservoir, ca 9.5 air mi SW of Dodson; ca 13 air mi WSW of Malta.  Elev. 2440-2450 ft.
T29N R28E S8 NW1/4.  48.2897 N, 108.1246 W; NAD 83, GPS reading.  
Grasslands with scattered sagebrush on loamy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 5262.  6/15/2011. 		RM 
_________________________________________________________________________

1242.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Moist coulee bottoms and swales. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 5349.  6/19/2011. 		RM 
_________________________________________________________________________

1243.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Joseph L. M. Charboneau, 5415.  6/19/2011. 		RM 
_________________________________________________________________________

1244.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Near origin of Spring Creek, ca 8.5 air mi E of Laundry Hill, ca 25 air mi SSW of Opheim; ca 24 air mi N of Glasgow.  Elev. 2890-2920 ft.
T32N R39E S10 SE1/4.  48.5389 N, 106.6463 W; NAD 83, GPS reading.  
Porcupine grass (Hesperostipa curtiseta) grasslands on rolling hills with moist swales and slopes on loamy soil. Phenology: flowering. 

Joseph L. M. Charboneau, 5969.  6/27/2011. 		RM 
_________________________________________________________________________

1245.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Middle Fork Porcupine Creek, S of Baylor Road, ca 2 road mi E of Baylor, ca 14 air mi S of Opheim; ca 34 air mi NNE of Glasgow.  Elev. 2830-2840 ft.
T34N R40E S36 NW1/4.  48.663 N, 106.4326 W; NAD 83, GPS reading.  
Grasslands on loamy soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6016.  6/27/2011. 		RM 
_________________________________________________________________________

1246.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Silver sagebrush-grasslands on loamy soil on rolling hills with swales. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6369.  6/30/2011. 		RM 
_________________________________________________________________________

1247.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Kaminsky Hill and area to the N, ca 3.5 air mi N of the West Fork Poplar River, ca 12.5 air mi NE of Opheim; ca 57 air mi NNE of Glasgow.  Elev. 3030-3150 ft.
T37N R42E S16 W1/2; also S21 NW1/4.  48.9679 N, 106.1957 W to 48.9486 N, 106.193 W; NAD 83, GPS reading.  
Grasslands with shrubby cinquefoil and moist depressions on loamy soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6510.  7/2/2011. 		RM 
     with Josh Lamp
_________________________________________________________________________

1248.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Coulee bottom. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6708.  7/5/2011. 		RM 
_________________________________________________________________________

1249.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Phillips County: SW of Martin Lake, N of Turner Cutacross Road, ca 4 air mi W of Loring; ca 15 air mi WNW of Whitewater; ca 30 air mi NNW of Malta.  Elev. 2790-2800 ft.
T35N R29E S16 SW1/4.  48.7898 N, 107.9482 W; NAD 83, GPS reading.  
Grasslands with occasional silver sagebrush on loamy soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6814.  7/5/2011. 		RM 
_________________________________________________________________________

1250.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Valley County: Opheim Hills: Slaughter Coulee, ca 6.5 air mi NNE of Pikes Peak, ca 6.5 air mi WNW of Opheim; ca 48 air mi NNE of Glasgow.  Elev. 3120-3250 ft.
T36N R40E S18 NW1/4.  48.8777 N, 106.5374 W to 48.8812 N, 106.535 W; NAD 83, GPS reading.  
Swales and chokecherry-serviceberry-buffaloberry thickets. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 7163.  7/9/2011. 		RM 
_________________________________________________________________________

1251.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Shallow draw on butte in ponderosa pine forest. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 7493.  7/11/2011. 		RM 
_________________________________________________________________________

1252.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: N of Shire Gulch between De Beque Cutoff Road and Sunnyside Road, ca 7 air mi SSE of De Beque at the intersection of I-70 and De Beque Cutoff Road.  Elev. 5480-5920 ft.
T9S R97W S25 SW1/4; also NW1/4 NW1/4 S36.  39.2377 N, 108.1737 W; NAD 83, , GPS reading.  
Sagebrush meadow with scattered juniper. Phenology: flowering. 

Michael K. Kirkpatrick, 4850.  5/19/2011. 		RM 
_________________________________________________________________________

1253.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Colorado River Valley: mesas on either side of Little Horsethief Creek, S of Sunnyside Road, ca 3 air mi NW of Horsethief Mountain and ca 2 air mi SE of De Beque.  Elev. 5200-5800 ft.
T8S R97W S35; also T9S R97W S2 N1/2.  39.3091 N, 108.1887 W to 39.3011 N, 108.1807 W; NAD 83, , GPS reading.  
Sandy slopes and river bench below sandstone bluffs. Phenology: flowering & fruiting. 

Michael K. Kirkpatrick, 4992.  5/22/2011. 		RM 
_________________________________________________________________________

1254.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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. 5350-5500 ft.
T10S R97W S13 N1/2.  39.1928 N, 108.1656 W; NAD 83, , GPS reading.  
Sandy mesa with juniper, oak, and mountain shrubs. Phenology: flowering. 

Michael K. Kirkpatrick, 5098.  5/24/2011. 		RM 
_________________________________________________________________________

1255.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Michael K. Kirkpatrick, 5152.  5/26/2011. 		RM 
_________________________________________________________________________

1256.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering & fruiting. 

Michael K. Kirkpatrick, 5237.  5/29/2011. 		RM 
_________________________________________________________________________

1257.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Colorado River Valley: Anvil Points, below the Roan Cliffs, ca 7 air mi W of Rifle.  Elev. 5800-6750 ft.
T6S R94W S18.  39.5213 N, 107.928 W to 39.5259 N, 107.9268 W; NAD 83, , GPS reading.  
Clay-shale slopes above creek bed dominated by greasewood and shadscale. Phenology: flowering. 

Michael K. Kirkpatrick, 5402.  6/1/2011. 		RM 
_________________________________________________________________________

1258.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: side drainage of Alkali Creek, off of Forest Road 816 and County Road 342 (Silt-Collbran Road), ca 3 air mi N of Hightower Mountain and ca 16 air mi S of Silt.  Elev. 7600-7800 ft.
T8S R92W S35 NW1/4 SE1/4.  39.3153 N, 107.6333 W; NAD 83, , GPS reading.  
Sandy clay slopes with sagebrush, mountain shrubs, oak, and juniper. Phenology: flowering. 

Michael K. Kirkpatrick, 5613.  6/6/2011. 		RM 
_________________________________________________________________________

1259.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Eagle County: South slope and ridgeline of Horse Mountain, N of County Road 54, ca 6 air mi E of Castle Peak and ca 5 air mi NW of Wolcott.  Elev. 7800-7900 ft.
T3S R83W S32 NW1/4; also South1/2 SW1/4 S29 and SE1/4 SE1/4 S30.  39.7586 N, 106.7242 W to 39.751 N, 106.7178 W; NAD 83, , GPS reading.  
Rocky sandy-clay slopes and seeps with sagebrush, juniper, and snowberry. Phenology: flowering. 

Michael K. Kirkpatrick, 5691.  6/8/2011. 		RM 
_________________________________________________________________________

1260.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Garfield County: Sawatch Range: east side of County Road 120 (Hubbard Cave Road), S of Lookout Mountain and ca 1/4 air mi N of County Road 115 (Red Canyon Road), ca 3.5 air mi ESE of Glenwood Springs from the junction of Colo Hwy 82 and I-70.  Elev. 7100 ft.
T6S R88W S19 SW1/4.  39.5192 N, 107.2641 W; NAD 83, , GPS reading.  
Pinyon-juniper woodland on rolling cobbly, sandy hills with sagebrush and mountain shrubs. Phenology: flowering & fruiting. 

Michael K. Kirkpatrick, 5931.  6/13/2011. 		RM 
_________________________________________________________________________

1261.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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, 71400.  5/29/2007. 		USFS 	Barcode: USFS0048142
_________________________________________________________________________

1262.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along Robertson Draw at the intersection of Forest roads 2008 and 2009 ca 1-1.5 air mi N of Wyoming, ca 11.5 air mi S of Red Lodge.  Elev. 6320-6600 ft.
T9S R20E S28 NE1/4.  45.0191 N, 109.2578 W; NAD 83, , GPS Reading.  
Gravelly, stony (granitic) slope in a burn. Phenology: flowering. 

B. E. Nelson, 71787.  6/2/2007. 		USFS 	Barcode: USFS0048141
     with Emily Elliott
_________________________________________________________________________

1263.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 81.5, ca 3 air mi S of Beshoar.  Elev. 6000 ft.
T33S R63W S12.  37.1854 N, 104.4029 W.  
Railroad right-of-way. Phenology: flowering. 

