Sarcobatus vermiculatus (1997)
SARCOBATACEAE
Sarcobatus vermiculatus (Hook.) Torr.
U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Stinkhole Draw and ridges to NE, ca 16.5 air mi N of Sinclair; ca 17.5 air mi NE of Rawlins.
Ridge with flat sandy areas and sandstone outcrops. Phenology: flowering.
Annotations:
1. Sarcobatus vermiculatus (Hook.) Torr.
Annotated by Amy J. Roderick.
with Amy J. Roderick
Accession: RM (unaccessioned)

Sarcobatus vermiculatus (1997)
SARCOBATACEAE
Sarcobatus vermiculatus (Hook.) Torr.
U.S.A., Wyoming, Park County: Northern Absaroka Area: east side of Sheep Mountain, ca 11 air mi SW of Cedar Mountain.
Rocky slopes with drainage; some limestone, mostly andesite. Phenology: flowering.
with Jim Fowler
Accession: USFS 854886, Barcode: USFS0040679

Sarcobatus vermiculatus (1997)
SARCOBATACEAE
Sarcobatus vermiculatus (Hook.) Torr.
U.S.A., Wyoming, Park County: Northern Absaroka Area: road S of the North Fork Shoshone River, ca 0.5 air mi E of Wapiti.
Elev. 5600 ft.
Roadside and slope to river. Phenology: flowering.
Accession: USFS 854885, Barcode: USFS0040678

U.S.A., Wyoming, Park County: Northern Absaroka Area: road on south side of the North Fork Shoshone River, ca 5 air mi E of Wapiti.
Elev. 5600 ft.
River margins and irrigation ditch and riparian area. Phenology: flowering.
Accession: USFS 854884, Barcode: USFS0040677

U.S.A., Wyoming, Park County: Northern Absaroka Area: Buffalo Bill Reservoir, ca 10 air mi ESE of Wapiti.
Elev. 5500 ft.
Area of water fluxuation and roadside. Phenology: flowering.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: on the divide between Lake and Meadow creeks and to the W, ca 14 air mi NE of Bill; ca 46 air mi NNE of Douglas.
Clay slopes with scattered sagebrush, greasewood, and grassy areas. Phenology: flowering.
Annotations:
1. Sarcobatus vermiculatus (Hook.) Torr.
Annotated by Peter J. Ebertowski.
with Peter Ebertowski
Accession: RM (unaccessioned)

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.
Clay slopes with rock outcrops. Phenology: flowering.
Annotations:
1. Sarcobatus vermiculatus (Hook.) Torr.
Annotated by Peter J. Ebertowski.
with Peter Ebertowski
Accession: RM (unaccessioned)

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Pump Creek W of Forest Road 913, ca 5.5 air mi ESE of Upton.
Flats above the creek. Phenology: flowering & fruiting.
Annotated by Peter J. Ebertowski.
with Peter Ebertowski

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills ca 0.5-1 air mi WSW of Dugout Bench Mark, ca 46.5 air mi N of Douglas; ca 13 air mi N of Bill.
Badlands in broad draw below scoria slopes. Phenology: flowering.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Steckley or Forest Road 942 above the head of East Logan Draw and Dugout Creek drainage, ca 12 air mi NNW of Bill; ca 50 air mi N of Dougals.
Badlands below scoria. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: west side of Cow Creek Buttes on a ridge S of Middle Creek and Coal Draw, ca 14 air mi E of Bill; ca 41 air mi NNE of Douglas.
Clay areas in badlands below scoria. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Gibson Draw on Forest Road 973, ca 25 air mi SE of Wright; ca 18.5 air mi NNE of Bill.
Mosiac of sagebrush and greasewood. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Skull Creek, ca 0.6 mi N of Wyo Hwy 450 on gravel road, ca 5 air mi WSW of Newcastle; ca 25 air mi SE of Upton.
Creek bed. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Turner Creek on Forest Road 914, ca 11.5 air mi ESE of Upton; ca 16 air mi NW of Newcastle.
Sagebrush/grassland. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Piney Creek on Piney Creek or County Road 17, ca 24 air mi ESE of Wright; ca 27 air mi NNE of Bill.
Creek bed. Phenology: flowering & fruiting.

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.
Clay and coal breaks with grassy draws. Phenology: flowering.
Peter J. Ebertowski, 236. 6/18/2002.
with B. E. Nelson

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Robbers Roost Creek on Morrisey Road, ca 23 air mi S of Newcastle; ca 9.5 air mi N of Mule Creek Junction.
Bank above reservoir. Phenology: flowering.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills N of Weston Peak on Forest Road 1246, ca 25 air mi NNE of Gillette; ca 33 air mi NW of Moorcroft.
Hills with patchy ponderosa pine and Rocky Mountain juniper. Phenology: flowering & fruiting.
Peter J. Ebertowski, 2507. 8/2/2002.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Wild Horse Creek on York or Forest Road 900, ca 27 air mi NNE of Gillette; ca 24 air mi N of Rozet.
Sagebrush with patches of little bluestem and yucca. Phenology: flowering & fruiting.
Peter J. Ebertowski, 2526. 8/2/2002.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: South Branch Beaver Creek on Wyo Hwy 116, ca 6.5 air mi SW of Upton; ca 19 mi SE of Moorcroft.
Fenceline in sagebrush/grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Wyo Hwy 450, N of Little Thunder Creek, ca 25 air mi ESE of Wright; ca 3 air mi E of Campbell County.
Fenceline along sagebrush/grassland. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Skull Creek on U.S. Hwy 16, ca 8 air mi NW of Newcastle; ca 18.5 air mi SE of Upton.
Roadside in sagebrush/grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: reservoir on creek immediately W of Sheep Creek and S of its confluence with Sheep Creek, ca 21 air mi NE of Bill; ca 35 air mi SE of Wright.
Opuntia filled grassland. Phenology: flowering & fruiting.
with B. E. Nelson

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Cheyenne River ca 0.5 mi E and downstream of Meadow Creek, ca 19 air mi NE of Bill; ca 33 air mi SE of Wright.
Open floodplain of Sarcobatus and Opuntia. Phenology: flowering.
with B. E. Nelson

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Lodgepole Creek immediately below its confluence with Hay Creek, on Wyo Hwy 450, ca 24 air mi WSW of Newcastle; ca 27 air mi S of Upton.
Sagebrush/grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Beaver Creek at lower end of Sixmile Basin on dirt road ca 0.7 air mi N of Wyo Hwy 450, ca 8.5 air mi WSW of Newcastle; ca 23 air mi SSE of Upton.
Greasewood and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Cabin Canyon on dirt road ca 0.7 air mi NW of Bishop Road, ca 20 air mi SE of Gillette; ca 17 air mi SW of Moorcroft.
Slope with rocky clay loam. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: School Creek ca 1.5 air mi S of its confluence with Little Thunder Creek, on School Creek or Forest Road 968, ca 17 air mi ESE of Wright; ca 47 air mi SSE of Gillette.
Wide flat creek bank dominated by Spartina and Cirsium. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: Hungry Hollow on Cheyenne River or County Road 6, ca 34 air mi SSW of Newcastle; ca 52 air mi SSE of Upton.
Creek bank. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: along U.S. Hwy 85 between Bobcat Creek and Cheyenne River, ca 28 air mi S of Newcastle; ca 5 air mi N of Mule Creek Junction.
Roadside in sagebrush/grassland. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills on two-track road off of Forest Road 942, ca 16 air mi N of Bill; ca 23 air mi SE of Wright.
Scoria hills. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Luce Draw off Dunham or County Road 16, ca 10 air mi W of Newcastle; ca 19 air mi SSE of Upton.
Sagebrush and greasewood. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: above and S of reservoir in gully leading to Robbers Roost Creek, on Cheyenne River or County Road 54, ca 24 air mi SSW of Newcastle; ca 44 air mi SSE of Upton.
Grassland with sandstone outcrops. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills W of Turner Creek, on two-track off of U.S. Hwy 16, ca 8 air mi SE of Upton; ca 5.5 air mi WNW of Osage.
Mosaic of sagebrush grassland and clay badlands. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: low area just above and between Lonetree and Beaver creeks, on Upton - Fairview or County Road 59, ca 3.5 air mi S of Upton; ca 25 air mi NW of Newcastle.
Roadside, along sagebrush grassland with scattered greasewood. Phenology: flowering.

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.
Clay hills in sagebrush grassland. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: low hills SE of Cheyenne River, on U.S. Hwy 18, ca 1 air mi SE of Mule Creek Junction; ca 32 air mi S of Newcastle.
Grassland with small patches of yucca and prairie sandreed. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: bentonite pit W of East Iron Creek, on Forest Road 914, ca 8 air mi ESE of Upton; ca 20 air mi NW of Newcastle.
Greasewood and grass on clay pit. Phenology: flowering.

U.S.A., Wyoming, Natrona County: [location and coordinates withheld]
Shale hills and sandy areas and badlands. Phenology: flowering.
with Amy J. Roderick and Cherie Winner

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: artesian well and creek E of Dugout Creek, ca 1 mi N of its confluence with Dry Fork Cheyenne River, on two-track road, ca 31 air mi SSE of Wright; ca 41 air mi N of Douglas.
Grassland, Bouteloua gracilis abundant. Phenology: flowering.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Big RW Creek, ca 1 mi N of its confluence with Black Thunder Creek, on Keeline or Forest Road 930, ca 18 air mi E of Wright; ca 40 air mi SSE of Gillette.
Sagebrush grassland, Bouteloua gracilis abundant. Phenology: flowering.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Cedar Draw, on Wyo Hwy 59, ca 16 air mi N of Gillette; ca 30 air mi NW of Moorcroft.
Clay bald. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Buffalo Creek, on Watt Road, ca 8 air mi SSE of Moorcroft ca 14 air mi ENE of Upton.
Floodplain with greasewood and silver sagebrush. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Beaver Creek, on Wyo Hwy 450, ca 8 air mi SW of Newcastle; ca 13 air mi S of Osage.
Greasewood grassland. Phenology: flowering.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Browner Draw, on two-track off Steinle or County Road 40, ca 34 air mi SSE of Wright; ca 42 air mi NNE of Douglas.
Slope along creek with greasewood and sagebrush. Phenology: flowering.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Antelope Creek, on two-track off Forest Road 973, ca 25 air mi SE of Wright; ca 54 air mi SW of Newcastle.
Greasewood grassland. Phenology: flowering.

U.S.A., Wyoming, Crook County: Thunder Basin National Grassland and Vicinity: Little Missouri River, on County Road 200, ca 32 air mi N of Moorcroft; ca 35 air mi NW of Sundance.
Floodplain. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: scoria hills SE of Logan Draw, on Forest Road 1416, ca 23 air mi SE of Wright; ca 49 air mi N of Douglas.
Scoria hills. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: grassland in Mush Creek Oil Field, ca 1 mi NE of South Beaver Creek, on Wyo Hwy 450, ca 14 air mi WSW of Newcastle; ca 23 air mi SSE of Upton.
Gentle drainage, shallow soil on hardpan. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: reservoirs between Weston and Little Powder River, on Forest Road 908, ca 27 air mi NNE of Gillette; ca 32 air mi NW of Moorcroft.
Wash with Rocky Mountain juniper and cottonwood. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: West Fork Fiddler Creek, on Upton-Fairview or County Road 59, ca 10 air mi S of Upton; ca 23 air mi WNW of Newcastle.
Sagebrush grassland with greasewood. Phenology: flowering.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: Shoshone National Forest: along the south side of the river, ca 1/3 mi E of the mouth of Aspen Creek, ca 30 mi W of Cody.
T52N R107W S24; also S23
Moist alkaline area with Suaeda and Lepidium perfoliatum. Phenology: vegetative only.
Accession: RM 913174, Barcode: RM0065493

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along east side of Lane 42, 3.5 mi S of Burlington.
Saltbush-greasewood community with Atriplex gardneri, Musineon divaricatum, Xylorhiza glabriuscula, and Cymopterus acaulis. Phenology: flowering.
Accession: RM 913217, Barcode: RM0065418

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dry Creek 0-1/3 mi E of Wyo Hwy 32, 0.5 mi N of U.S. Hwy 14.
Weedy riparian area with Salix exigua, Elaeagnus angustifolia, Sporobolus airoides, and in wetter areas Typha latifolia.
Accession: RM 913399, Barcode: RM0066161

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Little Dry Creek Road 3/4 mi E of Wyo Hwy 32, 5 mi N of U.S. Hwy 14, 20 mi W of Greybull.
T53N R96W S18
Sagebrush - saltbush steppe with Artemisia pedatifida, Atriplex gardneri, Xylorhiza glabriuscula, and Halogeton glomeratus.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: ca 1/3 mi W of Wyo Hwy 32 and 1/4 mi W of Coon Creek.
T54N R97W S34; also S35
Saltbush-sagebrush-grassland with Atriplex gardneri, Artemisia tridentata var. wyomingensis, Poa secunda, and Musineon divaricatum abundant. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: north side of Sheep Mountain, just S of County Road FU6.
In wet soil around spring. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: Shoshone National Forest: along Dunn Creek, ca 2-3 mi N of Wapiti.
Riparian community with Populus angustifolia, Elaeagnus commutata and Alnus incana. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: [location and coordinates withheld]
Cliffs and ledges of Willwood formation, mostly sandy soil. Phenology: fruiting.

U.S.A., Montana, Carbon County: [location and coordinates withheld]
Sagebrush-grassland with Artemisia pedatifida, Hymenoxys acaulis, Atriplex confertifolia, and Bouteloua gracilis. Phenology: flowering.
Accession: RM 779837

U.S.A., Montana, Carbon County: Shupak Pond, ca 6 mi NNW of Belfry.
Disturbed sagebrush-grassland S of pond with Erigeron pumilus, Alyssum desertorum, Lappula redowskii, and Bromus tectorum. Phenology: flowering.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 0.5 mi NE of Grass Creek, just N of Cottonwood Creek Road, ca 22 mi NW of Thermopolis.
Shrub steppe with Atriplex confertifolia, Atriplex gardneri, Lappula redowskii, and Xylorhiza glabriuscula. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along east side of Murphy Draw Road, ca 3/4 mi N of Wyo Hwy 431.
Saltbush-grassland with Atriplex gardneri, Atriplex confertifolia, Musineon divaricatum, and Vicia americana. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Saltbush steppe with Atriplex gardneri, Lomatium foeniculaceum, Allium textile, and Poa secunda. Phenology: buds.

U.S.A., Montana, Carbon County: Ridge 2.5 mi SW of Fromberg and 3/4 mi W of U.S. Highway 310.
Sagebrush-grassland with Atriplex confertifolia, Sarcobatus vermiculatus, and Carex filifolia. Phenology: flowering.
Accession: RM 788178

U.S.A., Montana, Carbon County: Ridge 1 mi W of Belfry and 1/4 mi N of Mont Hwy 308.
Sagebrush-grassland with Atriplex confertifolia, Agropyron spicatum, and Astragalus missouriensis. Phenology: fruiting.
Accession: RM 788080

U.S.A., Montana, Carbon County: Ridge ca 1.5 mi E of Edgar and U.S. Hwy 310.
Highly disturbed sagebrush-grassland with Bromus tectorum, Agropyron spicatum, and Alyssum alysoides. Phenology: fruiting.

U.S.A., Montana, Carbon County: Ridge 4 mi NE of Fromberg; 1.5 mi E of U.S. Hwy 310.
Disturbed sagebrush-grassland with Agropyron spicatum, Bromus tectorum, and Alyssum alyssoides. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge and sandstone outcroppings N of Upper Cottonwood Creek Road, ca 28 mi NW of Thermopolis.
Sagebrush-grassland with Bouteloua gracilis, Bromus tectorum, and Sarcobatus vermiculatus. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: East Bridger, along Burlington Northern tracks E of town.
T6S R23E S22
Disturbed area around grain elevators with Distichlis stricta, Bromus tectorum, and Kochia scoparia. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Along the bottom of Hollenbeck Draw, 1/4 mi E of Mont Hwy 72, 5 mi S of Belfry.
T9S R22E S9
Dry creek bottom and adjacent shrub steppe with Artemisia tridentata var. tridentata, Elaeagnus angustifolia, Halogeton glomeratus, and Euphorbia glyptosperma. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 1/4 - 1/2 mi N of Little Sand Draw Road, ca 15 mi NW of Thermopolis.
Sagebrush-grassland with Carex filifolia, Stipa comata, and Delphinium geyeri. Phenology: vegetative only.
Accession: RM 820146, Barcode: rm0023833

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge ca 0.5 mi S of Kirby Creek just east of Blue Springs Draw, 20 mi NE of Thermopolis.
Sagebrush-grassland with Stipa comata, Bromus tectorum, and Bouteloua gracilis. Phenology: vegetative only.

U.S.A., Montana, Park County: Gallatin National Forest: along the north side of Yellowstone River just west of Bear Creek, 2 mi E of Gardiner.
Saltbrush/greasewood grassland on barren south-facing slope with Alyssum alyssoides, Atriplex gardneri, and Sarcobatus vermiculatus. Phenology: vegetative only.

U.S.A., Montana, Park County: Yellowstone National Park: northwest side of Mt. Everts, just above Rescue Creek Trailhead; 1 mi S of Gardiner.
Saltbrush/greasewood grassland with Grayia spinosa, Sarcobatus vermiculatus, and Bromus tectorum. Phenology: fruiting.

U.S.A., Colorado, Archuleta County: [location and coordinates withheld]
Pinyon juniper ecosystem with rock canyons. Phenology: flowering & fruiting.
with Cindy Villa

U.S.A., Colorado, Rio Grande County: [location and coordinates withheld]
Oasis by house captured into two pools and 5 ponds. Phenology: flowering.
with Cindy Villa and Mike Wisdom

U.S.A., Colorado, Grand County: Middle Park: Fishing Access at the junction of Colorado River and Blue River; ca 1 air mi SW of Kremmling and ca 10.5 air mi NE of Radium.
Along road on fine sediment. Phenology: flowering.

U.S.A., Colorado, Grand County: Middle Park: Muddy Creek, ca 1 air mi NE of Kremmling and ca 2.5 air mi SE of Wolford Mountain.
Sagebrush slope. Phenology: fruiting.

U.S.A., Colorado, Grand County: Middle Park: Pass Creek just N of Colo Hwy 134, ca 3 air mi NW of Wolford Mountain and ca 6.5 air mi NW of Kremmling.
Slopes of fine sediment and drainage. Phenology: fruiting.

U.S.A., Colorado, Grand County: Middle Park: Wolford Mountain Reservoir, ca 7.5 air mi NNW of Kremmling and ca 3.5 air mi NW of Wolford Mountain.
Sedimentary slopes and drainages adjacent to reservoir. Phenology: fruiting.

U.S.A., Colorado, Grand County: Middle Park: ca 7 air mi ENE of Kremmling between Troublesome Creek and Sulphur Gulch, off County Road 2.
Loose sedimentary hills with surfacial mineral deposits. Phenology: vegetative only.

U.S.A., Colorado, Grand County: Middle Park: just N of Deer Creek, ca 9 air mi NW of Kremmling and ca 28.5 air mi SE of Steamboat Springs.
North-facing sagebrush slope with greasewood. Phenology: flowering.

