Boechera pauciflora (1996)
BRASSICACEAE
Boechera pauciflora (Nutt.) Windham & Al-Shehbaz
U.S.A., Wyoming, Park County: Northern Absaroka Area: ridge and breaks N of Bennett Creek, ca 5-5.5 air mi NW of Clark; ca 30.5 air mi NNW of Cody.
Sandstone-conglomerate breaks. Phenology: fruiting.
with Ronald L. Hartman
Accession: USFS 852098, Barcode: USFS0035790

Boechera pauciflora (1996)
BRASSICACEAE
Boechera pauciflora (Nutt.) Windham & Al-Shehbaz
U.S.A., Wyoming, Park County: Northern Absaroka Area: Sheep Mountain 13-14 air mi SW of Cody (center).
Limestone cliffs and slopes. Phenology: fruiting.
Accession: USFS 852097, Barcode: USFS0035789

Boechera pauciflora (1996)
BRASSICACEAE
Boechera pauciflora (Nutt.) Windham & Al-Shehbaz
U.S.A., Wyoming, Park County: Northern Absaroka Area: Hogan Reservoir N and W at base and slopes of Bald Ridge.
Limestone slap and talus. Phenology: fruiting.
Accession: USFS 852096, Barcode: USFS0035788

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Stinkhole Draw and ridges to NE, ca 16.5 air mi N of Sinclair; ca 17.5 air mi NE of Rawlins.
Ridge with flat sandy areas and sandstone outcrops. Phenology: fruiting.
with Amy J. Roderick
Accession: RM (unaccessioned)

U.S.A., Wyoming, Park County: Northern Absarokas: along Pilot Creek just above junction with Clarks Fork Yellowstone River, ca 48 air mi NW of Cody.
Elev. 6950 ft.
Disturbed areas in stream bottom. Phenology: flowering & fruiting.
Accession: RM 854299, Barcode: USFS0040980

U.S.A., Wyoming, Park County: Northern Absarokas: ca 1 air mi SW of Crandall Ranger Station between Lodgepole and Crandall creeks, ca 37 air mi NW of Cody.
Elev. 6700 ft.
Roadside and clearcut. Phenology: flowering & fruiting.
Accession: RM 854298, Barcode: USFS0040981

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: Warm Springs Canyon access from east side of Warm Springs Mountain, ca 6.5 air mi ENE of Dubois; ca 1 air mi S of Stoney Point.
Sagebrush shrublands/forest ecotone with dryer south facing slopes leading down to the creek. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: along drainage leading to Kitten Creek, ca 4 mi S of forest boundary on Union Pass Road, ca 10 air mi W of Dubois.
Along drainage pine/spruce forest. Phenology: flowering.
with Cathy Binger

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Ishawooa Mesa Trail, up drainage and cutbacks, ca 28 air mi SW of Cody.
Rocky and dry south facing slopes with Douglas fir and spruce forest in drainages. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: along Seminoe or County Road 351 at the pass, ca 2 air mi NNW of Seminoe Dam; ca 31 air mi NE of Rawlins.
Steep, rocky-gravelly north facing slope with ponderosa and limber pines. Phenology: fruiting.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Park County: Southwestern Absarokas: junction of Cabin Creek, South Fork Shoshone River and vicinity, ca 45 air mi SW of Cody.
Mixed Picea-Pinus flexilis-Juniperus forest on rocky volcanics.
Accession: (unaccessioned)

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: along Blackwater Creek leading to main drainage on west side Clayton Mountain.
Mixed conifer forest, slopes, and rocky ridges; substrate volcanic. Phenology: fruiting.
with Cathy Binger

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: between Buffalo Creek Road and Alkali Draw along a tributary, ca 3 air mi NNW of Goose Butte, ca 8.5 air mi W of Upton.
Sagebrush-grasslands or grassy slopes. Phenology: fruiting.
with Peter Ebertowski
Accession: RM (unaccessioned)

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Pine Ridge, ca 1 air mi W of Wyo Hwy 116, ca 4.5 air mi N of Upton.
Shaly sagebrush flats near bentonite quarries. Phenology: fruiting.
with Peter Ebertowski

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: ca 0.5 air mi N of Chalk Draw near Chalk Hills.
Elev. 7200 ft.
Sandstone and calcareous outcrops. Phenology: flowering & fruiting.
with Amy J. Roderick and B. A. Packer

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills W of Skull Creek, on County Road 14, ca 5.5 air mi N of Osage; ca 12 air mi ESE of Upton.
Shallow narrow ravines lined with ponderosa pine and Rocky Mountain juniper. Phenology: fruiting.
Peter J. Ebertowski, 4422. 6/8/2003.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: tributary of Skull Creek, E of Sunquist Draw, on County Road 14, ca 13 air mi ESE of Upton; ca 15 air mi NE of Newcastle.
Grassy hillside with ponderosa pine and widely scattered yucca. Phenology: fruiting.
Peter J. Ebertowski, 6157. 7/7/2003.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Sweetwater Creek, ca 4-5 mi N of U.S. Hwy 14, 16, & 20.
On gravel bars in riparian habitat adjacent to creek, dominated by Alnus incana, Cornus stololifera and Salix exigua with Pinus Contorta in dryer areas. Phenology: fruiting.
Accession: RM 731877, Barcode: RM0008541

U.S.A., Wyoming, Park County: [location and coordinates withheld]
Open, rocky meadowland in bottom of canyon on limestone substrates. Phenology: fruiting.
Accession: RM 751656, Barcode: RM0008543

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge along north side of Grass Creek Road, ca 6 mi W of Wyo Hwy 120.
Sagebrush-grassland with Stipa comata, Stanleya tomentosa, Astragalus spatulatus, and Haplopappus armerioides. Phenology: fruiting.
Accession: RM 611662, Barcode: RM0326926

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along west side of the West Fork Stillwater River, ca 1/2 mi from end of road, ca 12 mi SW of Nye.
Talus slope just west of trail with Senecio canus, Penstemon deustus, Erigeron compositus, and Anaphalis margaritecea. Phenology: vegetative only.
Accession: RM 611095

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along Forest Road 846 just N of Cathedral Creek, ca 11 mi SW of Nye.
Sparsely vegetated talus slope E of road with Cryptogramma acrostichoides, Woodsia scopulina, and Erigeron acris.

U.S.A., Montana, Gallatin County: Gallatin Range foothills: along the south side of Rocky Creek and the Burlington Northern tracks, 5 mi SE of Bozeman.
Disturbed railroad right-of-way with Berteroa incana.
Accession: (unaccessioned)

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along Pine Creek at Bear Creek Road, 5 mi NE of Gardiner.
Disturbed openings in Douglas fir forest with Potentilla arguta, Festuca idahoensis, and Erigeron speciosus. Phenology: vegetative only.
Accession: RM 787360

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along the south side of the North Fork Sixmile Creek, 15 mi N of Gardiner.
North-facing slope with Saxifraga bronchialis, Woodsia scopulina, and Erigeron acris. Phenology: flowering & fruiting.

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: ridge along the west side of the Boulder River, 1/3 mi N of Box Canyon Guard Station; 42 mi SW of Big Timber.
Meadow openings in Douglas fir forest with Trifolium repens, Poa pratensis, and Melica spectabilis. Phenology: flowering.
Accession: RM 820926, Barcode: rm0023289

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: Emigrant Gulch along jeep trail, 17 mi N of Gardiner.
Talus and blockfield with Erigeron acris, Rubus idaeus, and Woodsia scopulina. Phenology: vegetative only.
with M. Evert Landrum

U.S.A., Montana, Stillwater County: Ridge just N of the Huntley Creek Road, 4 mi SW of Columbus.
Grassland and open ponderosa pine forest on south-facing slope with Koeleria macrantha, Cerastium arvense, Pediomelum esculentum, and Zigadenus venenosus var. gramineus. Phenology: fruiting.

U.S.A., Wyoming, Park County: Yellowstone Plateau: Yellowstone National Park: along the east side of Hellroaring Creek, ca 1 mi N of the Yellowstone River.
Douglas fir forest with Fragaria vesca, Valeriana dioica, and Mahonia repens. Phenology: flowering.

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: at the forest boundary on Forest Road 200, ca 0.5 mi N of Haystack Mountain, ca 2 air mi N of Green Mountain Reservoir, ca 11 air mi SSE of Kremmling.
Rocky sagebrush slope. Phenology: fruiting.
with Erin and Michael Foley

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: Columbine Campground and above a tributary of Chase Gulch to the E, ca 5.5 air mi N of Idaho Springs; ca 2 1/4 mi NW of Central City.
Slopes with scattered ponderosa pine and aspen. Phenology: flowering & fruiting.
with Erin and Michael Foley

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: along Pickle Gulch and to 0.5 mi SW of Pickle Gulch Picnic Area; ca 0.5-1 air mi E of Blackhawk Peak, ca 3 air mi NNW of Central City.
Open slopes with scattered ponderosa pine and aspen. Phenology: flowering & fruiting.
with Erin and Michael Foley

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: along Colo Hwy 119 and North Clear Creek, W of Cottonwood Gulch, ca 5 air mi SE of Central City.
Roadside and adjacent steep, rocky slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: Willow Creek just S of Colo Hwy 125, ca 9 air mi NE of Hot Sulphur Springs; ca 9 air mi NW of Granby.
Along creek and roadside. Phenology: flowering & fruiting.
with Michael Foley

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Barbour Fork Soda Creek, ca 2.5 air mi SW of Idaho Springs; ca 30-31 air mi W of Denver.
On rocky open southwestern slope and roadside. Phenology: flowering & fruiting.
with Michael Foley

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Little Muddy Creek and De Koevend Lake, ca 8.5 air mi SE of Hot Sulpher Springs, ca 11 air mi SW of Granby.
Along creek, canal, and sagebrush slopes by lake. Phenology: flowering & fruiting.
with Michael Foley

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: intermittent stream between North Battle Creek and South Battle Creek, ca 16.5 air mi NW of Byers Peak, ca 12.5 air mi SE of Kremmling.
Along stream, on open rocky slopes, and adjacent lodgepole pine/spruce forest. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along County Road 41, ca 2 mi W of U.S. Hwy 34, ca 4-4.5 air mi NNW of Granby.
Roadside and clearings. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: ca 1.5 mi W of the junction of Kelly and Cub creeks, ca 5 mi S of Hot Sulphur Springs.
Sagebrush flats and wet drainages. Phenology: fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Rabbit Ears Range: along Cabin Creek, ca 0.5 mi SW of Willow Creek and Colo. Hwy 125, ca 9.5 mi NNE of Hot Sulphur Springs.
Along road and steep rocky slopes of volcanic origin. Phenology: flowering & fruiting.
with B. E. Nelson and Michael Foley

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Ranch Creek, ca 3.5 mi E of Fraser.
Along creek and in lodgepole pine/spruce forest. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: from Willow Creek Pass to 1 air mi W of Summit of Radial Mountain.
Coniferous forest with igneous dike and opening at top. Phenology: fruiting.
with Jakota S. Hartman

U.S.A., Colorado, Grand County: Rabbit Ears Range: along First Creek off County Road 21, ca 1.5 air mi S of Grouse Mountain, ca 4.5 air mi N of Parshall; ca 5 air mi NW of Hot Sulphur Springs.
Open aspen/lodgepole pine forest with lush understory. Phenology: fruiting.
with Daniel Mullendore

U.S.A., Colorado, Grand County: Gore Range: Red Dirt Reservoir, ca 14.5 air mi NW of Kremmling and ca 16 air mi NE of Toponas.
Ridgetop. Phenology: fruiting.