Ronald L. Hartman, 64114.  5/12/1999. 		RM 
_________________________________________________________________________

1264.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along West Red Lodge Creek, ca 11.5 air mi NW of Red Lodge.  Elev. 5840-7140 ft.
T7S R18E S2 SW1/4; also E1/2 S10.  45.236 N, 109.4888 W; WGS 84, , GPS Reading.  
Mixed conifer forest into open meadows, along stream. Phenology: flowering. 

Emily Elliott, 1821.  6/15/2007. 		USFS 	Barcode: USFS0047294
_________________________________________________________________________

1265.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: North Fork Encampment River, ca 3.5 air mi WSW of Encampment.  Elev. 8000 ft.
T14N R84W S9.  
Open sagebrush meadow, with Erysimum capitatum. Very few. Phenology: flowering. 

Roger L. Williams, 1517.  6/16/2008. 		RM 960211	Barcode: RM0215116
_________________________________________________________________________

1266.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Ashbough Canyon, ca 4.5 air mi E of I-15, ca 29 air mi S of Dillon; ca 25 air mi NW of Monida.  Elev. 6460-6870 ft.
T12S R9W S10 South1/2 NE1/4; also S11 South1/2 NW1/4.  44.8049 N, 112.6803 W to 44.8059 N, 112.6709 W; NAD 83, , GPS reading.  
Grassy slopes with scattered sagebrush. Phenology: flowering. 

Emma E. Freeland, 257.  6/6/2012. 		RM 
_________________________________________________________________________

1267.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Centennial Valley: ca 8.5 air mi N of Idaho, ca 50 air mi SE of Dillon.  Elev. 6630-6780 ft.
T13S R3W S26.  44.6777 N, 111.9375 W to 44.6812 N, 111.9378 W; NAD 83, , GPS reading.  
West-facing sagebrush grassland slopes. Phenology: flowering. 

Emma E. Freeland, 302.  6/8/2012. 		RM 
_________________________________________________________________________

1268.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Gravelly Range: Elk Lake, ca 12 air mi ENE of Lakeview; ca 48 air mi S of Ennis.  Elev. 7040 ft.
T13S R1E S29 E1/2.  44.6697 N, 111.6347 W to 44.6736 N, 111.6351 W; NAD 83, , GPS reading.  
Sagebrush hills. Phenology: flowering. 

Emma E. Freeland, 353.  6/8/2012. 		USFS 
_________________________________________________________________________

1269.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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.  
Sagebrush grassland opening in a Douglas fir and Rocky Mountain juniper forest. Phenology: flowering. 

Emma E. Freeland, 426.  6/11/2012. 		RM 
_________________________________________________________________________

1270.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Valley: Cameron Bench, ca 4 air mi E of McAtee bridge, ca 26 air mi SSE of Ennis.  Elev. 5880 ft.
T8S R1E S34 SW1/4.  45.0889 N, 111.5946 W; NAD 83, , GPS reading.  
Flat grassland on a bench at the base of steep mountains. Phenology: flowering. 

Emma E. Freeland, 493.  6/11/2012. 		RM 
_________________________________________________________________________

1271.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Taylor Hilgard Unit: Indian Creek, ca 6-7 air mi SW of Sphinx Mountain, ca 20 air mi SSE of Ennis.  Elev. 6100-6200 ft.
T8S R1E S36 NW1/4.  45.1006 N, 111.5714 W to 45.1012 N, 111.5654 W; NAD 83, , GPS reading.  
Sagebrush grasslands with scattered limber pine and Rocky Mountain juniper. Phenology: flowering. 

Emma E. Freeland, 554.  6/11/2012. 		USFS 
_________________________________________________________________________

1272.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Ruby Range: Cottonwood Creek, ca 4 air mi WSW of Ruby River Reservoir, ca 20 air mi S of Sheridan.  Elev. 6600-6640 ft.
T7S R5W S33 N1/2.  45.1862 N, 112.2252 W; NAD 83, , GPS reading.  
Flat sagebrush grasslands at top of a low ridge, with scattered sagebrush and scattered limber pine. Phenology: flowering. 

Emma E. Freeland, 603.  6/13/2012. 		RM 
_________________________________________________________________________

1273.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Snowcrest Range: Lewis Creek and Badger Creek, ca 20 air mi S of Virginia City, ca 0.5-2.5 air mi W of Vigilante Station.  Elev. 6170-6430 ft.
T9S R3W S28; also S33.  45.0147 N, 111.9745 W to 45.0174 N, 111.9663 W; NAD 83, , GPS reading.  
Gently sloping sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 745.  6/15/2012. 		USFS 
_________________________________________________________________________

1274.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Blacktail Valley: Blacktail Deer Creek, ca 18 air mi N of Lima Reservoir, ca 33 air mi SE of Dillon.  Elev. 6420-6670 ft.
T11S R6W S5 SE1/4.  44.9038 N, 112.3527 W to 44.9011 N, 112.3555 W; NAD 83, , GPS reading.  
East facing slopes with Artemisia tridentata and Symphoricarpos. Phenology: flowering. 

Emma E. Freeland, 823.  6/16/2012. 		RM 
_________________________________________________________________________

1275.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Gravelly Range: Johnny Gulch, ca 7.5 air mi WSW of McAtee Bridge, ca 20 air mi SSW of Ennis.  Elev. 6985 ft.
T9S R2W S12 NE1/4.  45.0662 N, 111.7782 W; NAD 83, , GPS reading.  
Sagebrush grasslands on low slopes near a creek. Phenology: flowering. 

Emma E. Freeland, 971.  6/19/2012. 		USFS 
_________________________________________________________________________

1276.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mine Peak, ca 1.5-3 air mi ENE of Lonesome Peak, ca 43 air mi SE of Butte.  Elev. 6800-8100 ft.
T3S R3W S22.  45.5602 N, 111.9716 W to 45.5599 N, 111.9598 W; NAD 83, , GPS reading.  
Sagebrush grasslands with occasional Douglas fir. Phenology: flowering. 

Emma E. Freeland, 1331.  6/23/2012. 		RM 
     with Justine Modica
_________________________________________________________________________

1277.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Eastern Centennial Mountains: Centennial Mountains Wilderness Study Area: Corral Creek and tributaries of Hell Roaring Creek, ca 6-8.5 air mi ESE of Upper Red Rock Lake, ca 26 air mi WSW of West Yellowstone.  Elev. 7120-7320 ft.
T14S R1E S27.  44.5914 N, 111.5829 W; NAD 83, , GPS reading.  
Lower slopes in a Douglas fir forest. Phenology: flowering. 

Emma E. Freeland, 1525.  7/1/2012. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

1278.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Trail Creek, ca 2.5-4 air mi E of Ennis Lake, ca 10 air mi NE of Ennis.  Elev. 7760 ft.
T4S R1E S27.  45.4552 N, 111.5973 W to 45.457 N, 111.5949 W; NAD 83, , GPS reading.  
Open Douglas fir woodland at a gentle ridge top. Phenology: flowering & fruiting. 

Emma E. Freeland, 1777.  7/6/2012. 		RM 
_________________________________________________________________________

1279.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Papoose Creek, ca 6-7.5 air mi S of Finger Mountain, ca 33 air mi SE of Ennis.  Elev. 6620-6970 ft.
T11S R1E S1.  44.9053 N, 111.5543 W to 44.9047 N, 111.5414 W; NAD 83, , GPS reading.  
Gentle slopes of sagebrush steppe with occasional Douglas fir. Phenology: flowering & fruiting. 

Emma E. Freeland, 1961.  7/7/2012. 		RM 
_________________________________________________________________________

1280.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Vernal Mesa: area N of Jones Draw, ca 9 air mi ENE of Montrose.  Elev. 7650-7840 ft.
T50N R8W S35 SW1/4; also S36 SE1/4.  38.5494 N, 107.7246 W; NAD 83, , GPS reading.  
Opening in pinyon/juniper woodland. Phenology: flowering. 

Lori E. Brummer, 7549.  5/13/2012. 		RM 
_________________________________________________________________________

1281.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: near terminus of eastern-most fork of North End or Forest Road 3124 in and around Mitchell Draw near Lena Spring Number 2, ca 3.5 air mi N of Reva Gap, ca 17.5 air mi E of Buffalo.  Elev. 3360-3560 ft.
T19N R8E S30.  45.5894 N, 103.1872 W; NAD 83, , GPS reading.  
Sandy, rocky slope above hardwood draw. Phenology: flowering. 

Hans Hallman, 442.  6/14/2009. 		USFS 888539	Barcode: USFS0057374
     with Grace Kostel, B. E. Nelson
_________________________________________________________________________

1282.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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 45.135 N, 104.4154 W; NAD 83, , GPS reading.  
Meadow. Phenology: flowering. 