U.S.A., Colorado, Grand County: Middle Park: Sulphur Gulch, ca 6 air mi WNW of Kremmling and ca 9 air mi W of Hot Sulphur Springs.
Sagebrush, rabbitbrush, greasewood slope adjacent to gulch. Phenology: flowering.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Sandstone pavement, rimrock, and adjacent slopes with cushion plant community or sagebrush steppe. Phenology: flowering & fruiting.
Annotated by Laura Welp.
with Laura Welp
Accession: (unaccessioned)

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Chain Lakes Flat along Riner Cutoff or BLM Road 3203, ca 21 air mi NNE of Wamsutter; ca 34 air mi WNW of Rawlins.
Saline greasewood flat. Phenology: fruiting.
Annotated by Laura Welp.
with Laura Welp
Accession: (unaccessioned)

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: along Lost Creek below Eagles Nest Spring, ca 1 air mi ESE of Eagles Nest, ca 30 air mi NNW of Wamsutter; ca 50 air mi WNW of Rawlins.
42.0845° N, 108.1236° W; uncertainty .75 mi., Digital Map
Greasewood flat. Phenology: fruiting.
Annotated by Laura Welp.
with Laura Welp
Accession: (unaccessioned)

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Hogback Lake and vicinity, ca 5.5 air mi SW of Rawlins; ca 6 air mi SE of Chokecherry Knob.
West-facing slope with graminoids, sagebrush, and Sarcobatus dominant; dry, rocky soil. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Narrow wash, knoll, and adjacent flat plain in low rolling hills; dry, sandy soil dominated by Sarcobatus, Atriplex, Elymus, and large dense stands of Thlaspi arvense. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Dry slopes near pond, sagebrush dominant. Phenology: fruiting.

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.
West-facing slope on west side of rim; fairly dense 2-3' sagebrush dominant; dry, rocky soil. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Government Reservoir, ca 10 air mi SSE of Wamsutter; ca 16 air mi SW of Creston Junction.
Dry graminoid plain surrounding reservoir. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: along the face of Wamsutter Rim, ca 5 air mi SW of Wamsutter; ca 7 air mi E of Red Desert.
Dry, sandy, east-facing slope; low Atriplex bushes, grasses, and scattered Sarcobatus. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Rador Springs, along Black Rock Creek, ca 2.5 mi W of Black Rock; ca 13.5 air mi NNE of Point of Rocks.
Seep in flat greasewood draw with patches of interspersed graminoids and shrubs; clay soil with salt deposits. Phenology: fruiting.

Sarcobatus vermiculatus Discarded, Sarcobatus (1994)
Sarcobatus vermiculatus (Hook.) Torr. Discarded, Sarcobatus
U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: low foothills along U.S. Hwy 287, ca 16.5 air mi SE of Lander; ca 1 air mi W of Twin Creek.
Slight slope below pine\juniper forest, Artemisia shrubs and grasses dominant with Cardaria the dominant forb; soil rocky and dry. Phenology: vegetative only.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Smith Draw, ca 5.5 air mi SE of Rawlins; ca 6 air mi SSW of Sinclair.
Sagebrush with a few scattered greasewoods on flats and slopes with sandstone outcrops. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Greasewood Wash, ca 4 air mi N of Black Rock; ca 17 air mi N of Point of Rocks.
Vegetated sand dunes near creek; dominated by Artemisia and Chrysothamnus. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Twelvemile Gulch, ca 11 air mi E of Black Rock; ca 12 air mi WSW of Chalk Butte.
Banks and adjacent area near stream; partially vegetated with Sarcobatus dominant in dry sandy soil. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Tenmile Flat, ca 13.5 air mi SE of Black Rock; ca 13.5 air mi SW of Chalk Butte.
Slopes of dry wash with rocky outcrops, partially vegetated with sagebrush dominant; dry, sandy soil. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Circle Bar Lake, ca 21 air mi N of Wamsutter; ca 4.5 air mi NE of Government Reservoir.
Shore of large (3/4 mi diameter), shallow lake in wide basin; scattered Atriplex shrubs and Distichlis dominant; dry sandy soil. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: near Siberia Ridge, ca 4 air mi SW of Circle Bar Lake; ca 16 air mi NNE of Red Desert.
North and south-facing slopes of draw with sandstone outcrops; dense 1-2' tall sagebrush dominant in moist areas (graminoids dominant in drier areas). Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Eroded slopes and flats below with drainage. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Sagebrush slopes, area beneath snow fence, and shale and sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Delany Rim, ca 5 air mi S of Tipton.
Sandy sagebrush areas below, eroded rim, and cushion community above; also areas of slumping with standing water. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Slate Ridge W of Wyo Hwy 487, ca 3.9 air mi N of Medicine Bow townsite.
Shale ridge with scattered ponderosa pine and greasewood bottom. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Willow Hill area, ca 13 air mi NW of Rawlins.
Limestone and sandstone outcrops, sandy and clay slopes with stream and pond below. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: along Dugout Draw at the west edge of Red Desert Basin, ca 27 air mi WNW of Wamsutter, ca 44 air mi ENE of Rock Springs.
Salt desert shrub with sparsely vegetated areas and knolls. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: flat near Separation Creek, ca 7 air mi E of Separation Point; ca 16 air mi S of Ferris.
Low basin with grasses, scattered sagebrush, and greasewood; sandy soil with clay in lower areas. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: ridge near Windy Hill, ca 8.5 air mi NE of Creston Junction; ca 19 air mi W of Rawlins.
Sparsely vegetated west facing slope with grasses and Arenaria; fine soil with scattered boulders. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: ca 31 air mi N of Red Desert; ca 22 air mi S of Sweetwater Station.
Top of low ridge with grasses and sagebrush; fine soil with gravel. Phenology: flowering.

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: ca 20 air mi SSE of Lander; ca 9 air mi N of Schoettlin Mountain.
Sparsely vegetated east facing slope with Atriplex; silt/clay soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Split Rock Canyon, ca 5 air mi NE of Steamboat Mountain; ca 2.5 air mi S of Freighter Spring.
Narrow sagebrush draw on west facing slope at base of sandstone outcrop. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Bush Rim, ca 3.5 air mi N of Freighter Spring; ca 12 air mi S of Oregon Buttes.
Sparsely vegetated serpentine slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Bush Rim, ca 4 air mi SW of Oregon Buttes; 6.5 air mi NE of Rock Cabin Spring.
Small draw on north facing slope below sandstone outcrops; sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: sand dunes near Table Mountain ca 6 air mi SE of Ferris; ca 3 air mi N of Windy Ridge.
Partially vegetated sand dunes with sagebrush and grasses. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Boggy Meadows, ca 4 air mi E of Separation Point; ca 6 air mi W of Rendle Spring.
Greasewood flat in basin; alkaline soil with sand. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Top of low ridge; partially vegetated with scattered grasses and sagebrush; fine shaly soil. Phenology: fruiting.

U.S.A., Arizona, Apache County: N of the Petrified Forest: Near the Rio Puerco.
T18N R24E S9
Phenology: vegetative only.
Annotated by C. L. Porter.
with Ruth A. Nelson

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: west side of Pass Creek Road, ca 3 air mi SW of town of Elk Mountain.
Greasewood flat near wet area of grasses and forbs. Phenology: flowering.

U.S.A., Wyoming, Fremont County: Upper North Platte and Laramie River Drainages: Granite Mountains: rock outcrop S of Agate Flats, ca 12.5 air mi NE of Jeffrey City.
Gravelly-sandy sagebrush grasslands. Phenology: flowering.

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: 1.6 road mi on County Road 302 from U.S. Hwy 285/24, ca 2.5 air mi E of Johnson Village; ca 4 air mi SE of Buena Vista.
Pinus edulis woodland. Phenology: flowering.

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Tenderfoot Hill area, on 4WD spur road off County Road 176 or Spiral Drive, 1 air mi NE of Salida.
Pinus edulis woodland. Phenology: flowering.

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: off Trail Gulch Road (County Road 51), ca 2 road mi from Gypsum, ca 1.5 air mi N of Gypsum.
Sagebrush steppe with scattered pinyon-juniper on clay and gypsum soil. Phenology: flowering.

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: Horse Pasture Recreation Site, along Eagle River off U.S. Hwy 6, south side of highway, ca 2 air mi W of Gypsum.
Palustrine wetland along river, dominated by cottonwoods. Phenology: vegetative only.

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 1 air mi E of Delaney Butte by Delaney Lakes.
T9N R81W S35
In marshy area by lakes.
with David Culp

U.S.A., Colorado, Jackson County: Sierra Madre\Park Range: Park Range: ca 1 air mi E of Delany Butte by Delany Lakes.
In marshy area by lakes.
Accession: 571319

U.S.A., Colorado, Jackson County: Sierra Madre\Park Range: Park Range: ca 1 air mi E of Delany Butte by Delany Lakes.
In marshy area by lakes.
Accession: 571318

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Twin Creek, ca 1.5 air mi E of Nugget.
Stagnant water in salty flats, surrounding sagebrush. Phenology: flowering.
with Ronald L. Hartman

U.S.A., New Mexico, Torrance County: Manzano National Forest.
Adobe soil; woodland. Phenology: fruiting.
Accession: USFS 452682

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: south end of Beer Mug Mountain, ca 15 air mi NW of Medicine Bow townsite; ca 13.5 air mi NE of Hanna.
Disturbed dirt road near hay field. Phenology: flowering.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 5 air mi SSW of Paonia.
Sagebrush and saltbush hills. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: along County Road 9 just E of U.S. Hwy 18, ca 1.5 air mi W of Edgemont.
Roadside and right of way. Phenology: vegetative only.
Annotated by Grace M. Kostel.
with Grace Kostel

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..
Grass uplands.. Phenology: vegetative only.

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.
On mesa tops and slopes; sand and rock soil. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SW of Edgemont.
On shale soil and shale banks of drainage cut. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 16.5-17 air mi SW of Edgemontand 0.5 mi N of Forest Road 7078.
On rock outcrop of grass upland. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 23.5-24 air mi SW of Edgemont at the three state corner of Nebraska, South Dakota and Wyoming in Indian Creek.
In dry creek bottom. Phenology: vegetative only.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 23 air mi NNW of Crawford and 0.5 mi W of Toadstool Road on Long Branch Creek.
In creek and on creek side slopes of heavy, white clay soil. Phenology: vegetative only.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 14.5-15 air mi SE of Hermosa and 2.4 mi N of County Road 18.
Butte rock slopes and top. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10-10.5 air mi WNW of Edgemont; Moss Agate Creek.
In side drainage of creek. Side slopes of rock and gravel. Phenology: fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 17.5 air mi SSW of Edgemont.
On east-facing bank of drainage. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 18 air mi SSW of Edgemont.
In alkali draw of silt. Phenology: vegetative only.

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.
Sides of draws in Artemisia tridentata shrubland and grassland. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 21 air mi SW of Edgemont.
Silver sagebrush plant community in silty soils of ephemeral draws. Phenology: vegetative only.

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.
Silt side slopes of draw and draw bottom of clay. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 23 air mi SW of Edgemont.
Up butte and across ridge, gravelly soil. Phenology: vegetative only.

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.
On shale sideslope grading into silt. Phenology: vegetative only.

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.
In deep draw of silt. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi WSW of Edgemont on ridge down to dam.
Shale bank draw. Phenology: flowering & fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 24 air mi NW of Crawford and 0.5 mi NW of Hat Creek Road on Hat Creek.
Dry creek bottom of heavy clay soils. Phenology: vegetative only.

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.
On slopes scattered with Juniperus scopulorum in a Nasellus viridula plant community of silty clay soils. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 2-2.5 air mi SW of Edgemont in Cottonwood Creek.
Alkali soils of creek drainage. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 3.5-4 air mi SW of Edgemont in Cottonwood Creek.
Alkali soils of creek drainage. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi SW of Scenic, Heutmacher Table.
On east facing slopes in stands of Juniperus scopulorum, soils are loose shale eroding into black loam. Phenology: vegetative only.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 2.5-3 air mi WSW of Scenic.
On juniper covered side slopes of deep cut drainages, soils are loose shale eroding into black loam. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi WSW of Edgemont.
In large reservoir with clay alkaline soils. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 16 air mi SW of Edgemont.
In reservoir having clay alkaline soils. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi SSW of Edgemont.
In reservoir having clay alkaline soil. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi WNW of Edgemont in side drainage of Moss Agate Creek.
In grass/shrubland broken by drainage channels, soils are loamy clay and alkaline. Phenology: fruiting.

In Artemisia tridentata shrub habitat, soils are loose gravel and sandy loam. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: Arroyo La Jara near west forest boundary, just S of U.S. Hwy 64, WSW of Dulce.
Arroyo floodplain and flats with Artemisia tridentata and chamisa. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: in Carrizo Canyon above Arroyo Companero on Forest Road 314A, just W of Aqua Bonita Spring, ca air mi of Dulce.
Clay slope below coarse-grained sandstone and adjacent sagebrush flats. Phenology: flowering.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: near the head of South Fork Dorsey Creek on Dorsey Creek or BLM Road 1103, ca 4 air SE of Sheep Mountain, ca 8 air mi SSW of Otto; ca 17 air mi WSW of Basin.
Flats below the badlands with scattered shrubs and sandstone outcrop. Phenology: flowering & fruiting.
with Luanne Lum

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: above the head of Buffalo Springs Creek on a tributary of Nowater Creek, ca 3 air mi N of Hawks Butte, ca 18 air mi SW of Big Trails; ca 32 air mi E of Thermopolis.
Steep, nearly barren clay slopes. Phenology: flowering.
with Luanne Lum

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Fifteen Mile or BLM Road 1429, ca 1 air mi W of North Fork Fifteen Mile Creek, ca 14.5 air mi NW of Worland.
Dry flats adjacent to reservoir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: Flume Reservoir on a tributary of Wildcat Gulch, along BLM Road 1406, ca 4 air mi SE of Neiber; ca 9 air mi SSW of Worland.
Clay flats around the reservoir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along County Road 327, ca 15 air mi NNE of Greybull.
Juniper with sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Wyo Hwy 170 at Hamilton Dome, ca 15 air mi WNW of Thermopolis.
Sagebrush on sandy soils and rock faces. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1427, ca 7 air mi ENE of Worland.
Sagebrush and grasses. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Gooseberry Creek or County Road 14, ca 15 air mi ESE of Meeteetse.
Sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: W of Lower Nowood or County Road 47, ca 9.3 air mi S of Hyattville.
Sagebrush with greasewood on sandy soil. Phenology: flowering & fruiting.
with Michelle Wilson

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along South Fork Elk Creek, ca 7.5 air mi SSW of Basin and 6.5 air mi W of Manderson.
Riparian on sandy soil; sagebrush on sandy soil. Phenology: flowering.
with Michelle Wilson

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along County Road 24 1/2, ca 3.8 air mi WNW of Basin and ca 4.5 air mi SSW of Greybull.
Sagebrush on sandy soil. Phenology: fruiting.
with Michelle Wilson

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along County Road 40, ca 37.5 air mi NW of Basin and ca 4.5 air mi SSW of Greybull.
Sagebrush and greasewood with Salsola. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: SE of Wardel Reservoir dam, ca 13 air mi WSW of Basin and ca 16 air mi WSW of Greybull.
Sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Foster Gulch or BLM Road 1119 (mapped as BLM Road 1919), ca 7 air mi SSW of Lovell and ca 26 air mi NW of Greybull.
Sagebrush on sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along South Fork Shoshone River near Buffalo Bill Reservoir, ca 11 air mi WSW of Cody.
Riparian. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Buffalo Springs Creek at Nowater Trail or BLM Road 1404, ca 11 air mi SW of Big Trails; ca 32 air mi SE of Worland.
Flats along the stream channel. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: [location and coordinates withheld]
Sagebrush/greasewood flats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: in the vicinity of the confluince of Parker Spring Gulch and Fifteenmile Creek, ca 4 air mi N of Whistle Berry Hill, ca 11.5 air mi ENE of Meeteetse.
Greasewood/cactus flats. Phenology: flowering.

U.S.A., Wyoming, Park County: Bighorn Basin: along Fifteenmile Creek at Fifteenmile Creek or BLM Road 1429 crossing, ca 3 air mi W of Dead Indian Hill, ca 14 air mi E of Meeteetse.
Sagebrush/greasewood flats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Road Reservoir and Charco along Fifteenmile Creek or BLM Road 1429, ca 0.5 air mi NW of Dead Indian Hill, ca 28 air mi WSW of Basin.
Dry flat around reservoir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Montgomery Draw Wetland Protection Project ca 1.5 air mi N of Fivemile Creek, ca 7 air mi SW of Manderson; ca 11.5 air mi S of Basin.
Clay slopes and flats adjacent to the reservoir area, with Atriplex and Artemisia. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Elk Creek ca 3.5 air mi above the Big Horn River, ca 6.5 air mi WNW of Manderson; ca 5.5 air mi SSW of Basin.
Clay flat dominated by Atriplex gardneri. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along County Lane 43 and along the Greybull River, ca 2 air mi SE of Otto; ca 10 air mi W of Basin.
Open flats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: Chimney Reservoir between Chimney Springs Draw and Fiscus Gulch, ca 3 air mi SE of Castle Gardents, ca 6 air mi S of Ten Sleep.
Dry reservoir bed. Phenology: fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Indian Creek, ca 4--5 air mi E of Big Cedar Ridge and 3--4 air mi W of the Nowood River, ca 13.5 air mi S of Ten Sleep.
Open flats above the stream channel. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along East Fork Nowater Creek, ca 3 air mi W of Joe Henry Fork, ca 11.5 air mi SE of Worland.
Silt/sand bars, banks along stream channel, and adjacent sandy flats with scattered cottonwoods. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Lower and Upper Hanover canals at the end of Lane 7, ca 7.5-8 air mi NNE of Worland.
Disturbed flats with Siberian elm, Russian olive, cottonwood, and shrubs. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Black Mountain or Wyo Hwy 172, ca 6.4 air mi E of Lucerne and ca 10.4 air mi NE of Thermopolis.
Sagebrush with sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Red Hole or BLM Road 1426, ca 7.5 air mi ESE of Lucerne and ca 11.2 air mi NE of Thermopolis.
Sagebrush with sandy soil. Phenology: vegetative only.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Wyo Hwy 172 and BLM Road 1406, ca 8.2 air mi E of Lucerne and ca 12 air mi NE of Thermopolis.
Sagebrush with sandy soil. Phenology: vegetative only.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along BLM Road 1406, ca 7.5 air mi ENE of Lucerne and ca 12.7 air mi NE of Thermopolis.
Sagebrush with sandy soil. Phenology: vegetative only.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along BLM Road 1408 south, ca 14.5 air mi ESE of Lucerne and ca 15.5 air mi ENE of Thermopolis.
Sagebrush on sandy soil with cobbles. Phenology: vegetative only.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along west side of Kirby Creek and ca 0.5 air mi S of Wyo Hwy 172 and ca 14.8 air mi ESE of Lucerne and ca 17 air mi ENE of Thermopolis.
Sagebrush and greasewood in sandy soil. Phenology: buds.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1427 W of Sand Creek, ca 7.3 air mi NE of Worland.
Sagebrush and greasewood on mudstone and sandstone. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1427 W of Sand Creek, ca 9.2 air mi NE of Worland.
Sagebrush and greasewood on mudstone and sandstone. Phenology: vegetative only.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Fifteen Mile or BLM Road 1429, ca 7 air mi NW of Worland.
Sagebrush and greasewood in sandy soil with cobbles. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Fifteenmile or BLM Road 1428, ca 7.2 air mi NNE of Worland.
Sagebrush on sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along U.S. Hwy 16, ca 1.9 air mi ESE of Ten Sleep.
Juniper with sagebrush and yucca on sandy soil and shale. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1404, ca 9.0 air mi S of Worland and S of East Fork Nowater Creek.
Sagebrush on sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: E of Cottonwood Creek and Wildhorse Hill, ca 7.1 air mi ENE of Ten Sleep.
Sagebrush and juniper on sandy slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 47 at Red Gulch, ca 8.2 air mi NW of Ten Sleep.
Sagebrush and juniper on sandy slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along BLM Road 1409, south tributary and headwaters of Mud Creek, ca 21.8 air mi ENE of Thermopolis.
Sagebrush on sandy soil of Cody shale. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along BLM Road 1409 S of Nowater Creek and W of Scorpion Draw, ca 24.5 air mi ENE of Thermopolis.
Sagebrush on sandy soil of Cody shale. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along BLM Road 1117, ca 3.7 air mi SE of Hyattville.
Juniper and sagebrush on claystone and sandstone. Phenology: vegetative only.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Lane 42 1/2, ca 5.9 air mi ESE of Otto and ca 10 air mi ESE of Greybull.
Irrigation ditch. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 19, ca 8.5 air mi NNE of Thermopolis at Kirby Creek.
Riparian. Phenology: flowering.

