Sisymbrium linifolium (1997)
BRASSICACEAE
Sisymbrium linifolium Nutt.
U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Sagebrush-grasslands slopes with scattered areas of taller sagebrush. Phenology: flowering & fruiting.
Accession: RM (unaccessioned)

Sisymbrium linifolium (1997)
BRASSICACEAE
Sisymbrium linifolium Nutt.
U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: abandoned townsite of Carbon on Carbon Creek ca 2 air mi NE of Simpson Ridge, ca 9.5 air mi SW of Medicine Bow; ca 10 air mi SE of Hanna.
Under and among sagebrush along the stream. Phenology: flowering & fruiting.
Accession: RM (unaccessioned)

Sisymbrium linifolium (1996)
BRASSICACEAE
Sisymbrium linifolium Nutt.
U.S.A., Wyoming, Park County: Northern Absaroka Area: Sheep Mountain 13-14 air mi SW of Cody (center).
Lower flanks to cut in limestone and plains on northwest corner of mountain. Phenology: flowering.
Annotations:
1. Sisymbrium linifolium Nutt.
Annotated by David Rosenthal.
Accession: USFS 852049, Barcode: USFS0035843

U.S.A., Wyoming, Fremont County: Wind River Range: Dubois Recreation Area Overlook, ca 1/4 mi NE of Windriver Road on U.S. Hwy 26.
Sparsely vegetated, sandy soil with sagebrush on slopes. Phenology: flowering & fruiting.
Accession: USFS 854220, Barcode: USFS0037782

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Lone Tree Road (BLM 3141) N of Wyo Hwy 487 adjacent to Shirley Ridge, ca 8 air mi NW of Shirley Basin Townsite.
Break in Shirley Ridge with limber pine and some Douglas fir below rim, calcareous outcrops, some sandy areas, and a shrub zone below. Phenology: flowering.
with Amy J. Roderick
Accession: RM (unaccessioned)

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Broken slate (shale) with ponderosa pine, rocky sandstone ridges, and alkaline flats. Phenology: flowering & fruiting.
with Amy J. Roderick and B. A. Packer

U.S.A., Wyoming, Albany County: Upper North Platte and Laramie River Drainages: Chalk Hills.
Sandstone and calcareous slopes with outcrops. Phenology: flowering & fruiting.
Annotations:
1. Sisymbrium linifolium Nutt.
Annotated by Amy J. Roderick.
with Amy J. Roderick and B. A. Packer

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountain Ranch Road, ca 2-2.5 air mi NNE to NE of Lamont.
Sagebrush flats and rocky ridge. Phenology: flowering & fruiting.
Annotations:
1. Sisymbrium linifolium Nutt.
Annotated by Amy J. Roderick.
with Amy J. Roderick

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Whiskey Gap and E up hogback.
Sandstone and limestone south exposure and Douglas fir north exposure. Phenology: flowering & fruiting.
Annotated by Amy J. Roderick.
with Amy J. Roderick

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: two track to Black Rock Draw, 1 mi from County Road 321; ca 6 air mi NW of northwest end of Pathfinder Reservoir.
Sandy areas and granite ridge. Phenology: fruiting.

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

U.S.A., Wyoming, Park County: Bighorn Basin: along the east side of Sheep Mountain, 12 mi NNW of Greybull.
Elev. 3900 ft.
T54N R94W S21
Saltbrush steppe with Atriplex confertifolia, Grayia spinosa, and Wyethia scabra. Phenology: flowering.
Accession: RM 824519, Barcode: rm0023183

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dorsey Creek, ca 9 mi SSE of Burlington.
Elev. 4525 ft.
T50N R96W S11
Saltbush-greasewood community with Allium textile, Xylorhiza glabriuscula, Musineon divaricatum, and Cymopterus acaulis. Phenology: flowering & fruiting.
Accession: RM 913277, Barcode: RM0066170

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.
Elev. 4290 ft.
Sagebrush-saltbush steppe on bluff above creek with Artemisia tridentata var. wyomingensis, Atriplex gardneri, and Bouteloua gracilis.
Accession: RM 913426, Barcode: RM0066380

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.
Accession: RM 912751, Barcode: RM0068612

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: N side of Sheep Mountain, ca 1/4-1/2 mi S of County Road FU6.
Sagebrush-grassland community on limestone substrates. Phenology: flowering.

U.S.A., Wyoming, Park County: [location and coordinates withheld]
Sagebrush-grassland with Artemisia tridentata, Artemisia cana, Arenaria hookeri, and Agropyron spicatum.

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/4 mi S of Willwood Road, ca 2 mi E of U.S. Hwy Alt 14; ca 12 mi SE of Powell.
Grassland with some Artemisia tridentata and with Bouteloua gracilis, Carex filifolia, and Stipa comata.

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/2-3/4 mi SW of Wyo Hwy 294, ca 12 mi NW of Powell.
Badland bluffs in sagebrush-saltbrush-grassland.

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.

U.S.A., Wyoming, Park County: Bighorn Basin: along west side of YU Bench Road, ca 8 mi S of U.S. Hwy 14, 16, & 20, SE of Cody.
Sagebrush-grassland with Bouteloua gracilis, Opuntia polyacantha, Lappula redowski, Poa secunda, and Astragalus grayi.

U.S.A., Wyoming, Park County: Bighorn Basin: ridge N & W of the Newton Lakes, ca 4 mi NW of Cody.
Sagebrush-grassland with some scattered Pinus flexilis in places on rocky substrates with Artemisia nova, Penstemon laricifolius, Eriogonum pauciflorum, Bouteloua gracilis and Carex filifolia.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Gebo (abandoned townsite), ca 10 mi N of of Thermopolis.
Disturbed areas with Chorispora tenella, Lappula redowskii, and Alyssum desertorum. Phenology: buds.
Accession: RM 783366

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: flowering.
Accession: RM 783440

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along northeast side of Murphy Draw Road, ca 4 mi N of Wyo Hwy 431.
Disturbed saltbush-grassland with Atriplex gardneri, Thlaspi arvense, Bromus tectorum, and Allium textile. Phenology: flowering.
Accession: RM 782478

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Saltbush-forbland with Atriplex gardneri, Allium textile, Lomatium foeniculaceum, Penstemon eriantherus, and Artemisia pedatifida. Phenology: buds.

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: flowering & fruiting.

U.S.A., Wyoming, Teton County: Gros Ventre Mountains: Bridger-Teton National Forest: north-south trending ridge just E of Alkali Creek, 3/4-1 mi S of Gros Ventre River, 23 mi NE of Jackson.
Grassland with Chrysothamnus viscidiflorus, Stipa comata, and Astragalus tenellus. 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.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Needle Peak N of Baggot or County Road 680, ca 11.2 air mi NE of Encampment; ca 20.2 air mi SW of Saratoga.
Gravelly sagebrush grasslands and draw. Phenology: fruiting.

U.S.A., Colorado, Grand County: Gore Range: ca 8 air mi SW of Kremmling off County Road 1or Trough Road, ca 8.5 mi S of the junction of County Road 1 and Colo Hwy 9, along the Colorado River.
Pinyon/juniper/sagebrush steppe. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: ca 1.5 air mi W of Continental Peak; ca 6 air mi E of Oregon Buttes.
Moist drainages and depressions in north-facing slope; dense graminoids dominant at bottom of wash, dense, low sagebrush along sides; dry sandy soil. Phenology: flowering & fruiting.
Accession: (unaccessioned)

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Anticlinal ridge with bands of sandstones, shales, mudstones, and clay, sandy clay, or sandy soils. Phenology: flowering & fruiting.
Annotated by Laura Welp.
Accession: (unaccessioned)

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: north end of Shamrock Hills just above Separation Flats, ca 19.5 air mi SSE of Bairoil; ca 16.5 air mi NNW of Rawlins.
Sagebrush grass swales and shallow drainages. Phenology: flowering & fruiting.
Annotated by Laura Welp.
Accession: (unaccessioned)

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: W of U.S. Hwy 287 ca 1.5 air mi NW of Ninemile Hill on the Continental Divide, ca 10 air mi NNW of Rawlins.
Sagebrush swale on stony slopes. Phenology: flowering & fruiting.
Annotated by Laura Welp.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: south end of Separation Rim, ca 17 air mi S of Bairoil; ca 19 air mi N of Rawlins.
Moist sagebrush/hopsage draw on southeast facing slope in rocky, sandy soil with sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: south end of Sooner Reservoir, ca 16 air mi SW of Bairoil; ca 13 air mi S of Bare Ring Butte.
Low rolling plain with sagebrush, rabbitbrush, and grasses; fine sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: ca 12 air mi WSW of Bairoil; ca 9 air mi SE of Bare Ring Butte.
West facing slope of hilltop with grasses and sagebrush shrubs; sandy soil. Phenology: flowering & fruiting.

East facing drainage in shallow bowl on rim; dense sagebrush; sandy soil with sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: top of Red Rim, ca 8 air mi SW of Hadsell; ca 13.5 air mi E of Creston Junction.
Drainage on west facing slope with sagebrush and Purshia. Phenology: flowering & fruiting.

Partially vegetated west facing slope with grasses and scattered low sagebrush; sandy soil with sandstone outcrops. Phenology: flowering & 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 & fruiting.

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: slopes of Continental Peak, ca 7 air mi E of Oregon Buttes; ca 11 air mi W of Circle Bar Lake.
Partially vegetated base of peak with grasses and scattered sagebrush; silty, sandy soil with rocks. 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: fruiting.

Partially vegetated east facing slope with grasses and sagebrush; rocky sandy soil with sandstone outcrops. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Gros Ventre Area: ca 7 air mi NE of Jackson.
Fen and surrounding sagebrush plains. Phenology: flowering & fruiting.
Accession: 660640

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Dry Cottonwood Creek, Slide Lake.
Shales, limestone, and gypsum; open hill on E side of entrance to valley. Phenology: flowering & fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gunsight Pass area, Gunsight Road at major hairpin turn.
Open ridge. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Burnt Creek and ridge to east.
T42N R112W S30; also S31
Phenology: fruiting.

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Pass Creek, 3 air mi W of Poncha Springs.
Pinyon-juniper covered slope with irrigation ditch. Phenology: flowering & fruiting.
Annotated by Emily A. Holt.
with Emily Holt

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: Greenhorn Mountain, ca 4 air mi NW of Gypsum.
Red sandstone slope and ridgetop. Phenology: flowering & fruiting.
Annotated by Emily A. Holt.
with Emily Holt

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: BLM Road 110, ca 4 air mi SE of Eagle.
Slope with scattered pinyon pine and areas of dense mountain mahogany; gypsum deposits abundant. Phenology: flowering & fruiting.
Annotated by Emily A. Holt.
with Emily Holt

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Seven Castles, Fryingpan or County Road 104, 4 road mi E of Basalt.
Pinyon pine slopes along power line. Phenology: flowering & fruiting.