B. E. Nelson, 76878.  6/8/2009. 		USFS 888597	Barcode: USFS0057314
     with Hans Hallman
_________________________________________________________________________

1283.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Northwest end of Antelope Flat, ca 3 air mi N of the Red Rock River, ca 5 air mi NE of Lima; ca 37 air mi S of Dillon.  Elev. 6500-6650 ft.
T13S R8W S24 NW1/4.  44.6935 N, 112.5233 W to 44.6938 N, 112.5318 W; NAD 83, , GPS reading.  
Sagebrush patches on cobblestone slopes. Phenology: flowering. 

B. E. Nelson, 84460.  6/6/2012. 		RM 
     with Emma E. Freeland
_________________________________________________________________________

1284.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: slopes N of upper Elbow Creek, 13.3 air mi ESE of Challis.  Elev. 7337 ft.
T13N R21E S10.  44.46638 N, -113.96724 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic shrub-steppe vegetation; 11° slope, ESE aspect; volcaniclastic geology. 1-25 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 1685.  6/30/2010. 		RM 
_________________________________________________________________________

1285.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: foothills E of Dickey Peak, 24.8 air mi NNW of Mackay.  Elev. 8306 ft.
T11N R22E S34.  44.23515 N, -113.8379 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic shrub-steppe vegetation; 10° slope, ESE aspect; alluvial geology. 1-25 individuals apparent. Phenology: flowering & fruiting. 

Joshua J. Irwin, 2538.  7/22/2010. 		RM 
     with Craig Scott
_________________________________________________________________________

1286.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: large, old landslide on the north side of Williams Lake, 11.5 air mi SSW of Salmon.  Elev. 5612 ft.
T20N R21E S33.  45.02308 N, -113.98515 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic mountain mahogany vegetation; 8° slope, SE aspect; alluvial geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 791.  6/9/2010. 		RM 
     with Wendy Irwin
_________________________________________________________________________

1287.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: ridgetop SW of Stein Mountain near the summit, 6.3 air mi ENE of North Fork.  Elev. 8003 ft.
T25N R22E S32.  45.45587 N, -113.88581 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic shrub-steppe vegetation; 12° slope, WSW aspect; feldspathic metasandstone geology. 1-25 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 2174.  7/14/2010. 		RM 
     with Wendy Irwin
_________________________________________________________________________

1288.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: North Fork Salmon River: foothills on the east side of the confluence of Hughes Creek and North Fork Salmon River, 5.9 air mi N of North Fork.  Elev. 4300 ft.
T25N R21E S16.  45.49077 N, -113.98179 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic ponderosa vegetation; 15° slope, SE aspect; meta-feldspathic arenite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 379.  5/29/2010. 		RM 
_________________________________________________________________________

1289.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Lemhi Range: McDevitt Creek Road, ca 1 air mi W of Ida Hwy 28, 0.1-1.2 air mi N of McDevitt Creek.  Elev. 5064-5249 ft.
T19N R23E S31 N1/8; also S30.  44.9334 N, 113.6583 W to 44.9407 N, 113.6622 W; NAD 83, , GPS reading.  
Slopes with sagebrush, ravines, and rims of washes. Phenology: flowering. 

Ronald L. Hartman, 89627.  5/20/2010. 		RM 
_________________________________________________________________________

1290.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Fenster Creek, 2 air mi SW of Carmen on U.S. Hwy 93 N of Salmon.  Elev. 4100-4650 ft.
T22N R21E S24; also SW1/4 S13.  45.2286 N, 113.9246 W to 45.2308 N, 113.9303 W; NAD 83, , GPS reading.  
Creek side and steep slopes. Phenology: flowering. 

Ronald L. Hartman, 89918.  5/25/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

1291.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Dana Ridge, ca 7 road mi E on Rattlesnake Pass or County Road 400 from Wyo Hwy 130; ca 9 air mi SE of Walcott Junction.  Elev. 6940-7500 ft.
T20N R83W S24; also T20N R82W S19.  41.693 N, 106.6787 W.  
Sandstone ridge with sagebrush draws. Phenology: fruiting. 

Amy J. Roderick, 749.  6/16/1997. 		RM 667062	Barcode: RM0153527
_________________________________________________________________________

1292.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Butte County: Big Lost River Valley: ca 3 air mi ENE of Moore at the base of the Lost River Range.  Elev. 5800-5830 ft.
T5N R6E S24 E1/4.  43 45.187' N, 113 18.847' W to 43 44.77' N, 113 18.648' W; NAD 83, , GPS reading.  
Sagebrush-grassland below limestone outcrop; northern portion disturbed and planted in crested wheatgrass with natives persisting; terrain level to undulating Phenology: flowering. 

Ronald L. Hartman, 91106.  6/7/2011. 		RM 
     with Emma E. Stewart
_________________________________________________________________________

1293.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Butte County: Deadman Flat, ca 9 air mi E of Arco.  Elev. 5300-5370 ft.
T4N R28E S28.  43 38.761' N, 113 7.533' W; NAD 83, , GPS reading.  
Juniperus osteosperma, Artemisia tridentata, and Cercocarpus ledifolius. Phenology: flowering. 

Ronald L. Hartman, 91288.  6/9/2011. 		RM 
     with Emma E. Stewart
_________________________________________________________________________

1294.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Beaverhead Valley: low hills on east side of Beaverhead River, ca 1.5 air mi E of Clark Canyon Reservoir, ca 19 air mi SW of Dillon.  Elev. 5990 ft.
T10S R10W S10 SW1/4.  44.9749 N, 112.8212 W; NAD 83, , GPS reading.  
Dry, rocky drainage in sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 4367.  5/23/2013. 		RM 
_________________________________________________________________________

1295.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison River: West Fork Campground area, ca 33 air mi S of Ennis, ca 14 air mi E of Black Butte.  Elev. 5900-5920 ft.
T11S R1E S11 SW1/4 SW1/4.  44.8863 N, 111.5761 W to 44.8828 N, 111.5757 W; NAD 83, , GPS reading.  
Sagebrush grasslands with occasional Juniperus scopulorum and Pseudotsuga menziesii. Phenology: flowering. 

Emma E. Freeland, 4545.  5/29/2013. 		RM 
_________________________________________________________________________

1296.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Cliff Lake and Wade Lake region, ca 40 air mi SSE of Ennis, ca 16 air mi SE of Black Butte.  Elev. 6220-6440 ft.
T12S R1E S13 NW1/4.  44.7936 N, 111.5575 W; NAD 83, , GPS reading.  
Rocky sagebrush grasslands at edge of a Pseudotsuga menziesii forest. Phenology: flowering. 

Emma E. Freeland, 4630.  5/29/2013. 		RM 
_________________________________________________________________________

1297.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison River and foothills of Gravelly Range: ca 21 air mi S of Ennis, ca 13 air mi NE of Black Butte, ca 1 air mi SW of BLM Ruby Creek Campground.  Elev. 5700 ft.
T9S R1W S13 W1/2.  45.0542 N, 111.6777 W; NAD 83, , GPS reading.  
Grasslands on east-facing slopes. Phenology: flowering. 

Emma E. Freeland, 4709.  5/30/2013. 		RM 
_________________________________________________________________________

1298.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Greenhorn Range: Browns Gulch, ca 1.5 air mi W of Virginia City; ca 34 air mi ENE of Dillon.  Elev. 5800-6200 ft.
T6S R3W S28 NW1/4.  45.2895 N, 111.9789 W to 45.2858 N, 111.9841 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 4749.  5/30/2013. 		RM 
_________________________________________________________________________

1299.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Sweetwater Creek, ca 24 air mi ESE of Dillon, ca 9 air mi S of Ruby River Reservoir.  Elev. 6240-6440 ft.
T9S R5W S2 N1/2.  45.0851 N, 112.1839 W; NAD 83, , GPS reading.  
Steep, grassy slopes in a dry draw. Phenology: flowering. 

Emma E. Freeland, 4796.  6/2/2013. 		RM 
_________________________________________________________________________

1300.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Southern foothills of Tobacco Root Mountains: Alder Gulch, ca 5 air mi NW of Virginia City, ca 7 air mi NNE of Ruby River Reservoir, along Mont Hwy 287.  Elev. 5700 ft.
T6S R4W S12 SE1/4.  45.3266 N, 112.0337 W; NAD 83, , GPS reading.  
Grasslands just below a ridge. Phenology: flowering. 