U.S.A., Colorado, Grand County: Gore Range: Dry Gulch Spring, ca 1.5 air mi S of Radium and ca 1.5 air mi E of the Colorado River.
Pinyon/juniper forest in drainage gullies of soft sedimentary deposits. Phenology: fruiting.

U.S.A., Colorado, Grand County: Gore Range: Dry Gulch Spring, ca 1.5 air mi S of Radium and ca 1.5 air mi E of the Colorado River.
Pinyon/juniper forest. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Williams Fork Mountains: Lawson Ridge, ca 6 air mi SE of Kremmling and ca 7 air mi NNW of Green Mountain Reservoir.
Douglas fir slope. Phenology: fruiting.

U.S.A., Colorado, Grand County: Middle Park: just N of Colorado River, off U.S. Hwy 40 between Sulphur Gulch and Rock Creek, ca 7 mi W of Hot Sulphur Springs and 8.5 air mi WNW of Kremmling.
Sagebrush/greasewood flats. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: summit of Sheep Mountain E of Wyo Hwy 71, ca 18.7 air mi S of Rawlins.
East facing bench of sandstone rimrock. Phenology: fruiting.

U.S.A., Colorado, Grand County: Middle Park: Ute Bill Creek, ca 3.5 air mi NW of Hot Sulphur Springs and ca 5 air mi NE of Parshall.
Coniferous forest with scattered aspen. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Rabbit Ears Range: tributary of Willow Creek, ca 9.5 air mi NW of Granby and ca 9.5 air mi SE of Willow Creek Pass.
Lodgepole pine forest along stream. Phenology: fruiting.

U.S.A., Colorado, Grand County: Middle Park: Parshall Divide, ca 1.5 air mi WSW of Hot Sulphur Springs and ca 2.5 air mi ENE of Parshall.
Roadside through Douglas fir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Crooks Mountain: Brenton Springs and vicinity, ca 4 air mi SW of Crooks Peak; ca 8 air mi NW of Bare Ring Butte.
Open meadow near spring; graminoids dominant, forbs diverse; moist soil. Phenology: fruiting.
Accession: (unaccessioned)

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: top of Oregon Butte, ca 7 air mi W of Continental Peak; ca 14 air mi NNW of the Pinnacles.
Lightning-struck burned area at top of butte; partially vegetated with forbs; fine, dry soil with charcoal. Phenology: fruiting.

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.

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.
Stony sagebrush-grassland with Artemisia nova. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: ca 3 air mi ESE of Wamsutter; ca 11.5 air mi WSW of Creston Junction.
Slight slope and depressions in low rolling plains Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Narrow west facing draw with grasses and clay soil with sand. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: rim ca 23 air mi W of Rawlins; ca 3 air mi NE of Creston Junction.
South facing slope with grasses and scattered sagebrush; sandy gravel 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.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Top of low ridge with grasses and scattered sagebrush; sandy, rocky soil with sandstone outcrops. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: ridge near Windy Hill, ca 8.5 air mi NE of Creston Junction; ca 19 air mi W of Rawlins.
Sagebrush draw on south facing slope; sandy soil. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Bottom of sagebrush draw between sand dunes. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Gros Ventre Area: Gros Ventre Wilderness Area: ridge E of Crystal Creek; ca 12 air mi SE of Kelly.
Open, steep, rocky to gravelly slopes. Phenology: flowering & fruiting.
with Tom Cramer
Accession: RM 625788

U.S.A., Wyoming, Sublette County: Gros Ventre Area: ca 5 air mi NW of Bondurant.
Along river. Phenology: fruiting.
with Stuart Markow
Accession: 660597, Barcode: RM0326903

U.S.A., Wyoming, Lincoln County: Salt River Range: Greys River Drainage: Greys River at South Twin Creek, ca 14 air mi ENE of Afton; ca 17.5 air mi ESE of Thayne.
Growing on open westerly cut and ledge area with Erysimum capitatum. Phenology: flowering & fruiting.
Accession: 724032, Barcode: RM0326882

U.S.A., Wyoming, Lincoln County: Salt River Range: Greys River Drainage: Greys River at South Twin Creek, ca 14 air mi ENE of Afton; ca 17.5 air mi ESE of Thayne.
Growing on open westerly cut and ledge area with Erysimum capitatum. Phenology: fruiting.
Accession: 724033, Barcode: RM0326881

U.S.A., Wyoming, Sublette County: Green River Basin: ca 9 air mi SW of Ross Butte.
Mesa rim and slopes. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: ca 2 air mi SSW of Black Rock Ranger Station on road to Lily Lake.
Roadside through sagebrush grassland and wooded areas. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: ca 6 air mi SSW of Moran.
Grassy area. 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., Wyoming, Teton County: Mount Leidy Highland Area: ca 6.5 air mi ESE of Black Rock Ranger Station, Forest Road 140 on North Fork Spread Creek.
Streamside. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: 2-4.5 air mi E of Black Rock Ranger Station.
Mountain slope and roadside. Phenology: fruiting.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: south end of Lava Ridge, ca 3/4 mi E of Hazard Lake, ca 20 air mi N of McCall; ca 18 air mi NNE of New Meadows.
Burned whitebark pine-lodgepole pine-subalpine fir woodland. Phenology: flowering & fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains: Wildhorse Canyon across Wildhorse River from Trail Hill, ca 20.5 air mi NW of Council; ca 6.5 air mi SSW of Bear.
Open east-facing hillside dominated by grasses and Symphoricarpos. Phenology: flowering & fruiting.

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains: area around open pit mine between heads of 4th of July and Dennett creeks, ca 16 air mi NW of Midvale; ca 18 air mi W of Cambridge.
Steep, mostly southwest-facing hillside dominated by Elymus spicatus and Lupinus. Phenology: flowering & fruiting.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: Chamberlain Creek Trail (Trail 033), ca 1 mi E of Deer Creek to 0.5 mi W of Skull Creek, ca 4-6 air mi E of Chamberlain Guard Station; ca 20 air mi NE of Big Creek Guard St
T24N R11E S34
Trailside in mixed conifer forest. Phenology: flowering & fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains Area: Rocky Comfort Flat, ca 21 air mi NW of Council; ca 20.5 air mi W of New Meadows.
Rocky basalt soil dominated by Elymus spicatus and Festuca idahoensis, interspersed with scablands dominated by Poa secunda and Artemisia tripartita. Phenology: flowering & fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Smith Mountain just SW of lookout on Forest Road 073, ca 10 air mi NNE of Bear; ca 19 air mi NW of New Meadows.
Rocky outcrops in open, subalpine meadow; with Festuca idahoensis and Artemisia tridentata. Phenology: fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Hells Canyon-Seven Devils Scenic Area: Eckels Creek Trail, ca 2-3 air mi NW of Cuprum; ca 24 air mi NW of New Meadows.
Rocky basalt soil; mixed shrub grassland, dominated by Elymus spicatus; also Rhus radicans. Phenology: fruiting.

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: above Middle Brownlee Creek, ca 14.5 air mi NW of Cambridge; ca 18.5 air mi NNW of Midvale.
Northeast-facing slope; basalt, rocky soil; Elymus spicatus/Balsamorhiza sagittata with scattered Pinus ponderosa. Phenology: flowering & fruiting.

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Dennett Creek, 3-6 mi E of Snake River.
Sagebrush slopes, streamside, juniper and Douglas fir above on gravelly shale. Phenology: fruiting.
with Joy Handley

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: along tributary of North Fork Big Creek at southeast base of Bear Mountain, ca 13 air mi SE of Encampment.
Stony slope with scattered limber and lodgepole pines. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: top of Dempsey Ridge, ca 8 air mi SE of Cokeville.
Grassy slopes with scattered limber pine and subalpine fir. Phenology: fruiting.

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: fruiting.
with Jane T. Kellett

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: South Fork Mountain, ca 20 air mi N of Kemmerer.
Open Abies forest and roadside. 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: fruiting.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Salt Barrels Park: ca 4.5 mi S of Dubois; downhill from road.
Dry grassland. Plot 95007 SW, SE, NE Phenology: fruiting.

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Artemisia tridentata var. wyomingensis stand. Plot 96032 NW, NE, NW Phenology: fruiting.
with John Tamsen

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: Uncompahgre Plateau: Dry Park, ca 2.8 air ESE of Pinon, by USFS enclosure on Forest Road 606.
Sandy soil, and sandstone with pinyon, juniper, serviceberry, mountain mahogany and Gambel oak. Phenology: flowering.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 15 mi NW of High Spring, ca 20 air mi S of Lander.
Small opening in Douglas fir/limber pine canopy on rocky limestone substrate. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Rennecker Peak and southern slopes, ca 25 air mi SSW of Lander.
Slope composed of large granite boulders; aspen, limber pine, Douglas fir, and soil pockets scattered throughout. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: west slope of Warm Spring Moutain, ca 8 air mi WNW of Dubois.
Rocky limestone meadow. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Red Canyon ca 1 mi W of Weiser Knoll, ca 14 air mi SE of Lander.
Juniper/sagebrush draws and slopes. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Sheridan Creek and Lava Mountain, ca 25 air mi WNW of Dubois.
Scree slope composed of igneous pumice-like rock. Phenology: fruiting.
with Michelle Noe

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Whiskey Mountain and vicinity, ca 7 air mi S of Dubois.
Sagebrush grassland - Douglas fir forest ecotone. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Native Lake to Indian Pass, ca 23 air mi SSE of Dubois.
Dry, rocky meadow trailside. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 3 mi SSE of Torrey Lake, ca 9 air mi S of Dubois.
Gravelly/rocky limestone substrate supporting depauperate Douglas fir/limber pine forest. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 1.5 mi WNW of Torrey Lake, ca 5 air mi SSE of Dubois.
Rocky drainage with Picea engelmannii/Pinus flexilis/Populus angustifolia cover. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 2 mi NE of Windy Mountain, ca 3 air mi SW of Dubois.
Sagebrush grassland slopes. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Grave Lake, ca 14 air mi WNW of Shoshone Lake.
Talus slope. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Lower Slide Lake, on the north side.
Steep slopes with outcrops of sandstone and limestone. Phenology: fruiting.