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: 2 road mi on County Road 33, ca 2 air mi N of Eagle, immediately after gate, along road and to the W.
Pinyon-juniper woodland on east aspect. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Dempsey Ridge Road, ca 5 air mi NW of Kemmerer.
Sagebrush slopes, rock outcrops, and windswept ridges. Phenology: flowering.
with Tom Cramer and Charmaine Refsdal

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: ridge between Mill and Corral creeks, ca 7 air mi NNE of Cokeville; ca 32.5 air mi NW of Kemmerer.
Burn in sagebrush-grassland. Phenology: flowering & fruiting.
Annotated by Thomas Cramer.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: south end of the range above Quealy Reservoir, ca 3 air mi NNE of Cokeville; ca 30.5 air mi NW of Kemmerer.
Steep sagebrush-grassland slope near stream. Phenology: flowering & fruiting.
Annotated by Thomas Cramer.
with Tom Cramer

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge ca 3 air mi N of Nugget Canyon and U.S. Hwy 30, ca 15.5 air mi SSE of Cokeville; ca 17.5 air mi WNW of Kemmerer.
Stony knoll and adjacent slopes with scattered sagebrush, forbs, and graminoids. Phenology: flowering & fruiting.
Annotated by Thomas Cramer.
with C. H. Refsdal

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Eroded gully sides. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 13.5 air mi N of Cokeville; Sublette Range at Raymond Creek.
Grassy hillside with Cercocarpus, and Amelanchier. Phenology: flowering & fruiting.
with Jane T. Kellett

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Trail Creek, ca 14.5 air mi N of Kemmerer.
Sagebrush hilltop and roadside. Phenology: flowering & fruiting.
with Jane T. Kellett

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Sagebrush hillside with Amelanchier stands. Phenology: flowering & fruiting.
with Jane T. Kellett

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7.5 air mi ENE of Gunnison.
Sagebrush meadow. Phenology: flowering & fruiting.
Accession: 721034

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Taylor River, ca 4 air mi NNE of Almont.
Along the river. Phenology: flowering & fruiting.
Accession: 721033

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 18 air mi WSW of Gunnison.
Narrowleaf cottonwood, aspen, serviceberry, and sagebrush drainage. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 5 air mi NNE of Parlin.
Aspen woods along creek. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 1 air mi NNE of Cimarron.
South-facing steep slope with pinyon pine, oak, juniper, and Douglas fir. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4 air mi NNE of Crawford.
Pinyon and juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi NE of Gunnison.
Sagebrush meadow. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6.5 air mi W of Gunnison.
Sagebrush slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Northern Gunnison Basin: Hermits Roost Rest Area and below (Cimarron Point area), ca 1.5 road mi NW of Gunnison County; trail to S and SW to Gunnison Reservoir.
Pinyon-juniper and Gambel oak slope with Douglas fir near bottom. Phenology: flowering & fruiting.
Annotated by Kevin J. Taylor.
with Kevin J. Taylor

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4.5-7 air mi E to ESE Hotchkiss.
Rolling hills with sagebrush and saltflats, ridges with some pinyon-juniper. Phenology: flowering & fruiting.
Annotated by Kevin J. Taylor.
with Kevin J. Taylor

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Needle Rock, south and east slopes to north side, rock face, ca 3.5 mi NE of Crawford.
Boulder slopes and shrub zone where soil developed. Phenology: flowering & fruiting.
Annotated by Kevin J. Taylor.
with Kevin J. Taylor

U.S.A., Colorado, Montrose County: [location and coordinates withheld]
Juniper-topped breaks with mudstone and sandy areas. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Youngs Peak and lower intrusive mountain immediately SE; adjacent to Crawford.
Pinyon-juniper woodland. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 2 air mi NW of Crawford.
Pinyon pine and juniper mesa; Cercocarpus, Amelanchier, Atriplex, and Quercus. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4 air mi NNE of Crawford.
Pinyon pine and juniper forest; Cercocarpus and Amelanchier. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7 air mi WSW of Gunnison.
Sagebrush meadow and drainage. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 13 air mi WSW of Gunnison.
Top of mesa down through drainage; sagebrush, Quercus, and Juniperus. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: E of Youngs Peak, ca 3/4 air mi NE of Crawford.
Pinyon/juniper forest. Phenology: flowering.

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

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 9 air mi ESE of Gunnison.
Sagebrush slope and drainage. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi E of Gunnison.
South-facing sagebrush-covered slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi NW of Gunnison.
Sagebrush hills and dry drainages. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 11.5 air mi WSW of Gunnison.
Sagebrush hills. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6 air mi NNW of Gunnison.
Up south-facing slope and along base of rock outcrops; sagebrush, Amelanchier, Rhus trilobata, and Ribes. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 1 air mi SW of Almont.
Sagebrush-covered drainage. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3 1/4 air mi E of Parlin.
East-facing sagebrush-covered slope and along spring; aspen, Amelanchier, and Symphoricarpos. Phenology: flowering & fruiting.

Sagebrush hills; Quercus, Amelanchier, juniper, and Purshia. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi NE of Sapinero.
East-facing slope; Quercus, Cercocarpos, Amelanchier, Comandra, and Balsamorhiza. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2 1/4 air mi WSW of Almont.
Sagebrush slope and, perhaps, underground spring on east-facing slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Freezeout Mountains: west end of range S of Red Draw, ca 14 air mi NW of Medicine Bow townsite.
Steep gully dominated by limber pine and Douglas fir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: terrace above East Fork at South Boundary of Spence/Moriarity WHMA: ca 9.5 air mi SE of Dubois; up good road from East Fork Road past gravel pit; seventh power pole past hill crest (just before driveway).
Stipa comata stand. Plot 93085 SE, SE, NE Phenology: buds.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: terrace above East Fork at South Boundary of Spence/Moriarity WHMA: ca 9.5 air mi SE of Dubois; up good road from East Fork Road past gravel pit; seventh power pole past hill crest (just before driveway).
Stipa comata stand. Plot 93085 SE, SE, NE Phenology: vegetative only.
Annotated by C. Lynn Kinter.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Little Warm Springs: ca 4.5 air mi W of Dubois; N of main road.
Dry grassland. Plot 95003 NE, SW, NE Phenology: flowering.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Little Warm Springs: ca 4.5 air mi W of Dubois; N of main road.
T41N R107W S8
Dry grassland. Plot 95003 NE, SW, NE Phenology: vegetative only.

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Artemisia tridentata var. wyomingensis stand. Plot 96015 NW, NE, NE Phenology: flowering & fruiting.
Annotated by Stuart Markow.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Terrace above East Fork at South Boundary of Spence/Moriarity WHMA: ca 9.5 air mi SE of Dubois; up good road from East Fork Road past gravel pit; seventh power pole past hill crest (just before driveway).
Stipa comata stand. Plot 93085 SE, SE, NE Phenology: flowering.
Annotated by C. Lynn Kinter.
with John Tamsen

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Francisco Montes Vigil Grant: Forest Road 710 just E of NM Hwy 76, ca 1 3/4 air mi SSW of Ojo Sarco; ca 2.5 air mi NNE of Truchas.
Recovering burn area formerly ponderosa pine forest with Juniperus scopulorum; current regrowth of Quercus gambelii, Elymus species, and Muhlenbergia montanus. 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: 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., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: on mining road across from Nature Conservancy Preserve.
Mesa and slopes, Morrison formation, with pinyon and juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Dry Creek Basin, ca 5.5 air mi SW of Basin.
Rocky slopes of tilted Burro Canyon formation, northeast slope of Big Gypsum Anticline. Barren rock surfaces with scattered pockets of soil, with pinyon, juniper, Stenotus and Tetraneuris. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Dry Creek Basin, north side of mountain, ca 4 mi SW of Basin.
With pinyon, juniper, and oak, shaly slopes with very little understory. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: [location and coordinates withheld]
Slope below Entrada formation, with Cardaria and cheatgrass. Phenology: flowering.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Spring Creek, east side of County Road Z26 to top of hill.
Shaly slope with pinyon, juniper and Gambel oak. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel Canyon: confluence of San Miquel and Dolores rivers, ca 6.5 air mi WNW of Uravan on south side of Colo Hwy 141.
On ledges of Kayenta sandstone with pinyon-juniper on cryptogamic soil. Phenology: flowering & fruiting.
Margarette J. Lyon, 721. 5/9/1993.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: Uncompahgre Plateau: Atkinson Creek.
Riparian area along creek with Populus angustifolia and sandy benches with Artemisia tridentata. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: Uncompahgre National Forest: Clay Creek.
Rocky hillside and scree slopes above creek with pinyon pine, juniper, and mountain mahogany. Phenology: flowering.

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: Dry Creek Basin: State Wildlife Area.
Sandy soil with Artemisia tridentata, A. nova and A. frigida. Phenology: flowering.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: roadside at section border with
With Prunus and Quercus. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Unaweep Canyon, ca 21 air mi ENE of Gateway; ca 5 air mi W of Unaweep Divide.
With gambel oak, lupine, and Bouteloua. Phenology: flowering.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Delores River Canyon on small side road W of Colo Hwy 141.
Against cliff with Acer negundo and Rhus trilobata. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: [location and coordinates withheld]
With pinyon, juniper, and snakeweed. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: above Mesa Creek.
With pinyon and juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Sawtooth Ridge, ca 3.5 air mi W of Naturita.
Disturbed area with pinyon, juniper, Artemisia nova, Hymenoxys, and Stenotus. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: ca 0.1 mi SE of Delta-Nucla Road; ca 3 air mi NE of Nucla.
Pinyon and juniper in thin soils on Dakota sandstone; low diversity. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Pine Mountain.
Sandstone and sandy soils south-facing side of ridge with ponderosa pine and oak. Phenology: flowering.

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Uncompahgre Plateau: benches above Cow Creek at National Forest Boundary.
Sandstone benches above creek with pinyon and juniper. Phenology: fruiting.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: San Miguel River Drainage: draw above Clay Creek just inside forest boundary.
With pinyon, juniper Cercocarpus, and Peraphyllum. Phenology: flowering & fruiting.

Mesa with pinyon, juniper, and sagebrush; very dry, disturbed area. Phenology: fruiting.

