Descurainia pinnata (1986)
BRASSICACEAE
Descurainia pinnata (Walter) Britton
U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: N side of Sheep Mountain, ca 1/4-1/2 mi S of County Road FU6.
Sagebrush-grassland community on limestone substrates.
Accession: (unaccessioned)

Descurainia pinnata (1986)
BRASSICACEAE
Descurainia pinnata (Walter) Britton
U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along north side of North Fork Shoshone River, ca 0.5 mi W of the mouth of Canyon Creek.
Elev. 5800 ft.
Sagebrush-grassland.
Accession: (unaccessioned)

Descurainia pinnata (1987)
BRASSICACEAE
Descurainia pinnata (Walter) Britton
U.S.A., Wyoming, Park County: [location and coordinates withheld]
In rocky, open sagebrush-grassland community. Phenology: flowering & fruiting.
Accession: RM 731009, Barcode: RM0008952

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/4 mi S of Willwood Road, ca 2 mi E of U.S. Hwy Alt 14; ca 12 mi SE of Powell.
Elev. 4800 ft.
Grassland with some Artemisia tridentata and with Bouteloua gracilis, Carex filifolia, and Stipa comata.
Accession: RM (unaccessioned)

U.S.A., Idaho, Fremont County: Snake River Plains: sand dunes N and E of Egin Lakes, ca 8 mi W of St. Anthony.
Elev. 4800 ft.
Sand dunes with Oryzopsis hymenoides, Elymus flavescens, Stipa comata, and Psoralea lanceolata.
Accession: (unaccessioned)

U.S.A., Wyoming, Teton County: Teton Range: J. D. Rockefeller Jr. Memorial Parkway: along Flagg-Ashton Road just W of Glade Creek, ca 6 mi SW of Flagg Ranch.
Moist meadow/marsh just E of road with Camassia quamash, Angelica pinnata, Deschampsia cespitosa, and Salix wolfii. Phenology: flowering.
Accession: RM 780633

U.S.A., Arizona, Yavapai County: Prescott.
Rock ledges. Phenology: flowering.
Accession: RM 132389

U.S.A., New Mexico, San Juan County: Aztec.
Phenology: flowering.
Annotations:
1. Descurainia pinnata (Walter) Britton
Annotated by Edward L. Greene.
Accession: RM 166466

U.S.A., Arizona, Gila County: Tonto National Forest: Three Bar Study Area.
T4N R10E S2
10% north slope, gravelly loam; in chaparral with Quercus turbinella, Cercocarpus sp, and Rharmnus crocea. Phenology: flowering & fruiting.
Annotations:
1. Descurainia pinnata (Walter) Britton
Annotated by Doris W. Hayes.
Accession: USFS 460315

U.S.A., Arizona, Mohave County: Vicinity of Lime Kiln Canyon road summit, ca 11 mi SSE of Mesquite, NV.
Pinyon/juniper/manzanita/Ceanothus/live oak community; sandy gravels, red soil; disturbed dry soil in duff under pinyon trees. Phenology: flowering & fruiting.
with J. E. Neese

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Ancha Bench, plot 3.
5% west slope; clay loam; common in chaparral with filaree, woolly clover and bloodweed. Phenology: flowering.
Annotations:
Annotated by Doris W. Hayes.
Accession: USFS 460317

U.S.A., New Mexico, Catron County: Datil National Forest: Luna Valley, L. Laney pasture.
T5S R20W S33
Level, gravelly clay loam; scattered in grassland. Phenology: flowering.
Accession: USFS 460319

U.S.A., New Mexico, Lincoln County: Gray.
Phenology: flowering.
1. Descurainia pinnata (Walter) Britton
Annotated by Edward L. Greene.
Josephine Skehan, 85. 5//1898.

U.S.A., Arizona, Coconino County: E of Flagstaff: along road to Walnut Canyon.
T21N R8N S14
Ponderosa pine-Cowania-juniper community. Phenology: flowering & fruiting.
with Judy Atwood

U.S.A., Arizona, Mohave County: Grand Canyon Parashant National Monument: Mud Spring and vicinity in Dansill Canyon at re-entry W of Andrus Canyon.
T32N R11W S11
Blackbrush, Acacia, Yucca, Lycium community in limestone gravels. Phenology: flowering & fruiting.
with M. Madsen

U.S.A., Arizona, Pima County: Sant Rita Range Reserve: Stone Cabin Canyon.
Rocky clay loam; wide over desert. Phenology: flowering & fruiting.

U.S.A., Arizona, Pinal County: Crook National Forest: Rock Creek, fork Pinto Creek.
Sand and gravel; in woodland with oak and annuals; very scattering on canyon bottoms. Phenology: flowering.

U.S.A., New Mexico, Sierra County: Datil National Forest: Gateless Area.
West slope, not abundant on loam. Phenology: flowering.