Emma E. Freeland, 4855.  6/2/2013. 		RM 
_________________________________________________________________________

1301.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Gravelly Range: Wall Creek, ca 23 air mi S of Ennis, ca 11 air mi NE of Black Butte.  Elev. 6090-6380 ft.
T9S R1W S27 W1/2.  45.0233 N, 111.7093 W; NAD 83, , GPS reading.  
Rocky knoll in a grassland with occasional Pinus flexilis and Pseudotsuga menziesii. Phenology: flowering. 

Emma E. Freeland, 4906.  6/3/2013. 		RM 
_________________________________________________________________________

1302.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Gravelly Range: West Fork Madison River, around Landon Camp, ca 10 air mi N of Lakeview, ca 12 air mi SSE of Black Butte.  Elev. 7020 ft.
T12S R1W S31 SE1/4.  44.7426 N, 111.7638 W to 44.7421 N, 111.7628 W; NAD 83, , GPS reading.  
Rocky sagebrush grasslands. Phenology: flowering & fruiting. 

Emma E. Freeland, 5030.  6/7/2013. 		RM 
_________________________________________________________________________

1303.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Eastern Centennial Mountains: Red Rock Pass, ca 14 air mi E of Lakeview, ca 2.5 air mi NW of Mount Jefferson.  Elev. 7120-7260 ft.
T14S R2E S19 South1/2.  44.595 N, 111.5284 W to 44.5977 N, 111.5345 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 5109.  6/7/2013. 		RM 
_________________________________________________________________________

1304.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Taylor Hilgard Unit: Middle Fork Sun Creek, ca 3 air mi E of Hilgard Peak, ca 31 air mi SSE of Ennis.  Elev. 7200-7240 ft.
T10S R2E S31.  44.9187 N, 111.5277 W to 44.9216 N, 111.5299 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 5148.  6/8/2013. 		RM 
_________________________________________________________________________

1305.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 4 air mi N of I-80 on both sides of Wyo Hwy 412.  Elev. 6780-6820 ft.
T17N R115W S35.  41.4122 N, 110.3753 W; uncertainty 1 mi..  
Clay soils on semi-barren slopes. Phenology: flowering. 

C. H. Refsdal, 192.  5/19/1994. 		RM 663102	Barcode: RM0153517
     with Duane Atwood
_________________________________________________________________________

1306.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Sage Creek-White Hills: ca 26 air mi S of Dillon, ca 16 air mi ESE of Clark Canyon Reservoir.  Elev. 6940-7060 ft.
T11S R8W S26.  44.8484 N, 112.5364 W to 44.8487 N, 112.5339 W; NAD 83, , GPS reading.  
Sagebrush grasslands on rolling hills. Phenology: flowering. 

Emma E. Freeland, 5249.  6/11/2013. 		RM 
_________________________________________________________________________

1307.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Snowcrest Range: West Fork Blacktail Deer Creek and unnamed ridge S of Antone Peak, ca 37 air mi SE of Dillon, ca 4-6 air mi SW of Antone Peak.  Elev. 7460-7500 ft.
T12S R5W S31.  44.751 N, 112.2665 W to 44.7489 N, 112.2672 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 5449.  6/13/2013. 		RM 
_________________________________________________________________________

1308.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Taylor Hilgard Unit of Lee Metcalf Wilderness: North Fork Bear Creek and Cameron Creek, ca 3-5 air mi NW of Sphinx Mountain, ca 14-15 air mi SE of Ennis.  Elev. 6500-6740 ft.
T7S R1E S36.  45.1804 N, 111.5453 W to 45.1769 N, 111.5488 W; NAD 83, , GPS reading.  
Grasslands along a trail. Phenology: flowering. 

Emma E. Freeland, 5500.  6/15/2013. 		RM 
_________________________________________________________________________

1309.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Gravelly Range: along Gravelly Range Road (Forest Road 292), ca 18 air mi N of Black Butte, ca 14 air mi SSW of Ennis.  Elev. 7290-7320 ft.
T8S R2W S11 NE1/4.  45.1559 N, 111.8017 W to 45.1561 N, 111.8054 W; NAD 83, , GPS reading.  
Grasslands with occasional Pseudotsuga menziesii and Pinus flexilis. Phenology: flowering. 

Emma E. Freeland, 5607.  6/16/2013. 		RM 
_________________________________________________________________________

1310.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Harris Creek, ca 14-15 air mi WNW of Ennis, ca 6 air mi SW of South Baldy Mountain.  Elev. 6600 ft.
T5S R3W S7.  45.4081 N, 112.0196 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 5801.  6/18/2013. 		RM 
_________________________________________________________________________

1311.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Snowcrest Range: Ledford Creek, ca 16-18 air mi S of Ruby River Reservoir, ca 30 air mi SE of Dillon.  Elev. 7030 ft.
T10S R4W S29 NE1/4 NE1/4.  44.9396 N, 112.1095 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 5842.  6/19/2013. 		RM 
_________________________________________________________________________

1312.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Snowcrest Range: Divide Creek and Pocket Creek, along Forest Road 100, ca 4.5 air mi N of Forest Boundary, ca 7-8 air mi E of Antone Peak, ca 34 air mi S of Virginia City.  Elev. 7280-7440 ft.
T12S R4W S12 SE1/4.  44.8027 N, 112.0265 W to 44.8045 N, 112.028 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: flowering. 

Emma E. Freeland, 5960.  6/23/2013. 		RM 
_________________________________________________________________________

1313.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Centennial Valley: Sand Creek, ca 4 air mi N of Idaho, ca 12 air mi S of Antone Peak, at junction of County Road 509 and BLM Road 1805.  Elev. 6700 ft.
T14S R4W S19 SW1/4.  44.5971 N, 112.1447 W to 44.5987 N, 112.1451 W; NAD 83, , GPS reading.  
Sagebrush grasslands on flat ground. Phenology: flowering & fruiting. 

Emma E. Freeland, 6048a.  6/24/2013. 		RM 
_________________________________________________________________________

1314.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Western Centennial Mountains: Bean Creek, ca 3 air mi N of Idaho, ca 10 air mi W of Lakeview.  Elev. 6900-7040 ft.
T14S R3W S30.  44.5806 N, 112.0217 W to 44.5812 N, 112.0219 W; NAD 83, , GPS reading.  
Sagebrush steppe. Phenology: flowering & fruiting. 

Emma E. Freeland, 6109.  6/24/2013. 		RM 
_________________________________________________________________________

1315.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek, ca 19 air mi W of South Baldy Mountain, ca 18 air mi NW of Ennis.  Elev. 6530 ft.
T4S R4W S23 NW1/4 NW1/4.  45.478 N, 112.0666 W to 45.4784 N, 112.0692 W; NAD 83, , GPS reading.  
Open mixed conifer woodland near a campground. Phenology: flowering. 

Emma E. Freeland, 6333.  6/28/2013. 		RM 
_________________________________________________________________________

1316.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek to Rock Creek Lake, ca 10-11 air mi S of Whitehall, ca 2-3 air mi NNE of Manhead Mountain.  Elev. 5870-5910 ft.
T1S R4W S34.  45.7082 N, 112.0881 W to 45.7087 N, 112.0866 W; NAD 83, , GPS reading.  
Disturbed grasslands around a trailhead parking lot. Phenology: fruiting. 

Emma E. Freeland, 6488.  6/29/2013. 		RM 
_________________________________________________________________________

1317.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Spanish Peaks Unit: Mill Creek to headwaters of Jourdain Creek, ca 6-7 air mi N of Fan Mountain, ca 9-11 air mi ENE of Ennis.  Elev. 8190-8390 ft.
T5S R1E S24 N1/2; also South1/2 S13.  45.3933 N, 111.5538 W to 45.3951 N, 111.551 W; NAD 83, , GPS reading.  
Grasslands on gentle slopes. Phenology: flowering. 

Emma E. Freeland, 6710.  7/6/2013. 		RM 
_________________________________________________________________________

1318.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Montana, Beaverhead County: Foothills of the Snowcrest Range: Blacktail State Wildlife Management Area: East Fork Blacktail Deer Creek, ca 10 air mi NW of Antone Peak, ca 27 air mi SE of Dillon.  Elev. 7140-7360 ft.
T11S R6W S1.  44.9072 N, 112.2757 W to 44.9094 N, 112.2773 W; NAD 83, , GPS reading.  
Grasslands on flats at the top of a broad ridge. Phenology: fruiting. 

Emma E. Freeland, 6990.  7/17/2013. 		RM 
_________________________________________________________________________

1319.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: west end of the mesa along Horsethief Creek on V or Sunnyside Road, ca 2.5 air mi SE of De Beque.  Elev. 5100-5635 ft.
T8S R97W S36 SW1/4.  39.3157 N, 108.1732 W; NAD 83, , GPS reading.  
Clay and sandy clay slopes below sandstone cliffs, with juniper and sagebrush. Phenology: flowering. 