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

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
Accession: 707551

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Hutton Lake, ca 14 air mi SW of Laramie.
Sandy, dry upland slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Wetlands and Adjacent Areas: Oak Creek, ca 14 air mi N of Beulah; ca 25 air mi NE of Sundance.
Dry Quercus-Pinus uplands with fine black sand. Phenology: fruiting.

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: Tie Hack Reservoir, ca 12 air mi WSW of Buffalo.
Rocky, exposed hillside. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Wetlands and Adjacent Areas: Hoback River, ca 16 air mi SSE of Jackson.
Moist, shaded river banks and flood plains. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: between Keystone and French.
41.2041° N, 106.4038° W; NAD 83, uncertainty 2 mi., Digital Map
[Dry roadside]. mixed collection with A. h. secunda [] field book Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Star Valley.
Dugway. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Southeast end of Wind River Range, ca. 3.5 air miles west of South Pass area, north of Pine Creek, ca 0.5 air miles west of WY Highway 28.S36 /4 of /4.
29N 101W S 36
Slopes of granite pegmatite outcrop, north aspect. Occurs with Artemisia tridentata ssp vaseyana, Elymus spicatus. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Yellowstone National Park: Snow Pass near Mammoth Hot Springs.
Annotations:
Annotated by C. L. Porter in 1951.

U.S.A., Wyoming, Teton County: Teton Mountains: Jackson Hole.
43.7744° N, 110.7471° W; NAD 83, uncertainty 1 mi., Digital Map
Slide rock. Phenology: fruiting.
with Lois B. Payson

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along north side of Clear Creek, ca 5.5 mi W of Buffalo, just S of U.S. Hwy 16.
Open ponderosa pine forest and dry openings. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: canyon bottom ca 0.5 mi W of Aspen Creek and ca 0.5 mi N of U.S. Hwy 14, 16, & 20.
Open, park-like forest of Juniperus scopulorum and Pseudotsuga menziesii var. glauca with some large Pinus flexilis, groundlayer with Delphinium bicolor, et al. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: canyon bottom, ca 0.5 mi E of June Creek on south side of North Fork Shoshone River, ca 0.5 mi S of U.S. Hwy 14, 16, & 20.
Douglas fir forest with Juniperus scopulorum in more open areas. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: southwest flank of Rattlesnake Mountain, ca 6-7 mi W of Cody and ca 1 mi N of U.S. Hwy 14, 16, & 20.
Rocky, north-south trending ridge, open Douglas fir forest with limestone substrates. Phenology: fruiting.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ridge W of Elk Fork Creek, ca 2-3 mi S of U.S. Hwy 14, 16, & 20.
44.4409° N, 109.684° W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!
Open, rocky ridgetop with scattered Douglas fir and limber pine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Kitty Creek Road.
In disturbed soil. Phenology: fruiting.
Annotations:
Annotated by Robert D. Dorn in 1992.

U.S.A., Wyoming, Park County: Pahaska Teepee.
On damp hillside in spruce-fir forest. Phenology: flowering.
George F. Freytag, 38. 6/4/1948.

U.S.A., Wyoming, Park County: Yellowstone National Park: ca 1 mi below Undine Falls along old road grade.
Disturbed area with Arabis holboellii, A. drummondii, and A. microphylla. Phenology: fruiting.

U.S.A., Wyoming, Park County: Yellowstone National Park: ca 1 mi below Undine Falls along old road grade.
Under Douglas fir near Arabis microphylla, A. drummondii, and A. holboellii. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County:
Rocky ridge with Penstemon albidus, Poa. Flowers white. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Ca 0.25 mi E of Kendall Guard Station, ca 26 air mi N of Pinedale.
Steep sagebrush-grass hillside in clearing of aspen/Engelmann spruce woods. Phenology: flowering & fruiting.
with Janie Stuttmann

U.S.A., Wyoming, Lincoln County: Star Valley.
Dugway. Phenology: flowering & fruiting.
Annotations:
Annotated by C. L. Porter in 1951.

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: fruiting.

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: ca 1.5 air mi SE of Pearl.
Roadcut and sagebrush flat. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Jackson Hole: along Pacific Creek below Pacific Creek Campground, ca 7.5 air mi NNE of Moran; ca 36 air mi NE of Jackson.
Gravel bars in valley bottom. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: on Pilgrim Creek, ca 10.5 air mi NNW of Moran; ca 24 air mi NNE of Moose.
Cobble and gravel bar with intergraded sand and silt alluvial deposits. Phenology: fruiting.
with Klara Varga

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: mouth of Open Canyon, ca 5.5 air mi W of Moose; ca 12 air mi NNW of Jackson.
Artemisia tridentata var. spiciformis and herbaceous meadow adjacent to stream. Phenology: flowering & fruiting.
with Nancy Bockino

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: near Colter Canyon, ca 14 air mi NW of Moran.
Limestone ridge, meadow, and slope. Phenology: fruiting.
with David Scott

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: Blacktail Butte, north end.
Elev. 2011 m.
Limestone outcrop and ridgetop. Phenology: fruiting.
with David Scott, Geneva Chong

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near East Fork Pilgrim Creek, ca 9 air mi N of Moran; ca 23 air mi NNE of Moose.
Steep and dry slope with volcanic soils. Phenology: fruiting.
with Tacheeni Scott

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: on Gravel Creek, ca 12 air mi NE of Moran; ca 28.5 air mi NE of Moose.
Scoured stream bottomland with sand and gravel bars; dominant species Populus balsamifera, Populus angustifolia, Alnus sp. Phenology: fruiting.
with Tacheeni Scott

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: on west shore of Jackson Lake, ca 15 air mi NW of Moran; ca 23.5 air mi N of Moose.
Willow dominated, seasonally flooded bottomland adjacent lake. Phenology: fruiting.
with Klara Varga

U.S.A., Wyoming, Park County: Southwestern Absarokas: ca 41.6 road mi SW of Cody at the south end of South Fork Road; ca 2.6 road mi S of Deer Creek Campground.
Mixed community of Pinus, Juniperus, Artemisia, and Populus.

U.S.A., Wyoming, Park County: Southwestern Absarokas: Teton Wilderness: along Thorofare Creek Trail to Coyote Creek, ca 1 mi SE of the southeast corner of Yellowstone National Park.
Lodgepole pine forests and dry, rocky meadows.

U.S.A., Wyoming, Park County: Southwestern Absarokas: Teton Wilderness: along North Fork Butte Creek, W of Thorofare Buttes, ca 45 air mi SW of Cody.
Gravel bars along creek.

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Teton Wilderness: ca 9 air mi NE of Moran Junction along Pacific Creek and Whetstone Creek trails.
Streamsides and dry meadows with mixed lodgepole forests.

U.S.A., Wyoming, Fremont County: Southwestern Absarokas: Kisinger Lakes Trail: ca 8 air mi SE of Togwotee Pass.
Rocky talus.

U.S.A., South Dakota, Custer County: Jewel Cave National Monument: Ridge trending NE from Sewer Lagoon.
T4S R2E S1
Grassy opening in ponderosa pine forest. Phenology: vegetative only.
3. Boechera pauciflora (Nutt.) Windham & Al-Shehbaz
Annotated by Hollis Marriott on 11//2020.

U.S.A., South Dakota, Custer County: Jewel Cave National Monument: ridge N of U.S. Hwy 16, ca 1/4 mi WNW of Jewel Cave Road.
T4S R2E S1
South-facing slope with ponderosa pine and little bluestem. Phenology: vegetative only.
3. Boechera pauciflora (Nutt.) Windham & Al-Shehbaz.

U.S.A., South Dakota, Custer County: Jewel Cave National Monument: old area E of residence.
Slabby limestone outcrops in ponderosa pine forest. Phenology: vegetative only.
3. Boechera pauciflora (Nutt.) Windham & Al-Shehbaz
Annotated by Hollis Marriott on 11//2020.

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.

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: fruiting.
with Bruce Embury

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Top of Dempsey Ridge, ca 8 air mi SE of Cokeville.
Grassy slopes with scattered limber pine and subalpine fir. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Range: extreme west end of Bluegrass Ridge, ca 11 air mi N of Morton Pass.
Granite interfacing with limestone; granite. Phenology: flowering & fruiting.

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: along Patterson Creek, ca 8.5 air mi SW of Driggs.
T4N R44E S36
Steep slope with scattered vegetation.
with Stuart Markow and Michelle Nelson

U.S.A., Wyoming, Albany County: [location and coordinates withheld]
Calcareous substrate Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Targhee National Forest: Snake River Range: U.S. Hwy 26/89, 0.9 road mi ENE of Alpine Junction.
Limestone outcrops and rock slides with Cercocarpus and Petrophytum, with scattered Juniperus, Pseudotsuga, Pinus flexilus, and Acer glabrum on the slopes and at base and adjacent roadside. Phenology: flowering.
with Stuart Markow

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: Junction of North and South Forks, Packsaddle Creek; ca 10 air mi WNW of Driggs.
T5N R44E S7; also S8
Intrusive igneous rock outcrop with grasses and forbs on south exposure, and Douglas fir on north exposure.
with Stuart Markow

U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: ridge between Spring Run Canyon and Elbow Canyon; ca 3 air mi NE of Palisades Dam.
T1S R45E S11
Douglas fir forest understory and shrubby slopes.
with Rafael Molina

Boechera pauciflora Boechera grahamii (1991)
Boechera pauciflora (Nutt.) Windham & Al-Shehbaz Boechera grahamii (Lehm.) Windham & Al-Shehbaz
U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: Along Palisades Creek.
T1N R45E S19
Mostly riparian, dominated by Cornus, Acer, Prunus, and other shrubs.
with B. E. Nelson and Michelle Nelson

Boechera pauciflora Boechera grahamii (1991)
Boechera pauciflora (Nutt.) Windham & Al-Shehbaz Boechera grahamii (Lehm.) Windham & Al-Shehbaz
U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Coal Creek Trail, ca 9 air mi SE of Victor, Idaho.
Coniferous forest bordering creek, dominated by Abies lasiocarpa, Pseudotsuga menziesii, Sorbus, and Salix. Phenology: fruiting.