U.S.A., Arizona, Coconino County: Arizona Strip: just S of BLM Road 1025.
T41N R2E S29
Limestone soils; pinyon, juniper, Artemisia community. Phenology: flowering & fruiting.
with G. Green

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: between U.S. Hwy 50 and Blue Mesa Reservoir, W of Willow Creek, ca 3.2-3.7 air mi W of intersection of U.S. Hwy 50 and Colo Hwy 149.
Sagebrush shrubland. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: E of confluence of Lake Fork Gunnison River and Little Willow Creek, ca 3 air mi SW of Carpenter Ridge; ca 5.4 air mi SE of Sapinero.
Sagebrush shrubland. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: ca 1.2 air mi W of County Road 26; ca 3 air mi S of Blue Mesa Reservoir; ca 3.9 air mi SE of Sapinero.
Sagebrush shrubland and steep, rocky, west-facing canyon slope with sagebrush/Douglas fir. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 1.5-2 air mi NE of Stubbs Gulch, ca 6 air mi W of Flat Top; ca 4-5 air mi ESE of Gunnison.
Sagebrush shrubland in rolling hills with limestone outcroppings. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: Cebolla Creek where it meets with Blue Mesa Reservoir, ca 1.8 air mi E of Carpenter Ridge; ca 4.6 air mi W of Blaine Rock.
Douglas fir/sagebrush on west-facing canyon slope and rim. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: east side of County Road 32B, ca 3.5 air mi N of Saguache County; ca 5 air mi SSW of Gunnison.
Rolling sagebrush shrubland. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: intersection of County roads 27B and 27C at North Beaver Creek, ca 1.8 air mi NNE of Rudolph Hill; ca 10.5 air mi ESE of Gateview.
Riparian and adjacent sagebrush shrubland. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: County Road 31, ca 1.4 air mi ESE of Big Springs, ca 3 air mi NNE of Ninemile Hill; ca 4 air mi SSE of Blaine Rock.
Sagebrush shrubland/roadside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Dry Cottonwood Creek, 2-3 air mi E of east end Upper Slide Lake.
Shales, limestone, and gypsum; open hill on east side of entrance to valley. Phenology: flowering & fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Burnt Creek and ridge to east.
Phenology: fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: 2.25 air mi N of Paradox; ca 25 air mi NNW of Nucla, small draw across County Road 6.00, W of old Paradox dump.
Elev. 1700 m.
Small draw with rabbitbrush, sagebrush, pinyon, and juniper. Phenology: flowering.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: Four Corners Archery Range, County Fairground turnoff; 3.5 air mi E of Cortez.
Elev. 1950 m.
Sagebrush, pinyon, juniper and rabbitbrush; cryptogamic soil. Phenology: flowering.
with Marie Rambo and Carlann Defontes

U.S.A., Colorado, Montezuma County: [location and coordinates withheld]
Elev. 2000 m.
Pinyon, juniper, Artemisia, Ephedra, and antelope brush on cryptogamic soil. Phenology: flowering & fruiting.
with Marie Rambo and Carlann Defontes

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock area off Colo Hwy 141, ridge top before highway drops down into Slick Rock, ca 40.5 air mi SW of Nucla.
North-facing pinion-juniper zone with Cercocarpus and oak. Phenology: flowering.
with Marie Rambo

U.S.A., Colorado, Montezuma County: [location and coordinates withheld]
Pinyon-juniper zone with antelope brush, Artemisia, rabbitbrush, Ephedra, Cercocarpus, oak brush, and Amelanchier in cryptogamic soil. Phenology: flowering.
with Marie Rambo

U.S.A., Colorado, Montezuma County: [location and coordinates withheld]
West-facing pinyon-juniper slope grading into Artemisia; cryptogamic soil; recently grazed area with Cercocarpus, Rosa, antelope brush, and saltbrush. Phenology: flowering.
with Jason Judkins

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Cabin Canyon Campground area, off Forest Road 504, ca 12 air mi SE of Dove Creek.
Pinyon-juniper zone with Quercus and Cercocarpus. Phenology: flowering & fruiting.
with Jason Judkins and Fallon Judkins

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Bradfield Bridge area, off Forest Road 504 and surrounding old gravel pit, ca 9 air mi SE of Dove Creek.
Pinyon-juniper zone with Ponderosa, Cercocarpus, Amelanchier, and antelope brush. Phenology: flowering & fruiting.
with Jason Judkins and Fallon Judkins

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: Negro Canyon area, off County Road Y, ca 19 air mi S of Dove Creek.
Pinyon-juniper zone with Quercus, antelope brush, and Cercocarpus in cryptogamic soil. Phenology: flowering.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Paradox Valley Area, ca 16 air mi W of Nucla on Davis Mesa along County Road DD16.
Pinyon-juniper, Cercocorpus, Amelanchier, sagebrush, cryptogrammic soil on a north-facing slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Island Mesa, unmarked road just N of the county line, ca 24 air mi SW of Nucla.
Pinyon-juniper, Ephedra, Yucca, and Purshia on a northeast facing slope and ridge top. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: [location and coordinates withheld]
Dense pinyon-juniper, and oak woodland with Purshia, Amelanchiar and, Cercocarpus on east facing slopes. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 3 air mi W of Cortez, northwest side of ridge overlooking Alkali Canyon, Indian Camp Ranch, jeep trail W of County Road 23.
Pinyon-juniper, Ephedra, Purshia, Amelanchier, and Cercocarpus on south facing slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: County Road 14.0 and County Road W, ca 13 air mi W of Cortez at the overlook of Rock Creek Canyon N of Woods Canyon.
Pinyon-juniper, and Ephedra on cryptogrammic soil and rimrock pavement, southwest facing ridge. Phenology: fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 14 air mi NW of Cortez in Sandstone Canyon, County Road W.
Pinyon-juniper woodland, Purshia, Artemesia, and rabbitbrush on west-face of canyon and riparian area along creek. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 12 air mi NW of Cortez in Woods Canyon, County Road 15 and County Road U.
Thick pinyon juniper, Quercus, and artemesia. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: ca 12.5 air mi N of Dove Creek, ca 4 air mi NE of Egnar, County Road K8 to County Road L9 to County Road 11.L, at Spud Patch Camp.
Scattered pinyon-juniper woodland, with dense patches of Artemesia, Amelanchier, Quercus, and Paraphyllum, northeast-facing. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 7.5 air mi W of Mancos, County Road 34, N of U.S. Hwy 160.
Pinyon-juniper, Atriplex, Purshia, and Artemesia with selenium odor along a creek; west-facing. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Disappointment Valley, ca 13 air mi NE of Dove Creek on Mineral Mountain Road, County Road K20.
Pinyon-juniper with scattered Artemisia and Purshia on north facing slopes. Phenology: flowering & 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 & fruiting.

Pinyon-juniper woodland, Purshia, Amelanchier, and scattered Artemesia on southeast-facing slopes. Phenology: flowering & fruiting.
with Fallon Judkins and Carlann Defontes

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: ca 21 air mi WNW of Naturita along La Sal Creek at the Cliff Dweller Mine, County Road X4, SE of Colo. Hwy 90.
Boxelder, Fraxinus, pinyon-juniper, ponderosa, and poison ivy; riparian zone along creek and north facing canyon slopes and walls. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: ca 6 road mi N of Egnar W of Colo Hwy 141, County Road 7N, ca 14 air mi WNW of Dove Creek.
Burn site with pinyon-juniper, oak, and Artemesia in ash in soil; Amelanchier, and Cercocarpus; north facing slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 5 air mi WSW of center of Cortez.
Pinyon-juniper woodland with sandstone caprock, some shale on slopes, and roadside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: ridge NE of Grass Creek Basin, ca 31 air mi NW of Thermopolis; ca 14 air mi NNW of Hamilton Dome.
Sandstone and mudstone ridge.

U.S.A., Wyoming, Park County: Owl Creek/Bridger Mountains: Hogback Ridge, SW of Little Buffalo Basin; ca 5 air mi S of Meeteese; ca 43 air mi NW of Thermopolis.
East-facing slope and sandstone-mudstone ridge.

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: dipslope, ca 6 air mi NW of Hamilton Dome; ca 26 air mi WNW of Thermopolis.
Southwest-facing sandstone dipslope.

U.S.A., Wyoming, Big Horn County: Bighorn Canyon National Recreation Area.
At base of limestone bluff in openings among dense Sarcobatus vermiculatus, with Sporobolus airoides. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along the south side of Buffalo Bill Reservoir, ca 10 mi SW of Cody.
Ridge above reservoir with Allium textile, Arenaria hookeri, and Artemisia nova. Phenology: flowering.

U.S.A., Wyoming, Hot Springs County: 5 mi W of Kirby.
Sagebrush with Opuntia and Sporobolus.

U.S.A., Wyoming, Lincoln County: Ca 2 mi SW of Diamondville.
Sagebrush-steppe, clay soil. Phenology: flowering & fruiting.
with J. Kass

U.S.A., Arizona, Pima County: Coronado National Forest: Florida Canyon; 35 ch above RR station.
Phenology: flowering & fruiting.
George A. Streitz, S34. 8/25/1923.
Accession: RMRS (unaccessioned)

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Saint Marys Ridge, 3.2 air mi W of U.S. Hwy 287 on dirt road, ca 5 road mi from Walcott Junction.
Cushion community on calcareous benches with scattered shrubs and a greasewood/sagebrush bottom. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: North-central Colorado: Gore Range: upper Gore Canyon, Inspiration Point and slopes below.
Douglas fir and aspen and roadside. Phenology: flowering & fruiting.

U.S.A., Colorado, Moffat County: North-central Colorado: Cedar Mountain, ca 6 air mi NW of Craig.
Volcanic rocks exposed sporadically on southwest slope to summit; Utah juniper, serviceberry, antelope bitterbrush, etc. with scattered sagebrush. Phenology: flowering & fruiting.
Annotated by B. E. Nelson.

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: on Blacktail Butte, ca 1 air mi E of Moose; ca 13 air mi NNE of Jackson.
Limestone outcrop and ridgetop. Phenology: flowering & fruiting.
Annotated by David Scott.
with Geneva Chong, Ronald L. Hartman

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: Blacktail Butte, north end.
Limestone outcrop and ridgetop. Phenology: fruiting.
Annotated by David Scott.
with David Scott, Geneva Chong

U.S.A., Wyoming, Park County: Southwestern Absarokas: Houlihan Creek drainage, ca 29 air mi SW of Cody.
Foothills dominated by Artemisia and Elymus.

U.S.A., Colorado, Montezuma County: Cortez.
Sagebrush slopes. Phenology: flowering & fruiting.
Annotated by C. L. Porter in 1967.

U.S.A., Colorado, Mesa County: E slope of LaSal Mountains; ca 11 mi S of Gateway; northwest corner of Sinbad Valley.
Pinyon, juniper, scruboak, alderleaf, and mountain mahogany; rocky with sandy soil. Phenology: flowering & fruiting.
with D. Trotter, D. Atwood and B. Thompson.

Sisymbrium linifolium ()
U.S.A., Colorado, Eagle County: Holy Cross National Forest: near Gypsum Creek Campground.
Dry hillsides; 20% southwest slope; shallow, gravelly soil.