B. E. Nelson, 79085.  5/3/2010. 		USFS 	Barcode: USFS0061380
     with Ronald. L. Hartman, Johnny Proctor, Lori E. Brummer, Michael K. Kirkpatrick, Josh Irwin
_________________________________________________________________________

1320.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Montrose County: Dry Creek Basin: mesatop NE of East Fork Dry Creek, 0.3 road mi NW of Colo Hwy 90 on Rim Road, then 0.2 mi SE on spur near canyon rim, ca 12 air mi SW of Montrose.  Elev. 8000-8010 ft.
T47N R10W S35 SW1/4.  38.3688 N, 108.058 W to 38.3697 N, 108.056 W; NAD 83, , GPS reading.  
Pinyon/juniper forest on mesatop. Phenology: flowering. 

Lori E. Brummer, 253.  6/6/2010. 		RM 
_________________________________________________________________________

1321.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Colorado, Mesa County: Plateau Valley: lower north slopes of Indian Peak, ca 25 air mi NE of Grand Junction.  Elev. 5240-5640 ft.
T10S R96W S8 N1/2.  39.2072 N, 108.1284 W to 39.2003 N, 108.1398 W; NAD 83, , GPS reading.  
Scattered juniper and desert grassland on clay hills with sandstone outcrops. Phenology: flowering. 

Lori E. Brummer, 3245.  5/27/2011. 		RM 
_________________________________________________________________________

1322.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Ca 6 mi SE of Huntley.  Elev. 4400 ft.
41 51.4' N, 104 4.7' W; unknown, , GPS reading.  
Chalky outcrop, with Eremogone hookeri and Viola. Flowers white. Phenology: flowering. 

Robert D. Dorn, 10998.  5/28/2014. 		RM 921775	Barcode: RM0079812
_________________________________________________________________________

1323.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Goshen County: Ca 13 mi W of Lingle along Deer Creek Road.  Elev. 4700 ft.
42 7' N, 104 36.4' W; unknown, , GPS reading.  
Sandy bank, with Ipomopsis and Artemisia. Flowers cream. Phenology: flowering. 

Robert D. Dorn, 11077.  6/9/2014. 		RM 921446	Barcode: RM0079942
_________________________________________________________________________

1324.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Platte County: Ca 6 mi NW of Wheatland.  Elev. 4700 ft.
42 6.2' N, 105 6.7' W; unknown, , GPS reading.  
Chalky outcrop, with Hymenopappus and Cryptantha. Flowers cream. Phenology: flowering. 

Robert D. Dorn, 11089.  6/9/2014. 		RM 921459	Barcode: RM0079941
_________________________________________________________________________

1325.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 16 air mi S of Evanston; ca 3.9 road mi W on Chalk Creek Road from the junction of Wyo Hwy 150 with Chalk Creek Road on south side of road.  Elev. 7300-7400 ft.
T12N R120W S9.  41.0325 N, 110.9572 W; uncertainty 1 mi..  
Ridgetop and slopes; alternating sandy and clay soils. Phenology: flowering. 

C. H. Refsdal, 356.  5/30/1994. 		RM 663101	Barcode: RM0153518
_________________________________________________________________________

1326.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Frank Church - River of No Return Wilderness: Nez Perce Pass: ca 1 mi on Forest Trail 16, ca 26 air mi SSW of Darby, MT.  Elev. 6529-6930 ft.
45 43.002' N, 114 30.163' W to 45 42.415' N, 114 29.772' W: GPS reading.  
Subalpine hillside, dry meadow. Phenology: flowering. 

Georgia G. Thomas, 770.  7/11/2013. 		RM 
_________________________________________________________________________

1327.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Red Rim, level ridgetop overlooking canyon near Lander.  Elev. 7200 ft.
T31N R99W S25 SW1/4 of SW1/4.  42.6292 N, 108.6102 W; uncertainty 0.25 mi..  
Level ridgetop. Phenology: flowering. 

C. H. Refsdal, 60.  5/18/1993. 		RM 662905	Barcode: RM0153695
_________________________________________________________________________

1328.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Cedar Mountain, ca 8 air mi NW of McKinnon; on both sides of Cedar Mountain Rim Road at second switchback climbing east flank of the mountain.  Elev. 7900-7980 ft.
T14N R111W S20 NW1/4.  41.1836 N, 109.9581 W; uncertainty .5 mi., Digital Map.  
Steep sagebrush slopes; aspen grove. Phenology: flowering & fruiting. 

C. H. Refsdal, 668.  6/11/1994. 		RM 663215	Barcode: RM0154523
     with R. H. Lathrop
_________________________________________________________________________

1329.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Cedar Mountain, ca 5 air mi NW of McKinnon; ca 4.1 road mi W of the junction of Cedar Mountain Rim Road with Turtle Bluff Rim Road.  Elev. 8520-8550 ft.
T13N R112W S22 NW1/4; also NE1/4 S21.  41.093 N, 110.0282 W; uncertainty 1 mi..  
Semi-barren, windswept ridgetop. Phenology: flowering & fruiting. 

C. H. Refsdal, 711.  6/11/1994. 		RM 663216	Barcode: RM0154522
     with R. H. Lathrop
_________________________________________________________________________

1330.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Middle Fork Clearwater Wild and Scenic River: Race Creek Trail Head: along Selway River, ca 3 mi upriver from Race Creek along Forest Trail 4, above Balinger Rapids, ca 23 mi NNE of Elk City.  Elev. 1854 ft.
46 04.770' N, 115 09.071' W.  
Rocky, open, Pinus ponderosa dominated streamside slope.   Phenology: flowering & fruiting. 

Georgia G. Thomas, 2489.  5/27/2014. 		RM 
_________________________________________________________________________

1331.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Middle Fork Clearwater Wild and Scenic River: Paradise Guard Station: ca 2 mi on Forest Trail 4 along Selway River, ca 30 air mi WSW of Darby, MT.  Elev. 3024-3028 ft.
45 52.118' N, 114 45.397' W to 45 52.893' N, 114 47.740' W; GPS reading.  
Open cliffsides, apprroximately 200 feet above river with Pinus ponderosa and Pseudotsuga menziesii. Phenology: flowering. 

Georgia G. Thomas, 2667.  6/3/2014. 		RM 
_________________________________________________________________________

1332.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Paradise Guard Station: ca 3 mi on Forest Trail 24 along White Cap Creek, ca 25 air mi WSW of Darby, MT.  Elev. 3529 ft.
45 52.896' N, 114 39.342' W; GPS reading.  
Sunny steep hillside above river dominated by an open Pinus ponderosa forest. Phenology: flowering. 

Georgia G. Thomas, 2829.  6/3/2014. 		RM 
_________________________________________________________________________

1333.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Paradise Guard Station: ca 3 mi on Forest Trail 24 along White Cap Creek, ca 25 air mi WSW of Darby, MT.  Elev. 3529 ft.
45 52.896' N, 114 39.342' W; GPS reading.  
Sunny steep hillside above river dominated by an open Pinus ponderosa forest. Phenology: flowering. 

Georgia G. Thomas, 2831b.  6/3/2014. 		RM 
_________________________________________________________________________

1334.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Indian Creek Campground: ca 2 mi on Forest Trail 10, Indian Creek Ridge Trail, ca 31 air mi SW of Darby, MT.  Elev. 5872 ft.
45 47.745' N, 114 44.086' W; GPS reading.  
Mixed coniferous forest, ridgeline, Pseudotsuga menziesii and Abies grandis. Phenology: flowering. 

Georgia G. Thomas, 2894.  6/4/2014. 		RM 
_________________________________________________________________________

1335.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Indian Creek Campground: ca 2 mi on Forest Trail 10, Indian Creek Ridge Trail, ca 31 air mi SW of Darby, MT.  Elev. 5019 ft.
45 47.445' N, 114 45.349' W to 45 47.659' N, 114 44.939' W; GPS reading.  
South-facing open ponderosa pine hillside. Phenology: flowering. 

Georgia G. Thomas, 2931.  6/4/2014. 		RM 
_________________________________________________________________________

1336.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway-Bitterroot Wilderness: Moose Creek Ranger Station: ca 1 mi on Forest Trail 430 to Freeman Peak, ca 54-55 air mi ESE of Kamiah.  Elev. 4103-4622 ft.
46 07.673' N, 114 53.537' W to 46 07.776' N, 114 52.734' W; GPS reading.  
Open slope. Phenology: flowering & fruiting. 