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: trail from Rammel Hollow to Packsaddle Lake, ca 9 air mi W of Tetonia.
T5N R43E S1; 2
Coniferous forest, dominated by Pinus contorta, Abies lasiocarpa, and Symphoricarpos, with many clearings dominated by forbs.

U.S.A., Wyoming, Albany County: Laramie Range: along unnamed branch of Horseshoe Creek, ca 2 air mi NE of Esterbrook; ca 32 air mi SE of Douglas.
Along the creek and adjacent granite outcroppings. Phenology: flowering & fruiting.
with T. McGowan

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., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Flat Tops Wilderness: Mirror Lake Trail, ca 30 air mi E of Meeker; ca 6 air mi NW of Trappers Lake.
Northeast-facing forested slopes, with Engelmann spruce, subalpine fir, lodgepole pine, and aspen. Phenology: fruiting.
James P. Vanderhorst, 1108b. 7/15/1990.
Accession: 618571

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: cliffs and ridges between Sweetwater and Turret creeks, ca 21 air mi NNE of Glenwood Springs.
South exposure on limestone cliffs and slopes with Quercus gambelii and Juniperus. Phenology: flowering & fruiting.
James P. Vanderhorst, 26b. 5/27/1990.
with Walter Fertig

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Lost Creek, ca 25 air mi E of Meeker.
Meadows and sparse woods above creek, with Picea pungens, Pinus contorta, Populus tremuloides, Symphoricarpos, and Amelanchier. Phenology: fruiting.
James P. Vanderhorst, 793. 7/7/1990.
Accession: 618572

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Grand Hogback: ca 10 air mi SSW of Meeker.
Serviceberry with scattered patches of oak, pinyon-juniper, and sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: South-central Wyoming: ca 0.5 mi SW of Bridger Pass on the southeast edge of Atlantic Rim, ca 20 air mi SW of Rawlins.
T18N R89W S8
Stony rim and point. Phenology: flowering & fruiting.
with Beth Ward

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: south end of Delaney Rim just N of North Barrel Springs Draw, ca 6 air mi E of Man and Boy Buttes; ca 13 air mi SSW of Wamsutter.
Sandy soil on a slight rise with sagebrush and hopsage at the center. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along the Continental Divide above McCarty Canyon off McCarty Canyon or County Road 503, ca 27 air mi S of Rawlins; ca 29 air mi NE of Baggs.
Grassy sagebrush slope. Phenology: flowering & fruiting.
with Beth Ward

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: northeast slope of North Table Mountain, ca 24.5 air mi NNE of Rock Springs.
Moist draw. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Clay areas, some barren areas. Phenology: flowering & fruiting.

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.
Clay slope. Phenology: flowering & fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Range: east end of Taylor Ridge, ca 8 air mi SW of Orient along Forest Road 6113.
Mixed forest with ponderosa pine on south slope; heavily trashed by cows. Phenology: fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle River Drainage: Renner Lake, ca 16 air mi NNE of Kettle Falls along Forest Road 730 from Forest Road 705; ca 2 mi W of Barstow Store.
Open slopes and rock outcrops; Douglas fir and ponderosa pine. Phenology: fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Crest Trail and Old Stage Road, ca 6 air mi N of Sherman Pass; from trailhead on Albion Hill Road.
South aspect sagebrush balds with scattered large Douglas fir; subalpine fir/lodgepole pine forest with large 1 year-old burn areas. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Iron Mountains: High Lake, ca 1 1/4 air mi ESE of Addy; spur road from Forest Road 9535.
Hillside and rocky outcrops around lake, mostly south facing; south and west side of lake is a 10 year old clearcut; east side of lake is rock outcrops with undisturbed scattered ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Crest: north end of Kettle Crest Trail, ca 9 air mi SE of Curlew.
Rock outcrops with small seeps, south facing open area; mixed forest with mature ponderosa pine/larch; lodgepole pine/subalpine fir at higher elevations. Phenology: fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Tonata Creek, ca 8 air mi W of Curlew; N of Forest Road 2148 ca 1.0 mi W of junction with Forest Road 2149.
Creekside. Phenology: flowering.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille National Wildlife Refuge: overlook to Bayley Lake, ca 10 air mi N of Chewelah.
East exposure cliff edge with rock, edges of mixed forest - Douglas fir/ninebark/pinegrass, occasional ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Sanpoil River Drainage: shores of Long Lake, ca 10 air mi SSW of Republic.
Marly creek on lakeshore. Phenology: flowering & fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Round Top Mountain: Middle Fork Mill Creek, ca 9 road mi NE of Colville on Aladdin Route.
Cedar at creekside; mixed Douglas fir forest, and aspen groves on lower slopes; Douglas fir, ponderosa pine and larch with pinegrass and ninebark on upper slopes; rock outcrops of shale/slate. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Cliff Ridge on the southern boundary of the Little Pend Oreille Wildlife Refuge.
Ridge of bunchgrass steppe surrounded by mixed forest and interspersed with Douglas fir. Exotics invading, but small areas still primarily native vegetation. Phenology: flowering & fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: tramway region of Huckleberry Creek drainage, ca 3 air mi NW of Waitts Lake; ca 7 air mi SW of Chewelah.
Rock outcrops and bald ridges with occasional large Douglas fir and ponderosa pine; mixed woods in draws. Phenology: flowering & fruiting.
with Sylvia Brock

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Gibraltar Mountain, ca 1 air mi SE of Republic.
Creek and lakeside through mixed forest to open basaltic balds and ridge tops. Phenology: flowering & fruiting.
with Linda Swartz

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Lambert Creek, ca 9 air mi NE of Republic.
Open slopes and rocky balds. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: along Strawberry Creek in Strawberry Canyon, ca 4.5-5 air mi W of Bedford, ca 13.5 air mi NNE of Afton.
Dry open southerly facing slope. Phenology: flowering & fruiting.
with Russ Nelson

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: upper Hoback Canyon ca 4 air mi SSE of Hoback Peak, ca 13 air mi SW of Bondurant, ca 37 air mi WNW of Pinedale.
On and along old logging road through mixed conifer forest. Phenology: fruiting.
with Russ Nelson

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: along Swift Creek near Periodic Spring, ca 4 air mi ENE of Afton.
Valley floor. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Lake Barstow, ca 10 air mi ENE of Afton.
Spruce-fir valley and slopes on glacial till. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Deadman Mine, ca 22.5 air mi NE of Afton.
Spruce, fir, aspen slopes, windswept ridges. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: Adams Creek, 1-3 air mi E of Rimrock Ranch; 9 air mi SE of Hoback Junction.
Stream sides and adjacent coniferous slopes.

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

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: Merna Butte; 9-10 air mi WNW of Daniel Junction.
Douglas fir, subalpine fir, and aspen forest, stream margins with willow thickets, and sagebrush-grassland slopes and eroded ridges; eroded slopes and adjacent coniferous forest. Phenology: fruiting.
with Bruce Embury

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: Merna Butte; 9-10 air mi WNW of Daniel Junction.
Douglas fir, subalpine fir, and aspen forest, stream margins with willow thickets, and sagebrush-grassland slopes and eroded ridges; eroded slopes and adjacent coniferous forest. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Trail Creek to Elk Mountain, 1.7-3 mi NE of trail head including summit; 9 air mi E of Alpine.
Upper slopes with scattered areas of Douglas fir and subalpine fir. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge: lower slopes on southeast end of Hogsback Ridge, ca 5.7 air mi W of La Barge; ca 35.5 air mi NNE of Kemmerer.
Steep, rocky, clay slopes of small canyon. Phenology: fruiting.
with Russ Nelson

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: fruiting.

U.S.A., Wyoming, Lincoln County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: La Barge Creek Road, ca 7 air mi SW of La Barge.
Gravelly slopes and limestone outcrops with barren south and west exposures and sagebrush-montane shrub east exposures. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 2 air mi WSW of La Barge just N of Wyo Hwy 235.
Sandy slopes and bench with sagebrush on slope and scattered cushion plant communities. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge, ca 3 air mi WNW of Calpet.
Calcarous caprock and limey, gravelly slopes with scattered Douglas fir and limber pine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: mesa with radio tower, ca 10.5 air mi SSW of Big Piney.
Calcareous mesa and upper slopes. Phenology: fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Absaroka Ridge, ca 13 air mi NW of Viola.
Lodgepole pine, subalpine fir and scattered whitebark pine. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Salt River Range: Northwest slope of Riley Ridge.
Rocky, grassy slopes with benches, often with aspen groves, some standing water and springs. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: along Rock Creek, ca 2.5 mi E of Washakie Needles, ca 49 air mi WNW of Thermopolis.
Stony slope along the creek.
with Robert S. Kirkpatrick

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: along Rock Creek, ca 2.5 mi E of Washakie Needles, ca 49 air mi WNW of Thermopolis.
Meadows along the creek.
with Robert S. Kirkpatrick

U.S.A., Wyoming, Fremont County: Southeastern Absarokas: ridge between White Pass and WAG VABM, ca 5 air mi S of Ramshorn Peak, ca 8 air mi NW of Dubois.
Meadows.

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: the Holy City and vicinity, ca 1 mi S of Squaw Teat Butte; ca 40 air mi WNW of Thermopolis.
Moist slopes under Douglas fir.

U.S.A., Wyoming, Fremont County: Southwestern Absarokas: high ridge NW of Bonneville Pass, ca 2.5 air mi NE of Brooks Lake, ca 24 air mi NW of Dubois.
Alpine meadows and slopes.
with Neil Snow and Diane Parker

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Forest Road 64, ca 2 mi W of Bluewood Ski Area, ca 10 air mi E of Walla Walla.
Scab; soil shallow. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gray Hills: N of Gros Ventre River in the vicinity of Dallas Creek, ca 0.5 air mi NW of west end of Upper Slide Lake, ca 22.5 air mi ENE of Jackson.
Stony knoll and ridge. Phenology: fruiting.