U.S.A., Colorado, Eagle County: Holy Cross National Forest: near Gypsum Creek Campground.
Dry hillsides; 20% southwest slope; shallow, gravelly soil. Phenology: flowering & fruiting.
Annotated by Robert F. Martin.
Accession: USFS 461852

U.S.A., Colorado, Montezuma County: Point Lookout Sandstone: Tanner Mesa: rim S of Mancos Canyon; ca 1.5 mi SE of Wing Spring.
On sandy soils of Point Lookout Sandstone with Pinus, Juniperus, Chrysothamnus, Petradoria, Ephedra, and Astragalus. Phenology: flowering & fruiting.

U.S.A., Colorado, Moffat County: West Cactus Flat, ca 0.5 mi NW of Benchmark 7029.
T6N R100W S29 SW1/4 of NE1/4 of NE1/4
On deep sandy soils of north-facing, recently burned bench with Artemisia tridentata, Poa secunda, and Koeleria. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: 6 mi N of Gunnison on road to Crested Butte.
Sagebrush scrub. Phenology: flowering & fruiting.
with D. Neill and C. Hamilton

U.S.A., Colorado, Garfield County: 2 mi N of Rifle.
Phenology: flowering & fruiting.
Annotated by C. L. Porter in 1967.

U.S.A., Colorado, Montrose County: Cimarron.
Phenology: flowering & fruiting.
Annotated by C. L. Porter in 1967.

U.S.A., Colorado, Archuleta County: Arboles.

U.S.A., Colorado, Archuleta County: Arboles.
Phenology: fruiting.

U.S.A., Colorado, Montrose County: Region of the Gunnison Watershed: Cimarron.

U.S.A., Colorado, Mesa County: North side of Black Ridge, 6 air mi S of Fruita.
Pinyon-juniper-black sagebrush community; Morrison formation; rock-littered clay, sandy pockets. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Naturita.
Sagebrush flat. Phenology: flowering & fruiting.

U.S.A., Colorado, Chaffee County: Poncha Pass.
Dry hills. Phenology: flowering & fruiting.
Ellsworth Bethel, 4134. 7/2/1921.
with F. S. Willey and Ira W. Clokey

U.S.A., Colorado, Montrose County: Paradox.
Dry valley lands. Phenology: fruiting.

U.S.A., Colorado, La Plata County: Durango.

U.S.A., Colorado, Mesa County: De Beque.

U.S.A., Colorado, Gunnison County: W of Sapinero.

U.S.A., Colorado, La Plata County: Durango.
George E. Osterhout, s.n.. 6/11/1899.

U.S.A., Colorado, Routt County: Hayden.
Annotated by B. E. Nelson in 1979.
George E. Osterhout, s.n.. 5/27/1915.

U.S.A., Colorado, Gunnison County: Sapinero.

U.S.A., Colorado, Montezuma County: Mesa Verde National Park: NW of Spruce Tree House.
with Deric Nusbaum

U.S.A., Colorado, Rio Blanco County: 1.4 mi SSE of junction of Black Sulphur Creek and Eureka Creek. 1/4 of
T2N R98W S26 NE1/4 of SW1/4 of NW1/4
On rocky loam of ridge top with Juniperus, Artemisia, and Chrysothamnus. USGS Rock School Phenology: flowering & fruiting.
with M. Waters.

U.S.A., Colorado, Dolores County: Montezuma National Forest: Disappointment Ranger Station.
Mesa; sagebrush; north slope; dry, rocky soil. Phenology: flowering & fruiting.
Accession: USFS 461800

U.S.A., Colorado, Gunnison County: Sapinio (Sapinero).
Marcus E. Jones, s.n.. 6/3/1884.

U.S.A., Colorado, Gunnison County: Gunnison National Forest: Parlin Flat.
Roadside; sagebrush; sandy loam soil; west exposure. Phenology: flowering & fruiting.
Accession: USFS 461801

U.S.A., Colorado, Montrose County: 6 mi E of Montrose.
Rocky hillside among sagebrush. Phenology: flowering & fruiting.

U.S.A., Colorado, Archuleta County: 5 mi NE of Arboles.
Juniper woodland. Phenology: flowering & fruiting.
with Kathryn W. Rollins

U.S.A., Colorado, Miguel County: 16 mi N of junction of CO Hwy 141 and U.S. Hwy 666.
Red soil in a juniper area. Phenology: flowering & fruiting.
with Kathryn W. Rollins

U.S.A., Colorado, Gunnison County: Off U.S. Hwy 50, 7 mi E of Gunnison.
Sagebrush covered area. Phenology: flowering & fruiting.
with Kathryn W. Rollins

U.S.A., Wyoming, Natrona County: Laramie Range: ca 0.2 air mi W to Twin Buttes and adjacent area.
Chalk or limestone substrate. Phenology: flowering & fruiting.
Annotated by B. A. Packer.

Shaly benches and sandy hills with sparsely scattered ponderosa pine and greasewood bottom. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: U. S. Hwy 50 near Blue Mesa Dam.
On recently disturbed clay road banks. Phenology: flowering & fruiting.
Ruth Ashton Nelson, 8408. 6/18/1960.

U.S.A., Colorado, Gunnison County: Colo Hwy 92, a few mi N of Blue Mesa Reservoir.
On recently disturbed clay. Phenology: flowering & fruiting.
Ruth Ashton Nelson, 8408. 6/18/1970.

U.S.A., Wyoming, Albany County: Laramie Range: SW of Mule Creek crossing and along Mule Creek, ca 6 air mi SSE of Marshall.
Sandstone and limestone caprock and adjacent flats, also along the creek. Phenology: flowering & fruiting.
Annotated by B. A. Packer.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Gooseberry Spring and vicinity between Boulder and Rock Creek ridges, ca 25 air mi WNW of Kemmerer; ca 6 air mi NE of Sage Junction.
Clay sagebrush slopes below rimrock. Phenology: fruiting.
with Russ Nelson

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: North Fork Leeds Creek coming off Rock Creek Ridge, ca 11 air mi SSE of Cokeville; ca 26 air mi NW of Kemmerer.
Sagebrush slopes back of rimrock with scattered Amelanchier and Cercocarpus. Phenology: flowering & fruiting.
with Russ Nelson

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: vicinity of a spring on North Fork Leeds Creek coming off Rock Creek Ridge, ca 11 air mi SSE of Cokeville; ca 26.5 air mi NW of Kemmerer.
Stony red clay slopes and ridge. Phenology: fruiting.
with Russ Nelson

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: on Dempsey Ridge just N of Fossil Butte National Monument, NE of the Bullpen, ca 17 air mi NW of Kemmerer.
Clay soil on saddle between slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Big Hill, 0.5 air mi E of Cokeville.
Grassy hill with sagebrush slopes, limestone outcrops and eroded areas. Phenology: flowering & fruiting.
with Bruce Embury

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge, ridge along upper reaches of Antelope Creek.
Rock outcrops and slopes. Phenology: fruiting.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: S of Dry Creek or County Road 321, ca 7.4 air mi NW of junction with Wyo Hwy 220.
Disturbed sandy roadside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 6 air mi N of Kemmerer.
Sagebrush slopes with serviceberry and coralberry and grassy flats. Phenology: fruiting.

U.S.A., Wyoming, Albany County: [location and coordinates withheld]
Calcareous substrate Phenology: flowering & fruiting.
Annotated by B. A. Packer.

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: south side of Continental Divide ca 1 air mi E of Bannack Pass, ca 34 air mi NW of Dubois.
T13N R31E S1
Grass-forb slope and ridgetop.
with Michelle Nelson

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: McDougal Gulch N of Dry Creek or County Road 321, ca 14.8 air mi NW of junction with Wyo Hwy 220.
Sandy draw bordered by sagebrush. Phenology: flowering & fruiting.

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: slope above and W of Threemile Creek, ca 15 air mi NNE of Dubois.
T12N R37E S8; also S5
Shrub steppe dominated by Artemisia, Balsamorhiza, and grasses.

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: above and E of Paul Reservoir, 3 air mi S of National Forest boundary, ca 21 air mi NW of Dubois.
T13N R35E S11; also S14
Upper slope and ridgetop with forbs and grasses.

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Onion Ridge, ca 14 air mi E of Eagle.
Dry ridgetop, pinyon pine, juniper, mountain mahogany, scattered oak understory.
James P. Vanderhorst, 2762a. 6/20/1991.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: buttes bordering north edge of the town of Rawlins, ca 1 air mi E of Rawlins Peak.
Barren north facing sandstone slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: hills and draws sloping down to the W toward Killpecker Creek, ca 1 air mi E of Killpecker Creek; ca 3 air mi N of Rock Springs.
Sandy hills with rock and clay outcrops; greasewood and spiny hopsage. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: draws and flats ca 2 air mi E of White Mountain; ca 2.6 air mi W of Rock Springs.
Sandy to clay soil; sagebrush. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: low ridges on drainage from Richards Mountain, ca 3 air mi E of Minnies Gap; ca 39 air mi SSW of Rock Springs.
Sagebrush and greasewood flats. Phenology: flowering & fruiting.

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.
Sagebrush flats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: badlands draws and hills, ca 2 air mi S of Big Bend of the Big Sandy River; ca 16 mi SSW of Farson.
Sagebrush slopes. Phenology: flowering & fruiting.

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 & fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Juniper slope. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: southwest-facing slopes draining to Sage Creek, ca 0.5 air mi downstream of the confluence of Sage and Trout creeks; ca 22 air mi S of Rock Springs.
Juniper slope with sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Juniper, clay slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: rocky outcrops and draws draining to Black Butte Creek, ca 6 air mi E of Cooper Ridge; ca 18 air mi S of Point of Rocks.
Sagebrush flat. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Sagebrush draw. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: sandy draws and badlands slopes on hills, ca 5 air mi W of north-south trending Rifes Rim; ca 32 air mi SSE of Rock Springs.
Sandy, sagebrush-covered slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: north-facing slope of Rifes Rim, ca 1 air mi W of Wyo Hwy 430; ca 35.5 air mi SSE of Rock Springs.
Sagebrush-dominated, gently sloping draw. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: buttes and draws N of Coyote Creek, ca 2.5 air mi W of Wyo Hwy 430; ca 1.5 air mi NE of Scrivner Butte; ca 38 air mi SSE of Rock Springs.
Badlands draw with sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: low buttes and flats, ca 1 air mi N of Canyon Creek; ca 0.5 air mi W of Wyo Hwy 430; ca 42 air mi SSE of Rock Springs.
Sandy sagebrush area. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: south-facing draws and badlands slope draining to Jack Morrow Creek, ca 4 air mi SE of Wyo Hwy 28; ca 16.5 air mi ENE of Farson.
Sagebrush draw. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: draws and slopes from White Mountain draining to Bitter Creek, ca 2 air mi NW of Bitter Creek; ca 5.5 air mi WSW of Rock Springs.
Sagebrush draw. Phenology: flowering & fruiting.