Georgia G. Thomas, 3606.  6/22/2014. 		RM 
_________________________________________________________________________

1337.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Frank Church - River of No Return Wilderness: Kim Creek Saddle: ca 2 air mi on Forest Trail 26, ca 36-38 air mi SW of Darby, MT.  Elev. 5796-5896 ft.
45 40.358' N, 114 46.452' W to 45 41.791' N, 114 45.240' W; GPS reading.  
Mixed coniferous forest. Phenology: flowering. 

Georgia G. Thomas, 3682.  7/2/2014. 		RM 
_________________________________________________________________________

1338.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Paradise Guard Station to Bad Luck Mountain: ca 2 mi on Forest Trail 52, ca 28 air mi WSW of Darby, MT.  Elev. 4110-5061 ft.
45 52.449' N , 114 44.216' W to 45 52.998' N, 114 44.096' W; GPS reading.  
Mixed coniferous forest including ponderosa pine. Phenology: flowering. 

Georgia G. Thomas, 3832.  7/1/2014. 		RM 
_________________________________________________________________________

1339.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Bad Luck Mountain: ca 4 mi on Forest Trail 52, ca 28 air mi WSW of Darby, MT.  Elev. 5218 ft.
45 53.415' N, 114 43.338' W; GPS reading.  
Rocky hillside. Phenology: flowering & fruiting. 

Georgia G. Thomas, 3862.  7/1/2014. 		RM 
_________________________________________________________________________

1340.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway-Bitterroot Wilderness: Shearer Guard Station: Goat Ridge, ca 3 mi on Forest Trail 526, ca 28.5 air mi ENE of Elk City.  Elev. 4214-5759 ft.
45 58.923' N, 114 52.031' W to 45 57.893' N, 114 53.446' W; GPS reading.  
Mixed coniferous forest. Phenology: flowering & fruiting. 

Georgia G. Thomas, 4308.  7/15/2014. 		RM 
_________________________________________________________________________

1341.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

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: flowering. 

Ronald L. Hartman, 45352.  5/24/1994. 		 
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

1342.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 0.5 to 1 air mi N of Henrys Fork W of County Road 1 on lower southeast slopes of Cedar Mountain, ca 40 air mi SW of Green River; ca 11 air mi NW of Manila, Utah.  Elev. 7000-7100 ft.
T13N R111W S32.  41.0642 N, 109.9518 W.  
Along dry wash in sandy or gravelly soils. Phenology: flowering & fruiting. 

B. E. Nelson, 35098.  6/18/1995. 		RM 637191	Barcode: RM0153574
     with C. H. Refsdal
_________________________________________________________________________

1343.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: Wildcat Butte between Church Butte Road and I-80 at Sweetwater County, ca 14.8 air mi NE of Lyman; ca 49 air mi ENE of Evanston.  Elev. 6820-6980 ft.
T17N R112W S22 NW1/4.  41.4397 N, 110.0478 W; uncertainty 0.5 mi..  
Sandy clay areas of sagebrush on nearly flat areas. Phenology: flowering & fruiting. 

B. E. Nelson, 35217.  6/18/1995. 		RM 637190	Barcode: RM0153573
     with C. H. Refsdal
_________________________________________________________________________

1344.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Latah County: Palouse Range: Hog Meadow Creek, NE of Forest Road 1963, ca 5 air mi ESE of Deary.  Elev. 2760-2780 ft.
T40N R1W S28 NE1/4.  46.7882 N, 116.4574 W; WGS 84, , GPS reading.  
Along cobble of ephemeral stream. Phenology: fruiting. 

Crista L. O'Conner, 1638.  6/27/2016. 		RM 
_________________________________________________________________________

1345.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Idaho, Idaho County: Clearwater Mountains: Split Creek Ridge along Trail 133, ca 13 air mi NE of Lowell.  Elev. 2280-2877 ft.
T33N R8E S1.  46.2338 N, 115.3976 W; WGS 84, , GPS reading.  
Exposed southerly slope with occasional pockets of shrubs and Pseudotsuga menziesii in moisture-retaining draws/seeps. Bromus tectorum abundant; Pseudoroegneria spicata and Koeleria macrantha common. Phenology: flowering & fruiting. 

Crista L. O'Conner, 3174.  5/28/2017. 		RM 
     with Catherine Curtis
_________________________________________________________________________

1346.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., South Dakota, Custer County: Ca 15 mi SW of Custer.  Elev. 5000 ft.
43 37.8' N, 103 49.7' W; unknown, , GPS reading.  
Grassland with Koeleria, Elymus, Artemisia frigida. Phenology: flowering & fruiting. 

Robert D. Dorn, 12025.  6/15/2018. 		RM 958479	Barcode: RM0215259
_________________________________________________________________________

1347.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 8.5 air mi E of Lyman; 4.4 mi S on west side of Church Butte Road.  Elev. 7020-7120 ft.
T16N R113W S13.  41.36721 N, 110.09676 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Rolling semi-barren sagebrush hills and ridgetops. Phenology: flowering & fruiting. 

C. H. Refsdal, 4093.  6/16/1995. 		RM 637192	Barcode: RM0153575
_________________________________________________________________________

1348.  Zigadenus venenosus S. Watson var. gramineus (Rydb.) O. S. Walsh ex M. Peck 				Melanthiaceae

U.S.A., Wyoming, Albany County: West slope Laramie Range: ca 1.4 mi NE of U.S. Hwy 30, ca 3.5 air mi E of downtown Laramie.  Elev. 7440 ft.
T16N R73W S36 SE1/4 NW1/4.  41.3169 N, 105.5298 W; WGS 84, , GPS reading.  
Upper slope, nourtheast aspect on sandy loam; with Cercocarpus montanus, Elymus spicatus, Senecio integerrimus. Phenology: flowering. 

Bonnie Heidel, 4437.  6/2/2018. 		RM 981637	Barcode: RM0245069
_________________________________________________________________________

1349.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

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: flowering & fruiting. 

Erwin F. Evert, 32806.  6/10/1997. 		RM 818202	Barcode: RM0021109
_________________________________________________________________________

1350.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: San Miguel River Drainage: northwest slope of Lone Cone.  Elev. 11400 ft.
T42N R13W S23.  37.8864 N, 108.2693 W.  
Tundra near base of scree slopes with Rubus and Aquilegia. Phenology: flowering. 

Margarette J. Lyon, 6082.  7/15/1994. 		 
_________________________________________________________________________

1351.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: southeast end of Copper Mountain, ca 9 air mi NW of Lysite, ca 40.5 air mi NW of Riverton.  Elev. 5700-6250 ft.
T40N R91W S33.  43.3919 N, 107.7639 W; uncertainty 1 mi..  
Sandy clay flats on sandstone ridge. 

B. E. Nelson, 20587.  6/4/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

1352.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Padlock Rim, along a tributary of South Fork Coal Draw, ca 12 air mi NW of Thermopolis.  Elev. 5000-5340 ft.
T44N R96W S31.  43.7378 N, 108.4252 W; uncertainty 1 mi..  
Sandy slopes, flats, and rough breaks with juniper and limber pine. 

B. E. Nelson, 20645.  6/5/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

1353.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

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..  
Disturbed and cactus patches in rolling sagebrush-grassland. 

B. E. Nelson, 20741.  6/6/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

1354.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: above Red Canyon across from Minnesela Slope, ca 4.5 air mi SW of Thermopolis.  Elev. 5400-5500 ft.
T42N R95W S17.  43.6081 N, 108.2855 W; uncertainty 1 mi..  
Old burn area in sagebrush-grassland with no current sagebrush regeneration. 

B. E. Nelson, 20856.  6/8/1991. 		RM 
     with Robin Jones
_________________________________________________________________________

1355.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Forest roads 5916 and 37, ca 4 mi N and 13 mi E of Ukiah.  Elev. 4600-4680 ft.
T4S R33E S24; also S25.  45 12' 0.34" N, 118 40' 1.3" W to 45 11' 59" N, 118 40' 19.9" W to 45 11' 46.3" N, 118 39' 57.5" W; GPS Reading.  zone 11, 5006498E, 368664N; GPS Reading.  
Basalt with fine powdery soil in open mixed conifer, ponderosa pine dominant and Lomatium, Talinum herbaceous dominants; slope <10; aspect south. Phenology: flowering. 

Heather Bradtke, 4872.  5/30/2002. 		RM 
_________________________________________________________________________

1356.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: ca 6 mi S and 6 mi E of Ukiah.  Elev. 5025 ft.
T6S R32E S13.  45 3' 4.1" N, 118 48' 36.5" W; GPS Reading.  zone 11, 4990225E, 357464N; GPS Reading.  
Open mixed conifer, ponderosa pine, Larix, juniper and grand fir on a slope near the road with Lomatium in basalt rock and fine powdery soil; slope 15; aspect northeast Phenology: flowering. 