U.S.A., Wyoming, Big Horn County: [location and coordinates withheld]
Irrigation ditch. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Wyo Hwy 434 E of Nowood River, ca 9 air mi SSE of Ten Sleep.
Agricultural ditch. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1431 N of Wyo Hwy 431, ca 25.5 air mi W of Worland.
Reservoir and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: [location and coordinates withheld]
Agricultural ditch. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 36 and Grass Creek, ca 2.5 air mi W of Grass Creek (Post Office) and ca 32 air mi NW of Thermopolis.
Juniper and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Coon Creek, ca 2 air mi S of Byron.
Riparian. Phenology: fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Lane 7 and Sage Creek, ca 1.5 air mi E of Deaver and ca 7.8 air mi WNW of Lovell.
Riparian and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road
Reservoir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along Shoshone River W of Willwood Dam and County Road
Sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 86, ca 14.5 air mi NNE of Thermopolis.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Orchard Bench or County Road 1121 and Elk Creek, ca 5 air mi S of Basin.
Mixed riparian and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 6QS at South Fork Shoshone River and Sheep Creek, ca 13.5 air mi SW of Cody.
Riparian. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: east portion of Ralston Reservoir and Garland Canal, ca 5.5 air mi WSW of Powell and ca 17.5 air mi NE of Cody.
Reservoir and canal. Phenology: fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along Dry Creek at U.S. Hwy 14, 16, & 20 crossing, ca 21 air mi ESE of Cody; ca 29.5 air mi WSW of Greybull.

U.S.A., Wyoming, Washakie County: Bighorn Basin: on Bighorn Canal W of Wyo Hwy 433, ca 8.6 air mi N of Worland.
Irrigation canal. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Teton Reservoir E of Wyo Hwy 71, ca 12.4 air mi S of Rawlins.
Greasewood/sagebrush in vicinity of reservoir. Phenology: flowering.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: at Five Springs Creek, ca 16 air mi ESE of Lovell.

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 3FK at South Fork Dry Creek, ca 16 air mi SSE of Cody.
Sagebrush on sandy mudstone. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: at Custer Lake W of County Road 3FK in Oregon Basin, ca 10 air mi SE of Cody.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Wyo Hwy 120 and Buffalo Creek, ca 10 air mi SE of Meeteetse.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: at Murphy Draw along Wyo Hwy 431 and BLM Road 1302, ca 27.5 air mi W of Worland and ca 21.5 air mi ESE of Meeteetse.
Sagebrush on mudstone. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Sand Draw at Wyo Hwy 17, ca 35 air mi ESE of Worland and ca 19 air mi SE of Meeteetse.
Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Grass Creek and Wyo Hwy 171, ca 25 air mi NW of Thermopolis.
Riparian. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dry Creek and drainage canal, ca 8.5 air mi W of Greybull.

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: Naturita Creek.
Creek bed and sandstone ledges, grazed and weedy along creek and irrigation ditch, with pinyon and juniper on the ledges. Phenology: vegetative only.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Calamity Draw, ca 0.3 mi from Colo Hwy 141 near Nucla.
Disturbed, weedy area with Tamarix, Rhus, Salix, and Sarcobatus. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: Dry Creek Basin.
Sandy flats with Artemisia, Atriplex, Gutierrezia, Centaurea, and Chrysothamnus; very dry. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Kindt Reservioir E of Wyo Hwy 71, ca 14.7 air mi SE of Rawlins; ca 13 air mi S of Sinclair.
Creek bed running through greasewood/sagebrush flats. Phenology: flowering.

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: San Miguel River Drainage: The Nature Conservancy Preserve.
Riparian area with Quercus and Rhus, uplands with Artemisia and Atriplex. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: Roc Creek.
Riparian area with Salix exigua and Distichlis spicata. Phenology: flowering & fruiting.
with Laura Cosse

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: along Dolores River.
Riparian area along river with Salix exigua and Tamarix. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Sage Creek W of County Road 401, ca 22 air mi S of Rawlins; ca 19 air mi W of Saratoga.
Along creek; surrounded by greasewood, sagebrush, wild rose, and wild licorice. Phenology: flowering.

U.S.A., Colorado, Montrose County: Uncompahgre Basin: ca 1/4 air mi S of Dry Cedar Creek and southern-most portion of Kinikin Heights Road.
Adobe hills. Phenology: fruiting.
Melanie Arnett, 30. 6/7/1998.

U.S.A., Colorado, Gunnison County: [location and coordinates withheld]
Salt flat. Phenology: fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 2 air mi E of Cortez, NW of Montezuma County Fairgrounds, along McElmo Creek.
Pinyon-juniper, Artemisia, and rabbitbrush along creek with selenium odor; south-facing slopes. Phenology: flowering.
Accession: 712383

U.S.A., New Mexico, no county County: N of Datil National Forest on private land; Rito Live Stock Company pasture.
On deep sandy loam. Phenology: fruiting.
Accession: USFS 452681

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Colorado Hwy 141, mouth of Disappointment Valley. ca. 20 air miles N of Dove Creek Colorado.
Elev. 1750 m.
Desert Shrub community. Phenology: fruiting.
with Marie Rambo

U.S.A., Colorado, San Miguel County: [location and coordinates withheld]
Elev. 2000 m.
Pinyon Juniper, sandy soil and cap rock. Phenology: fruiting.
with Marie Rambo

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: southeast corner of Ocean Lake, ca 5 air mi ENE of Kinnear; ca 14 air mi NW of Riverton.
Overgrazed saline flats. Phenology: flowering.
Annotated by Rachel Newton.
with Rob Massatti and Rachel Newton

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: west end of Lake Camaehwait (Bass Lake), ca 2 air mi W of Boysen Reservoir, ca 8.5 air mi NW of Shoshoni; ca 20 air mi NNE of Riverton.
Stony sandy or clay slopes and adjacent flats above the lake. Phenology: flowering.
Annotated by Rachel Newton.
with Rob Massatti and Rachel Newton

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Fivemile Creek Bay of Boysen Reservoir and along Fivemile Creek, ca 4.5 air mi W of Shoshoni; ca 17.5 air mi NE of Riverton.
Along the edge of the reservoir. Phenology: flowering.
Annotated by Rachel Newton.
with Rob Massatti and Rachel Newton

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: along Muddy Creek ca 3 air mi WSW of Lake Cameahwait (Bass Lake), ca 10.5 air mi WNW of Shoshoni; ca 18 air mi N of Riverton.
Greasewood/saltbush flats. Phenology: flowering.

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: North Fork Crazy Woman Creek, ca 14 mi S of Buffalo.
Dry Sarcobatus/Artemisia scrub uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Wetlands and Adjacent Areas: small pond, ca 21 air mi W of Midwest.
Dry, grazed uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Wetlands and Adjacent Areas: School Creek, ca 17 air mi E of Wright.
Parched Sarcobatus-covered uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Wetlands and Adjacent Areas: Pine Creek, ca 5 air mi SE of Upton.
Dry uplands. Phenology: flowering.

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: Powder River, ca 29 air mi E of Buffalo.
Dry sandy uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: Salt Creek, ca 16 air mi E of Kaycee.
Dry overgrazed uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Johnson County: [location and coordinates withheld]
Dry sandy uplands in praire dog town. Phenology: flowering.

U.S.A., Wyoming, Washakie County: Wetlands and Adjacent Areas: Nowood River, ca 12 air mi NW of Ten Sleep.
Dry heavily grazed uplands. Phenology: flowering.

U.S.A., Wyoming, Washakie County: Wetlands and Adjacent Areas: Big Horn River, ca 16 air mi N of Thermopolis.
Parched sandy uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Bridger Creek, ca 3 air mi NW of Lysite.
Dry rocky uplands. Phenology: flowering.

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: Deaver Reservoir, ca 2 air mi NNW of Deaver; ca 12 air mi NE of Powell.
Dry sandy uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: Shoshone River, ca 16 air mi SW of Powell; ca 8 air mi NE of Cody.
Dry uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Wind River, ca 4 air mi SE of Dubois.
Dry, sandy hillside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Duck Creek, ca 4 air mi W of Pinedale.
Dry, rocky uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Wetlands and Adjacent Areas: Dugout Creek, ca 9 air mi W of Midwest.
Growing along stagnant creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Muddy Gap.
42.3516° N, 107.4573° W; NAD 83, uncertainty 0.75 mi., Digital Map
Alkaline soil. Phenology: fruiting.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Jackson Lake N of Wyo Hwy 220, ca 8.6 air mi NE of Three Forks Junction.
Dry saline lake shores dominated by graminoids and bordered by sagebrush and greasewood. Phenology: flowering.

Sarcobatus vermiculatus ()
U.S.A., Arizona, Coconino County: Coconino National Forest: Turkey Tanks.
On loose, cindery soil; with poorly stocked grama, underwoodland and yellow pine timber. Phenology: vegetative only.
Robert R. Hill, 277. //.
with J. T. Jardine
Accession: USFS 452680

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: along road to immediate S of Rio Chama, 1.5 road mi (est.) W of edge of Abiquiu Land Grant.
Roadside between river and 40 deg, north-facing sedimentary bank of pinyon/juniper. Phenology: fruiting.

Dry creek bed. Phenology: flowering.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: on the west side of the south end of Mesa de Cuba, ca 3/4 mi N of the head of Arroyo Chijuillito, ca 4 air mi SW of Cuba.
Sandy clay flats. Phenology: flowering.
with Jill Larson

U.S.A., New Mexico, Cibola County: Manzano National Forest.
T12N R9W S15
On west slope; dry, sandy soil. Phenology: vegetative only.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin Reservoir N of Wyo Hwy 77, ca 25 air mi NW of Medicine Bow townsite.
Saline lake shores bordered by rabbitbrush and greasewood. Phenology: flowering.

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: arroyo, ca 29 air mi NW of Wagonhound Bench; ca 6 air mi NW of Hamilton Dome.
Northeast-facing slopes and terraces along arroyo.
with George Jones

U.S.A., Wyoming, Albany County: Howell Lakes.
Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Sweetwater Stage Station.
Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Wamsutter.
Phenology: buds.

U.S.A., Wyoming, Sweetwater County: Bitter Creek.

U.S.A., Wyoming, Park County: Yellowstone National Park: Mammoth Hot Springs.
On old denuded hot springs formations. Phenology: flowering.
with Elias Nelson

U.S.A., Wyoming, Albany County: Seven Mile Lake.
with Elias Nelson

U.S.A., Wyoming, Sweetwater County: Green River.
Phenology: flowering.

U.S.A., New Mexico, McKinley County: Flat 7 mi S of Gallup on road to Zuni, New Mexico Hwy 32.
Phenology: flowering.

U.S.A., Wyoming, Big Horn County: Along Bighorn River near Kane.
Common: sagebrush in sandy loam. Phenology: vegetative only.

U.S.A., Wyoming, Big Horn County: 1.5 mi S of Kane.
Riparian bottom to clay flat in Salix cover class. Phenology: flowering.

U.S.A., Wyoming, Park County: Bighorn Basin: along east side of U.S. Hwy Alt. 14, just S of Shoshone River, NE of Cody.
Sagebrush-grassland with Artemisia tridentata, Artemisia cana, Arenaria hookeri, and Agropyron spicatum. Phenology: flowering.

U.S.A., Wyoming, Park County: Bighorn Basin: along west side of Oregon Basin Road, ca 1.5 mi S of U.S. Hwy 14, 16, & 20.
Sagebrush-grassland with Artemisia tridentata var. wyomingensis, Artemisia pedatifida, Delphinium geyeri, Bouteloua gracilis, Carex filifolia, and Stipa comata. Phenology: flowering.

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/8-1/4 mi N of County Road 3LE and the Greybull River; ca 5 mi NE of Wyo Hwy 120.
Gully bottom and sides in sagebrush-grassland with Elymus cinereus, Psoralea lanceolata, Rhus trilobata, Allium textile and Symphoricarpos oreophilus. Phenology: buds.

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: ridge ca 1/4 mi N of Gooseberry Creek, in foothills ca 12 mi S of Meeteetse.
Rocky sagebrush-grassland with a few scattered limber pine and juniper, and with Psoralea lanceolata, Bouteloua gracilis, Astragalus spatulatus, and Heterotheca villosa. Phenology: buds.

U.S.A., Wyoming, Park County: Absaroka Mountains: Ballinger Ranch on the south side of North Fork Shoshone River; ca 18 mi W of Cody.

U.S.A., Wyoming, Fremont County: Great Divide Basin: ca 3 mi N of Oregon Buttes.
Sagebrush-grassland. Phenology: vegetative only.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along U.S. Hwy 14, 16, and 20, 0.1-0.3 mi W of mouth of Horse Creek.
Wet soil, gravelbar-riparian community. Phenology: flowering.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along the north side of the North Fork Shoshone River, ca 1/2-2 mi W of Wapiti.
Phenology: flowering.

U.S.A., New Mexico, McKinley County: Manzano National Forest: in front of Rehoboth Mission.
On adobe clay inclined to alkali; with greasewood and weeds. Phenology: vegetative only.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along north side of North Fork Shoshone River, ca 0.5-1 mi W of the mouth of Canyon Creek.
In sagebrush-grassland community. Phenology: vegetative only.

U.S.A., Wyoming, Albany County: City of Laramie.
Sarcobatus vermiculatus. Phenology: fruiting.

U.S.A., Wyoming, Albany County: City of Laramie.
Sarcobatus vermiculatus. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Casper Mountain area: 1 mi N of where Katy Creek Crosses Gothmore Loop.
Sagebrush-grassland. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Between Green and Ferris Mountain, near Muddy Creek, just S of Muddy Gap; ca 40 air mi NNW of Rawlins.
Greasewood flats with Atriplex. Phenology: flowering.
Frank Blomquist, 20. 8/11/1983.

U.S.A., Wyoming, Johnson County: Buffalo.

U.S.A., Wyoming, Carbon County: Dana Ridge Deer Area: I-80 mile 243.5, 300 yards N of I-80.
Sagebrush-grass. Phenology: buds.

U.S.A., Wyoming, Carbon County: Medicine Bow River Deer Area, I-80 mile 256.5, 50 yds N of I-80.
Sagebrush-greasewood. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Near Edmund Springs.
Pond margins. Phenology: buds.

U.S.A., Wyoming, Lincoln County: Kemmerer.
Growing on alkali flats. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: 14 mi N of Shoshone on Birdseye Creek.
Phenology: flowering & fruiting.
Annotated by C. L. Porter.

U.S.A., Wyoming, Fremont County: Lysite Badlands: Pony Creek #1 gas line site just W of Moneta-Lysite Road, 3.3 road mi N of Moneta.
Bottom of wash in Artemisia tridentata-Stipa comata grassland. Phenology: vegetative only.

U.S.A., Arizona, Coconino County: Painted Desert near Tuba.
T32N R11E S28
15-31 Jul 1920. Phenology: flowering.

U.S.A., Wyoming, Albany County: Laramie Basin: Garret Road (County road 161), 3.5 mi NE of Wyo Hwy 30.
Floodplain of Rock Creek. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Cedar Canyon, NNE of Rock Springs.
On sage brush dominated hillsides. Phenology: flowering.
Kathleen Means, 40. 9/9/1976.

U.S.A., Wyoming, Albany County: Centennial.
41.2701° N, 106.14° W; NAD 83, uncertainty 0.5 mi., Digital Map
Alkali flats. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Washakie Basin: ca 16 mi W of Wyo Hwy 789.

U.S.A., Wyoming, Fremont County: Washakie National Forest: Little Horse Creek.
Sandy, sagebrush flat. Phenology: buds.
Richard T. Guthrie, 23. 6/21/1914.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Saratoga Lake E of Wyo Hwy 130, ca 1.2 air mi ENE of Saratoga; ca 18 air mi N of Encampment.
Wetlands and disturbed gravelly area surrounding lake. Phenology: flowering.

U.S.A., Wyoming, Goshen County: 4.5 mi S of Huntley.
Grassland with Opuntia, Sphaeralcea. Phenology: flowering.

U.S.A., Wyoming, Hot Springs County: 8.5 mi NW of Kirby.
Shallow draw with Bromus and Sisymbrium. Phenology: flowering.

U.S.A., Wyoming, Sublette County: 5 mi NW of Big Sandy Reservoir.
Sandy-clay flat with Atriplex gardneri and Artemisia spinescens. Phenology: vegetative only.

U.S.A., Wyoming, Platte County: 10 mi NW of Wheatland.
Grassy slope with Sporobolos airoides and Hordeum. Phenology: vegetative only.

U.S.A., Wyoming, Carbon County: Along U.S. Hwy 287 in Wyoming Basin, 6 mi S of Lamont.
In sand along road. Phenology: fruiting.

U.S.A., Wyoming, Big Horn County: On west side of Big Horn River valley, N of Shoshone River, 24 km. NE of Lovell.
In loamy clay at base of hill. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Edemund Springs.
East bank of springs. Phenology: fruiting.
Steve Anderson, 1. 6/9/1992.

U.S.A., Wyoming, Uinta County: Fort Bridger.
Phenology: buds.
Thomas C. Porter, s.n.. 7/21/1873.

U.S.A., Wyoming, Carbon County: Sage Creek, Wyo Hwy 71; ca 22 air mi S of Rawlins.
Growing alone in silty alkaline soil. Phenology: vegetative only.
Thomas J. Mastrella, 148. 7/28/1980.

U.S.A., Wyoming, Natrona County: Along Wyo Hwy 487, 10 mi N of Carbon-Natrona line.
with Jane P. Nelson

U.S.A., Wyoming, Carbon County: Along Wyo Hwy 77, 3.5 mi from junction with Wyo Hwy 487 at foot of Shirley Rim.
Along highway. Phenology: flowering.
with Jane P. Nelson

U.S.A., Wyoming, Fremont County: Near Crowheart.
River bottoms. Phenology: vegetative only.