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.
with Robin Jones

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: at the head of Ranger Creek just below Snowshoe Pass, ca 27 air mi E of Greybull, ca 20.5 air mi N of Hyattville.
Grassy slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along U.S. Hwy 16, ca 8 air mi WSW of Buffalo.
Mountain slopes and meadows. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: ca 1.8 air mi SSW of Snowshoe Pass on Black Mountain Road, ca 13 air mi ESE of Shell, ca 26.5 air mi E of Greybull.
Rock ledges and outcrops. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Sweetwater Rocks: ca 3.5 air mi NNE of Jeffrey City.
Slopes around granite boulders, below granite outcrop. Phenology: flowering & fruiting.
with Georgia Haines and Nora Little

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: east side of Chase Mountain from North Fork Touchet River, 0.5-1.5 air mi SW of Middle Point Ridge Trail.
Scab slopes and rock outcrops. Phenology: fruiting.
1. Boechera pauciflora (Nutt.) Windham & Al-Shehbaz
Annotated by Heather Bradtke.
with Heather Bradtke

U.S.A., Wyoming, Natrona County: Sweetwater Rocks: Savage Pocket, ca 13 air mi NE of Muddy Gap Junction.
Wet canyon bank. Phenology: fruiting.
with Georgia Haines

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Dense stands of aspen, with small snowmelt "streams", open areas with sagebrush; sagebrush openings. Phenology: flowering & fruiting.

Sandstone outcrops, Juniperus osteosperma slopes, sagebrush slopes; slope, beneath juniper. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 27 air mi SSW of Meeteetse, junction of South Fork and East Fork of South Fork Wood River and Slaughter Creek.
Big sagebrush grasslands.
Robert S. Kirkpatrick, 1593. 7/26/1983.
with Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 26 mi SW of Meeteetse, along Wood River 1 mi SE of Chief Mountain.
Picea engelmannii and Abies lasiocarpa forests with open wet meadows.
Robert S. Kirkpatrick, 288. 6/27/1983.
with Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 21 air mi SSW of Meeteetse, in the vicinity of the headwaters of West Grass Creek.
Sagebrush grasslands with scattered Pinus flexilis; dry areas.
Robert S. Kirkpatrick, 3282. 7/1/1984.

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 19 air mi SSW of Meeteetse, in the vicinity of the junction of Gooseberry Creek and Middle Gooseberry Creek.
Riparian, lower Montane, with Pinus contorta and Picea engelmannii; sand and gravel bars.

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 21 air mi NE of Dubois, on southern end of Steamboat Rock.
River sand and gravel bars.
with Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 21 air mi NE of Dubois, on southern end of Steamboat Rock.
River sand and gravel bars.
Robert S. Kirkpatrick, 3803b. 7/11/1984.

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 10 air mi NE of Dubois, on the north end and in the vicinity of Black Mountain.
Pseudotsuga menziesii and Pinus flexilis on limestone scree and talus with scattered rocky outcrops; dry open areas.

U.S.A., Wyoming, Park County: Absaroka Mountains: Francs Fork, ca 4 air mi SW of the Greybull River.
River bottom and adjacent creek banks with aspen, cottonwoods, and limber pine. Phenology: fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 43 air mi SW of Cody, South Fork Shoshone River, ca 7 trail mi S of South Fork Ranger Station.
Wet douglas fir and limber pine forests.

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 22 air mi SW of Meeteetse, in the vicinity and west of the junction of the Middle Fork of the Wood River and Beaver Creek.
Riparian, montane; sand and gravel bars.

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 19 air mi SW of Meeteetse, upper end of the South Fork Dick Creek and along Timber Creek Trail.
Sagebrush grasslands.

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 16.5 air mi NW of Dubois, along East Fork Du Noir Creek, ca 9 road mi N of U.S. Hwy 26/287.
Floodplain and gravel bars along the river (possibly limestone outwash).
Robert S. Kirkpatrick, 799a. 7/8/1983.

U.S.A., Wyoming, Sheridan County: Big Horn Mountains; Bighorn National Forest: Freeze Out Point.
Limestone outcrops and slopes below. Phenology: fruiting.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Sunflower Flats on Forest Road 22, ca 25 mi S of Heppner.
In open meadow with fine, deep, chocolate brown soil over basalt; slope 0; aspect none. Phenology: fruiting.

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Cold Springs Road, ca 10.3 air mi NE of Hyattville.
Sagebrush slopes. Phenology: flowering & fruiting.
with Keith H. Dueholm

U.S.A., Wyoming, Lincoln County: Salt River Range: headwaters of Corral Creek, ca 7 mi W of Corral Creek Guard Station.
Rocky slope with scattered Pinus albicaulis. Phenology: fruiting.
with Leila and John Shultz

U.S.A., Wyoming, Park County: West ridge leading to summit of Heart Mountain.
Open slopes and ridges and badlands; sandstone and shales. Phenology: fruiting.

U.S.A., Wyoming, Park County: West ridge leading to summit of Heart Mountain.
Limestone cap rock and upper slopes with Pinus flexilis, Picea glauca, and Pseudotseuga menziesii. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: 9 mi NE of Cody.
Shaley badlands with some sandstone and a little limestone (as strewn boulders).
with John Hamann

U.S.A., Wyoming, Park County: Bighorn Basin: northwest side of YU Bench, ca 18 air mi SE of Cody.
Sandstone outcrops and shaley drainage.
with John Hamann

U.S.A., Wyoming, Park County: Absaroka Mountains: Aldrich Creek drainage and vicinity.
Rolling sagebrush grasslands and rocky slopes and ridges.
with Robert S. and Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 40 air mi W of Thermopolis on South Fork Owl Creek Road, ca 3.5 road mi SW of Middle Fork Owl Creek crossing.
Open grassy slopes with some big sagebrush, drainages, and wooded slopes with limber pine, douglas fir, and engelmann spruce.
with Robert S. Kirkpatrick

U.S.A., Wyoming, Park County: Absaroka Mountains: north end Carter Mountain, headwaters of Carter Creek and upper end of Marquette Creek, ca 16 air mi SW of Cody.
Spruce-fir forest with lodgepole and limber pine, open sagebrush grassland, and aspen and cottonwood thickets along stream.
with Robert S. and Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Park County: Bighorn Basin: Spring Creek, 2 air mi WNW of Meeteetse.
Sandstone outcrops and grassy ridge.
with B. E. Nelson

U.S.A., Wyoming, Fremont County: Absaroka Mountains: East Fork Big Wind River, 7 air mi ESE of Dubois.
Sagebrush hills with red beds and shales.

U.S.A., Wyoming, Park County: Southeastern Absarokas: Francs Fork, 2-4 air mi SSW of trail head.
Meadows and along trail through woods; wooded trail.

U.S.A., Wyoming, Park County: Southeastern Absarokas: Francs Fork, 4-6 air mi SSW of trailhead.
Alpine meadows.

U.S.A., Wyoming, Park County: Northern Absarokas: Sunlight Creek, ca 24 air mi NW of Cody.
Open grassy ridges and slopes, granite outcrops and cliffs, streamside, and occasional sedimentary outcrop; grassy area.

U.S.A., Wyoming, Park County: Northern Absarokas: 3-5 air mi NW of Crandall Creek, Squaw Creek Trail then ridge to near summit of Hunter Peak.
Grassy volcanic ridge and edge of douglas fir forest.
with B. E. Nelson

U.S.A., Wyoming, Park County: Northern Absarokas: Guitar Lake drainage, ca 3 air mi S of Silver Gate, Montana.
Subalpine meadows.
with B. E. Nelson

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Teton Wilderness: Lava Creek trail, ca 10.5 air mi NE of Moran Junction.
43.911° N, 110.3286° W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!
Broad meadow along stream with sagebrush in well drained soils and willow thickets in low areas.
with Neil Snow

U.S.A., Wyoming, Fremont County: Southwestern Absarokas: West DuNoir Creek, ca 9 air mi E of Togwatee Pass.
Limestone outcrops and slopes with sagebrush and scattered limber pines.
with Neil Snow

U.S.A., Wyoming, Park County: Southwestern Absarokas: Ishawooa Creek, 2-4 mi W from trail head.
Douglas fir forests and stream bottoms with cottonwood.
with Neil Snow

U.S.A., Wyoming, Park County: Southwestern Absarokas: Deer Creek trail, 2-5 trail mi W of trailhead on South Fork Road.
Slopes, drainages, and stream bottoms in mostly douglas fir forests with volcanic substrates.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ca 12 air mi NW of Pinedale.
Sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gray Hills: ridge E of Slate Creek and slope to E, ca 5 air mi NW of west end of Lower Slide Lake.
Aspen grove and meadows. Phenology: fruiting.

U.S.A., Wyoming, Teton County: West Slope Wind River Range: South Fork Fish Creek between Hackamore and Bell creeks.
Meadows, gravel bars, and adjacent lodgepole pine forests. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Bighorn National Forest: Ice Creek, ca 8.8 air mi W of Burgess Junction.
Openings on slopes and ridges. Phenology: flowering & fruiting.
with Ann Odasz

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Little Bighorn River Canyon, ca 17 air mi W of Parkman.
Grassy slopes and limestone outcrops. Phenology: flowering & fruiting.
with Ann Odasz

U.S.A., Wyoming, Johnson County: Big Horn Mountains: Snow Cave Ridge, ca 8 air mi WNW of Mayoworth.
Limestone outcrops and grassy slopes. Phenology: fruiting.

U.S.A., Washington, Asotin County: Umatilla National Forest and Vicinity: ca 1 mi S and 10 mi W of Anatone.
Copper platey soil; slope 15-20, aspect south. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Northwest slope of White Rock Mountain, ca 0.25 mi E of east shore of Upper Green River Lake, ca 28 air mi N of Pinedale.
Semi-shady Douglas fir forest on steep limestone-talus slope. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Trail between Twin Lakes and Iron Creek Meadows, ca 32 air mi ESE of Pinedale.
Closed canopy lodgepole pine forest with Vaccinium scoparium understory. Phenology: flowering & fruiting.
with Jonathan Hughes

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Fremont Ridge, ca 8 air mi NNE of Pinedale.
Sagebrush\Purshia ridge. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: adjacent to Lakeside Trail on west side of Lower Green River Lake, ca 1 air mi SE of Green River Lakes Campground.
Sunny, granitic outcrop above Green River Lake. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: north shore of Upper Green River Lake, ca 26.5 air mi N of Pinedale.
South-facing rocky clearing in woods. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: New Fork River, ca .3 mi W of spillway of New Fork Lakes Dam, ca 16 air mi NNW of Pinedale.
Bank of New Fork River. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Kendall Warm Springs, adjacent to Green River Road, ca 29 air mi NNW of Pinedale.
Sagebrush hillside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: west face of White Rock, adjacent to upper Green River Lake, ca 28 air mi N of Pinedale.
Open limestone/shale talus slope at base of mountain. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: adjacent to Skyline Drive, ca 2 air mi NE of Pinedale.
Sagebrush hillside. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: edge of Glimpse Lake Trail from Spring Creek Park to Glimpse Lake, ca 9 air mi N of Pinedale.
Shady lodgepole pine and Engelmann spruce grove. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Base of western face of White Rock Mountain, adjacent to Highline Trail and east shore of Upper Green River Lake, ca 28 air mi N of Pinedale.
Limestone/shale talus slope.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Southeastern slope and summit of Muddy Ridge, ca 33 air mi SE of Pinedale.
Rocky, shady lodgepole pine/aspen forest. Phenology: flowering.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Pole Creek drainage and adjacent ridges, between Fayette Lake and Half Moon Lake, ca 9 air mi NE of Pinedale.
Granitic outcrop adjacent to Pole Creek where it enters Half Moon Lake. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: West shore of Cross Lake, ca 14.5 air mi E of Pinedale, ca 3 mi N of Boulder Creek.
Open canopy grassy meadow on broken, granite rock hillside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Scab Creek drainage, ca 17 air mi E of Pinedale.
Semi-open grassy banks of Scab Creek. Soil sandy, moist. Phenology: fruiting.