Heather Bradtke, 4953.  5/30/2002. 		RM 
_________________________________________________________________________

1357.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Horseshoe Ridge, ca 5 mi NE of Meacham.  Elev. 4000-4500 ft.
T1N R36E S33; also S32.  45 31' 28" N, 118 19' 46.6" W; GPS Reading.  zone 11, 5042071E, 396168N; GPS Reading.  
Open area with Wyethia and Balsamorhiza; shallow soil over basalt; slope 0-10; aspect ridgetop and easterly. Phenology: flowering. 

Heather Bradtke, 5102.  6/1/2002. 		RM 
_________________________________________________________________________

1358.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: southwest end of Lysite Mountain, ca 11 air mi N of Lost Cabin.  Elev. 6300-6900 ft.
T40N R90W S15.  43.4361 N, 107.6231 W.  
Alternating strata of limestone and sandstone outcrops with scattered juniper. 

Ronald L. Hartman, 29187.  6/27/1991. 		RM 
_________________________________________________________________________

1359.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Bridger Mountains: Red Canyon, Buffalo Creek Road, ca 14 air mi ENE of Thermopolis.  Elev. 5500-5600 ft.
T42N R92W S30.  43.5797 N, 107.9469 W.  
Red beds; grassy slopes and outcrops. 

Ronald L. Hartman, 29396.  6/28/1991. 		RM 
_________________________________________________________________________

1360.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: Birdseye Pass to summit to west.  Elev. 7000-7300 ft.
T40N R94W S11.  43.45 N, 108.0828 W.  
Shale slopes below, limestone outcrops above with sagebrush predominating. 

Ronald L. Hartman, 29718.  6/30/1991. 		RM 
_________________________________________________________________________

1361.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Washington, Garfield County: Umatilla National Forest and Vicinity: Devils Tailbone Ridge, ca 2 mi S and 15 mi W of Anatone.  Elev. 5400-5500 ft.
T8N R43E S17; also S20.  46 9' 46" N, 117 27' 15" W; GPS Reading.  zone 11, 5112241E, 464937N; GPS Reading.  
Grass dominated ridgetop. Phenology: fruiting. 

Heather Bradtke, 9192.  7/22/2002. 		RM 
_________________________________________________________________________

1362.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Washington, Asotin County: Umatilla National Forest and Vicinity: Round Prairie on Smoothing Iron Ridge, ca 3 mi N and 12 W of Anatone.  Elev. 4800-5000 ft.
T8N R43E S10; also S15.  46 10' 36" N, 117 24' 38" W; GPS Reading.  zone 11, 5113766E, 468311N; GPS Reading.  
Prairie, sagebrush and grass dominant in brown, powdery to rocky soil. Phenology: flowering. 

Heather Bradtke, 9363.  7/25/2002. 		RM 
_________________________________________________________________________

1363.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: near spring on a bench along Little Sheepeater Creek, 2.3 air mi WSW of Shoup.  Elev. 4498 ft.
T24N R18E S34.  
Dominant population in xeric soil within a ponderosa pine woodland, 24 degree slope, SE  aspect, peraluminous granite geology. Phenology: flowering. 

Joshua J. Irwin, 8352.  5/28/2012. 		RM 
_________________________________________________________________________

1364.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: foot of the ridge just SSE of the confluence of McConn and Indian Creeks, 10.2 air mi NW of the town of North Fork.  Elev. 4866 ft.
T25N R20E S18.  
Dominant population in mesic soil within grassland vegetation, 24 degree slope, N  aspect, quartzite geology. Phenology: flowering. 

Joshua J. Irwin, 8398.  6/2/2012. 		RM 
_________________________________________________________________________

1365.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Challis National Forest: Lemhi Range: Cow Creek Canyon at the confluence of the North Fork Cow Creek, 5.5 air mi NE of Ellis.  Elev. 5311 ft.
T16N R21E S10.  44.73925 N, -113.95766 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic grassland vegetation; 20° slope, N aspect; volcaniclastic geology. 26-75 individuals apparent. Phenology: fruiting. 

Joshua J. Irwin, 1071.  6/17/2010. 		RM 
_________________________________________________________________________

1366.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: slopes along Alder Creek, 13.3 air mi WNW of Leadore.  Elev. 7164 ft.
T16N R24E S8.  44.72488 N, -113.62172 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic Douglas-fir vegetation; 14° slope, NNW aspect; alluvial geology. 1-25 individuals apparent. Phenology: flowering & fruiting. 

Joshua J. Irwin, 2817.  7/26/2010. 		RM 
     with Craig Scott
_________________________________________________________________________

1367.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon River between Challis and Salmon: lower Briney Creek, 14.7 air mi S of Salmon.  Elev. 4507 ft.
T19N R21E S23.  44.96662 N, -113.94842 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic grassland vegetation; 18° slope, NNW aspect; quartzite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 593.  6/3/2010. 		RM 
_________________________________________________________________________

1368.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: ridge slopes dividing the confluence of Iron and North Fork Iron creeks, 16.2 air mi N of Ellis.  Elev. 5989 ft.
T18N R20E S4.  44.92171 N, -114.11233 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic grassland vegetation; 12° slope, WSW aspect; siltite/metasandstone geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 1140.  6/17/2010. 		RM 
_________________________________________________________________________

1369.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: foothill slopes at the base of K Mountain, just S of Kadletz Creek, 13 air mi SE of Salmon.  Elev. 6289 ft.
T20N R23E S33.  45.02102 N, -113.74475 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic shrub-steppe vegetation; 15° slope, SSE aspect; andesitoid-rhyolitoid geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 1187.  6/18/2010. 		RM 
_________________________________________________________________________

1370.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Trapper Flat, 14.8 air mi S of Shoup.  Elev. 4387 ft.
T21N R18E S12.  45.16174 N, -114.28442 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in xeric woody riparian vegetation; 3° slope, WSW aspect; metamorphosed sedimentary geology. 76-150 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 667.  6/5/2010. 		RM 
_________________________________________________________________________

1371.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Foothills between Salmon and North Fork: Wallace Creek just E of Diamond Creek Road, 6.2 air mi N of Salmon.  Elev. 4247 ft.
T22N R21E S1.  45.26482 N, -113.9179 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic grassland vegetation; 28° slope, N aspect; tuffaceous clastic geology. 1-25 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 332.  5/29/2010. 		RM 
_________________________________________________________________________

1372.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: foothill slopes on the west side of Panther Creek ca 0.3 mi upstream of Trail Creek, 9.1 air mi SSW of Shoup.  Elev. 3698 ft.
T22N R18E S11.  45.24712 N, -114.31962 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic grassland vegetation; 27° slope, ENE aspect; granite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 280.  5/21/2010. 		RM 
_________________________________________________________________________

1373.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: between Panther and Cove creeks, 8 air mi WSW of Shoup.  Elev. 3183 ft.
T23N R17E S13.  45.32194 N, -114.42194 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic grassland vegetation; 10° slope, NNE aspect; arenite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 202.  5/21/2010. 		RM 
_________________________________________________________________________

1374.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: ridge slopes on the east side of lower Cove Creek, 7.6 air mi WSW of Shoup.  Elev. 4252 ft.
T23N R17E S12.  45.33167 N, -114.42 W; NAD83, uncertainty 10 m., Field Notes.  
15° slope, S aspect; biotite gneiss geology. Phenology: flowering. 

Joshua J. Irwin, 107.  5/17/2010. 		RM 
_________________________________________________________________________

1375.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: Big Sheepeater Creek confluence, 3.7 air mi SW of Shoup.  Elev. 3293 ft.
T23N R18E S10.  45.34199 N, -114.33692 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in xeric ponderosa vegetation; 23° slope, E aspect; granite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 526.  5/30/2010. 		RM 
_________________________________________________________________________

1376.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: ridge dividing lower Ebenezer and lower Colson creeks, 12.9 air mi WSW of Shoup.  Elev. 3953 ft.
T23N R17E S19.  45.30797 N, -114.52544 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in xeric grassland vegetation; 10° slope, WSW aspect; biotite gneiss geology. 76-150 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 442.  5/30/2010. 		RM 
_________________________________________________________________________

1377.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: foothill slopes N of East Fork Owl Creek near Point 4962, 8.2 air mi W of Shoup.  Elev. 5161 ft.
T24N R17E S35.  45.36345 N, -114.44503 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic grassland vegetation; 18° slope, SSW aspect; granite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 690.  6/6/2010. 		RM 
_________________________________________________________________________

1378.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: ridgetop above the south side of Sage Creek, 5.6 air mi W of North Fork.  Elev. 4671 ft.
T24N R20E S21.  45.39561 N, -114.10718 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic grassland vegetation; 23° slope, SE aspect; granite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 847.  6/10/2010. 		RM 
     with Wendy Irwin
_________________________________________________________________________

1379.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: Eagles Nest, 1.1 air mi SSW of Shoup.  Elev. 4776 ft.
T24N R18E S36.  45.36237 N, -114.28837 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic mountain mahogany vegetation; 27° slope, ENE aspect; granite geology. 26-75 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 487.  5/31/2010. 		RM 
_________________________________________________________________________

1380.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: ridgetop on the north side of the Bear Basin Creek confluence, 18.8 air mi W of Shoup.  Elev. 4060 ft.
T23N R15E S13.  45.33994 N, -114.65946 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic mountain mahogany vegetation; 32° slope, NNW aspect; phyllite geology. 76-150 individuals apparent. Phenology: flowering. 