U.S.A., Wyoming, Fremont County: Riverton; city dump.
Moist and dry areas. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Fort Steele State Recreation Area, ca 6.6 air mi NW of Walcott Junction; ca 8.4 air mi E of Sinclair.
Gravelly area among fort ruins; disturbed. Phenology: flowering.

U.S.A., Wyoming, Teton County: Gros Ventre River Drainage: north bank of Gros Ventre River, ca 1 air mi SE of Breakneck Creek, ca 3.5 air mi ESE of Upper Slide Lake.
Semi-barren alkaline clay flats at edge of beaver pond-marsh complex. With small, scattered Sarcobatus vermiculatus, Monolepis nuttalliana, and Sporobolus airoides. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Basin: south bank of Spring Creek north of Third Street exit of I-80 on south side of Laramie.
Greasewood flats on heavy clay soil; understory of Distichlis spicata and Lepidium ramosissimum. Phenology: buds.

U.S.A., Wyoming, Fremont County: Kirby Draw.
On a lower slope of badlands. Phenology: buds.

U.S.A., Colorado, Jackson County: North-central Colorado: North Park: 3.5 air mi S of Cowdrey.
Greasewood flats and vicinity. Phenology: fruiting.

U.S.A., Colorado, Jackson County: North-central Colorado: North Park: Carlstrom Reservoir (Cowdrey Lake), ca 1.2 air mi S of Cowdrey.
Shoreline to sagebrush uplands including old railroad bed and irrigation ditch. Phenology: flowering.
Annotated by B. E. Nelson.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: top and upper slopes of Delaney Rim, ca 4 air mi W of northernmost point of Delaney Rim; ca 13.5 air mi WSW of Wamsutter.
Badlands draw. TRS correct in database, incorrect on label. Phenology: vegetative only.

U.S.A., South Dakota, Fall River County: 3 mi SW of Edgemont.
T9S R2E S15
On dry soil. Occasional. Phenology: flowering.
Arthur C. McIntosh, 999. 9/4/1927.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Pathfinder Reservoir: National Wildlife Refuge N of County Road 410, ca 24 air mi NE of Three Forks Junction.
Sagebrush grassland on sandy shelf above reservoir. Phenology: fruiting.

U.S.A., South Dakota, Fall River County: Hot Springs.
Phenology: vegetative only.
Harry Hapeman, s.n.. 9//1892.

U.S.A., South Dakota, Fall River County:
Phenology: flowering & fruiting.

Big sagebrush draw in surrounding sagebrush grasslands; dry sandy soil. Phenology: fruiting.

U.S.A., Colorado, Grand County: 4 mi N of Troublesome.
Alkali spot. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: 2 mi S of Kremmling.
Alkali soil; greasewood. Phenology: flowering & fruiting.
Annotated by F. R. Fosberg in 1940.

U.S.A., Colorado, Montrose County: Dolores River Canyon: 7.8 mi due NE of Paradox.
Roadside, with greasewood, knapweed, and gray hoary aster. Phenology: flowering & fruiting.

U.S.A., Colorado, Moffat County: Dinosaur National Monument: Gates of Lodore Campground: ca 1/4 mi SE of Lodore Ranger station.
On sandy soils of flat terrace deposits in bottomland with Chrysothamnus, Agropyron repens, and Elymus cinereus. Phenology: flowering & fruiting.
with S. Galatowitsch

U.S.A., Colorado, Montrose County: Ca 10 mi E of Montrose: at junction of highways 50 and 347.
Sagebrush scrub. Phenology: flowering & fruiting.
with D. Neill

U.S.A., Colorado, Jackson County: Above Lake John.
Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Mancos.
Railroad banks. Seen at one place near town. Phenology: flowering & fruiting.
Annotated by Marcus E. Jones.
with F. S. Earle and S. M. Tracy

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: top and upper slopes of Delaney Rim, ca 4 air mi W of northernmost point of Delaney Rim; ca 13.5 air mi WSW of Wamsutter.
Badlands draw. Phenology: vegetative only.

U.S.A., Colorado, Mesa County: Region of the Gunnison Watershed: Grand Junction.
Phenology: flowering & fruiting.
Annotated by Edward L. Greene.

U.S.A., Colorado, Saguache County: Cochetopa National Forest: Saguache Ranger Station.
Level slope; gravelly loam soil. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Ute Indian Reservation: 15 mi SW of Towaoc.

U.S.A., Colorado, Montrose County: Near Montrose.
Alkali flat. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Paradox.
Dry flat in foothills. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Gunnison National Forest: Cottonwood Creek.
10% south slope; clay loam soil; park with sage, rabbit brush, and others. Phenology: flowering & fruiting.

U.S.A., Colorado, Jackson County: North Park.
18 Aug 1894 and 10 Sep 1897 Phenology: fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forst: Colorado River 8-10 mi E of Kremmling.
River bottom; alkali flat.
Harley A. Orahood, s.n.. 6/6/1961.

U.S.A., Colorado, Mesa County: Grand Junction.
Harvey Markman, 2644. //1906.

U.S.A., Colorado, Alamosa County: Alamosa.
Flat. Phenology: flowering & fruiting.

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.
Shale hill arising from greasewood-sagebrush flats. Phenology: flowering.

U.S.A., Colorado, Montrose County: Olathie.

U.S.A., Colorado, Garfield County: Near White River National Forest: 4 mi E of Grand Valley.
Roadside; park. Alkali flats with saltbrush. Phenology: vegetative only.
Annotated by Miriam L. Bomhard.

U.S.A., Colorado, Las Animas County: 14 mi E of Beshoar Junction.
On semi-barren alkali flat. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: San Isabel National Forest.
Level slope; clay soil. Phenology: fruiting.

U.S.A., Colorado, Rio Grande County: Monte Vista: near the Rio Grande National Forest:
Level slope; sandy loam soil. Meadow. Phenology: fruiting.
Annotated by F. R. Fosberg in 1940.

U.S.A., Wyoming, Natrona County: Laramie Range: Twin Buttes E and N along limestone cap and SW on two track to Sand Draw.
Calcareous substrate above, shale below. Phenology: flowering & fruiting.
Annotated by B. A. Packer.
with B. A. Packer

U.S.A., Colorado, Moffat County: Dinosaur National Monument: Deerlodge Park.
T6N R99W S28 NE1/4 of SW1/4 of NE1/4
On pebbly, clay soil with Artemisia tridentata and Agropyron smithii. On flat. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Badger Wash Experimental Area.
Salt desert-shrub. Phenology: flowering & fruiting.
with Glen L. Ranck

U.S.A., Colorado, Rio Blanco County: Ca 1 mi E of junction of Buckhorn Draw and Little Duck Creek. 1/4 of
Elev. 2042 m.
T1S R99W S4 SW1/4 of SE1/4 of NE1/4
On gravelly soil of draw with Artemisia tridentata. Phenology: flowering & fruiting.
with T. Naumann

U.S.A., Colorado, Montezuma County: Mesa Verde National Park.
Jul-Aug 1915 Phenology: flowering & fruiting.

U.S.A., Colorado, Garfield County: Rifle Gap.

U.S.A., Colorado, Saguache County: Cochetopa National Forest: along Saguache Road.
West slope; weeds; gravelly soil. Phenology: fruiting.
William O. Sander, 25. 7//1916.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Commissary Ridge: ca 0.5 air mi SE of Kemmerer Reservoir along powerlines E of paved road; ca 12 air mi NW of Kemmerer.
Rolling sagebrush-grasslands, southwest exposure with some aspen on northeast side of gravelly ridge, also along roadside. Phenology: flowering.
Accession: 1011349, Barcode: RM0289279

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.
Gravelly hills and flats with sagebrush and greasewood. Phenology: flowering.

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: creek N of Colorado River NW of and near McCoy, ca 18 air mi SSE of Yampa.
Dry land above creek with sagebrush, and dry wash.
James P. Vanderhorst, 3316. 7/15/1991.
with Carlos Palaci

U.S.A., Colorado, Garfield County: [location and coordinates withheld]
Dry southwest-facing slopes, shale and clay, with juniper, pinyon pine, and prickly pear.
James P. Vanderhorst, 4542. 9/20/1991.

U.S.A., Wyoming, Natrona County: Laramie Range: off of Wyo Hwy 487, ca 40 air mi SE of Casper on County Road 402.
Dry creekbeds. Phenology: vegetative only.
with T. McGowan & J. Brondum

U.S.A., Wyoming, Natrona County: Laramie Range: off of Wyo Hwy 487, along Big Red Creek on County Road 505; ca 30 air mi SE of Capser .
Sarcobatus-Chrysothamnus scrubland. Phenology: fruiting.
with T. McGowan & J. Brondum

Slopes and bottoms of gullies in badlands. Phenology: flowering.
with Beth Ward

Knoll and slope above saltbush flats. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: along Hartt Cabin Draw and benchland to the west, ca 34.5 air mi S of Wamsutter; ca 16 air mi WNW of Baggs.
T14N R94W S26 South1/2
Desert shrub benchland back of the bluffs. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: along the Continental Divide on Delaney Rim, ca 4.5 air mi S of Tipton, ca 47.5 air mi E of Rock Springs; ca 16.5 air mi WSW of Wamsutter.
Low sand dunes on the flats. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: along Black Butte Creek, ca 2.5 air mi W of Black Buttes, ca 8.5 air mi SSW of Point of Rocks; ca 19 air mi E of Rock Springs.
Greasewood-saltbush mosaic on the flats. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: along Vermillion Creek above Hiawatha or County Road 25 and ca 2/3 mi N of Colorado, ca 48 air mi SE of Rock Springs.
Sand bars and stream margins. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: along Bitter Creek S or County Road 19S at the west base of Kinney Rim, ca 41.5 air mi SE of Rock Springs; ca 35 air mi S of Point of Rocks.
Edge of badlands. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Carson Springs at the east base of Kinney Rim, ca 41.5 air mi SE of Rock Springs; ca 34 air mi SSE of Point of Rocks.
Dry areas around the springs. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: along Alkali Wash below Patrick Draw or County Road 24, ca 3.5 air mi WNW of Pine Butte, ca 29 air mi SE of Rock Springs; ca 24 air mi S of Point of Rocks.
Greasewood flats. Phenology: flowering & fruiting.
Annotated by Beth Ward.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: along Bitter Creek between Black Buttes and Bitter Creek UPRR sidings, ca 30.5 air mi ESE of Rock Springs; ca 34 air mi WSW of Wamsutter.
Greasewood flats. Phenology: vegetative only.

Stony slope near the creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: along BLM Road 4412 in the Shell Creek drainage, ca 3.5 air mi SE of the Eversole Ranch, ca 44 air mi SE of Rock Springs; ca 25.5 air mi SW of Wamsutter.
Flats adjacent to saltgrass meadows. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: along Shell Creek at BLM Road 4412 crossing just W of Skull Creek Rim, ca 1 1/4 mi SSE of Cow Creek Ranch, ca 52.5 air mi SE of Rock Springs; ca 36 air mi W of Baggs.
Flats adjacent to the stream channel. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: along Muddy Creek on the north end of Peach Orchard Flat, ca 14.5 air mi N of Baggs; ca 41 air mi SW of Rawlins.
Greasewood-sagebrush flats. Phenology: flowering.
Annotated by Beth Ward.

U.S.A., Wyoming, Carbon County: South-central Wyoming: along Muddy Creek and the Overland Trail, ca 6 air mi SW of Bridger Pass, ca 25 air mi SW of Rawlins; ca 31.5 air mi NNE of Baggs.
T17N R90W S2 South1/4
Greasewood-sagebrush flat. Phenology: flowering & fruiting.
Annotated by Beth Ward.

U.S.A., Wyoming, Carbon County: South-central Wyoming: along Deep Gulch just above Cow Creek, ca 7 air mi E of Dad on Mexican Flats, ca 38 air mi SW of Rawlins; ca 20.5 air mi N of Baggs.
Greasewood flats. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Wamsutter Arch: Continental Divide and S including draws to Deadman Wash, ca 2.5 air mi SE of Spring Hill and ca 3 air mi SW of Black Rock; ca 10 air mi NNW of Point of Rocks.
Badlands draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: spring and creek S of and adjacent to sand dunes located ca 1-2 air mi SW of Steamboat Rim, ca 25.5 air mi NNE of Rock Springs.
T23N R103W S22 N1/2; also South1/4 S15
Sagebrush, sandy hills. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: confluence of Vermillion Creek with Alkali Creek, ca 47.5 air mi SE of Rock Springs.
Creek terrace. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: drainages from White Mountain to Killpecker Creek, ca 4 air mi E of The Wells; ca 20.5 air mi NNW of Rock Springs.
T22N R105W S11 South1/2; also S14
Badlands slopes. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: southerly drainages on highlands between Crooked Canyon and North Baxter Basin, ca 2 air mi ESE from Twin Rocks; ca 15.5 air mi NNE of Rock Springs.
Rocky soil. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Green River Basin: along the Big Sandy River near Gasson Bridge, ca 10 mi from the confluence of Big Sandy and Green rivers; ca 33 air mi NW of Rock Springs.
Hills above creek. Phenology: flowering.

Badlands slopes Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Skull Creek Rim along the north-south oriented section, ca 1.5 air mi E of Shell Creek; ca 35 air mi WNW of Baggs.
Badlands slopes. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: between Cherokee Basin and Cherokee Rim, ca 14.5 air mi W of Baggs.
Sandy draws. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: from Powder Rim N to Sand Creek, ca 7.5 air mi ENE of Powder Mountain; ca 22.5 air mi WNW of Baggs.
Sagebrush covered terrace leading into draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Grindstone Wash drainage and base of Prehistoric Rim along its northeastern face, ca 25 air mi WNW of Baggs.
Clay/sandy soil. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: southeast side of butte overlooking Sand Creek, ca 2 air mi W of McPherson Springs; ca 17.5 air mi WNW of Baggs.
Sandy/gumbo slopes. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: along Shell Creek, ca 0.5 mi NNE of Cow Creek Reservoir; ca 39 air mi WNW of Baggs.
Clay/sandy soil in badlands and drainages. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Green River Basin: northeastern slope of Flattop Mountain, ca 2.5 air mi W of Wyo Hwy 191; ca 15 air mi SSW of Rock Springs.
Sagebrush flat. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Green River Basin: Slippery Jim Bottom on Flaming Gorge Reservoir, ca 1 air mi N of Little Firehole Canyon; ca 14 air mi SSW of Rock Springs.
T17N R106W S30 N1/2; also South1/2 S19
Hillside above bottom. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Green River Basin: adjacent to and mainly S of the confluence of Middle Marsh Creek and Flaming Gorge Reservoir, ca 36 air mi SSW of Rock Springs.
Hillside above creek and reservoir. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Green River Basin: slope from Currant Creek Ridge draining northward to Currant Creek, ca 5 air mi E of Flaming Gorge Reservoir, ca 26.5 air mi SSW of Rock Springs.
Flat area, sagebrush cover. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: lower slope of Laney Rim adjacent to Gap Creek, ca 0.5 mi N of Titsworth Gap, the confluence of Gap and Beans Spring creeks; ca 26 air mi SSE of Rock Springs.
Rim draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: from Cooper Ridge to Salt Wells Creek E of the confluence of Pretty Water and Salt Wells creeks, ca 21 air mi SSE of Rock Springs.
Flat below rim. Phenology: flowering.

Flat above creekbed. Phenology: flowering.

Hillsides adjacent to creek. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: northern slopes and top at north end of Essex Mountain, ca 32 air mi NNE of Rock Springs.
T24N R103W S8 SW1/4; also SE1/4 S7 and NE1/4 S18
Gumbo slope. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: spring and draw to Jack Morrow Creek, ca 1 air mi W of the Continental Divide; ca 2 air mi E of Monument Ridge; ca 0.5 mi S of the confluence of Blind Canyon and Jack Morrow Creek; ca 32.5 air mi NNE of Rock Springs.
Gumbo flat above spring. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: butte N of Red Wash, ca 1 mi N of confluence with Bitter Creek, ca 1.5 mi E of County Road 19; ca 37 air mi ESE of Rock Springs; ca 28.5 air mi WSW of Wamsutter.
Draw, rocky/sandy soil. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Willow Creek Rim, ca 2 air mi SW of Church Butte; ca 31.5 air mi SSW of Wamsutter.
Rocky, gumbo draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: slopes of butte, ca 1.5 air mi NE of Willow Creek; ca 2 air mi SW of Courthouse Butte; ca 29 air mi SSW of Wamsutter.
Flatter area approaching butte. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: in East Haystack Wash, ca 6 air mi S of The Haystacks; ca 5 air mi WNW of Salazar Butte; ca 25 air mi SW of Wamsutter.
Sand dunes. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: in The Horseshoe Bend, ca 2 air mi S of The Haystacks; ca 21.5 air mi SSW of Wamsutter.
T16N R96W S2 SW1/4; also SE1/4 S3
Sand dune. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Alamosa Gulch just south of the Continental Divide and north of Slide Draw, ca 22 air mi SSW of Rawlins.
Open hillside. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: draw ca 2 air mi S of Man and Boy Buttes; ca 17 air mi SSW of Wamsutter.
Flat terrace above draw bottom. Phenology: flowering.

Sagebrush slope. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: bottom and north side of Deep Gulch, ca 3 air mi SW of Cow Creek Butte; ca 35 air mi SSW of Rawlins.
Sunny slope. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: spring area and adjacent land along Cherokee Creek, ca 1 air mi NNW of Smiley Draw; ca 40 air mi SSW of Rawlins.
Dry land adjacent to spring. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: north facing slope of Dry Canyon, ca 2 air mi W of Pio Reservoir; ca 6 air mi NNE of Potter Mountain; ca 27.5 air mi SSE of Rock Springs.
Creek terrace. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: along Vermillion Creek, ca 2.5 air mi SE of Wyo Hwy 430 intersection with Vermillion Creek; ca 42 air mi SSE of Rock Springs.
Creek terrace. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: mesa W of north end of Cooper Ridge, S of Cutthroat Draw, ca 1-2 air mi E of Wyo Hwy 430; ca 18 air mi SE of Rock Springs.
T17N R102W S16 N1/4; also South1/4 S9
Flat bench near stream, sandy soil. Phenology: flowering.

Badlands draw. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: top and slopes of Delaney Rim to flats below, ca 1 air mi S of Wells Bluff; ca 10 air mi SSW of Wamsutter.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: top and northeastern slope of Wamsutter Rim, ca 4.5 air mi SSW of Wamsutter.
Rim draw. Phenology: vegetative only.

Sand dune. Phenology: flowering.