U.S.A., Oregon, Wallowa County: Umatilla National Forest and Vicinity: Paradise Ridge, Forest roads 64 and 475, ca 4 mi N and 21 mi E of Milton-Freewater.
Open slope in shallow soil, rocky; slope 10-15; aspect ridgetop and southeast. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road just S of the Laramie River, ca 3.5 air mi WSW of Fort Laramie; ca 22.3 air mi NW of Torrington.
42.193° N, 104.581° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!
Steep cobblestone slopes. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Cottonwoood Creek, ca 9 air mi SE of Esterbrook.
Shaded ravine with narrow-leaved cottonwood and ponderosa pine. Phenology: fruiting.

U.S.A., Wyoming, Platte County: [location and coordinates withheld]
Sandstone outcrops and sandy slopes; ponderosa pine and grasslands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Fremont Butte, ca 6 air mi E of Boulder.
Sagebrush hillsides with granite outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: North Piney Creek and Park Creek, ca 19 air mi WNW of Big Piney.
Streamside meadows and patches of aspen, Douglas fir, spruce, and willows, and open south-facing hillside. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: South Rim, ca 8 air mi NW of Warren Bridge.
Douglas fir and lodgepole pine forest hillside, ridgetop meadows, and bottom sagebrush wetlands. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Green River Basin: just W of the Green River at the far north end of Fontenelle Reservoir; ca 5.5 air mi S of La Barge.
Sagebrush draws coming off of hilltop. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 21.5 air mi ENE of Farson on the north side of Wyo Hwy 28.
Rolling sandy sagebrush; troughs. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Green River Basin: ca 3 air mi WSW of South Pass City on the east side of Wyo Hwy 28 next to Dead Ox Creek.
Meadows at base of granite rock outcrop and next to creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: [location and coordinates withheld]
Steep rocky hillside; sparse sagebrush. Phenology: flowering & fruiting.

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rainbow Trail between Alvarado and Hiltman creeks, ca 2.8 air mi NE of Horn Peak, ca 6.5 air mi SW of Westcliffe.
Streamside, mixed conifer forest, and oak slopes. Phenology: flowering & fruiting.
with Charity Hall, Brian Jacobs, and Alex Morgan

U.S.A., Wyoming, Sublette County: Green River Basin: Red Hill, ca 7 air mi SSE of Big Piney.
Sandy hilltop with sandstone outcrops and scattered sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Little Colorado Desert at the top end of Anderson Canyon, ca 9 air mi N of Fontenelle Dam.
Sagebrush slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: Little Colorado Desert in a branch of Steed Canyon, ca 5 air mi E of La Barge.
Sagebrush hilltop. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Little Colorado Desert: The Frog, ca 5.5 air mi NE of La Barge.
Sand around sandstone outcrop with sparse sagebrush, Atriplex, Juniperus, Pinus, and Rhus. Phenology: flowering & fruiting.

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 & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Mount Airy, ca 4 air mi WSW of Pinedale.
Sagebrush and Amelanchier hillside. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: Buckhorn Canyon, ca 14 air mi NE of Fontenelle Dam.
Scattered sagebrush and Atriplex hilltop. Phenology: flowering & fruiting.

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

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

U.S.A., Wyoming, Sublette County: Green River Basin: Little Prospect Mountain, ca 11.5 air mi ESE of Big Sandy.
Gravel sagebrush and aspen slope below mountain top. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Cora Butte, ca 2.5 air mi ENE of Daniel Junction.
Roadside through sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: [location and coordinates withheld]
Sagebrush draw and stockpond. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: [location and coordinates withheld]
Cobblestone hillside with sparse sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 11.5 air mi E of Boulder.
Sagebrush and Purshia hill with gravel and large boulders. Phenology: fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 6 air mi SW of Boulder.
Gravel sagebrush bluffside above river. Phenology: fruiting.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Ponderosa pine forest in sandstone canyon. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains, East Fork Blacktail Creek; ca 9.5 air mi SE of Hulett.
On ledges among sandstone cliffs in ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Government Valley, ca 8 air mi NNE of Sundance.
Grassland on red shale soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Black Hills: between U. S. Highway 16 and Clay Spur, ca 3.5 air mi NW of Osage.
Pinus ponderosa, Juniperus scopulorum on Mowry shale and bentonite. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Cold Springs Creek near Plato Gulch; ca 10 air mi ESE of Sundance.
Grassy openings in ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Small gully in ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Black Hills: Stockade Beaver Creek E of Mallo Camp; ca 4 air mi E of Four Corners.
Open ridge tops S of creek, on rocky soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Summit among rocks. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Black Hills: Summit Ridge near lookout (W of Boles Canyon), ca 7.5 air mi E of Newcastle.
Margins of large grassy opening in pine forest on ridgetop, rocky soil (limestone). Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: 9.5 air mi E of Sundance.
Ponderosa pine slopes, stream bottom, and meadow; wooded slopes. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Green Mountain, ca 3 air mi E of Sundance.
Plains with outcrops of Chugwater red beds, Pinus ponderosa covered mountain slopes and summit, and moist shaded limestone canyon; partly wooded slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Dugout Gulch; ca 5 air mi S of Beulah.
T52N R60W S30
Canyon slopes on E side with Pinus ponderosa. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, McKean site.
T51N R66W S31
Ponderosa pine ridge. Phenology: flowering & fruiting.
William Latady, 90. 6/8/1984.

Boechera pauciflora ()
U.S.A., Wyoming:
no collector, 899. //.

U.S.A., Wyoming, Sweetwater County: Northeast end of Cedar Mountain, ca 35.5 air mi SW of Green River and 10 air mi N of McKinnon.
Shallow loamy in in juniper woodland with Calochortus nuttallii, Cryptantha sericea, and Penstemon. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Plumbago Canyon.
Moist hillsides. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Hills.
Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Centennial.
Aven Nelson, s.n.. 7//1902.

U.S.A., Wyoming, Natrona County: Mud Springs Exclosure.
Grass-sagebrush vegetation type. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Sierra Madre: ca 3 air mi W of Encampment.
Open rock outcropping. Few plants. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Sierra Madre: ca 6.5 air mi SW of Encampment.
Open slope. Few plants. Phenology: fruiting.

U.S.A., Wyoming, Park County: Beartooth Mountains: ca 1/4-3/4 air mi N of Clarks Fork Yellowstone River, ca 26.5 air mi NNW of Cody.
Steep dolomite rubble covered slopes below flat irons. Phenology: fruiting.
Annotated by B. E. Nelson in 2013.
1. Boechera pinetorum (Tidestr.) Windham & Al-Shehbaz
Annotated by Emily Elliott.
with Emily Elliott, Brian Elliott

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: just NE of Alpine at East Rosebud Lake, ca 19 air mi W of Red Lodge.
Forb meadow. Phenology: fruiting.
Annotated by B. E. Nelson in 2013.
1. Boechera pinetorum (Tidestr.) Windham & Al-Shehbaz
Annotated by Emily Elliott.
with Emily Elliott, Brian Elliott

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Creek ca 1 air mi NE of East Rosebud Lake, ca 18 air mi W of Red Lodge.
Forb meadow. Phenology: fruiting.
Annotated by B. E. Nelson in 2013.
1. Boechera pinetorum (Tidestr.) Windham & Al-Shehbaz
Annotated by Emily Elliott.
with Emily Elliott, Brian Elliott

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Boulder or Forest Road 6639 above the Boulder River, ca 1/3 mi S of Hicks Park, ca 2 air mi SE of Carbonate Mountain, ca 30.3 air mi SE of Livingston.
Park. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Beartooth Mountains: E of Meeteetse Trail Road, ca 5 air mi SE of Red Lodge.
South-facing open grass/forb meadow into riparian area to northeast-facing grass/forb slope. Phenology: fruiting.
with Brian Elliott

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Creek, ca 1 air mi NE of East Rosebud Lake, ca 18 air mi W of Red Lodge.
Granite cliff face and base. Phenology: fruiting.
1. Boechera pinetorum (Tidestr.) Windham & Al-Shehbaz.
with Brian Elliott and B. E. Nelson

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Creek, ca 3/4 air mi from forest boundary, ca 17.5 air mi WNW of Red Lodge.
Vegatated sand dunes and vegatated dune along roadside. Phenology: fruiting.
1. Boechera pinetorum (Tidestr.) Windham & Al-Shehbaz.
with Brian Elliott and B. E. Nelson

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along Big Creek or Forest Road 2500, ca 31 air mi SW of Livingston.
Mixed conifer forest and open meadow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Laramie Plains: Antelope Creek, along County Road 316 (Sportsman Lake Road), ca 15 mi SSW of Laramie.
Red dirt pasture, soil lichens dominant. Phenology: flowering & fruiting.
with Bernadette Kuhn

U.S.A., Wyoming, Albany County: Laramie Plains: northern tip of Boulder Ridge, County Road 316 (Sportsman Lake Road), ca 14 mi S of Laramie.
Upland plains and rocky outcrops with patches of sagebrush and other shrubs. Phenology: flowering & fruiting.
with Bernadette Kuhn

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, along Johns Creek, W of former County Road 424, ca 23 mi W of Laramie; ca 6.5 mi SE of Centennial.
Eastern slope, sagebrush-grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: southwest foot of Sheep Mountain, just NE of County Road 47 (Fox Creek Road), ca 0.5 air mi SE of intersection of County Road 47 and Forest Road 517 (Dry Park Road), ca 26 air mi SW of Laramie; ca 9 air mi SE of Centennial.
Rocky hills with open limber pine canopy. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Hanna Basin: Kinney Creek area, just NW of Rattlesnake Pass and Halleck Ridge, ca 9 air mi ESE of I-80 exit 238 (Peterson Ranch) and ca 8 air mi NW of Elk Mountain summit, ca 21 air mi NE of Saratoga.
Sagebrush hills. Phenology: fruiting.