Joshua J. Irwin, 427.  5/29/2010. 		RM 
_________________________________________________________________________

1381.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Bitterroot Range: Forest Road 30 along Salmon River, then NW 1.3 air mi along Squaw Creek, 0.7-1.2 air mi NW of Indianola Forest Service Station.  Elev. 3701-4603 ft.
T4S R23E S13.  45.4125 N, 114.1825 W to 45.4034 N, 114.1794 W; NAD 83, , GPS reading.  
Grassy slopes, open or under ponderosa pine. Phenology: flowering. 

Ronald L. Hartman, 89686.  5/22/2010. 		RM 
_________________________________________________________________________

1382.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Jesse Creek Forest Service Facility and along Jesse Creek, ca 2-3 air mi W of Salmon at the intersection of Ida Hwy 28 and U.S. Hwy 93.  Elev. 4460-5410 ft.
T21N R21E S2; also S3.  45.1806 N, 113.9338 W to 45.1826 N, 113.951 W; NAD 83, , GPS reading.  
Grassy slope and hills on south and east exposures and along creek. Phenology: flowering. 

Ronald L. Hartman, 89778.  5/23/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

1383.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon River Mountains: 2.5 mi W of Shoup Bridge, 6.5 mi SSW of the intersection of Ida Hwy 28 and U.S. Hwy 93 in Salmon.  Elev. 3980-5172 ft.
T20N R21E S2 South1/2; also NW1/4 S11.  45.0817 N, 113.9437 W to 45.0903 N, 113.9408 W to 45.0895 N, 113.9524 W to 45.0817 N, 113.9437 W; NAD 83, , GPS reading.  
Steep slope to rock outcrop then rolling hills with grasses and sagebrush. Phenology: flowering. 

Ronald L. Hartman, 89800.  5/25/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

1384.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon River Gorge: Kriley Creek, ca 12.5 air mi N of Salmon.  Elev. 3800-4000 ft.
T5S R19W S1 NE1/4.  45.3554 N, 113.9245 W to 45.3574 N, 113.9168 W; NAD 83, , GPS reading.  
Valley bottom and adjacent steep northwest exposure. Phenology: flowering. 

Ronald L. Hartman, 89945.  5/26/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

1385.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Bitterroot Range: Badger Spring Gulch from the edge of Big Flat, ca 8 air mi N of Salmon.  Elev. 3890-4265 ft.
T6S R18W S28; also N1/2 S33.  45.2871 N, 113.8742 W to 45.2965 N, 113.8631 W; NAD 83, , GPS reading.  
Breaks with loose sediments of sand and clay, sagebrush grasslands below to scattered ponderosa pine above. Phenology: flowering. 

Ronald L. Hartman, 90015.  5/26/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

1386.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Beaverhead Mountains: above Pattee Creek on Forest Road 185, 7.5 air mi NE of Tendoy and 0.3 road mi downhill from the National Forest boundary.  Elev. 7247 ft.
T20N R25E S25 NE1/4 NE1/4.  45.0386 N, 113.5527 W; NAD 83, , GPS reading.  
Tall forb community on slope with scattered Douglas fir, little different on ridge. Phenology: fruiting. 

Ronald L. Hartman, 90046.  7/25/2010. 		RM 
_________________________________________________________________________

1387.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Bitterroot Range: Salmon Ridge dividing Spring and East Fork Spring creeks on Spring Creek Road (Forest Road 038).  Elev. 6456 ft.
T24N R18E S1 E1/4.  45.439 N, 114.2869 W; NAD 83, , GPS reading.  
Cut-over ridge and rock outcrop. Phenology: fruiting. 

Ronald L. Hartman, 90667.  7/30/2010. 		RM 
_________________________________________________________________________

1388.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Butte County: South end of Arco Hills, ca 6.5-7 air mi ESE of Arco.  Elev. 5296-5560 ft.
T3N R28E S6 N1/2.  43 37.199' N, 113 9.631' W to 43 37.118' N, 113 10.241' W; NAD 83, , GPS reading.  
Juniperus osteosperma and sagebrush below and up to saddle. Phenology: flowering. 

Ronald L. Hartman, 91175.  6/7/2011. 		RM 
     with Emma E. Stewart
_________________________________________________________________________

1389.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: Salmon Wild and Scenic River: Salmon River Trail from ca 1 mi E to Horse Creek.  Elev. 2850-2900 ft.
T24N R14E S27 N1/2.  45 23.704' N, 114 42.923' W to 45 23.781' N, 114 43.915' W; NAD 83, , GPS reading.  
Trail with steep boulder field on either side, shrubs scattered along river. Phenology: fruiting. 

Ronald L. Hartman, 91526.  6/13/2011. 		RM 
     with Emma E. Stewart
_________________________________________________________________________

1390.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: Hayden Creek Road to Mill Creek (Forest Road 010), between Apple and Little Sawmill creeks, ca 16 air mi W of Leadore.  Elev. 7800 ft.
T17N R23E S25 SE1/4 SE1/4.  44.7677 N, 113.6607 W; NAD 83, , GPS reading.  
Dry ridge and rock outcrop. Phenology: fruiting. 

Ronald L. Hartman, 90482.  7/27/2010. 		RM 
_________________________________________________________________________

1391.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Northern Salmon River Mountains: Stoddard Creek 1/4 mi upstream of the Middle Fork Salmon River, 21.4 air mi WSW of Shoup.  Elev. 3336 ft.
T22N R15E S24.  
In mesic coarse textured soil within grassland vegetation, 16 degree slope, SSW aspect, gneiss geology. Phenology: flowering. 

Joshua J. Irwin, 4654.  6/1/2011. 		RM 
_________________________________________________________________________

1392.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Northern Salmon River Mountains: ridgetop dividing lower Wheat and Corn creeks, 19.5 air mi W of Shoup.  Elev. 4103 ft.
T24N R14E S36.  
In mesic soil within grassland vegetation, 21 degree slope, west aspect, gneiss geology. Phenology: flowering & fruiting. 

Joshua J. Irwin, 4757.  6/7/2011. 		RM 
_________________________________________________________________________

1393.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A, Idaho, Custer County: Challis National Forest: Eastern Salmon River Mountains: hillside above lower Lick Creek, 15.4 air mi NNW of Challis.  Elev. 6208 ft.
T16N R18E S12.  
In mesic soil within grassland vegetation, 19 degree slope, NE aspect, rhyodacite geology. Phenology: flowering. 

Joshua J. Irwin, 5014.  6/14/2011. 		RM 
_________________________________________________________________________

1394.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Lemhi Range: McKim Creek just above the confluence with North Fork McKim Creek, 24.7 air mi NNE of Challis.  Elev. 5571 ft.
T17N R21E S15.  
In mesic soil within grassland vegetation, 30 degree slope, NNE aspect, rhyodacite geology. Phenology: flowering. 

Joshua J. Irwin, 5094.  6/15/2011. 		RM 
_________________________________________________________________________

1395.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A, Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: upper Gerry Gulch, NW of Point 7686, 8.1 air mi NE of Challis.  Elev. 6666 ft.
T15N R20E S32.  
In xeric soil within a Douglas-fir vegetation, 14 degree slope, W aspect, trachyandesite geology. Phenology: flowering. 

Joshua J. Irwin, 5490.  6/24/2011. 		RM 
_________________________________________________________________________

1396.  Zigadenus venenosus S. Watson var. venenosus  				Melanthiaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Lemhi Range: ridge dividing North and Middle Fork Little Timber creeks, due N of Stone Reservoir, 8.5 air mi SW of Leadore.  Elev. 8024 ft.
T15N R25E S34.  
In mesic soil within shrub-steppe vegetation, 13 degree slope, ESE aspect, dolostone (dolomite) geology. Phenology: flowering. 

Joshua J. Irwin, 6182.  7/13/2011. 		RM 
_________________________________________________________________________