Terrace above river. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: drainages north towards Red Creek, ca 1.5 air mi SW of Red Creek Rim; ca 1.5 air mi N of the Little Snake River; ca 8.5 air mi W of Baggs.
Flat above draw. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: along Red Creek just above the confluence of Red and Sand creeks, ca 1 air mi N of the confluence of Sand Creek and Little Snake River; ca 10.5 air mi W of Baggs.
Hillside adjacent to creek. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: spring area ca 1 air mi W of Sand Creek, ca 1.5 air mi S of Cedar Breaks Draw; ca 15 air mi WNW of Baggs.
Dry hillside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Grindstone Spring and adjacent area, ca 2 air mi N of Powder Rim; ca 3 air mi S of Prehistoric Rim; ca 24.5 air mi WNW of Baggs.
Badlands flat. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Rotten Springs and adjacent area, ca 2.5 air mi N of Powder Rim; ca 1 air mi S of Reader Cabin Draw; ca 20.5 air mi WNW of Baggs.
Dry slope. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: S off Powder Rim toward the West Fork Cherokee Creek, ca 2 air mi NE of Anthill Knob; ca 22 air mi WNW of Baggs.
Flat above draw. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: N off Powder Rim to Grindstone Wash, ca 2 air mi NE of Powder Mountain; ca 27 air mi WNW of Baggs.
Slope above draws. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: dry Upper Powder Spring and vicinity, ca 2 air mi WSW of Powder Mountain; ca 31 air mi W of Baggs.
T12N R97W S1 South1/2; also N1/4 S12
Creek terrace. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Little Snake River floodplain on the south side of the river, ca 1 air mi W of the confluence of the Little Snake River and Sand Creek; ca 12 air mi WSW of Baggs.
T12N R93W S8 South1/2; also N1/2 S17
Dry terrace above river. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: south facing draws on drainage from Black Buttes area, ca 3 air mi NNE of Black Buttes; ca 1.5 air mi W of Bitter Creek; ca 22 air mi ENE of Rock Springs.
Creek terrace. Phenology: vegetative only.

North-facing draw. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: Bitter Creek bottom and floodplain terrace, ca 1 air mi W of the confluence of Bitter Creek and Deadman Wash; ca 21.5 air mi ENE of Rock Springs.
Terrace above creek. Phenology: flowering.

Sandy/clay flat. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: Adobe Town Rim, ca 2-3 air mi E of Shell Creek, ca 35.5 air mi SSW of Wamsutter; ca 47.5 air mi ESE of Rock Springs.
T15N R98W S24 SE1/4; also NE1/4 S25 and T15N R97W SW1/4 S19 and NW1/4 S30
Badlands shelf-soil. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: southwest flank of Flat Top Mountain, ca 32.5 air mi SSE of Wamsutter; ca 49.5 air mi SSW of Rawlins.
Rocky, sandy soil; flat. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: Tree Draw leading from Hangout Ridge W to Hangout Wash, ca 2-2.5 air mi from the confluence of Hangout Wash and Sand Creek; ca 12 air mi WNW of Baggs.
Wash terrace. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: southeast slope of headland between Middle Prong Red and North Prong Red creeks, ca 3 air mi S of Flat Top Mountain; ca 10 mi NW of Baggs.
Flat above draw. Phenology: flowering.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Deep Creek Rim and draws on west-facing slope, ca 3 air mi E of Wyo Hwy 789; ca 8.5 air mi NNE of Baggs.
Rocky draw, sandy soil. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: Little Colorado Desert area W of Big Sandy River, ca 2 air mi NE of the Green River; ca 21.5 air mi SW of Farson.
River floodplain. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: greasewood flats and cottonwoods adjacent to Big Island Wash and Green River, ca 26 air mi WNW of Rock Springs.
Greasewood flats. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: west-facing slopes and draws of Earnest Butte, ca 5 air mi SW of Quaking Asp Mountain; ca 14.5 air mi S of Rock Springs.
Clay slope. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: draws and slopes from White Mountain draining to Killpecker Creek, ca 1 air mi S of Chicken Springs; ca 3 air mi W of the Boars Tusk; ca 25 air mi NNW of Rock Springs.
Clay slope. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: slopes and draws draining from the west directly into Flaming Gorge Reservoir, ca 2 air mi SW of South Chimney Rock; ca 20.5 air mi SSW of Rock Springs.
Clay slope, north-facing, sagebrush. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: gently sloping area from Rifes Rim to Vermillion Creek, ca 2 air mi S of Rifes Rim; ca 1.5 air mi E of Wyo Hwy 430; ca 42 air mi SSE of Rock Springs.
Moister draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: dry creek bottom and adjacent slopes of Granary Draw, ca 3.5 air mi W of Alkali Creek; ca 7 air mi E of Wyo Hwy 430; ca 40.5 air mi SSE of Rock Springs.
South-facing draws. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: slopes and draws ca 1 air mi S of Powder Rim draining to West Fork Cherokee Creek, ca 9 air mi E of Powder Mountain; ca 20 air mi W of Baggs.
Sandy draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Washakie Basin: badlands ca 3 air mi NW of Dad draining to Muddy Creek, ca 1 air mi W of Muddy Creek; ca 25 air mi NNW of Baggs.
Badlands draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: flats and buttes adjacent to Pacific Creek, ca 1 air mi S of Wyo Hwy 28; ca 2 air mi E of confluence of Pacific and Jack Morrow creeks; ca 12.5 air mi NE of Farson.
Terrace adjacent to creek. Phenology: flowering.

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.
In alkali wash. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: draws and slopes of dry tributary to Burnt Canyon Creek, ca 0.5 air mi upstream of confluence of Burnt Canyon and Circle creeks; ca 3 air mi E of Baxter; ca 17 air mi SSE of Rock Springs.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: draws and slopes draining to Gap Creek, ca 5 air mi E of Miller Mountain; ca 1 air mi W of Salt Wells Creek; ca 30 air mi SSE of Rock Springs.
Drier clay slope. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: slopes and draws draining N to Currant Creek, ca 6 air mi E of Flaming Gorge Reservoir; ca 5 air mi W of Big Ridge; ca 27.5 air mi SSW of Rock Springs.
Sandy, open area. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: creek bottom near the confluence of Alkali Creek and Scott Canyon Creek and adjacent hillsides and draws to the SE, ca 1.5 air mi NE of the Green River; ca 18 air mi WNW of Rock Springs.
Dry creek bottom. Phenology: flowering.

Creek bottom. Phenology: flowering.

River bottom away from the immediate riverside. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: slopes and draws, ca 1 air mi E of Killpecker Creek; ca 1 air mi SW of Stansbury Mine; ca 6.5 air mi NNE of Rock Springs.
Clay draw. Phenology: flowering.

Lower draws. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: draws and rolling hills of North Baxter Basin, ca 3 air mi S of Crooked Canyon; ca 10 air mi E of White Mountain; ca 13 air mi NNE of Rock Springs.
In clay draw. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: slopes and draws draining W to North Baxter Basin, ca 3 air mi W of South Superior; ca 15 air mi NNE of Rock Springs.
Clay draw with juniper. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: rock ledges, slopes and draws draining to Horsethief Canyon, ca 1.5 air mi S of South Superior; ca 0.5 air mi W of Horsethief Canyon; ca 16.5 air mi NE of Rock Springs.
Dry creek bottom. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: slopes and draws on sand knoll, ca 4.5 air mi E of Flaming Gorge Reservoir; ca 1.5 air mi S of Washam Wash; ca 32.5 air mi SSW of Rock Springs.
South-facing slope. Phenology: flowering.

Lower drainage bottom and terrace. Phenology: flowering.

Sandy knoll. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: draws and slopes draining S to South Baxter Basin, ca 0.5 air mi S of Wyo Hwy 430; ca 7 air mi SE of Rock Springs.
Steep south-facing slope. Phenology: flowering.

Dry drainage. Phenology: flowering.

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.
Saline creek banks of greasewood, graminoids, and scattered forbs. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: west and southwest side of Dead Indian Dome; ca 12.5 air mi NW of Big Piney.
Sagebrush top, badlands on slopes (severe drought conditions). Phenology: flowering.
with Bruce Embury

U.S.A., Wyoming, Sublette County: Green River Basin: Onion Creek, ca 9 air mi SW of Daniel Junction.
Sagebrush-grassland and alkaline stream. Phenology: flowering.
with Bruce Embury

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Commissary Ridge: 0.5 air mi SE of Kemmerer Reservoir along powerlines E of paved road; ca 12 air mi NW of Kemmerer.
Rolling sagebrush-grasslands, southwest exposure with some aspen on northeast side of gravelly ridge, also along roadside. Phenology: flowering.

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.
Red, gray, and brown badlands. Phenology: vegetative only.
with Russ Nelson

U.S.A., Wyoming, Lincoln County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge Area: just W of Rainbow Camp, ca 20 air mi SW of Big Piney.
Shaley slopes and badlands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 2.5 air mi W of Kirby; ca 1 mi N of Gebo; ca 11 air mi N of Thermopolis, above and along Sand Draw.
Flood plain.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Cottonwood Creek, ca 7.5 air mi WNW of Winchester; ca 20.5 air mi SW of Worland.
Creek bottom.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Gooseberry Creek, ca 1 mi W of Wyo Hwy 120; ca 3.5 air mi E of Dickie (LU Ranch); ca 34.5 air mi NW of Thermopolis.
Sagebrush-greasewood-grassy flats along the creek.

U.S.A., Wyoming, Washakie County: Bighorn Basin: on ridge leading west to Blue Mesa, ca 6.5 air mi NW of Winchester; ca 15 air mi SW of Worland.
Less rocky slopes of Willwood formation. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1.5 mi N of Silvertip Oil Field; ca 19 air mi NW of Powell.
Clay slopes and flats interspersed with sagebrush-grassland below sandstone outcrops.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Rainbow Canyon, ca 18.5 air mi ESE of Lovell.
Multicolored clay slopes and points of the canyon walls.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Crystal Creek Road above Crystal Creek, ca 17 air mi SE of Lovell.
Sandy clay slopes with scattered sagebrush.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: W of Dry Creek, ca 4.5 air mi ENE of Frannie, ca 12 air mi NW of Lovell.
Edge of small pond in bentonite badlands.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: above Dry Creek, ca 6 air mi NNE of Cowley, ca 8.5 air mi NNW of Lovell.
Sandstone pavement.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Coon Creek SW of Wyo Hwy 32, ca 9 air mi NW of Emblem, ca 17.5 air mi SW of Lovell.
Stream bottom with scattered cottonwoods.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Sand Draw, ca 3.5 air mi S of Byron, ca 8 air mi SW of Lovell.
Draws in rough breaks of clay capped with sand and mudstone.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along South Fork Fifteenmile Creek, ca 14 air mi WNW of Worland.
Elev. 4400
Clay flats with S.g. and S.s. and cobblestone slopes and draws in badlands.
with Erik Nelson

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Elk Creek on Dorsey Creek Road, ca 16 air mi WSW of Basin, ca 9 air mi SSW of Otto.
Elev. 4400
Sandy clay slopes in badlands.
with Erik Nelson

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dry Creek, ca 1 air mi NW of Emblem, ca 18 air mi W of Greybull.
Elev. 4400
Flats below the bluffs.
with Erik Nelson

U.S.A., Wyoming, Park County: Bighorn Basin: between Big Sand Coulee and Polecat Bench, 9.5 air mi WNW of Powell, ca 6 air mi NW of Ralston.
On, around, and below sandstone outcrops in rough breaks.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: on Fenton Pass Road, ca 6 air mi N of Tatman Mountain, ca 8 air mi SW of Burlington, ca 26 air mi W of Basin.
Reservoir dam and banks.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gray Hills: N of Gros Ventre River, ca 2 air mi NW of west end of Upper Slide Lake, ca 21 air mi ENE of Jackson.
Steep clay slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 air mi NW of Spotted Horse, ca 37 air mi NW of Gillette along Spotted Horse Creek.
Common in bottomland. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: hills along Wagonhound Creek W of Wagonhound Bench, ca 6 air mi WNW of Hamilton Dome, ca 26 air mi NW of Thermopolis.
Greasewood flats on bench above stream channel.
with Robin Jones

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 17 air mi N of Gillette in Little Powder River Valley.
Frequent in sandy clay in bottomland with Chrysothamnus nauseosus. Phenology: fruiting.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 49 air mi N of Gillette, ca 1.5 air mi S of Montana on Trail Creek Road along Dry Trail Creek.
Infrequent in bottom with Artemisia. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Powder River Basin: ca 17.5 air mi NNW of Bill, ca 51 air mi N of Douglas near Antelope Creek.
Common in clay on slopes above creek with Atriplex and Ceratoides. Phenology: fruiting.

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 22 air mi N of Linch, ca 28.5 air mi NE of Kaycee, above the Powder River, on the Iragaray Ranch.
Clay soil in bottom draw with Bromus tectorum. Phenology: buds.

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 5.5 air mi S of Kaycee on TTT Road (Lone Bear Road on map).
Grassy bottom. Phenology: flowering.

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 7 air mi SSE of Kaycee on I-25, along the South Fork Powder River.
Slopes along the river. Phenology: flowering.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 11.5 air mi SE of Grass Creek; ca 19 air mi NW of Thermopolis on the Cottonwood Creek Road.
Clay flats.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: S of Fivemile Creek, ca 12 air mi WSW of Manderson; ca 22 air mi SW of Basin.
Sandy clay flats above the badlands.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Fox Mountain, ca 9 air mi E of Greybull.
Sandy clay soil on the sides of the butte.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Potato Ridge, ca 14 air mi ESE of Greybull.
Shaly sagebrush-saltsage slopes.

U.S.A., Wyoming, Washakie County: Bighorn Basin: East Fork Nowater Creek on Nowater Trail, ca 7.5 air mi S of Worland.
Plains above the creek.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Nowater Creek, ca 16 air mi SE of Worland.
Disturbed areas and greasewood flat.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Renner Reservoir, ca 8 air mi SE of Hyattville, ca 10 air mi NNW of Tensleep.
Flats.

U.S.A., Wyoming, Washakie County: Bighorn Basin: Denver Jake Reservoir and Little Denver Jake Draw, ca 14.5 air mi SE of Worland.
Around the reservoir.

U.S.A., Wyoming, Washakie County: Bighorn Basin: ca 2 air mi E of Castle Gardens, ca 6 air mi SSW of Tensleep.
Clay slopes and draws.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 9.5 air mi NW of Thermopolis along Wyo Hwy 170.
Above alkali stream and bottom.

U.S.A., Wyoming, Washakie County: Bighorn Basin: Rock Waterhole Reservoir, ca 22 air mi NW of Worland on Fifteenmile Creek Road.
Clay slopes around the reservoir.

U.S.A., Wyoming, Park County: Bighorn Basin: along the Greybull River between YU Bench and Sheets Flat, ca 23.5 air mi NE of Meeteetse.
At the base of the bluff.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 3.5 air mi N of Hamilton Dome; ca 22 air mi NW of Thermopolis along Wagonhound Creek.
Greasewood-sagebrush flats.

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.
Greasewood-sagebrush creek bottom.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: on the road to Grass Creek, ca 3 air mi N of Grass Creek, ca 40 air mi NW of Thermopolis.
Greasewood-sagebrush creek bottom.

U.S.A., Wyoming, Park County: Bighorn Basin: along Spring Creek, ca 2 air mi W of Meeteetse.
with Ronald L. Hartman

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 5.5 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis.
Bottom of a draw.
with Robert S. Kirkpatrick

U.S.A., Wyoming, Fremont County: Wind River Basin: The Gas Hills.
Rocky area above seep. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Wind River Basin: Lake Cameahwait, ca 20 air mi ENE of Riverton, south side of appraoch of Cottonwood Drain to Lake Cameahwait.
Slopes and hilltops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Wind River Basin: Boysen Reservoir, ca 23.5 air mi ENE of Riverton, south side of Cottonwood Bay.
Moist area where intermittent stream had run. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Granite Mountain Uplift: Sweetwater River, ca 3 air mi NE of Jeffrey City.
Greasewood area adjacent to meadow north of river. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Wind River Basin: Ocean Lake, east side, ca 3 air mi WSW of Midvale.
Base of rock formation. Phenology: flowering & fruiting.
with Georgia Haines

U.S.A., Wyoming, Fremont County: Wind River Basin: off Sand Draw Road: Big Sand Draw; 15.6 road mi SE on Sand Draw Road.
Sagebrush grassland above banks of draw. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Sage Hen Creek, ca 9.5 air mi NE of Jeffrey City.
Top of creek bank above flood plain. Phenology: fruiting.
with Georgia Haines

U.S.A., Wyoming, Fremont County: Muddy Creek, ca 9.5 air mi NW Of Shoshoni.
Floodplain above creek. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Flats, across U.S. Hwy 26 from Paradise Valley Road, ca 6 air mi WNW of Riverton.
Sagebrush grassland and badland slopes and bottoms. Phenology: flowering.
with Georgia Haines

U.S.A., Wyoming, Fremont County: Soda Lakes: eastern shore and marsh along eastern shore of the lake farthest east; ca 8.5 air mi ENE of Jeffrey City.
Edge of marsh. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Sweetwater River, south of bridge across river on Agate Flats Road, ca 9.5 air mi ENE of Jeffrey City.
Dry sagebrush grassland. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Potter Mountain.
Large hills with sagebrush, eroded clay slopes, juniper woodland on sandstone with outcrops, clay flats along creek; near creek. Phenology: flowering.

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Streambank, shaded ravine, gravel slope, highway right-of-way; near stream. Phenology: flowering.
with Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Sandstone uplift, outcrops, sandy plains, small holding pond, ponderosa pine slopes; plains. Phenology: vegetative only.
with Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Plains and flats along creek, ditches; flats. Phenology: buds.
with Mary Alice Sanguinetti

Flats along creek and highway right-of-way; flats. Phenology: flowering.

U.S.A., Wyoming, Campbell County: Powder River Basin: along Cottonwood Creek, ca 1.5 air mi NNE of Adon.
Eroded plain and flats along creek, gravel roadside; flats. Phenology: vegetative only.

U.S.A., Wyoming, Johnson County: Powder River Basin: along Willow Creek, ca 3 air mi NW of North Pumpkin Butte.
Plains, flats along creek, eroded banks; eroded banks. Phenology: flowering.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 6 air mi NE of Soda Wells.
Eroded slopes, ravines, ponderosa pine slopes, wet ditches, plains; slope. Phenology: flowering.

U.S.A., Wyoming, Johnson County: [location and coordinates withheld]
Disturbed flats. Phenology: flowering.

U.S.A., Wyoming, Johnson County: [location and coordinates withheld]
Shaley bluffs, floodplain of creek; bluff. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: [location and coordinates withheld]
Flats and bottoms along creek; bottoms. Phenology: flowering.

Flats and eroded shaley breaks along west side of river, small stream from stock tank; breaks, flats. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Sagebrush grassland on clay plains, shallow draw; plains. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: [location and coordinates withheld]
Artemisia cana plains, draws; draw. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Sandy plain, sandstone butte with outcrops, rocky slopes; slopes. Phenology: flowering.

U.S.A., Wyoming, Johnson County: Powder River Basin: Powder River Breaks.
Clay slopes, bottoms of draws, sagebrush plains on level areas; draw. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Powder River Basin: Hells Half Acre, ca 5 air mi W of Powder River.
Bentonite badlands, slopes, drainages at bottom of slopes, sandy plains above; drainages. Phenology: flowering.