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.
Steeper sagebrush slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: draws and buttes draining to Middle Firehole Canyon, ca 1 air mi W of U.S Hwy 191; ca 7 air mi E of Flaming Gorge Reservoir; ca 14.5 air mi SSW of Rock Springs.
Sagebrush, sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: slopes and draws draining to Firehole Canyon, ca 5.5 air mi E of Flaming Gorge Reservoir; ca 5 air mi W of U.S Hwy 191; ca 18.5 air mi SSW of Rock Springs.
Sagebrush, juniper draw. 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 & fruiting.

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.
Sagebrush flats and draws. Phenology: flowering & fruiting.

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 & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Washakie Basin: south-facing slopes and draws on Kinney Rim draining to the east, ca 10 air mi SSE of Pine Butte; ca 42 air mi SE of Rock Springs.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: north-facing slopes and draws of the Jack Morrow Hills draining to Pacific Creek, ca 5 air mi SE of Pacific Creek; ca 8 air mi NNE of Essex Mountain; ca 19.5 air mi ENE of Farson.
Sagebrush slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: west slopes and draws of Oregon Buttes at the southern end, ca 10 air mi SE of Wyo Hwy 28; ca 29 air mi ENE of Farson.

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: slopes of Simpson Gulch and Big Sandy River and river bottom area adjacent to Big Sandy River, ca 9 air mi SW of the confluence of Big Sandy River and Little Sandy Creek; ca 9.5 air mi SW of Farson.
Disturbed area. Phenology: flowering.

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.
Sagebrush slope. Phenology: flowering & fruiting.

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.
Rocky draw. Phenology: fruiting.

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

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.
Sandy slope. Phenology: fruiting.

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: fruiting.

U.S.A., Wyoming, Carbon County: Sierra Madre: South Fork Encampment River, ca 2.7 air mi S of Encampment.
Open dry sagebrush slopes. Occasional. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Grassy hill with sagebrush slopes, limestone outcrops and eroded areas. Phenology: flowering & fruiting.
with Bruce Embury

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: Rock Creek Ridge, ridge along upper reaches of Antelope Creek.
Rock outcrops and slopes. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: Gooseberry Spring and vicinity between Boulder and Rock Creek ridges, ca 25 air mi WNW of Kemmerer; ca 6 air mi NE of Sage Junction.
Clay sagebrush slopes below rimrock. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: North Fork Leeds Creek coming off Rock Creek Ridge, ca 11 air mi SSE of Cokeville; ca 26 air mi NW of Kemmerer.
Sagebrush slopes back of rimrock with scattered Amelanchier and Cercocarpus. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: vicinity of a spring on North Fork Leeds Creek coming off Rock Creek Ridge, ca 11 air mi SSE of Cokeville; ca 26.5 air mi NW of Kemmerer.
Stony red clay slopes and ridge. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: on Dempsey Ridge just N of Fossil Butte National Monument, NE of the Bullpen, ca 17 air mi NW of Kemmerer.
Clay soil on saddle between slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: north rim of Dry Basin just off Calpet Road, ca 10 air mi SW of Big Piney.
Sagebrush plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Fogarty Canyon at the south end of Cretaceous Mountain, ca 14 air mi SW of Big Piney.
Steep south facing slopes with patches of sagebrush, talus, and clay. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: north end of Big Mesa above Dry Piney Creek, ca 13.5 air mi SW of Big Piney.
Artemisia nova grassland on top of mesa. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: ca 6 air mi N of Kemmerer.
Sagebrush slopes with serviceberry and coralberry and grassy flats. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Salt River Range: South end of Deadline Ridge, ca 3 air mi NW of Viola.
Rocky slopes and ridges. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge Area: Northwest corner of Cretaceous Mountain, ca 15 air mi SW of Big Piney.
Limestone outcrops and sandy slopes adjacent to gas well. Phenology: 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.
Sandy-clay slopes on ridge with sandstone outcrops.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Little Sheep Mountain, ca 7 air mi ESE of Lovell.
Bottom of draw.

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.
Sandy clay flats.

U.S.A., Wyoming, Park County: Bighorn Basin: flats above Whistle Creek, ca 10.8 air mi SE of Powell.
Roadside.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along South Fork Fifteenmile Creek, ca 14 air mi WNW of Worland.
Among sagebrush in creek bottoms.
with Erik Nelson

U.S.A., Wyoming, Washakie County: Bighorn Basin: Middle Fork Fifteenmile Creek near end of Paradise Alley, ca 24.5 air mi WNW of Worland.
Sandy clay flat just above creek channel.
with Erik Nelson

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along and above St. Joe Canal off Dorsey Creek Road, ca 18 air mi W of Basin, ca 5 air mi SSE of Burlington.
Elev. 4400
Sandy clay flats between canal slopes.
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 flats of flood plain.

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
Sandy clay cobblestone slopes with sagebrush.

U.S.A., Wyoming, Park County: Bighorn Basin: along McCullough Peak Road above West Branch Whistle Creek, ca 2.5 air mi NE of McCullough Peak, ca 16.5 air mi S of Powell.
Sagebrush "island" of benchland.

U.S.A., Wyoming, Park County: Bighorn Basin: near Willow Creek on Burlington Pass Road, ca 5.5 air mi SW of Burlington, ca 22 air mi W of Basin.
Benchland with scattered sagebrush.

U.S.A., Wyoming, Park County: Bighorn Basin: Polecat Bench, ca 7 air mi NNW of Powell.
Flats of soil accumulation in draws.

U.S.A., Wyoming, Carbon County: Hanna Basin: ca 8 air mi W of Hanna, ca 28 air mi ENE of Rawlins. Energy Development Corporation coal lease.
Infrequent in bottom flat with Atriplex gardneri and Oryzopsis hymenoides.
with Dick Maguire, Mariah Associates

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: southeast end of Copper Mountain, ca 9 air mi NW of Lysite, ca 40.5 air mi NW of Riverton.
Sandy clay flats on sandstone ridge.
with Robin Jones

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Padlock Rim, along a tributary of South Fork Coal Draw, ca 12 air mi NW of Thermopolis.
Sandy slopes, flats, and rough breaks with juniper and limber pine.
with Robin Jones

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: between Rattlesnake Gulch and Missouri Flats Road, ca 5 air mi NW of Thermopolis.
Sandy slope below bluff.
with Robin Jones

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: between Kester Coulee and Prospect Creek, SW of Ilo Ridge, ca 5 air mi SSE of town site of Grass Creek, ca 25-26 air mi NW of Thermopolis.
Sandstone outcrop in rolling sagebrush-grassland.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge between Sand Draw and Cottonwood Creek just W of Wyo Hwy 120, ca 5 air mi NE of Hamilton Dome, ca 18 air mi NW of Thermopolis.
Rough breaks of sandstones, mudstones, shales, coal, carboniferous shales, and associated soils. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: above Red Canyon across from Minnesela Slope, ca 4.5 air mi SW of Thermopolis.
Old burn area in sagebrush-grassland with no current sagebrush regeneration.

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.

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: along Birdseye Creek and adjacent slopes and ridges, ca 17 air mi N of Shoshoni, ca 35 air mi NNE of Riverton.
Dolomite? ridges and outcrops with associated slopes.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: west end of Padlock Rim, ca 4 air mi SE of Hamilton Dome, ca 16 air mi WNW of Thermopolis.
Slopes on sandstone, shale, mudstone ridge.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Cottonwood Creek, ca 6 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis.
Mainly volcanic cobblestones on bluffs along the stream.

U.S.A., Wyoming, Park County: Bighorn Basin: Squaw Teats, ca 15 air mi ESE of Meeteetse.
Roadside.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 2.8 air mi SSE of Squaw Teats, ca 35 air mi NW of Thermopolis.
Roadside.

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.
Sides of a dry wash.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Fox Mountain, ca 9 air mi E of Greybull.
Disturbed areas.

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, Hot Springs County: Bighorn Basin: ca 3.5 air mi N of Hamilton Dome; ca 22 air mi NW of Thermopolis along Wagonhound Creek.
Bottom of a draw.

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, Fremont County: Wind River Basin: Gas Hills Mining District: ca 4.2 air mi SSW of intersection of Gas Hills Road (Wyo Hwy 136) with Ore Road (main road through Gas Hills Mining District).
Big sagebrush-wildrye drainage bottom.

U.S.A., Wyoming, Fremont County: Gas Hills Mining District; ca 7.0 air mi ENE of Junction of Wyo Hwy 136 and Ore Road (main road through the Gas Hills Mining District).
Sagebrush slopes E of creek.

U.S.A., Wyoming, Natrona County: Pathfinder Reservoir, ca 23 3/4 air mi ENE of Muddy Gap Junction (Three Forks).
Granite slopes.
with Georgia Haines

U.S.A., Wyoming, Natrona County: Wind River Basin: E-K Creek, ca 7.5 air mi NNE of Arminto.
Red, sandy soil in rocky area.
with Georgia Haines

U.S.A., Wyoming, Natrona County: South Fork Sand Creek, ca 7 1/4 air mi E of Lost Cabin.
Sandy ravine bank.
with Georgia Haines

U.S.A., Wyoming, Fremont County: Flats, across U.S. Hwy 26 from Haines Farm, ca 9 mi W of Riverton on Wyo Hwy 26.
Sagebrush grassland and badland slopes and bottoms.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Willow Hill E of U.S. Hwy 287, ca 11 air mi NW of Rawlins.
Sandy sagebrush grasslands. Phenology: flowering & fruiting.
with Emmanuelle Vital

U.S.A., Wyoming, Johnson County: Powder River Basin: along South Fork Powder River, ca 7.5 air mi SE of Kaycee.
Rocky, loose shaley hillside, floodplain along river; shaley slope.

U.S.A., Wyoming, Johnson County: [location and coordinates withheld]
Sagebrush plains, draws; draw.

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, Hot Springs County: Owl Creek/Bridger Mountains: Owl Creek Mountains: U.S. Hwy 20, ca 5 air mi S of Thermopolis.
North slope of mountains, limestone and sandstone outcrops, sagebrush plain on top, small drainages; slope.
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.
Sagebrush grasslands (Artemisia tridentata var. wyomingensis); dry sites. Phenology: flowering.
Robert S. Kirkpatrick, 2838. 6/23/1984.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Wyo Hwy 30, 6.6 mi W of Basin.
Plains with Atriplex gardneri. No elevation listed in field notebook.
with Keith H. Dueholm

U.S.A., Wyoming, Park County: Bighorn Basin: Burlington Meeteetse Road, 16.5 mi NE of intersection with Wyo Hwy 120.
Sandstone ridges and dissected slopes of Y U Bench. No elevation listed in field notebook.
with Keith H. Dueholm

U.S.A., Wyoming, Big Horn County: Bighorn Basin: U.S. 14: ca 0.5 mi E of Greybull.
Sandstone outcrops and sandy plains.
with Keith H. Dueholm

U.S.A., Wyoming, Park County: Bighorn Basin: "Colter Hell", 3 air mi W of center of Cody.
44.5224° N, 109.1122° W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!
Inner slopes of pits from former hotsprings and surrounding plains. No elevation listed in field book.