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6393, along Spring Creek, ca 5.3 air mi NE of Checkerboard.
Elev. 1713 m.
46.6923° N, 110.4445° W; NAD 83, uncertainty 0.25 mi., GPS reading
Ponderosa woodland; southeast aspect, 20-40% slope; igneous bedrock. Phenology: fruiting.
1. Arabis sparsiflora Nutt. var. columbiana (Macoun) Rollins.

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 266 and 2084, junction of Skunk Gulch and Yogo Creek.
46.9206° N, 110.456° W; NAD 83, uncertainty 0.25 mi., GPS reading
Riparian zone and bench above creek; south aspect, 1-10% slope, mixed limestone and shale bedrock. Phenology: fruiting.

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 6531 and 825.
46.8506° N, 110.2822° W; NAD 83, uncertainty 0.25 mi., GPS reading
Dry open meadow; grazed, west aspect, 10-20% slope, limestone bedrock. Phenology: fruiting.
1. Boechera pauciflora (Nutt.) Windham & Al-Shehbaz.

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Buffalo Canyon, Forest Trail 479, ca 14 air mi NW of Judith Gap.
Along rim and up side canyon to west, down canyon to mouth; deep limestone canyon, northeast aspect. Phenology: fruiting.
1. Arabis sparsiflora Nutt. var. columbiana (Macoun) Rollins.

U.S.A., Montana, Pondera County: Lewis and Clark National Forest: Front Range: on bench north side of Elk Calf Mountain, ca 3 air mi SE of Summit on U.S. Hwy 2.
On wet bench on north side of peak; 1/2 of bench unburned, 0-10% slope. Phenology: flowering & fruiting.

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: sandstone peak N of "Nineteen Ridge", S of Deadman Hill, ca 4 air mi NW of South Fork Sun River Trail head
Sandstone peak with cliff on east side, very rocky; Pinus flexilis/Abies lasiocarpa/Picea engelmannii; 10-100% slope, . Phenology: fruiting.

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: along South Fork Sun River at campground, ca 1 air mi N of the junction of South Fork Sun River with Wood Creek.
Riparian zone along river; Picea engelmannii/Populus tremuloides/Pseudotsuga menziesii; sandstone/limestone bedrock. Phenology: fruiting.

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: Logging Creek, on hair pin curve on Forest Road 49, trail upstream.
South exposure with limestone outcrops. Phenology: fruiting.
Annotated by Rick McNeill.
with Rick McNeill

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Bower Water Gap Canyon, ca 4 air mi SE of Sapphire Village on Forest Road 487.
Limestone outcrops and conifers on slopes with ponderosa pine, limber pine, and Pseudotsuga menziesii; to top of mountain, immediately above "water gap". Phenology: flowering & fruiting.
with Rick McNeill

U.S.A., Montana, Park County: Abaroka Range: Gallatin National Forest: at the beginning of forest along Forest Road 348, ca 16 air mi N of Gardiner.
Ecotone between sagebrush/Festuca grassland and mixed conifer forest, dominated by Douglas fir, southwest-facing slope. Phenology: flowering & fruiting.
with Brian Elliott

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 3280 and Balm of Gilead Creek, off Emigrant Gulch or Forest Road 3272, ca 18.5 air mi NNE of Gardiner.
Riverbank and disturbed roadside in shaded canyon. Phenology: flowering & fruiting.
with Brian Elliott

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along Forest Road 2500 and Big Creek at intersection with Hylite Creek, ca 29 air mi SW of Livingston.
Recently logged Pseudotsuga menziesii forest on sunny slope. Phenology: fruiting.

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: Forest Road 2140 between Stillwater River and Picket Pin Creek, around forest boundary, ca 28 air mi S of Big Timber.
Dry sagebrush meadow with scattered clumps of Pseudotsuga menziesii and Pinus flexilis; area disturbed by heavey recreation and cattle use. Phenology: fruiting.
Accession: RM 864989, Barcode: USFS0045002

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 0.5-1 air mi ENE to NE of Gardner Butte.
Grassland with areas of pinyon pine. Phenology: fruiting.
with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan

U.S.A., Montana, Lewis and Clark County: Helena National Forest: Front Range: Cadotte Creek, ca 1.3 air mi N of junction with Mont Hwy 200.
Wooded hill slope, Pinus contorta, Populus tremuloides, and Artemisia tridentata; southwest aspect; 10-20% slope; red shale outcrops. Phenology: fruiting.

U.S.A., Montana, Chouteau County: Square Butte, in canyon between large dykes on west side, ca 31 air mi SE of Fort Benton.
Wooded slope; southeast aspect; 15-25% slope; loose soil, granite; Pinus contorta. Phenology: fruiting.
with Matt Voigt

U.S.A., Montana, Chouteau County: Top of Square Butte, ca 31 air mi SE of Fort Benton.
On top of butte flat; 0-5% slope; all aspects; thickly forested Pinus contorta with occasional meadows; granite. Phenology: fruiting.
with Matt Voigt

U.S.A., Montana, Pondera County: Front Range: Forest Trail 150, E of Phillips Creek, ca 1.5 mi S of Swift Reservoir Trailhead.
Wooded hill slope; south to southwest aspect; 10-15% slope; Pseudotsuga menziesii and Pinus contorta. Phenology: fruiting.
with Addy Wycgans

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: limestone ridge separating the Smith River and Deep Creek, Forest Trail 309, ca 29 air mi S of Great Falls.
Limestone ridge, running southeast to northwest, scattered Pseudotsuga menziesii. Phenology: fruiting.
1. Boechera pauciflora (Nutt.) Windham & Al-Shehbaz.

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Arch Coulee, ca 3.5 air mi W of Judith Guard Station.
Narrow limestone canyon running north to south, wooded Pseudotsuga menziesii. Phenology: fruiting.
with Matt Voigt

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: along Green Fork Straight Creek along Forest Trail 228, ca 1.7 air mi SW of Green Fork Cabin.
Elev. 1864
Gravel bar, rocky soil, scattered Pinus contorta, flat creek running southwest to northeast. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Cedar Ridge and Cottonwood Creek, ca 3 air mi NE of Wyo hwys 130 and 230 intersection, ca 9 air mi SE of Saratoga.
Rocky hill covered in sagebrush and juniper. Phenology: flowering & fruiting.

U.S.A., Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: slopes above Grouse Creek S of Rattlesnake Spring, 17.1 air mi ESE of Challis.
Well developed soil in xeric shrub-steppe vegetation; 2° slope, WNW aspect; alluvial geology. 1-25 individuals apparent. Phenology: flowering & fruiting.

U.S.A., Montana: Two Medicine area: Mount Henry trail.
At edge of dry rock slide. Phenology: vegetative only.

U.S.A., Montana, Carbon County: Lloyd's Cabin.
Gravelly slopes with Juniperus / Cercocarpus cover class. Phenology: vegetative only.

U.S.A., Montana, Carbon County: Yellowtail Reservoir: ca 3/4 mi upstream from Layout Creek.
Rock amphitheater. Phenology: vegetative only.

U.S.A., Montana, Carbon County: 1.5 mi E of Annerer Springs.
Juniperus/Cercocarpus cover class. Phenology: vegetative only.
Robert W. Lichvar, s.n.. 6/9/1983.

U.S.A., Wyoming, Fremont County: Sweetwater Rocks, ca 10 mi E of Jeffrey City.
Granite rock crevices with Senecio and Polemonium. Flowers white. Phenology: flowering & fruiting.

U.S.A., Montana, Beaverhead County: Blacktail Valley: Blacktail Deer Creek, ca 18 air mi N of Lima Reservoir, ca 33 air mi SE of Dillon.
East facing slopes with Artemisia tridentata and Symphoricarpos. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Grinnell Creek, ca 1 mi N of U.S. Hwy 14, 16, & 20.
Douglas fir forest. Phenology: fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along river, ca 0.1-0.3 mi W of Gunbarrel Creek.
On sand and gravel bars. Phenology: fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: Yellowstone National Park: along U.S. Hwy 14, 16, and 20, ca 0.8 mi W of East entrance.
On talus slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Lost Creek, ca 1/4 mi S of U.S. Hwy 14, 16, and 20; 1 mi E of Hanging Rock Campground.
In dry soil under Douglas fir. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Game and Fish East Fork Winter Range: East Fork Unit: summit of Dennison Mountain, ca 11 air mi NE of Dubois.
Growing in shallow loam on flat area to north-facing slope (15-35%) in grassland to forest edge; dominants include Picea, Pinus flexilis, forbs, and grasses. Phenology: flowering & fruiting.
with D. Rizor and W. Gerhart

U.S.A., Wyoming, Fremont County: 15 mi NE of Dubois.
Open lodgepole pine on rocky outcrop with Arctostaphylos, Antennaria. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: East Flank Wind River Range: Fossil Hill at junction of Louis Lake Road and Wolf Trail, ca 10 air mi SW of Lander.
Sagebrush grassland. Phenology: fruiting.

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: San Isabel National Forest: Forest Road 104, 5-5.5 air mi S of Salida on jeep trail to top of Methodist Mountain.
Along road. Phenology: fruiting.