U.S.A., Wyoming, Natrona County: [location and coordinates withheld]
Sagebrush plain, saltbush flats, margins of soda lake; lake margin. Phenology: buds.
Annotated by Keith H. Dueholm on 10//1981. var. vermiculatus

U.S.A., Wyoming, Natrona County: Powder River Basin: Teapot Dome, ca 12 air mi SSE of Midwest.
Sandy plains, ridges, outcrops, deep cut draws; draw. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Powder River Basin: "Alkali Flat" and Dead Horse Creek Flats, ca 13 air mi SW of Midwest.
"Alkali Flat", flats along creek; Alkali Flat. Phenology: flowering & fruiting.
Annotated by Keith H. Dueholm on 10//1981. var. vermiculatus

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Ribbon Canyon, at northwest end of Sheep Mountain.
Saltbush flats, shale and sandstone ridges, with barren flats; flats.
with Ronald L. Hartman

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.
Riparian areas with Populus augustifolia and Salix lutea; dry sites. Phenology: buds.
Robert S. Kirkpatrick, 2871. 6/23/1984.

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 7 air mi NNE of Dubois, south side of Spring Mountain.
Sagebrush grasslands; dry areas. Phenology: flowering.
Robert S. Kirkpatrick, 4007. 7/15/1984.

U.S.A., Wyoming, Natrona County: Oil field, ca 4.2 air mi N of Waltman.
Eroded shale slopes with sandstone outcrops and drainages. Phenology: flowering.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: ca 2 air mi S of Hyattville.
Shaley eroded slopes. No elevation listed in field notebook.
with Keith H. Dueholm

U.S.A., Wyoming, Big Horn County: Bighorn Basin: U.S. Hwy 16-20, 5.7 mi S of Basin.
Eroded shaley slopes with scattered cottonwoods and irrigation ditch. No elevation listed in field notebook.
with Keith H. Dueholm

U.S.A., Wyoming, Big Horn County: Bighorn Basin: 6.5 air mi NE of Greybull.
Saline shaley slopes with greasewood and Atriplex.
with Keith H. Dueholm
Accession: RM (unaccessioned), Barcode: RM0093139

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: intersection of Wyo Hwy 431 and Gooseberry Creek, ca 26 air mi W of Worland.
Greasewood flats and banks of creek at highway crossing.

U.S.A., Wyoming, Fremont County: Ice Slough, ca 9 air mi WNW of Jeffrey City.
Hills just to the north of the slough. Phenology: buds.

U.S.A., Wyoming, Fremont County: Wind River Basin: Wyoming Canal, ca 15.5 air mi WNW of Shoshoni.
Eroded sandy and shaley slopes and drainage. Phenology: flowering.
with June Haines

U.S.A., Wyoming, Park County: Southwestern Absarokas: Ishawooa Hills and Creek.
Sedimentary substrate of shales and sandstone and derivatives; sagebrush hills and slopes and badlands.
with Neil Snow

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gray Hills: ridge and adjacent area overlooking Slate Creek, ca 4.5 air mi NW of west end of Upper Slide Lake.
Douglas fir and Engelmann spruce forest, adjacent barren ridge, and slope below. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Wyo Hwy 120, ca 6 air mi NW of Thermopolis.
Alkaline area.

U.S.A., Wyoming, Carbon County: Laramie Plains: Pass Creek Road (County Road 404), ca 6 mi SW of I-80.
Shale slopes above road cut. Phenology: fruiting.
with Barry Hammel

U.S.A., Wyoming, Converse County: Powder River Basin: ca 12.5 air mi NE of Bill.
Flood plain. Phenology: flowering.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 11.5 air mi NNE of Weston.
Moist drainage with standing water. Phenology: flowering.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: Powder River Basin: along Dead Horse Creek, ca 19 air mi WSW of Gillette.
Creek bottom and adjacent slopes. Phenology: flowering.

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 4 air mi N of I-90 at the Powder River.
Low hills and drainage. Phenology: buds.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Adjacent to Wyoming Highway 191 and Duck Creek, 3.5 road mi W of Pinedale.
Sagebrush-rabbitbrush grassland on dry, sandy soil of road margin. Phenology: flowering & fruiting.
with N. Duane Atwood

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.
Bench along creek with Sarcobatus and Tamarix thickets. Phenology: vegetative only.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: drainage leading to Middle Fork Casper Creek along Bucknum or County Road 125, ca 18.5 air mi NW of Casper.
Draws. Phenology: buds.

U.S.A., Wyoming, Natrona County: [location and coordinates withheld]
Bluffs and slopes of gullies. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Okie Draw W of Lester-Arminto or County Road 108, ca 10 air mi ENE of Arminto; ca 47 air mi NW of Casper.
Eroding bluffs along creek bed. Phenology: vegetative only.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Walker Creek or County Road 43 on the divide between Walker and Lightning creeks, ca 17.5 air mi SE of Bill; ca 29.5 air mi NE of Douglas.
Rolling rough breaks-badland with scattered ponderosa pine. Phenology: vegetative only.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Dry Creek ca 0.5 mi above and N of Lightning Creek, ca 0.5 air mi W of Niobrara County on Walker Creek or County Road 43, ca 29.5 air mi NE of Douglas.
Sagebrush-greasewood flats above the creek. Phenology: vegetative only.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Goldeneye Wildlife and Recreation Area: Burlington Lake, ca 1 air mi NE of U.S. Hwy 20 & 26, ca 6 air mi E of Natrona; ca 23 air mi NW of Casper.
Low brushy mound near the lake. Phenology: vegetative only.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Middle Fork Casper Creek on Oil Camp or County Road 210, ca 2 mi W of the north end of Pine Mountain, ca 3 air mi SSE of Powder River; ca 34.5 air mi WNW of Casper.
Sagebrush-greasewood flats in the stream bottom. Phenology: vegetative only.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Poison Spider Creek on Poison Spider or County Road 201 between Emigrant Gap Ridge and Oil Mountain, ca 18.5 air mi W of Casper.
Sagebrush-greasewood-rabbitbrush flats along the stream. Phenology: vegetative only.

Open flats above the river. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Flats above the creek. Phenology: vegetative only.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cottonwood Creek at the west end of Cottonwood Rim, ca 16.5 air mi N of Powder River; ca 46.5 air mi NW of Casper.
Greasewood flats. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1/4-0.5 mi WNW of Big Sulfer Spring, ca 20 air mi NE of Powder River; ca 40 air mi NW of Casper.
Steep, sparsely vegetated greasewood slopes. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cloud Creek off Thirtythree Mile or County Road 110, ca 23 air mi NE of Powder River; ca 33.5 air mi NW of Casper.
Greasewood flats between the creek and bluffs. Phenology: flowering.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Lake Creek and the buttes to the SE ca 6 air mi SW of Dull Center; ca 45.5 air mi NNE of Douglas.
Badlands of interspersed clays, shale, sandstone, coal beds, and mudstones with patches of greasewood or sagebrush. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Castle Rock and vicinity ca 5 air mi SSE of Midwest; ca 34.5 air mi N of Casper.
Steep clay slopes with sandstone outcrops and rubble at the base of the butte. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: Sinnard Reservoir and vicinity, ca 4.5 air mi WNW of Hawk Springs; ca 19 air mi SSW of Torrington.
Clay slopes near the reservoir with scattered greaswood. Phenology: flowering & fruiting.
with Tim Chumley and Robbin Romberg

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Rasmus Lee Lake ca 3 air mi W of Bessemer Mountain, ca 17 air mi WSW of Casper.
Flats near the lake with alkali areas. Phenology: flowering.
with Tim Chumley and Robbin Romberg

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Rasmus Lee Lake ca 3 air mi W of Bessemer Mountain, ca 17 air mi WSW of Casper.
Low bluffs along the creek. Phenology: fruiting.
with Tim Chumley and Robbin Romberg

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Poison Spring Creek ca 3/4 air mi N of the North Platte River and ca 2 air mi SW of Bessemer Mountain, ca 16 air mi SW of Casper.
Low bluffs along the creek. Phenology: fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thirtythree Mile Reservoir on South Fork Casper Creek, ca 13 air mi NW of Casper.
On shores of reservoir and surrounding flats and drainages. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Antelope Creek and Ross or County Road 31, ca 31 air mi WNW of Bill; ca 50.5 air mi NNW of Douglas; ca 3.5 air mi SE of Ross.
Bluffs. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Sand Creek off Jenne Trail or County Road 34, ca 16.5 air mi NW of Bill, ca 44.5 air mi N of Douglas.
Bluffs. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: at Cherry Creek Drain and S along a County Road ca 0.5 air mi NE of Fort Laramie Canal, ca 5 air mi W of Veteran, ca 14 air mi SW of Torrington.
Roadside and adjacent to the drain. Phenology: fruiting.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
River margin and banks. Phenology: flowering.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
Alkaline depression and adjacent sandy rise. Phenology: buds.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, less than 1 air mi E of Fremont County.
Alkaline draw with sandy slopes. Phenology: flowering.
with T. W. Nelson

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1.5 mi E of Arminto.
Sandy slopes. Phenology: flowering.
with T. W. Nelson

U.S.A., Wyoming, Sublette County: Green River Basin: south end of Elk Mountain.
Sagebrush and greasewood flats and adjacent ridge. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 4.5 air mi S of Boulder.
Riverside meadows and cottonwood/willows with adjacent sagebrush. Phenology: flowering.
with Jane T. Kellett

U.S.A., Wyoming, Sublette County: Green River Basin: Green River Supply Canal, ca 7 air mi S of Daniel.
Canal edge, meadows, willows, and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: Fontenelle Reservoir at Fontenelle Creek entrance, ca 6.5 air mi NW of Fontenelle Dam.
Reservoir edge, flats, sagebrush and rabbitbrush, and willow lined dry irrigation ditch. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Green River Basin: Green River at Slate Creek confluence, ca 1/2 air mi NE of Fontenelle.
Riverside beneath shale bluff, surrounding greasewood and rabbitbrush desert. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: Slate Creek, ca 7 air mi W of Fontenelle.
Alkali creek flats, meadows with assorted Chenopodiaceae, and adjacent semi-barren bluff. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy Reservoir and River, ca 9.5 air mi N of Farson.
Reservoir edge sagebrush, riverside meadows and sagebrush. Phenology: flowering & fruiting.
with Ben and Becky Cramer

U.S.A., Wyoming, Sublette County: Green River Basin: Chimney Butte Reservoir, ca 13 air mi N of La Barge.
Drying reservoir and surrounding sagebrush flats. Phenology: flowering & fruiting.
with Ben and Becky Cramer

U.S.A., Wyoming, Sublette County: Green River Basin: Green River, ca 9 air mi S of Big Piney.
Riverside meadows, sagebrush, and sagebrush bluff. Phenology: flowering.
with Ben and Becky Cramer

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy River at Gasson Bridge, ca 20 air mi E of Fontenelle Dam.
Riverside meadows, sagebrush, and open hillsides. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 10 air mi E of Big Piney.
Riverside meadows, willows, and sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Muddy Creek, ca 8 air mi NNE of Big Piney.
Winding creek through Sarcobatus saltflats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: lower Eighteen Mile Canyon, ca 21 air mi W of Farson.
Sagebrush hillsides and bottoms, open hillsides and tops, and sandstone outcrops. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: east end of Ross Ridge, ca 14.5 air mi SSW of Boulder.
Clay badlands slopes. Phenology: flowering.
with Jane T. Kellett

U.S.A., Wyoming, Sublette County: Green River Basin: Muddy Creek, ca 3 air mi N of Big Piney.
Salt flats with Sarcobatus. Phenology: flowering.
with Jane T. Kellett

U.S.A., Wyoming, Sublette County: Green River Basin: ca 11.5 air mi SW of Boulder.
Steep eroded clay slope mesa sides. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 5 air mi ESE of Big Piney.
Steep sandy slope at the base of sandstone cliffs. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 2 air mi E of La Barge.
Shale mesa top edges with sparse sagebrush and occasional Pinus flexilis and Juniperus. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Platte River Parkway, ca 0.3 air mi N of Wyo Hwy 220; ca 1 air mi S of Mills.
Thickets along river and adjacent gravelly areas; canary grass common. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 5.5 air mi E of Fontenelle Dam.
Sand dune sagebrush hills with Grayia and Tetradymia. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 15 air mi WSW of Farson.
Sandy sagebrush. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 10 air mi SW of Daniel.
Creekside meadows with willows. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 14.5 air mi SW of Boulder.
Clay badlands outcrop. Phenology: flowering.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Stream bottom. Phenology: fruiting.

U.S.A., Wyoming, Weston County: 20 mi S of Newcastle, along Hwy 85, near Beaver Creek crossing.
Phenology: buds.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Stream bank. Phenology: buds.
with Dennis Horning

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: pipeline W of Bolten Creek or County Road 404, ca 9.3 air mi NE of Alcova townsite; ca 21.5 air mi SW of Casper.
Shale and gypsum hills of sagebrush, greasewood, and rabbitbrush; draws and ridge of ponderosa pine. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: between Goldie Road and Elkhorn Creek, ca 6 air mi WNW of Seely.
Roadside in sagebrush grassland. Phenology: buds.

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
Prairie-grassland with Sarcobatus. Phenology: flowering.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: Copper Butte vicinity, on BLM Road 5300, N of U.S. Hwy 285, E of Saguache.
Grassland with Opuntia. Phenology: flowering.

U.S.A., Wyoming, Weston County: Black Hills: pine ridge between Jerome and Clay Spur, ca 5 air mi NW of Osage.
Open shale-bentonite slopes. Phenology: flowering.

U.S.A., Wyoming, Weston County: Powder River Basin: along Alkali Creek, ca 11 air mi W of Upton.
Along creek, roadside; ditch. Phenology: flowering.

U.S.A., Wyoming, Crook County: Powder River Basin: along Little Missouri River, ca 7 air mi N of Oshoto.
Flats and floodplain along river; flats. Phenology: flowering.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Greasewood flats along creek; flats. Phenology: flowering.
Annotated by Keith H. Dueholm on 10//1981. var. vermiculatus.

U.S.A., Wyoming, Weston County: Newcastle.
Dry prairie. Phenology: flowering.
with Leroy Peiler

U.S.A., Wyoming, Crook County: Black Hills: Tomcat Creek Oil Field, ca 19 air mi SW of Sundance.
Pinus ponderosa woodland on rolling hills of shale with wet drainages, shale badlands, Sarcobatus vermiculatus flats, and sandy sagebrush Artemisia slopes; badlands. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: East Allen Lake, ca 1 air mi W of County Road 1; ca 1.5 air mi S of Medicine Bow townsite.
Greasewood-saltbush flats; disturbed. Phenology: flowering.

U.S.A., Montana, Carbon County: Bighorn Basin: along a tributary of South Fork Bridger Creek just W of Pryor Mountain Road, ca 8 air mi SE of Bridger.
45.207° N, 108.8155° W; uncertainty 0.5 mi., GPS reading
Along stream through redbeds and adjacent wet to dry meadows dominated by Glycyrrhiza. Phenology: fruiting.
Annotated by B. E. Nelson.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Exit 23 on I-25.
Prairie-grassland with Artemisia and Sarcobatus. Phenology: flowering.

U.S.A., Colorado, Alamosa County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: by radio tower on road to Zapata Falls, N of Blanca.
Pinyon-juniper-Bouteloua. Phenology: flowering.

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
Red sandstone cliffs with scattered Juniperus monosperma. Phenology: vegetative only.
Annotated by Bernadette Kuhn.

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
Canyon rim lined with scattered Atriplex and Echinocereus. Phenology: vegetative only.
Annotated by Bernadette Kuhn.

Dakota sandstone, scattered Juniperus monosperma and Sarcobatus. Phenology: vegetative only.
Annotated by Bernadette Kuhn.

U.S.A., Colorado, Otero County: Comanche National Grassland: along two track leading to water tank, ca 28 air mi SW of La Junta.
Rocky prairie dominated by Cylindropuntia imbricata and Yucca glauca. Phenology: vegetative only.

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Hall Ranch, under bridge at Poitrey Creek crossing on County Road 121.
Dry creek bed with thick covers of Melilotus albus and Polypogon with pinyon-juniper upland. Phenology: vegetative only.

U.S.A., Montana, Carbon County: Bighorn Basin: along Grove Creek Road, ca 2.5 air mi W of Clarks Fork Yellowstone River, ca 5 air mi SW of Belfry.
Clay slopes and ridges with sandstone outcrop, with sagebrush and saltbush. Phenology: flowering.
with Emily Elliott, Brian Elliott

U.S.A., Montana, Carbon County: Bighorn Basin: along Robertson Draw Road, ca 3 air mi W of Chance Bridge on Clarks Fork Yellowstone River, ca 10.5 air mi SSW of Belfry.
Sandy flats and wash with big sagebrush; clay slopes and gravelly cobblestone ridgetops. Phenology: flowering.
with Emily Elliott, Brian Elliott

U.S.A., Wyoming, Albany County: Laramie Plains: Twin Buttes Lake, ca 14 mi W of Laramie; ca 15 mi E of Centennial.
Plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: above the Little Laramie River, ca 1 mi W of Sheep Mountain along Wyo Hwy 11, ca 2 air mi S of intersection with County Road 416 (Dinwiddie Road), ca 5 air mi SE of Centennial and ca 4 air mi NNE of Albany.
Dry roadside in sagebrush steppe. Phenology: fruiting.
with Bernadette Kuhn

U.S.A., Wyoming, Albany County: Laramie Plains: E of Twin Buttes off County Road 44 (Big Hollow Road), ca 14 air mi WSW of Laramie.
41.2482° N, 105.8525° W; NAD 83, uncertainty 0.5 mi., GPS reading
Salty, selenium-rich plains. Phenology: fruiting.
with Bonnie Heidel, Richard McNeill, Benjamin S. Legler

U.S.A., Wyoming, Carbon County: Saratoga Valley: North Platte River E of Savage Meadows, ca 5 air mi SW of I-80 exit 235 (Walcott Junction) and ca 16 air mi NNW of Saratoga.
Sandy parking area next to river, meadows and sagebrush hills nearby. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: between powerlines on volcanic bluff above road, ca 1 air mi NE of Gardiner.
Artemisia-Festuca site converted to weedy annual forbs, on volcanic substrate. Phenology: vegetative only.
with Brian Elliott

U.S.A., Montana, Fergus County: Southwest end of Arrow Creek Hills on Mont Hwy 80, ca 17.5 air mi N of Stanford.
Barrow pit along road on steep ravine, high clay soils; east aspect; 10-50% slope; soil slumping, large cracks. Phenology: vegetative only.
1. Sarcobatus vermiculatus (Hook.) Torr..
with Matt Voigt

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Goldeneye Wildlife and Recreation Area: Burlington Lake, N of U.S. Hwy 20-26, ca 22 road mi to Casper.
Greasewood-sagebrush flats; alkaline lake shores. Phenology: flowering.

U.S.A., Montana, Carter County: Along Little Missouri River or South Camp Crook Road just S of Clay Pigeon Road, ca 10 air mi NE of Albion; ca 23 air mi NE of Alzada.
Stream bank and adjacent clay flats. Phenology: vegetative only.

U.S.A., South Dakota, Harding County: On the west side of The Jumpoff, ca 1 air mi E of County Road 897 and ca 3 air mi S of SD Hwy 20, ca 7.5 air mi ESE of Camp Crook.
Badlands with interspersed grass and sagebrush. Phenology: flowering.

U.S.A., Montana, Carter County: Ca 0.5 air mi S of Ridge Road at the head of Keith Creek, ca 4 air mi SE of Saddle Butte and ca 23.5 air mi SSW of Ekalaka.
Mixed grass and badlands on slope within gully. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just NW of unnamed 4WD road ca 1.5 air mi SW of The Breaks Coulee, ca 15 air mi NE of Ashland.
Mixed grass and badlands slope. Phenology: flowering.