U.S.A., Wyoming, Albany County: Lower Pine Ridge, ca 4 air mi ESE of Rock River.
Ridge with Pinus ponderosa; mostly sandstone, with some shales and possibly limestone. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Wind River Basin: Cedar Ridge and barren hills to the N.
North slopes and crest of ridge with Juniperus osteosperma.

U.S.A., Wyoming, Fremont County: Ca 2 air mi NE of Big Sand Draw Oil and Gas Field.
Eroded slopes and ridges and along stream.

U.S.A., Wyoming, Park County: Absaroka Mountains: Bull Creek, ca 2 air mi SE of the South Fork Shoshone River.
Sagebrush-rabbit brush grassland and adjacent creek bottoms. Phenology: flowering.
with Robert S. Kirkpatrick

U.S.A., Wyoming, Natrona County: Wind River Basin: ca 14 air mi SW of Casper.
Cody shale (selenium species) and Frontier Formation (sandy soil species), with sagebrush and rabbit brush.
with Greg Brown

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ca 2 air mi NE of Pinedale.
Sagebrush slopes; rocky terminal moraine of Fremont Lake.
Annotated by Walter Fertig.
with Walter Fertig

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Whiskey Gap at west end of Ferris Mountains, ca 2.5 air mi SE of Three Forks Junction; ca 10 air mi NE of Bairoil.
Southeast facing slope of loose limestone shale with scattered limber pine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: Steffen Hill, east portion; ca 14 air mi NW of Lysite.
Shale and limestone outcrops and slopes and scattered junipers.

U.S.A., Wyoming, Campbell County: Powder River Basin: near the Powder River, ca 17 air mi NNW of Spotted Horse.
Eroded hills overlooking river; open slope.
with Keith Dueholm

U.S.A., Wyoming, Sweetwater County: Washakie Basin: Powder Rim, ca 7.3 road mi N of Baggs on Wyo Hwy 789, then ca 28.1 road mi WSW on BLM roads, ca 10.7 road mi SW of Sand Creek bridge.
East exposure below rim; sandstone outcrops and juniper slopes. Phenology: flowering & fruiting.
1. Sisymbrium linifolium Nutt..
with B. E. Nelson

U.S.A., Wyoming, Sweetwater County: Ca 2 air mi SE of Pine Mountain at Colorado state line.
Sandy slopes and ridge with scattered pines and service berry. Phenology: flowering.
with B. E. Nelson

U.S.A., Wyoming, Teton County: West Slope Wind River Range: hills on eastern bank of Cottonwood Creek, ca 28 air mi E of Jackson.
Semi-open lodgepole pine grove.

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Acorn Ridge, Sweetwater River, ca 4 air mi NW of Wyo Hwy 28, ca 37 air mi NE of Farson.
Sandy sagebrush grassland at base of ridge. Phenology: flowering.

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Pine Creek, 0.5 mi W of Wyo Hwy 28, ca 3.5 air mi W of South Pass City.
Rocky sagebrush grassland on ridge above creek. Phenology: flowering.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ridge and flats adjacent to dirt road leading to Irish Canyon, ca 1 mi N of Big Sandy, ca 25.5 air mi SE of Pinedale.
Rocky sagebrush grassland on ridge.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ridge 0.5 mi SW of Blueberry Lake, 0.5 mi E of Boulder Lake, ca 12.5 air mi E of Pinedale.
Open sagebrush grassland on south face of ridge.

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: Burnt Wagon Draw, ca 6.5 air mi S of Poison Spider or County Road 210; ca 31.2 air mi SW of Casper.
Willow thicket and marsh surrounding drainage. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Okie Draw and a tributary NW of Notches Dome, ca 12 air mi NE of Waltman; ca 44.5 air mi NW of Casper.
Slopes below canyon with scattered ponderosa and limber pine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along the Oregon Trail on Oregon Trail or County Road 319, ca 1.5 air mi ENE of Ryan (Prospect) Hill, ca 27.8 air mi SW of Casper.
Sagebrush-grassland on coarse sandy-fine gravelly areas at the base of slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: along Lower Farson Cutoff or County Road 8, N of Horseshoe Bend on Green River, ca 44 air mi NW of Rock Springs; ca 7.5 air mi ESE of Fontenelle.
Sagebrush steppe with scattered Grayia and Atriplex on coarse gravel to course sandy soils. Phenology: buds.
with Tom Cramer

U.S.A., Wyoming, Big Horn County: 5 mi W of Kirby.
Sagebrush with Opuntia and Sporobolus.

U.S.A., Wyoming, Sweetwater County: Green River Basin: area along Big Sandy River from gaging station, ca 1 air mi to the east; ca 10 air mi SW of Farson.
Disturbed and bottom areas along river, slopes with sagebrush and rabbitbrush. Phenology: flowering & fruiting.
with Tom Cramer and Charmaine Refsdal

U.S.A., Wyoming, Sweetwater County: Green River Basin: Little Colorado Desert, ca 38 air mi NW of Rock Springs.
Rocky desert, clay buttes, and stabilized sand dunes. Phenology: flowering & fruiting.
with Tom Cramer and Charmaine Refsdal

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 3 air mi E of Fontenelle.
Sagebrush slopes and ridge. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: East Buckhorn Draw at the confluence with West Buckhorn Draw in Eighteenmile Canyon, ca 20 air mi WNW of Farson.
Gravel and sand sagebrush draw and canyonside. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 26.5 air mi WNW of Farson.
Shale and sandstone canyonside with sparse Atriplex and sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: east side of Elk Mountain, ca 2.5 air mi W of Elkhorn Junction.
Sagebrush flats, slopes, and windswept hill tops. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: cliff on south side of New Fork River, just above confluence with Green River, ca 8 air mi E of Big Piney.
Sandy cliffside with limber pine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Red Hill, ca 7 air mi SSE of Big Piney.
Sand hills with scattered sagebrush and Atriplex. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 12.5 air mi WNW of Farson along the Lincoln Sweetwater Road.
Sagebrush hillsides. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 18 air mi W of Farson in a side branch of Eighteen Mile Canyon.
Sandy sagebrush and Atriplex hillsides. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 5.3 air mi W of Fontenelle Dam.
Sandy sagebrush mounds. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: west edge of The Mesa, ca 13 air mi SW of Boulder on the east side of County Road 110.
Sagebrush hillside. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Green River Basin: Holden Hill above Fontenelle Reservoir, ca 8.5 air mi NW of Fontenelle Dam.
Sagebrush hillside. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Little Colorado Desert, ca 3.5 air mi NNE of Fontenelle Dam along BLM Road 4202.
Sagebrush and Atriplex flats. Phenology: flowering.

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 & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy River, ca 4.5 air mi SW of Farson.
Rolling sagebrush. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Fourmile Gulch, ca 6 air mi ENE of Fontenelle Dam.
Sandy sagebrush gulch sides.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Eighteenmile Canyon, ca 20.5 air mi W of Farson.
Sandy sagebrush canyon arm bottom. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 4 air mi N of Pinedale.
Sagebrush draws and hillsides with scattered large boulders. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: Long Draw, ca 20 air mi N of Farson.
Gravel hilltop edges above draw with scattered sagebrush and Atriplex. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 17 air mi NW of Farson.
Sagebrush and Atriplex hillsides and tops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Sugar Loaf, ca 26.5 air mi NW of Farson.
Gravel open hilltop with scattered sagebrush. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Buckhorn Canyon, ca 14 air mi NE of Fontenelle Dam.
Weedy sagebrush canyon bottom. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 4 air mi WNW of Boulder.
Gravel soil sagebrush mesa top. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: east end of Ross Ridge, ca 14.5 air mi SSW of Boulder.
Sandy sagebrush mounds. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Green River Basin: Continental Divide at Sweetwater River and Palmer Draw, ca 10 air mi W of South Pass City.
Streamside, Douglas fir canyonside, sagebrush slopes, and open rocky ridges. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Muddy Creek, ca 3 air mi N of Big Piney.
Gravel soil sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 15.5 air mi SSW of La Barge.
Sandy sagebrush draw down from hill. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: Slate Creek Butte, ca 5 air mi SW of Fontenelle Dam.
Sandy sagebrush slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 20.5 air mi NE of Farson.
Sagebrush hillside. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 20 air mi NE of Farson.
Steep sand and gravel hillside below sandstone cliff. Phenology: flowering.

U.S.A., Wyoming, Sublette County: Green River Basin: North Alkali Draw, ca 15 air mi E of Big Piney.
Gravel sagebrush butte top edges. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 13.5 air mi NE of Kemmerer.
Sagebrush and Atriplex flats at the base of a mesa. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: south end of Slate Creek Ridge, ca 11.5 air mi NNE of Kemmerer.
Sagebrush gravel hillside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: south end of Fontenelle Reservoir, ca 2 air mi NW of Fontenelle Dam.
Sandy sagebrush hillside and draws. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: southern end on the east side of the Prospect Mountains, ca 17 air mi W of South Pass City.
Sagebrush slopes and hills, open rocky ridges, aspen groves, and pine stands. Phenology: flowering & fruiting.

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 & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 9.5 air mi E of La Barge.
Cobblestone sagebrush mesa top. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Flat Top, ca 10.5 air mi SE of Big Sandy.
Rolling sandy sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: [location and coordinates withheld]
Sagebrush hillside with Amelanchier stands. Phenology: flowering & fruiting.

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: fruiting.