U.S.A., Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: unnamed west fork of Christian Gulch, 22 air mi SE of Challis.
Sandy or gravelly soil in mesic Douglas-fir vegetation; 14° slope, SE aspect; alluvial geology. 1-25 individuals apparent. Phenology: flowering & fruiting.
with Craig Scott

U.S.A., Idaho, Lemhi County: Challis National Forest: Lemhi Range: Cow Creek Canyon at the confluence of the North Fork Cow Creek, 5.5 air mi NE of Ellis.
Well developed soil in mesic grassland vegetation; 20° slope, N aspect; volcaniclastic geology. 1-25 individuals apparent. Phenology: flowering & fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: large, old landslide on the north side of Williams Lake, 11.5 air mi SSW of Salmon.
Well developed soil in xeric mountain mahogany vegetation; 8° slope, SE aspect; alluvial geology. 1-25 individuals apparent. Phenology: flowering & fruiting.
with Wendy Irwin

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: Freeman Creek valley N of Freeman Peak, 11.7 air mi NE of Salmon.
Sandy or gravelly soil in xeric spruce vegetation; 16° slope, S aspect; arenite geology. 1-25 individuals apparent. Phenology: fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: along Owl Creek just below East Fork Owl Creek, 9.4 air mi WSW of Shoup.
Sandy or gravelly soil in xeric woody riparian vegetation; 10° slope, SW aspect; biotite gneiss geology. 1-25 individuals apparent. Phenology: fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: unnamed gulch on Ebenezer Creek ca 1/4 mi upstream of the Salmon River, 12.7 air mi WSW of Shoup.
Well developed soil in xeric woody riparian vegetation; 24° slope, ESE aspect; biotite gneiss geology. 1-25 individuals apparent. Phenology: flowering & fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: lower canyon of Bear Basin Creek, 18.8 air mi W of Shoup.
Bedrock or scree in xeric mountain mahogany vegetation; 27° slope, SW aspect; phyllite geology. 1-25 individuals apparent. Phenology: flowering & fruiting.

U.S.A, Idaho, Lemhi County: Salmon National Forest: Lemhi Range: near Bear Valley Creek between Wright Creek and Short Creek, 21.1 air mi WNW of Leadore.
25-75 plants estimated in mesic soil within roadside vegetation, 12 degree slope, NE aspect, quartzite geology. 25-75 plants estimated. Phenology: fruiting.

U.S.A, Idaho, Lemhi County: Salmon National Forest: Northern Salmon River Mountains: upper North Fork Salmon River, above U.S. Hwy 93, 17.8 air mi N of the town of North Fork.
<25 plants estimated in mesic coarse textured soil on barren ground, 14 degree slope, SE aspect, granodiorite geology. Phenology: fruiting.

U.S.A, Idaho, Custer County: Challis National Forest: Salmon River Mountains: E of White Cloud Peaks along ridgetop dividing Bowery and Deer creeks, 24.6 air mi N of Sun Valley.
Dominant population in xeric coarse textured soil within shrub-steppe vegetation, no slope, trachyandesite geology. Phenology: fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Bitterroot Range: Salmon Ridge dividing Spring and East Fork Spring creeks on Spring Creek Road (Forest Road 038).
Cut-over ridge and rock outcrop. Phenology: fruiting.
Annotated by Joshua J. Irwin.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: along Napias Creek on Forest Road 076 (to Leesburg), ca 2 road mi NE Panther Creek.
Roadcut in Douglas fir. Phenology: fruiting.
Annotated by Joshua J. Irwin.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: upper Moccasin Creek, ca 1.5 mi NW of Williams Creek Summit on Forest Road 021.
Streamside in Douglas fir. Phenology: flowering & fruiting.
Annotated by Joshua J. Irwin.

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: Salmon Wild and Scenic River: Salmon River Trail from ca 1 mi E to Horse Creek.
Trail with steep boulder field on either side, shrubs scattered along river.
with Emma E. Stewart

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: lower Cow Creek, 4.5 air mi NE of Ellis.
On lower steep slope, often in shrubs or on rubble.
with Joshua J. Irwin, Emma E. Stewart

U.S.A., Idaho, Custer County: Pahsimeroi Mountains: Lime Creek above Little Antelope Flat, from first major rock outcrop SE up hogback and series of ridges, ca 11-12 air mi SE of Challis.
Limestone outcrops.
with Emma E. Stewart

U.S.A., Utah, Summit County: [location and coordinates withheld]
New growth in old fire area; steep, west-facing slopes; some clay soils. Phenology: fruiting.

U.S.A., Montana, Beaverhead County: Blacktail Mountains: Weston Canyon, ca 11-12 air mi S of Dillon, ca 1-4 air mi N of Ashbough Peak.
Mixed coniferous forest on a ridge. Phenology: fruiting.

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
Moist sagebrush community. Phenology: fruiting.

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Ashley National Forest: Birch Creek, ca 6 air mi S of McKinnon, WY on east side of Forest Road 211.
T2N R17E S3 NW1/2
Moist creek bed. Phenology: flowering & fruiting.

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Ashley National Forest: Birch Creek, ca 6 air mi S of McKinnon, WY on east side of Forest Road 211.
T2N R17E S3 NW1/2
Semi-barren sandy slope. Phenology: flowering & fruiting.

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: Hole in the Rock, ca 8.5 air mi S of Lonetree; ca 2.6 road mi W of Hoop Lake Campground on north side of Hoop Lake Road.
T2N R16E S5 NE1/4
Extremely steep, loose shale slope in aspen and conifers; south aspect. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: [location and coordinates withheld]
West aspect, sandy soils, shale. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: West slope Laramie Range: ca 1.2 mi NE of U.S. Hwy 30, ca 3.2 air mi E of downtown Laramie.
Slopes above draw, sandy loam; with Elymus spicatus, Artemisia nova, Antennaria microphylla. Phenology: flowering.

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Sols Canyon, ca 8 air mi SW of Manila; 0.9 mi S on Forest Road 014.
Steep calcareous cliffs with hydrothermic altered clay soils. Phenology: flowering & fruiting.

U.S.A., Nevada, Elko County: Ruby Mountains: ca 18 air mi SSE of Jiggs.
T27N R57E S32; also S33
Rocky alpine slopes and summit; calcareous substrate.

U.S.A., Wyoming, Johnson County: Eastern Slope Big Horn Mountains: headwaters of Clear Creek and Crazy Woman River.
2. Arabis holboellii Hornem. var. pinetorum (Tidestr.) Rollins
Annotated by C. L. Porter in 1966.

U.S.A., Wyoming, Sublette County: Surveyor Park, Fremont Lake.
Dry roadside. Phenology: fruiting.
with Lois B. Payson

U.S.A., Wyoming, Sublette County: Pinedale.
Dry banks. Phenology: fruiting.
with Lois B. Payson

U.S.A., Wyoming, Sublette County: 20 mi W of Big Piney.
42.6079° N, 110.4778° W; NAD 83, uncertainty 2 mi., Digital Map
Stony, dry slopes. Phenology: fruiting.

U.S.A., Wyoming, Big Horn County: Big Horn Mountainbs: Tensleep Canyon, near Welch's Camp.
Stony, sandy flat. Phenology: fruiting.
with Ruth A. Nelson

U.S.A., Wyoming, Teton County: Yellowstone National Park: Madison River.
Phenology: flowering & fruiting.
with Elias Nelson

U.S.A., Colorado, Uinta County: Evanston.
Among the sage bushes on the flats. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Jackson Hole: near Spread Creek on the Elk Ranch.
43.7863° N, 110.5484° W; NAD 83, uncertainty 0.5 mi., Digital Map
In big sagebrush community. *should be ca 6800 ft* Phenology: flowering & fruiting.
with Mildred S. Reed

U.S.A., Wyoming, Sublette County: Western slope of the Wind River Range: Bridger National Forest: NE of Pinedale, on the upper end of the Skyline Road.
Open Pinus contorta forest. Common; corlla pale lavender. Phenology: flowering & fruiting.
with Marjorie W. Porter

U.S.A., Wyoming, Lincoln County: Star Valley: Strawberry Creek, ca 2 air mi W of Bedford; ca 11.5 air mi NNW of Afton.
Growing in grassy-rocky flood plain. Phenology: flowering.

U.S.A., Wyoming, Lincoln County: Star Valley: Strawberry Creek, ca 2 air mi W of Bedford; ca 11.5 air mi NNW of Afton.
Growing on rocky outcrops of old flood plain with scattered cottonwoods, Hackelia patens, and Arenaria serpyllifolia. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Star Valley: Strawberry Creek, ca 2 air mi W of Bedford; ca 11.5 air mi NNW of Afton.
Growing on rocky outcrops of old flood plain with scattered cottonwoods. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County:
T22N R118W S15; also S16
Rocky ridge with Erigeron nanus, Astragalus. Flowers lavender. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County:
Rocky ridge with Trifolium, Astragalus., Flowers white to lavender. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 5.3 air mi W of Fontenelle Dam.
Eroded clay slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Meeteetse Draw, 4.5 mi NW of Thermopolis.
Rock outcrop and shallow loamy range sites, with Koeleria, Artemisia tridentata, Poa sandbergii, Lewisia rediviva (bitterroot), Heleniuim hoopesii, Arenaria hookeri (sandwort), Phlox, Agropyron spicatum, Penstemon eriantherus, and Penstemon laricifolius. Common, but individual plants are usually solitary. Phenology: fruiting.

U.S.A., Wyoming, Uinta County: Ca 60 air mi SW of Pilot Butte, ca 50 air mi SW of Green River.
Associated with Pseudotsuga menziesii, Symphoricarpos oreophilus, Juniperus communis, and Saxifraga rhomboidea in loamy woodland. Phenology: flowering & fruiting.

U.S.A., Colorado, El Paso County: East-central Colorado: Mosquito Range to Plains: northwest end of Colorado Springs: Popes Bluffs, north end near intersection of Centennial and Vindicator.
Sandstone outcrops and grassy slopes. Phenology: flowering.
with Timothy W. Chumley

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: ca 6 air mi WNW of Canon City.
Pinyon-juniper woodland, streamside, and sandstone outcrops. Phenology: flowering & fruiting.
with Timothy W. Chumley

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: ca 13 air mi WNW of center of Pueblo at Swallows along the Arkansas River.
Breaks along river. Phenology: flowering & fruiting.
with Timothy W. Chumley

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: quarry 0.5 air mi NW of Wellsville.
Pinyon-juniper slopes, sandstone, and limestone outcrops. Phenology: flowering & fruiting.

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Alkali Gulch and gypsum mine, between North Fork South Platte River and the Arkansas, ca 3 air mi E of Howard.
Pinyon-juniper with sandstone, limestone, igneous extrusives, and metamorphics. Phenology: flowering & fruiting.

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: off Forest Road 207, on the banks and slopes above the South Platte River, ca 1/2 road mi N of USFS Happy Meadows Campground; ca 2-1/2 air mi N of town of Lake George.
Open field adjacent to the river. Phenology: flowering & fruiting.

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: from a seep at intersection of Forest Road 211 and Forest Road 540 to Corral Creek and surrounding uplands, ca 10 air mi N of town of Lake George.
On slopes with granitic outcrops in ponderosa pine. Phenology: fruiting.