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in a tributary of Schleichart Draw above Schleichart Draw Reservoir, W of Forest Road 3130, ca 17 air mi NNE of Buffalo.
Grass and chokecherry-dominated east-facing slope with rock outcrops. Phenology: flowering.
with G. Gust

Rocky sagebrush-grassland leading into canyon of badlands; greasewood common. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Blue Gulch N of Wyo Hwy 220, ca 3.2 air mi NW of Alcova townsite.
Draw with sagebrush, rabbitbrush, and wild licorice. Phenology: flowering.

U.S.A., Montana, Powder River County: Along Powderville Road East in vicinity of Oliphant Butte, ca 31-33 air mi WSW of Ekalaka.
Mixed badlands and grass and sagebrush-dominated grazing land with Sarcobatus, Achnatherum hymenoides, Bromus, and Atriplex. Phenology: flowering.

U.S.A., Montana, Powder River County: In the vicinity of unnamed reservoir on Flood Creek, ca 0.5 air mi E of Moorehead Road, ca 15 air mi SW of Broadus.
Grass and sagebrush-dominated grazing land with scattered badlands and gravelly slopes. Phenology: fruiting.

U.S.A., Montana, Carter County: Ca 1.5 air mi W of Albion, ca 3/4 air mi N of Wyoming, ca 16 air mi E of Alzada.
Grass-dominated grazing land with scattered badlands. Phenology: flowering.

U.S.A., Montana, Carter County: Just S of Powderville Road, ca 2.5 air mi E of Powder River County, ca 20 air mi WSW of Ekalaka.
Badlands. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: County Road 1Y W of U.S. Hwy 191N ca 16.9 km, along Alkali Creek.
Ecoregion 10-Wyoming Basins: with Artemisia tridentata ssp. tridentata. Shrub, 1.21 m. Seeds of success; SCD #0341055 Phenology: fruiting.
Annotated by E. York on 3/27/2007. done at K
with V. Biasotti, Katie Maley, Aaron Marcus

U.S.A., Montana, Valley County: On ridge between Lena Coulee and Cut Throat Coulee on the Timber Creek Trail, ca 41 air mi SW of Glasgow.
Clay and bentonite badlands with ponderosa pine. Phenology: flowering.
with Joseph L. M. Charboneau

U.S.A., Montana, Phillips County: Larb Hills (South): at the head of Telegraph Creek, ca 47 air mi S of Saco; ca 44 air mi SSE of Malta.
Badlands. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Larb Hills (South): near the head of South Fork Shotgun Coulee ca 1 air mi N of Coal Mine Hill, ca 44-45 air mi S of Saco; ca 40 air mi SSE of Malta.
Grassy slopes with exposed clay patches, rocky knolls, and swales. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Leonapit Reservoir on Bell Ridge, ca 4 air mi SW of DY Junction, ca 58 air mi SW of Malta.
Sagebrush-grassland. Phenology: flowering.

U.S.A., Montana, Valley County: Along West Fork Poplar River at Mason Road crossing, ca 10.5 air mi ENE of Opheim; ca 54 air mi NNE of Glasgow.
Low marshy flats and drier meadows along the river. Phenology: fruiting.

U.S.A., Montana, Valley County: At the head of South Fork Duck Creek below Glen Reservoir off The Pines Road, ca 15 air mi WSW of Fort Peck; ca 21 air mi S of Glasgow.
Clay flats with scattered sagebrush and greasewood. Phenology: vegetative only.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: at Bonetrail Boat Ramp on Fort Peck Lake, ca 47 air mi SW of Glasgow.
Flats and low slopes along the reservoir. Phenology: fruiting.

U.S.A., Montana, Valley County: On Triple Crossing Road, ca 1 air mi N of Gutshot Reservoir, ca 20.5 air mi SW of Glasgow.
Clay flats, hillsides, and grasslands with sagebrush and greasewood. Phenology: flowering.
Joseph L. M. Charboneau, 122. 6/15/2010.

U.S.A., Montana, Valley County: On Triple Crossing Road, ca 1/4 air mi N of Whitetail Reservoir, ca 28 air mi SW of Glasgow.
Grasslands with occasional sagebrush on clay soil. Phenology: flowering.
Joseph L. M. Charboneau, 402. 6/24/2010.

U.S.A., Montana, Valley County: On Ridge Road, on ridge above Tony Coulee, ca 2.5 air mi SW of Finn Reservoir, ca 36 air mi SW of Glasgow.
Badlands hillside. Phenology: flowering.
Joseph L. M. Charboneau, 490. 6/24/2010.

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.
Clay soil. Phenology: flowering.

U.S.A., Montana, Valley County: N of Willow Creek Road, in unnamed tributary of Barber Coulee and ridge to the W, ca 1.5 air mi SE of Wagner Spring, ca 36 air mi SW of Glasgow.
Low-lying swale. Phenology: flowering.

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: on Antelope Ridge and in East Fork Hideaway Coulee, ca 4 air mi NNE of Grand Island, ca 17 air mi SW of Zortman; ca 61 air mi SW of Malta.
Wooded steep hillsides on clay soil. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin: Dome Rock Reservoir E of County Road 291, ca 4.5 air mi N of Leo.
Cottonwoods, willows, and graminoids on reservoir banks. Phenology: flowering.

U.S.A., Montana, Phillips County: Along Midale Road/Refuge Road 212, ca 3 air mi SSE of Karsten Coulee Reservoir, ca 31.5 air mi SE of Zortman; ca 51.5 air mi SSW of Malta.
Sagebrush-grasslands on clay soil with steep-sided draws. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: along Bull Creek and badlands to the W, ca 0.5 mi below the confluence with Winter Creek, ca 16 air mi SW of Hays; ca 62 air mi SW of Malta.
Semi-barren clay slopes. Phenology: flowering.

U.S.A., Montana, Valley County: Bull Pasture Coulee and above, E of Windy Ridge Road, ca 1.5 air mi NE of Erie Reservoir, ca 17 air mi N of Hinsdale; ca 36.5 air mi NNW of Glasgow.
Clay to sandy semi-barren hillsides. Phenology: flowering.

U.S.A., Montana, Valley County: Bitter Creek Wilderness Study Area: along Chisholm Creek, ca 8 air mi NNW of Newberry Flat Reservoir, ca 36 air mi NNE of Glasgow.
Sagebrush-grasslands on clay flats with greasewood. Phenology: flowering.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: on Fourth Ridge, vicinity of Refuge Road 333, ca 2 air mi ESE of Berger Reservoir, ca 14 air mi SW of Fort Peck; ca 25 air mi S of Glasgow.
Clay soil with greasewood. Phenology: flowering.

U.S.A., Montana, Valley County: Unnamed reservoir in Hard Pan Creek, N of Stone House Road, ca 2 air mi NE of Halfpint Reservoir, ca 30 air mi SW of Glasgow.
Semi-barren clay areas. Phenology: vegetative only.

U.S.A., Montana, Valley County: Burnt Lodge Wilderness Study Area: Larb Hills (South): Plum Coulee on Plum Creek Trail, ca 3 air mi SSE of Castle Butte, ca 46 air mi SW of Glasgow.
Dry clay above creek bottom. Phenology: vegetative only.

U.S.A., Montana, Valley County: Troika Reservoir, S of Willow Creek Road, ca 2 air mi SE of Wagner Spring, ca 36.5 air mi SW of Glasgow.
Hillsides and flats on clay soil. Phenology: flowering.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: end of Refuge Road 401, Sevenmile Creek and ridge to the E, ca 4 air mi SSE of Taint Reservoir, ca 20 air mi SSE of Zortman; ca 55 air mi SSW of Malta.
Steep clay hillsides with grasses, sagebrush, juniper, and occasional ponderosa pine. Phenology: flowering.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Seventh Point Ridge and Seventh Coulee, S of Refuge Road 332, ca 7 air mi ESE of Chico Reservoir, ca 26.5 air mi SSW of Glasgow.
Bentonitic clay. Phenology: vegetative only.

U.S.A., Montana, Valley County: Reservoir on Hay Coulee, S of Willow Creek Road, ca 1.5 air mi SW of Bomber Reservoir, ca 21 air mi SSW of Glasgow.
Sagebrush-grasslands with greasewood. Phenology: flowering.

U.S.A., Montana, Phillips County: Frenchman Creek, E of Turkey Track Road, ca 8 air mi E of Salsberg Reservoir, ca 28 air mi NNE of Saco; ca 45.5 air mi NE of Malta.
Clay soil in draw bottoms. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Lemere Coulee, ca 3 air mi SW of Haystack Butte, ca 28 air mi NNW of Malta.
Sagebrush-grasslands on clay soil with hills and swales. Phenology: vegetative only.

U.S.A., Colorado, Fremont County: [location and coordinates withheld]
Sarcobatus-Atriplex scrubland. Phenology: flowering.
Annotated by Ronald L. Hartman.

U.S.A., Montana, Valley County: January Reservoir and vicinity, N of Little Beaver Road, ca 2 air mi ESE of Wilson Reservoir, ca 10 air mi SW of Glasgow.
Sagebrush-grasslands on stony clay soil. Phenology: flowering.

U.S.A., Montana, Valley County: Jim Reservoir, N of Triple Crossing Road, ca 3 air mi WSW of Arrambide Reservoir, ca 23.5 air mi SW of Glasgow.
Shrubland with sagebrush and greasewood on badlands clay soil. Phenology: flowering.

U.S.A., Wyoming, Albany County: Laramie Plains: Bamforth National Wildlife Refuge: ca 7 air mi NW of Laramie.
Greasewood/grassland uplands, alkali flats. Phenology: vegetative only.

U.S.A., Montana, Park County: Absaroka National Forest: Yankee Jim Canyon.
Slope 20%, south exposure; gumbo soil; hillside, alkali flats; open roadside (along highway). Not common. Phenology: vegetative only.

U.S.A., Montana, Beaverhead County: Beaverhead National Forest: Horse Prairie Road.
T9S R13W S33
Flat slope; shallow, gravelly loam soil; sagebrush community. Common. Phenology: vegetative only.

U.S.A., Montana, Powder River County: Custer National Forest: Whitetail Ranger Station pasture.

U.S.A., Montana: Shelby Junction.

U.S.A., Montana, Powell County: Ca 15 mi S of Deer Lodge.
Lowland sedge meadows and bunchgrass knolls. Phenology: flowering & fruiting.

U.S.A., Montana, Musselshell County: Ca 18 mi S of Roundup.
Open ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Montana, Custer County: U. S. Range Livestock Experiment Station: gate between pastures L and M.
Moderate east slope; clay soil. Moderate abundance in breaks. Phenology: flowering & fruiting.

U.S.A., Montana, Powder River County: 15 mi S of Broadus.
On heavy alkaline soil throughout the area. Very common. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pathfinder Reservoir: North Platte River E of BLM Road 3108, ca 4.2 air mi N of Kortes Dam.
Greasewood flats at rivers edge; disturbed. Phenology: flowering.

U.S.A., Colorado, Huerfano County: [location and coordinates withheld]
Small pond in Sarcobatus scrubland. Phenology: buds.
Annotated by Ronald L. Hartman.
with Elizabeth Mark

U.S.A., Montana, Valley County: S of Willow Creek Road, E of Roosevelt Coulee, ca 0.5 air mi NE of Half Barrel Reservoir, ca 27 air mi WSW of Fort Peck; ca 29 air mi SW of Glasgow.
Alkaline clay areas. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: along Refuge Road 306, W of U.S. Hwy 2, upper Antelope Creek Valley and ridge to the E, ca 4.5 air mi NNW of Fred Robinson Bridge, ca 19 air mi SW of Zortman; ca 62.5 air mi SW of Malta.
Greasewood and big sagebrush steppe on clay soil. Phenology: vegetative only.

U.S.A., Montana, Phillips County: S of U. S. Hwy 191, along BLM Road 1119, on ridge W of Rock Creek, ca 0.5 air mi W of JD Reservoir, ca 8.5 air mi SSW of Zortman; ca 52 air mi SW of Malta.
Clay-rich lower hillslopes. Phenology: vegetative only.

U.S.A., Montana, Valley County: Shufeldt Ridge, E of Hill Ranch Road, ca 1 air mi SE of Two Forks Reservoir, ca 24.5 air mi WSW of Fort Peck; ca 28 air mi SSW of Glasgow
Heavy clay areas. Phenology: vegetative only.

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.
Sandy hilltops. Phenology: vegetative only.

U.S.A., Montana, Valley County: E of Anderson Road, E of Timber Creek, ca 12 air mi WSW of Triple Crossing Reservoir, ca 44.5 air mi WSW of Fort Peck; ca 40 air mi WSW of Glasgow.
Big sagebrush-grasslands on clay soil with greasewood. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Assiniboine Creek and ridge to the NE, ca 2.5 air mi W of the Milk River, ca 8 air mi NNE of Malta.
Badlands clay. Phenology: vegetative only.

U.S.A., Montana, Phillips County: E of Content Road, E of Sun Prairie Flats, ca 5 air mi WSW of Buckley Lake, ca 42 air mi E of Zortman; ca 33 air mi SSE of Malta.
Sagebrush-grasslands on stony clay soil. Phenology: vegetative only.

U.S.A., Montana, Phillips County: E of Content Road, ca 2 air mi SW of Tallow Creek, ca 44 air mi E of Zortman; ca 30 air mi SSE of Malta.
Sagebrush-grasslands on stony clay soil. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Hills W of Camp Creek, N of Dry Fork Road, ca 2.5 air mi NNE of Big Sage Reservoir, ca 9 air mi SE of Zortman; ca 48 air mi SSW of Malta.
Coulee bottom. Phenology: vegetative only.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Sixth Ridge, ca 9 air mi SSE of Pines Reservoir, ca 25 air mi SW of Fort Peck; ca 26.5 air mi S of Glasgow.
On badlands clay. Phenology: vegetative only.
with Alice Sawyer

U.S.A., Montana, Valley County: NE of Lone Tree Creek and Triple Crossing Access Road, ca 6 air mi E of Skull Reservoir, ca 21 air mi WSW of Fort Peck; ca 22 air mi SW of Glasgow.
Big-sagebrush steppe on thick clay. Phenology: vegetative only.

U.S.A., Montana, Valley County: W of Stebly Road, above Browning Coulee, ca 3 air mi NE of Chico Reservoir, ca 22 air mi WSW of Fort Peck; ca 24 air mi SSW of Glasgow.
Big-sagebrush steppe on thick clay. Phenology: vegetative only.

U.S.A., Montana, Phillips County: American Prairie Reserve: Dry Fork Ridge, S of West Fork Dry Fork Creek, ca 3.5 air mi ENE Wrangler Reservoir, ca 29 air mi ESE of Zortman; ca 43 air mi SSW of Malta.
Swales and bottoms. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: hills N of outlet of Fourchette Creek into Fourchette Bay, E of Refuge Road 858, ca 3 air mi NNE of Fowler Reservoir, ca 39 air mi ESE of Zortman; ca 47 air mi SSE of Malta.
Big-sagebrush steppe with greasewood on heavy clay. Phenology: vegetative only.

U.S.A., Montana, Phillips County: American Prairie Reserve: Box Elder Creek and hills above, ca 4 air mi E of Indian Lake, ca 38.5 air mi ESE of Zortman; ca 44 air mi SSE of Malta.
Floodplain bottoms with greasewood on clay soil and riparian areas. Phenology: vegetative only.
with Mark Majerus, Michael Dolan, Noorjahan Parwana, Katie Butts, and Mary Frieze

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Reynolds Hill, ca 2 air mi N of Fourchette Creek Recreation Area, ca 44 air mi ESE of Zortman; ca 38 air mi SSE of Malta.
Sagebrush-greasewood steppe on silty clay. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: CK Ridge, W of Refuge Road 206, ca 10 air mi ESE of Taint Reservoir, ca 24 air mi SE of Zortman; ca 52 air mi SSW of Malta.
Coulee bottom in the breaks. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Larb Hills (North): E of Lower Harb Road, ca 1.5 air mi E of Beaver Creek, ca 15 air mi SW of Saco; ca 15.5 air mi ESE of Malta.
Badlands clay slopes. Phenology: vegetative only.

U.S.A., Montana, Valley County: Larb Hills (North): S of Beaver Creek, ca 4.5 air mi NNW of Ashford Spring, ca 6.5 air mi WNW of Hinsdale; ca 31.5 air mi NW of Glasgow.
Big sagebrush steppe with greasewood on silty clay. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Cottonwood Creek at confluence with Black Coulee, ca 9.5 air mi SW of Horseshoe Lake, ca 15 air mi WSW of Loring; ca 30.5 air mi NNW of Malta.
Saltbush and greasewood on silty flats with alkaline seeps and badlands clay slopes. Phenology: flowering.

U.S.A., Montana, Valley County: Little Beaver Creek, S of Grub Detention Reservoir, ca 7.5 air mi W of Last Reservoir, ca 23 air mi WNW of Fort Peck; ca 17.5 air mi SW of Glasgow.
Big sagebrush steppe with greasewood and saltbush on silty and clay flats. Phenology: vegetative only.

U.S.A., Montana, Valley County: Sage Hen Creek and ridge to the S, along Beaver Branch Road (Little Beaver Road), ca 3 air mi W of January Reservoir, ca 19 air mi WNW of Fort Peck; ca 13 air mi SW of Glasgow.
Big sagebrush steppe on silty flats. Phenology: vegetative only.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: N of Refuge Road 108, ca 6.5 air mi ENE of Willow Flat Reservoir, ca 6 air mi WSW of Fort Peck; ca 15 air mi SSE of Glasgow.
Big sagebrush steppe on badlands clay hills with large patches of yellow sweetclover. Phenology: vegetative only.

U.S.A., Montana, Valley County: Seventh Ridge, ca 4.5 air mi NE of Graveyard Hill, ca 22 air mi SW of Fort Peck; ca 27 air mi SSW of Glasgow.
Grasslands with big sagebrush on clay breaks with large areas of yellow sweetclover. Phenology: vegetative only.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Middle Eighth Ridge, ca 2.5 air mi ENE of Graveyard Hill, ca 24 air mi SW of Fort Peck; ca 30 air mi SSW of Glasgow.
Loamy hilltops. Phenology: vegetative only.

U.S.A., Montana, Phillips County: American Prairie Reserve: Parrot Coulee at confluence with Beaver Creek, ca 1.5 air mi SW of Veseth Reservoir, ca 16 air mi E of Zortman; ca 36 air mi SSW of Malta.
Silty flats above creek bed. Phenology: vegetative only.
with Damien Austin

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Mickey Butte, ca 4 air mi ENE of Dry Lake, ca 43 air mi ESE of Zortman; ca 54.5 air mi S of Malta.
Big sagebrush-grasslands on clay hills. Phenology: vegetative only.

U.S.A., Montana, Phillips County: UL Bend National Wildlife Refuge: Dry Lake along Refuge Road 897, ca 6 air mi SSE of Fish Fossil Reservoir, ca 40 air mi SE of Zortman; ca 56 air mi S of Malta.
Big sagebrush-grasslands on stony silty soil. Phenology: buds.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Bell Ridge, E of CMR Auto Tour Route (Refuge Road 101), ca 2.5 air mi N of the Missouri River, ca 19 air mi S of Zortman; ca 60 air mi SW of Malta.
Open, dry, south-facing slope with big sagebrush and greasewood on clay to shale. Phenology: vegetative only.