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

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 8 air mi W of Farson.
Sagebrush grassland hillsides and draws. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 12 air mi N of Farson.
Clay draws and sandy sagebrush hills at the base of badlands hillsides. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 14.5 air mi SW of Boulder.
Sandy sagebrush around badlands outcrop. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: along Oregon Trail Draw, ca 4 air mi W of Big Sandy.
Sandstone outcrop in sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Rim Lake or BLM Road 3420, ca 7.5 air mi SW of Rawlins.
East facing shale slope with sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Ca 12 mi NE of Circle Bar Lake.
Sage-grass with Erigeron and Eriogonum. Flower yellow. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin: County Road 2, ca 4 air mi NE of Shirley Basin townsite; ca 2.7 air mi W of Albany County.
Red, sandy draw. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Bighorn Basin: along Robertson Draw Road, just N of Wyoming, 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: fruiting.
with Brian Elliott, B. E. Nelson

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: near Cinnabar Mountain, ca 40 air mi SSW of Livingston; ca 7.5 air mi NW of Gardinar.
Open slopes and plateau dominated by sagebrush and mixed forbs on decomposing granite. Phenology: flowering & fruiting.
Accession: USFS 868497, Barcode: USFS0062808

U.S.A., Wyoming, Albany County: Laramie Plains: along County Road 34 (Sand Creek Road), ca 9 mi SSW of Laramie.
Heavily grazed upland plains near motorcross area. Phenology: flowering & fruiting.
with Bernadette Kuhn

U.S.A., Wyoming, Albany County: Laramie Plains: Hutton Lake National Wildlife Refuge: County Road 34 (Sand Creek Road), ca 10 mi SW of Laramie, .
Upland plains with slate outcrops. Phenology: flowering & fruiting.
with Bernadette Kuhn

U.S.A., Wyoming, Albany County: Laramie Plains: along Wyo Hwy 130, 1 mi W of the intersection of County Road 57 and Wyo Hwy 130, ca 16 mi W of Laramie; ca 13 mi E Centennial.
In ditch along road, near culvert. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Carbon County: Saratoga Valley: Pass Creek and Overland Flats area, ca 2 air mi S of I-80 and Wyo Hwy 130 intersection, ca 18 air mi N of Saratoga.
North aspect of sagebrush-covered hill, immediately above a dry, sandy gully. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Saratoga Valley: flats 1 mi S of Pass Creek and Stage Station Springs, ca 3 air mi SW of County Road 400 (Rattlesnake Road) and Wyo Hwy 130 intersection and ca 5 air mi SW of I-80 exit 235 (Walcott Junction).
Walls of gully, southeast aspect, in sagebrush flats. Phenology: flowering & fruiting.

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.
River's edge. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Saratoga Valley: Rattlesnake Creek area, N of County Road 400 (Rattlesnake Road), ca 3 air mi SE of I-80 exit 238 (Peterson Ranch) and ca 18 air mi NNE of Saratoga.
Sagebrush hills with several gullies, sandy, abundant bare ground. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Saratoga Valley: Sand Basin, ca 2 air mi W of Wyo Hwy 130 and ca 6 air mi NNW of Saratoga.
Sagebrush flats. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Black Mountain, W of the De Beque Cutoff Road, ca 8-9 air mi SSE of De Beque.
Juniper woodland with scattered sagebrush on eastern flanks of mountain below sandstone and shale outcrops. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 639. 5/27/2010.
Accession: USFS (unaccessioned)

U.S.A., Montana, Beaverhead County: Bitterroot Range: Beaverhead Mountains: near Lemhi Pass, between Grant, Montana and Tondoy, Idaho.
Sagebrush and grassy area. Phenology: flowering & fruiting.

U.S.A., Montana: Anaconda: Upland plains.
Phenology: flowering.

U.S.A., Montana, Lewis and Clark County: Helena: about 1 mi N of airport.
Sandy pasture. Phenology: flowering.

U.S.A., Montana, Lewis and Clark County: Above Virginia Creek, ca 12 mi NW of Silver City.
Open field. Phenology: flowering.

U.S.A., Montana, Beaverhead County: Pioneer Mountains: just west of Browns Lake, along Rock Creek.
Dry sandy slope. Phenology: flowering.
with C. V. Muhlick

U.S.A., Montana, Deer Lodge County:
Growing old morain. Phenology: flowering.
Ronald D. Christianson, PFS255. 6/23/1959.

U.S.A., Montana, Deer Lodge County: Deerlodge National Forest: Racetrack terminal moraine.
Undulating surface. Phenology: flowering.
Ronald D. Christianson, PFS-255. 6/23/1959.
with Harold H. Howard

U.S.A., Montana, Custer County: Northern Rocky Mountains: U.S.R.L. Experiment Station.
T7N R43E S33
Steep southeast slope; clay soil; roadside. Phenology: flowering.

U.S.A., Colorado, Mesa County: Colorado River Valley: De Beque Canyon along I-70 N of Colo Hwy 65, ca 18 air mi ENE of Grand Junction.
Sandy slopes beneath bluffs. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 4741. 5/17/2011.

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: McPhee Gulch, ca 4 air mi NE of State Bridge.
Dry slopes and meadows with sagebrush and pinyon-juniper. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 6165. 6/19/2011.

U.S.A., Colorado, Eagle County: Hillside W of "The Squire" and Hammond Ditch (behind apartment complex), ca 1 air mi SW of Eagle from intersection of I-70 and County Road 307 (Brush Creek Road).
Adobe hills with shadscale, sagebrush, and winterfat. Phenology: fruiting.
Michael K. Kirkpatrick, 6425b. 6/22/2011.

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 & fruiting.
1. Sisymbrium linifolium Nutt..

U.S.A., Colorado, Montrose County: Vernal Mesa: area N of Jones Draw, ca 9 air mi ENE of Montrose.
Pinyon/juniper woodland. Phenology: flowering & fruiting.
1. Sisymbrium linifolium Nutt..

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Unaweep Canyon: Jacks Canyon Road, near old quarry, above Unaweep Canyon, ca 14.5 air mi SW of Whitewater.
In pinyon/juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Fruitland Mesa: Cedar Point, above Gould Reservoir, ca 18 air mi S of Paonia.
Mixed mountain shrub community. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Fruitland Mesa: Black Ridge, Black Ridge Road, ca 2 road mi SSW of B50 Road, ca 10 air mi SSW of Hotchkiss.
Sparse pinyon/juniper/shrub/rock mix. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Pine Creek.
Granitic knobs along creek. Phenology: flowering.

U.S.A., Wyoming, Fremont County: Old mining road near South Pass City.
Growing in the drainage. Phenology: flowering.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: 0.5 mi E of Wapiti.
On road cut. Phenology: flowering.

U.S.A., Idaho, Custer County: Salmon River between Challis and Salmon: slopes of unnamed gulch ca 0.5 mi NE of Mud Spring Gulch, 8 air mi WSW of Ellis.
Well developed soil in mesic desert scrub vegetation; 8° slope, S aspect; rhyodacite geology. 26-75 individuals apparent. Phenology: flowering & fruiting.

U.S.A., Idaho, Butte County: Little Lost River Valley: adjacent to Big Spring Creek, ca 2 mi S of Sunny Bar, 15.6 air mi NNW of Howe.
Well developed soil in mesic shrub-steppe vegetation; 2° slope, SSE aspect; alluvial geology. 76-150 individuals apparent. Phenology: flowering & fruiting.

U.S.A., Idaho, Custer County: Big Lost River Valley: north end of Leslie Butte, 8 air mi ESE of Mackay.
Sandy or gravelly soil in xeric shrub-steppe vegetation; 5° slope, ESE aspect; silty, sandy limestone geology. 26-75 individuals apparent. Phenology: flowering & fruiting.

U.S.A, Idaho, Lemhi County: Along U.S. Hwy 93 on west side of Salmon River on breaks just N of Cronks Canyon, 19.1 air mi NNE of Challis.
<25 plants estimated in xeric coarse textured soil within a mountain mahogany vegetation, 23 degree slope, E aspect, rhyodacite geology. Phenology: flowering & fruiting.

U.S.A, Idaho, Custer County: Pahsimeroi Valley: valley bottom ca 3.6 mi ENE of Mahogany Hill, 22.3 air mi ESE of Challis.
Dominant population in xeric soil within shrub-steppe vegetation, 3 degree slope, N aspect, alluvial geology. Phenology: flowering & fruiting.

U.S.A, Idaho, Custer County: Southern Salmon River Mountains: Bradshaw Gulch, 12.9 air mi S of Challis.
25-75 plants estimated in xeric coarse textured soil within a dry wash, 4 degree slope, NW aspect, trachyandesite geology. 25-75 plants estimated. Phenology: flowering & fruiting.

U.S.A., Idaho, Custer County: Lost River Range: Pahsimeroi Mountains: along slope S of Leaton Gulch, ca 4.5-5.5 air mi E of Challis.
North exposure on rocky to sandy slope and creek bottom. Phenology: flowering & fruiting.
with Joshua J. Irwin

U.S.A., Idaho, Lemhi County: Salmon National Forest: Bitterroot Range: Forest Road 30 along Salmon River, then NW 1.3 air mi along Squaw Creek, 0.7-1.2 air mi NW of Indianola Forest Service Station.
Rocky base of ridge with Cercocarpus ledifolius. Phenology: flowering & fruiting.

U.S.A., Idaho, Lemhi County: Road to radio towers NE of Salmon, Discovery Hill.
Grassy slopes with eroded areas and disturbed sites Phenology: flowering & fruiting.
with Joshua J. Irwin

U.S.A., Idaho, Lemhi County: Lemhi Range: S of Hot Springs Creek, 4.5 air mi ESE of the intersection of Ida Hwy 28 and U.S. Hwy 93 in Salmon.
Exposed slopes, eroded, clayey on west exposure. Phenology: flowering & fruiting.
with Joshua J. Irwin

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Fenster Creek, 2 air mi SW of Carmen on U.S. Hwy 93 N of Salmon.
Creek side and steep slopes. Phenology: flowering & fruiting.

U.S.A., Idaho, Lemhi County: Bitterroot Range: Badger Spring Gulch from the edge of Big Flat, ca 8 air mi N of Salmon.
Breaks with loose sediments of sand and clay, sagebrush grasslands below to scattered ponderosa pine above. Phenology: flowering & fruiting.

U.S.A., Idaho, Butte County: South end of Arco Hills, ca 6.5-7 air mi ESE of Arco.
Juniperus osteosperma and sagebrush below and up to saddle.
Annotated by Joshua J. Irwin.
with Emma E. Stewart

U.S.A., Idaho, Butte County: Lost River Range: W of Ida Hwy 28/33, from GPS Point to 0.5 mi S, ca 3-3.5 air mi SW of Howe.
Open limestone slope, with north-south trending hogback at top, with Cercocarpus ledifolius.
Annotated by Joshua J. Irwin.
with Emma E. Stewart

U.S.A., Idaho, Butte County: Lemhi Range: south end of the range at edge of Little Lost River Valley, ca 2 mi NW of intersection of Ida Hwys 22 and 33, ca 25 air mi NE of Arco.
Limestone ridge with Juniperus osteosperma.
Annotated by Joshua J. Irwin.
with Emma E. Stewart

U.S.A., Idaho, Butte County: Little Lost River Valley: along Warm Spring Creek just off Little Lost River Road, ca 11 air mi NW of Howe.
Gravel pit.