U.S.A., Montana, Blaine County: Black Coulee National Wildlife Refuge: Black Coulee, ca 10.5 air mi S of Turner, ca 21 air mi NE of Harlem; ca 34.5 air mi NW of Malta.
Coulee bottom. Phenology: vegetative only.

U.S.A., Montana, Phillips County: Bowdoin National Wildlife Refuge: along Refuge Tour Road, near Black Coulee Pond, ca 6 air mi NW of Le Noir Reservoir, ca 3.5 air mi E of the Milk River, ca 7 air mi ENE of Malta.
Alkaline flats. Phenology: vegetative only.

U.S.A., Montana, Valley County: North Fork Sutherland Creek, along Murray Road, ca 2.5 air mi SSW of Murray Hill, ca 34 air mi WSW of Fort Peck; ca 36 air mi SW of Glasgow.
Big sagebrush steppe with greasewood on clay hills. Phenology: vegetative only.

U.S.A., Montana, Valley County: Corral Reservoir and Timber Creek, S of Triple Crossing Access Road, ca 9.5 air mi WNW of Halfpint Reservoir, ca 41 air mi W of Fort Peck; ca 36 air mi WSW of Glasgow.
Grasslands with greasewood and big sagebrush on clay to stony loamy soil. Phenology: flowering.

U.S.A., Montana, Valley County: Blanche Coulee near its confluence with Larb Creek, ca 4 air mi WNW of Trailerhouse Reservoir, ca 19 air mi SW of Hinsdale; ca 30.5 air mi W of Glasgow.
Grasslands with big sagebrush and greasewood. Phenology: flowering.

U.S.A., Montana, Valley County: Upper reaches of Chisholm Creek, ca 4.5 air mi SSW of Pikes Peak, ca 13.5 air mi SW of Opheim; ca 38 air mi N of Glasgow.
Grasslands with scattered silver sagebrush on clay soil. Phenology: flowering.

U.S.A., Montana, Phillips County: Milk River Dodson Dam Unit Wildlife Management Area: ca 3.5 air mi NW of Dodson; ca 21 air mi WNW of Malta.
Alkaline clay soil with greasewood. Phenology: flowering.

U.S.A., Montana, Phillips County: Bowdoin National Wildlife Refuge: along Refuge Tour Road, near Teal Pond Complex, ca 5 air mi W of Beaver Creek, ca 15 air mi WSW of Saco; ca 11 air mi ENE of Malta.
Grasslands with greasewood on silty flats. Phenology: flowering.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Manning Bottoms along Rock Creek, ca 10 air mi E of Fred Robinson Bridge, ca 21.5 air mi S of Zortman; ca 60 air mi SW of Malta.
Floodplain with some groves of willows and cottonwoods on silty soil. Phenology: flowering.

U.S.A., Montana, Phillips County: American Prairie Reserve: Telegraph Creek, ca 4.5 air mi NE of Indian Lake, ca 38 air mi ESE of Zortman; ca 41.5 air mi S of Malta.
Greasewood flats on clay soil. Phenology: flowering.

U.S.A., Montana, Valley County: Badger Reservoir, ca 6 air mi SW of VR-2 Reservoir, ca 20 air mi SSW of Hinsdale; ca 25 air mi WSW of Glasgow.
Stony silty floodplain with greasewood. Phenology: flowering.

U.S.A., Colorado, Grand County: Middle Park: butte between the intersection of Colo Hwy 9 and Trough or County Road 1 and the confluence of the Colorado River and Blue River, ca 1.6 air mi SSE of Kremmling.
Sagebrush clay slopes and raw clay areas. Phenology: fruiting.

U.S.A., Colorado, Mesa County: Colorado River Valley: De Beque Canyon along I-70 N of Colo Hwy 65, ca 17 air mi ENE of Grand Junction.
Sandy bluffs and roadside. Phenology: vegetative only.
Michael K. Kirkpatrick, 4729. 5/17/2011.

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.
Sagebrush meadow with scattered juniper. Phenology: vegetative only.
Michael K. Kirkpatrick, 4852. 5/19/2011.

U.S.A., Colorado, Mesa County: Ca 0.5 air mi W of Fleming Point on north side of Colo Hwy 65 along Plateau Creek, ca 9 air mi S of De Beque.
South-facing sandstone cliff and slopes dominated by juniper and ephedra. Phenology: vegetative only.
Michael K. Kirkpatrick, 4907. 5/19/2011.

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.
Sagebrush meadow and slopes with scattered juniper and mixed grass-forb understory. Phenology: flowering.

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.
Ruderal site near mouth of creek along highway. Phenology: vegetative only.

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.
South-facing, sparsely vegetated clay slopes and badlands. Phenology: vegetative only.

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.
Adobe hills and slopes below bluffs. Phenology: flowering.

U.S.A., Colorado, Mesa County: Colorado River Valley: canyon SE of De Beque Reservoir, ca 1 air mi NNE of De Beque off of the W.50 Road.
Ruderal meadow and roadside in bottom of canyon. Phenology: flowering.

U.S.A., Colorado, Garfield County: Colorado River Valley: Anvil Points, below the Roan Cliffs, ca 7 air mi W of Rifle.
Juniper woodland with scattered sagebrush and sandy clay soil. Phenology: flowering.

U.S.A., Colorado, Garfield County: Colorado River Valley: W of the mouth of Smith Gulch, N of I-70 along a frontage road, ca 5 air mi SW of Parachute.
Ruderal meadow (including pipeline corridor) with greasewood, cheatgrass, and other weedy species. Phenology: flowering.

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.
Railroad right-of-way. Phenology: buds.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just NW of unnamed 4WD road ca 1.5 air mi SW of The Breaks Coulee, ca 15 air mi NE of Ashland.
Mixed grass and badlands slope. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0050378

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in a tributary of Schleichart Draw above Schleichart Draw Reservoir, W of Forest Road 3130, ca 17 air mi NNE of Buffalo.
Grass and chokecherry-dominated east-facing slope with rock outcrops. Phenology: flowering.
with G. Gust
Accession: (unaccessioned), Barcode: USFS0050803

U.S.A., Colorado, Montrose County: Uncompahgre Basin: adobe hills N of Cedar Creek off Kinnikin Road, ca 7.5 air mi SE of Montrose.
Pinyon/juniper woodland on north-facing adobe hillside. Phenology: flowering.
1. Sarcobatus vermiculatus (Hook.) Torr..

U.S.A., Colorado, Delta County: Grand Mesa: south slopes off of Alkaili Basin Road, ca 8 air mi NNW of Delta.
Open area in pinyon/juniper. Phenology: flowering.
1. Sarcobatus vermiculatus (Hook.) Torr..

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Creek, above junction with Potter Canyon to 2 trail mi upstream, ca 11 1/4 air mi SW of Delta.
Hillside in sparse pinyon/juniper with barren rock hillsides. Phenology: flowering.

U.S.A., Colorado, Mesa County: Grand Mesa National Forest: Horsethief Mountain, southwest slopes near Shire Gulch, off of V or Sunnyside Road, ca 27 air mi NE of Grand Junction.
Sparse pinyon/juniper with barren clay slope. Phenology: flowering.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Dry Creek SE of Transfer Road, ca 10.5 air mi ENE of Montrose.
Salt desert shrub community. Phenology: flowering.

U.S.A., Colorado, Mesa County: Plateau Creek at confluence with Big Wash, ca 1 mi E of the junction of Colo Hwy 65 and I-70, ca 17 air mi NE of Grand Junction.
Hillside in sparse pinyon/juniper/shrub/rock mix. Phenology: flowering.

U.S.A., Colorado, Mesa County: Plateau Valley: Atwell Gulch; dry wash at the south end of Atwell Gulch along De Beque Cutoff Road, ca 1/3 mi N of Colo Hwy 66, ca 24 air mi ENE of Grand Junction.
Dry wash in sparse pinyon/juniper/shrub/rock mix. Phenology: flowering.

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: West River Trail from trailhead on South River Road, near the confluence of the North Fork Gunnison River and the Gunnison River to the Gunnison Gorge Wilderness area, ca 6 air mi SW of Hotchkiss.
Lowland riparian in sparse/pinyon/juniper/rock. Phenology: fruiting.

U.S.A., Colorado, Mesa County: Grand Mesa National Forest: Horsethief Mountain: south-facing slopes, E of Shire Gulch off of V Road, ca 7 air mi SE of De Beque.
Sparse pinyon/juniper/shrub/rock mix with exposed shale hillsides. Phenology: flowering.

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Gibbler Gulch, SW of Cactus Park, ca 22 3/4 air mi NW of Delta.
Sagebrush meadow. Phenology: fruiting.
with Gay Austin

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Gunnison River Canyon near the mouth of Big Dominguez Creek, ca 18 air mi NW of Delta.
Salt desert shrub community along river. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Canyon; middle canyon just NW of Camel Back, ca 17 air mi NW of Montrose.
Hillside in sparse pinyon/juniper/shrub/rock mix. Phenology: fruiting.

U.S.A., Idaho, Custer County: East Fork Salmon Mountains: Spar Canyon at the confluence with the East Fork Salmon River, 6.4 air mi ESE of Clayton.
Well developed soil in xeric desert scrub vegetation; 3° slope, SSW aspect; alluvial geology. Population is dominant throughout the area. Phenology: fruiting.
with Craig Scott

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 6.5 air mi NNW of Lonetree; ca 1.2 road mi SW of Wyo Hwy 414.
Shaley clay; dry slopes. Phenology: flowering.
with Walter Fertig

U.S.A, Idaho, Custer County: Southern Salmon River Mountains: lower seepage area of Alkali Spring, 14.8 air mi N of Challis.
T11N R18E S12
Dominant population in xeric soil within herbaceous riparian vegetation, 8 degree slope, NNW aspect, arenite geology. Phenology: flowering.

U.S.A, Idaho, Lemhi County: Pahsimeroi Valley: mountain slope between Tater and Morse creeks, 20.5 air mi ENE of Challis.
75-150 plants estimated in xeric soil within desert scrub vegetation, 21 degree slope, SW aspect, alluvial geology. Phenology: flowering.

U.S.A, Idaho, Custer County: Thousand Springs Valley: Thousand Springs recreation site just S of Whiskey Springs, 16.3 air mi SW of Mackay.
Dominant population in mesic fine textured soil within desert scrub vegetation, no slope, alluvial geology. Phenology: flowering.

U.S.A, Idaho, Custer County: Salmon River: mouth of first unnamed gulch S of Malm Gulch along Ida Hwy 75, 11.0 air mi N of Challis.
Dominant population in xeric soil within desert scrub vegetation, no slope, alluvial geology. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Ca 12 mi SW of Lingle.
42° 2.9' N, 104° 31.1' W; unknown, , Specimen Label
Clay flat, with Sporobolus airoides. Shrub 2 m high. Phenology: flowering.

Holding pond and creek at edge of sagebrush and rabbitbrush; graminoids dominant. Phenology: flowering.

U.S.A., Montana, Beaverhead County: Blacktail Valley, ca 13 air mi SE of Dillon, ca 18 air mi ENE of Clark Canyon Reservoir.
Greasewood flat. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Linwood Canyon, ca 3 air mi NE of Manila, UT; junction of Henrys Fork and Wyo Hwy 530.
41.0023° N, 109.6661° W; uncertainty 1 mi., Digital Map
Creek drainage in arid desert. Phenology: flowering.

U.S.A., Colorado, Montrose County: Gunnison Gorge National Conservation Area: Eagle Valley Trailhead in Adobe Hills, ca 5.5 air mi E of Olathe.
Adobe hills badlands with mudstone, some sandstone, and shale with selenite. Phenology: flowering.
Annotated by Lori E. Brummer.
with Lori E. Brummer

U.S.A., Colorado, Montrose County: Gunnison Gorge National Conservation Area: Gunnison Gorge Wilderness: W of the Chukar Road, ca 8 air mi E of Olathe.
Pinyon/juniper in broad canyon. Phenology: flowering.
Annotated by Lori E. Brummer.
with Lori E. Brummer

U.S.A., Colorado, Montrose County: Twentyfive Mile Mesa: Potter Canyon, end of Roubideau Canyon Road, ca 5.7 road mi SW from junction with Twentyfive Mesa Road, ca 10.5 air mi SW of Delta.
Desert shrub with scattered juniper in sandstone canyon. Phenology: flowering.

U.S.A., Colorado, Mesa County: Dominguez Canyon Wilderness Study Area: Cactus Park Trail, 4.4 road mi SE of Colo Hwy 141, ca 22.5 air mi WNW of Delta.
Pinyon/juniper in sandstone canyon. Phenology: flowering.

U.S.A., Colorado, Delta County: Dry Gulch, NNE of Petrie Mesa, ca 6 road mi from Devils Thumb Golf Club, ca 9 1/4 air mi NNW of Delta.
Pinyon/juniper forest on south-facing slope of clay soils with basalt boulders. Phenology: flowering.

U.S.A., Colorado, Delta County: Gunnison Gorge Wilderness: Ute Trail to Gunnison River, ca 13 air mi ESE of Delta.
Steep, rocky sandstone slopes with pinyon/juniper. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Seedskadee National Wildlife Refuge: ca 26 air mi NW of Green River; 2.3 mi S of Refuge Headquarters on through waterfowl viewing gate on north side of river.
41.8926° N, 109.8148° W; uncertainty .75 mi., Digital Map
Upland, gravelly semi-barren sagebrush slopes. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Basin: Gunnison Gorge National Conservation Area: ridge along Bobcat Road, ca 6 air mi ENE of Olathe.
Greasewood flats on heavy clay soil. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 1 air mi W of Green River; 0.6 mi W of junction of Wyo Hwy 374 and East Flaming Gorge Road.
41.5429° N, 109.4879° W; uncertainty .5 mi., Digital Map
River bottom, river rock, clays, willows, grasses. Phenology: fruiting.

U.S.A., Colorado, Delta County: Grand Mesa: Petrie Mesa, ca 7 air mi NNW of Delta.
Greasewood flats below adobe hills. Phenology: flowering.

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
Upland, semi-barren sagebrush slopes. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Dry irrigation ditch, sandy soils. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Upland. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Meadow, pasture. Phenology: fruiting.

U.S.A., Wyoming, Niobrara County: Ca 6 mi NNE of Mule Creek Junction.
Clay flat, with Opuntia and Sporobolus. Phenology: vegetative only.

U.S.A., Wyoming, Crook County: Ca 1 mi W of Moorcroft.
44° 16.6' N, 104° 59' W; unknown, , GPS reading
Sage-grass, with Artemisia tridentata and Atriplex gardneri. Shrub 1.2 m high. Phenology: flowering.

U.S.A., South Dakota, Custer County: Ca 0.3 mi W of Dewey.
43° 31.7' N, 104° 2.8' W; unknown, , Specimen Label
Edge of meadow, with Lactuca, Sporobolus. Shrub 4 dm high. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Flaming Gorge National Recreation Area: small cove on east side ca 1.5 mi below Blacks Fork, ca 4 air mi NE of Buckboard Crossing; ca 17.5 air mi S of Green River.
Shaly benches and slopes, sandstone outcrops, cobblestone ridgetops, and sandy areas with scattered desert shrubs and greasewood bottom. Phenology: flowering.
with C. H. Refsdal and Laura Welp

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: benchland between Zieglers Wash and Dry Muddy Creek ca 9 air mi WNW of Granger; ca 24.5 air mi SE of Kemmerer.
Salt desert shrub on soft clays and clay-chert ridgetops, sagebrush bottoms and sparsely vegetated slopes, some areas of gray-green shale. Phenology: flowering.
with C. H. Refsdal

U.S.A., Wyoming, Fremont County: Between Shoshoni and Boysen Dam.
43.3246° N, 108.1234° W; NAD 83, uncertainty 5 mi., Digital Map
Arid plains. Shrub to 4 ft high. *might be 4,800 ft* Phenology: buds.
with Marjorie W. Porter

U.S.A., Wyoming, Natrona County: East side of Alcova Reservoir on the North Platte River.
42.5361° N, 106.7155° W; NAD 83, uncertainty 2 mi., Digital Map
Sandy hills, with Artemisia and Sarcobatus. Common; shrub to 4 ft high. Phenology: flowering.
with Marjorie W. Porter

U.S.A., Wyoming, Albany County: Along North Platte River, 12 mi N of Sinclair.
41.886° N, 107.0528° W; NAD 83, uncertainty 1 mi., Digital Map
Along river. Shrubs ca 6 ft high. Phenology: buds.
with Marjorie W. Porter

U.S.A., Wyoming, Washakie County: Midway between Worland and Ten Sleep, on Cottonwood Draw.
In the badlands, in bottoms. Shrubs to 4 ft high. *should be Big Cottonwood Creek* Phenology: buds.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: north end of Pine Mountain.
Ponderosa pine rimmed mesa. Phenology: buds.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: ca 11 air mi E of Dutch John on the north side of the Green River.
Pinyon-juniper woodlands, south facing slope of rolling hills, in small rounded gravel mixed with sandy loam. Phenology: vegetative only.
with Larry Refsdal and Susan Bellew

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Pathfinder Reservoir and Mountain: Bishop Point Recreation Area, ca 3.4 air mi W of County Road 409; ca 10.5 air mi SW of Alcova townsite.
Greasewood-sagebrush flats. Phenology: flowering.

U.S.A., Wyoming, Albany County: Twin Buttes Reservoir, 15 mi SW of Laramie.
41.2371° N, 105.8504° W; NAD 83, uncertainty 0.75 mi., Digital Map
Alkaline edge of lake. Shrubs to 3 ft high Phenology: fruiting.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: near County Road 211, ca 6.6 air mi SW of Powder River townsite.
Badlands; sagebrush and saltbush common. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Oregon Buttes Wilderness Study Area: ca 1 air mi ENE of Oregon Butte summit, ca 14.5 air mi S of South Pass City.
Barren shale outcrops, midslope; with Iva axillaris, Elymus elymoides, Atriplex suckleyi. Phenology: fruiting.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: Green River, ca 13 air mi ESE of Dutch John; 1.8 mi S of junction of Jarvie Ranch/Browns Park roads on west side Browns Park Road.
T2N R25E S30 South1/2; also N1/2 S31
Upland, sandy soils, scattered juniper, salt desert shrubs. Phenology: flowering.
with Barbara McNight

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: Green River, ca 12.2 air mi ESE of Dutch John.
T2N R25E S31 NW1/4; also T2N R24E NE1/4 S36
River's edge, mostly sandy, Salix, Carex. Phenology: vegetative only.
with Barbara McNight

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
Upland, salt desert shrub. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Como Lake S of U.S. Hwy 30-287, ca 9 air mi W of Medicine Bow townsite.
Sagebrush-grassland with greasewood. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Edson N of U.S. Hwy 30-287, ca 12 air mi SW of Hanna.
Sagebrush, rabbitbrush, and grasses common. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Steamboat Lake S of Wyo Hwy 220, ca 19 air mi W of Alcova townsite.
Alkaline flats near lake. Phenology: vegetative only.