U.S.A., Idaho, Custer County: W of Grand View Canyon, ca 12.5 air mi SE of Challis.
Sand and sandstone with some limestone.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 4 air mi N of I-80 on both sides of Wyo Hwy 412.
Clay soils on semi-barren slopes. Phenology: flowering & fruiting.
with Duane Atwood

U.S.A., Montana, Madison County: Tobacco Root Mountains: North Willow Creek, ca 2 air mi SW of Pony, ca 4.5 air mi NE of Hollowtop Mountain.
At a seep in grasslands on northwest-facing slopes. Phenology: flowering & fruiting.

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: McPhee Gulch, ca 4 air mi NE of State Bridge.
Dry slopes and meadows with sagebrush and pinyon-juniper. Phenology: flowering & fruiting.
Accession: USFS (unaccessioned), Barcode: USFS0060735

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

U.S.A., Colorado, Montrose County: Above south side of Shavano Valley, just W of Colo Hwy 90, ca 6.5 air mi SW of Montrose.
Steep juniper slopes with occasional pinyon and rubble from sandstone cliffs. Phenology: flowering & fruiting.
with B. E. Nelson

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 & fruiting.

U.S.A., Colorado, Mesa County: Grand Mesa: Lands End Road, ca 17 air mi SE of Grand Junction.
Pinyon/juniper forest. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Rim Road near Tabequache Trail, ca 9 air mi WNW of Montrose.
Pinyon/juniper woodland on sandstone pavement. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Gunnison Gorge National Conservation Area: Duncan Road Trailhead area, ca 12 air mi N of Montrose.
Sandstone pavement over clay soils in pinyon/juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: Smith Mountain Road, ca 11.5 air mi E of Delta.
Pinyon/juniper woodland. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Uncompahgre Plateau: Escalante Canyon, McCarthy Trail, ca 11.5 air mi W of Delta.
Juniper grasslands on clay hillsides with sandstone mesa tops. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Grand Mesa: Kannah Creek, Spring Camp Trail, ca 18.5 air mi SE of Grand Junction.
Pinyon/juniper woodland on the slopes of mesa. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: BLM lands near Colona, off BLM Road 3515, ca 8.5 mi S of Montrose.
Desert grasslands with scattered juniper on adobe hills. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Plateau Valley: lower north slopes of Indian Peak, ca 25 air mi NE of Grand Junction.
Scattered juniper and desert grassland on clay hills with sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: mesa top and canyon rim above Spring Creek Canyon, off Dave Wood Road near lower Spring Creek Canyon Trailhead, ca 6.5 air mi SW of Montrose.
Pinyon/juniper forest on sandstone mesa. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Freshet Draw, W of Happy Canyon, ca 6 air mi SSW of Montrose.
Pinyon/juniper forest on sandstone mesa. Phenology: flowering & fruiting.

U.S.A., Colorado, Ouray County: Uncompahgre Plateau: Log Hill Mesa; east slope of McKenzie Butte, ca 16 air mi SSE of Montrose.
Pinyon/juniper on shale slopes with sandstone outcrops. Phenology: flowering.

U.S.A., Colorado, Delta County: Oak Mesa: lower slopes above Leroux Creek, ca 18-19.5 air mi NE of Delta.
Pinyon/juniper woodland on basalt covered mesa. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Basin: Cerro Summit area: hillside and ridges above Hairpin Creek, ca 11 mi E of Montrose.
Sagebrush/mountain shrub community with scattered pinyon and juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Gunnison Basin: BLM Lands W of the town of Cimarron and N of U.S. Hwy 50, ca 15 air mi SSE of Montrose.
Open meadow in mountain shrub/oak community. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Spring Creek Canyon from BLM boundary to West Fork Spring Creek, ca 14 air mi SW of Montrose.
Pinyon/juniper woodland. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Plateau Valley: Big Wash, ca 3/4 trail mi SE of confluence with Plateau Creek, ca 17.5 air mi NE of Grand Junction.
Sandstone canyon in sparse pinyon/juniper hills. Phenology: flowering & fruiting.
with Jennifer R. Ackerfield

U.S.A., Colorado, Montrose County: Slopes above substation SE of Cimarron, NE of U.S. Hwy 50, ca 19.5 air mi E of Montrose.
Sagebrush with scattered juniper near two-track road. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
Gentle slopes, alternating sagebrush community and juniper woodlands; gravelly smooth rocks. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: north end of Black Mountain and Pine Spring area, ca 26 air mi S of Green River.
Sagebrush slopes, cushion communities, conglomerate rim rock, wind swept mesa top, and spring area. Phenology: flowering & fruiting.

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Dripping Spring, ca 2 air mi SE of Dutch John.
Pinyon-juniper with some ponderosa pine and stream bottoms. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: Wildcat Butte between Church Butte Road and I-80 at Sweetwater County, ca 14.8 air mi NE of Lyman; ca 49 air mi ENE of Evanston.
Sandy clay areas of sagebrush on nearly flat areas. Phenology: flowering & fruiting.
Annotated by C. H. Refsdal.
with C. H. Refsdal

U.S.A., Wyoming, Sweetwater County: 2.5 mi NE of the Fontenelle Dam.
Sagebrush flat. Phenology: flowering & fruiting.

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 & fruiting.
Annotated by C. H. Refsdal.
with C. H. Refsdal and Laura Welp

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Flaming Gorge National Recreation Area: canyon N of North Chimney Rock and E of the Green River, ca 11 air mi S of Green River.
Steep slopes with areas of thin talus vegetated with areas of sagebrush, desert shrubs, or juniper. Phenology: flowering & fruiting.
Annotated by C. H. Refsdal.
with C. H. Refsdal and Laura Welp

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Flaming Gorge National Recreation Area: south peninsula at the confluence of Blacks Fork and Green River, ca 17 air mi S of Green River.
Sandy slopes dominated by desert shrubs. Phenology: flowering & fruiting.
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 & fruiting.
with C. H. Refsdal

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: benchland between Zieglers Wash and Dry Muddy Creek ca 13 air mi WNW of Granger; ca 22 air mi SE of Kemmerer.
Desert shrubs on vegetated low sand dunes, clay slopes, conglomerate ridges, and sparsely vegetated slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 1.8 air mi N of Granger, north side of U.S. Hwy 30.
Rolling semi-barren sagebrush hills, sandy soils with rounded conglomerate. Phenology: flowering & fruiting.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Flaming Gorge National Recreation Area: ca 6 air mi E of Manila.
South aspect, gravelly benches, quarternary, salt desert shrubs. Phenology: flowering & fruiting.
with S. Goodrich

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Flaming Gorge National Recreation Area: ca 8 air mi NW of Dutch John; 2.1 mi W of the Forest boundary.
Mountain top, shaly, Cercocarpus. Phenology: flowering & fruiting.
with S. Goodrich

Rolling semi-barren desert sagebrush hills. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 19 air mi SW of Green River; 12.6 mi W from Wyo Hwy 530 on gravel access road.
41.3284° N, 109.8483° W; uncertainty 1 mi., Digital Map
Badlands, chert, dry clays with sand. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 10 air mi NNW of Green River; 11.7 mi N on east side of Blue Rim Road (County Road 5).
South aspect, ridgetop and adjacent slopes, sandstone shale outcrops with clay/sandy soils. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 11 air mi SE of Lyman; 15.6 mi W on BLM Road 4315 (Burnt Fork Road).
Dry drainage bottom, clay soils with sand, Atriplex. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 8 air mi N of Lonetree; 2.5 mi S of Cedar Mountain Road on jeep trail.
Juniper woodland, steep slopes, sandy clays. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: lower southeast slopes of Cedar Mountain, ca 40 air mi S of Green River; ca 11 air mi NW of Manila, Utah; ca 1 mi N of Henrys Fork on west side of County Road 1.
Flat ridgetop. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
Gravelly dark loose clay soils with sandstone outcropping; scattered junipers, steep sagebrush slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: west side of Woodruff Narrows Resevoir, ca 13.5 mi N of Evanston on both sides of County Road 101.
Gentle semi-barren sagebrush slopes with red clay soils. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
West aspect, semi-barren badlands; gravelly clay soils with some sandy areas. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: 2.5 mi NE of the Fontenelle Dam.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 13 air mi E of Evanston on north side of dirt road.
Scattered junipers, steep slopes with red clay soils and sandstone outcropping; some scattered limestone with sandy soils. Phenology: flowering & fruiting.
with Larry Refsdal

Sandy plateaus and clay bottoms, rolling hills with salt desert shrub. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 9 air mi SE of Evanston.
Limestone mountain, sagebrush, scattered junipers. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: ca 12 air mi SE of Opal; 18.3 mi E of junction U.S. Hwy 30/Wyo Hwy 240.
Semi-barren desert slopes, shale ridgetops and slopes, some vegetated sand dunes. Phenology: flowering.

Gravelly clay soils, some sands, gentle sagebrush slopes. Phenology: flowering & fruiting.

U.S.A., Utah, Daggett County: [location and coordinates withheld]
Steep sagebrush mountain, red clay soils with lots of gravel. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: West slope Laramie Range: ca 1.4 mi NE of U.S. Hwy 30, ca 3.5 air mi E of downtown Laramie.
Upper slope, north aspect on sandy loam; with Chrysothamnus viscidiflorus, Poa secunda, Alyssum desertorum. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: west end of Fossil Ridge, ca 16 air mi W of Kemmerer; 7.3 mi SW on Northwest Pipeline access road.
Disturbed tan limestone and shale slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Buck Fever Ridge and Milich Ditch, ca 18 air mi SW of Lyman; ca 1.1 mi S on Forest Service Road 075.
Aspen, sagebrush, gravelly soils. Phenology: flowering & fruiting.
with Laura Welp

U.S.A., Wyoming, Sweetwater County: Washakie Basin: Powder Rim, ca 7.3 road mi N of Baggs on Wyo Hwy 789, then ca 28.1 road mi WSW on BLM roads, ca 10.7 road mi SW of Sand Creek bridge.
East exposure below rim; sandstone outcrops and juniper slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: west end of Fort Steele Breaks, W of the North Platte River, ca 6.5 air mi N of Sinclair; ca 10.5 air mi NE of Rawlins.
Rough breaks of sandstone/mudstone ridges with intervening draws dominated by sagebrush, hopsage, shadscale, Gardner saltbush, and spiny horsebrush. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Stinkhole Draw and ridges to the northeast, ca 16.5 air mi N of Sinclair; ca 17.5 air mi NE of Rawlins.
Flat sandy area of graminoids and sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: I D Ridge between Wyo Hwy 351 and Seminoe Reservoir, ca 4 air mi S of Seminoe Dam; ca 27 air mi NE of Rawlins.
Sand hills dominated by Artemisia cana and sandy ridges populated with limber pine, ponderosa pine, and juniper. Phenology: flowering & fruiting.