U.S.A., Wyoming, Park County: Bighorn Basin: along the south side of Buffalo Bill Reservoir, ca 10 mi SW of Cody.
Rocky, muddy shoreline (below highwater mark), dominant species include Rorippa calycina, Rumex crispus and Veronica peregrina var. xalapensis.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: Yellowstone National Park: ca 3/4 mi W of East Entrance; ca 1/8 mi N of U.S. Hwy 14, 16, & 20.
Mixed coniferous forest near waterfall.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along the south side of the North Fork Shoshone River, opposite Firefighters Memorial on U.S. Hwy 14, 16, & 20.
Sandbar dominated by Salix exigua.
Accession: RM 578761, Barcode: RM0008950

U.S.A., Wyoming, Park County: Southwestern Absaroka Mountains: Deer Creek Canyon, ca 3/4 mi W of canyon mouth; ca 44 mi SW of Cody.
Along trail on south side of canyon on open, rocky, steep south facing slope with scattered limber pine and Douglas fir. Associated species include Elymus spicatus, Oryzopsis hymenoides, et. al.
Accession: RM 579023, Barcode: RM0008951

U.S.A., Wyoming, Park County: Southeastern Absaroka Mountains: along Cascade Creek, ca 1 mi S of Kerwin; ca 23 mi SW of Meeteetse.
Rocky area around springs. Prominent species include Salix tweedyi and Saxifraga ondontoloma.

U.S.A., New Mexico, McKinley County: Manzano National Forest.
T13N R15W S18
Gentle southwest slope; deep sandy loam; common and fairly abundant in western yellow pine. Phenology: flowering & fruiting.

U.S.A., New Mexico, Grant County: Gila National Forest; Gila Center.
Phenology: flowering & fruiting.
Annotated by Elinor Lehto in 1981.
Accession: RMRS (unaccessioned)

U.S.A., Arizona, Gila County: Tonto National Forest: Three Bar Study Area.
T4N R10E S2
Phenology: flowering & fruiting.
Annotated by D. W. Hayes.
Accession: RMRS (unaccessioned)

U.S.A., Arizona, Gila County: Sierra Ancha National Forest; near Steep Slope lysimeters.
T5N R13E S12
Phenology: flowering.
Accession: RMRS (unaccessioned)

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Ancha Bench, plot 3.
Phenology: flowering & fruiting.

U.S.A., Arizona, Navajo County: 5 miles northwest of Heber; off of Forest Service Road 505; Mud Tanks study area; Unit 14.
Phenology: fruiting.
Annotated by H. D. Hammond.

U.S.A., no state, no county County: Tecachio de calero, summit.
Robert R. Humphrey, s.n.. 2/5/1931.

U.S.A., New Mexico, Grant County: Gila National Forest; Gila Center.
Annotated by Elinor Lehto in 1981.

U.S.A., no state, no county County:
Descurainia pinnata (Walter) Britton.

U.S.A., New Mexico, Grant County: Ft. Bayard Experiment Area.
Annotated by Elinor Lehto.

U.S.A., New Mexico, McKinley County: Zuni; Panteah Woodland study area.
Elev. 2100 m.
Phenology: fruiting.
Descurainia pinnata (Walter) Britton.

U.S.A., Arizona, Navajo County: 5 miles northwest of Heber; off of Forest Service Road 505; Mud Tanks study area; Unit 14-3.
Phenology: fruiting.
Descurainia pinnata (Walter) Britton.

U.S.A., Wyoming, Albany County: Laramie Plains: Hutton Lake National Wildlife Refuge: ca 10 air mi SW of Laramie.
Greasewood/grassland uplands. Phenology: fruiting.

U.S.A., Colorado, Jackson County: North Park: Arapaho National Wildlife Refuge: ca 3 air mi S of Walden.
Sagebrush-grassland uplands. Yellow flowers. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Lloyd's cabin.
T7S R29E S28
Stipa grassland on east facing slope. Phenology: flowering.

U.S.A., Montana, Ravalli County: Bitterroot National Forest: 3 mi rehabilitated area.
Slope 15% west; sandy clay loam soil; revegetated community; associated with knotweeds, Chenopodium (goosefoot), bugseed, thistle, and mustard. Flowers yellow-green. Phenology: fruiting.

U.S.A., Montana, Granite County: Near U. S. Hwy 10A, 21.5 mi W of Anaconda.
Reddish, gravelly soil. Phenology: fruiting.
with Kathryn W. Rollins and Aileen G. Roads

U.S.A., Wyoming, Sweetwater County: 2.5 mi NE of the Fontenelle Dam.
Elev. 2002 m.
Sagebrush flat. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Camp Guernsey: Cundall Ranch parcel; south end of transect ca 1.1 km due E of North Platte River, ca 2.9 km NW of Wendover Bend Ranch.
Elev. 1439 m.
Rolling; mixed grass prairie with scattered silver sagebrush; silty loam; with Bouteloua gracilis, Artemisia cana, Plantago patagonica, Lepidium densiflorum, Oenothera caespitosa, Hesperostipa comata, Opuntia polyacantha. Scattered; erect, taprooted, annual herb; 3 dm tall; corolla yellow. Phenology: flowering & fruiting.
with P. Block

Descurainia pinnata ssp. paysonii (1897)
Descurainia pinnata (Walter) Britton ssp. paysonii Detling
U.S.A., Wyoming, Sweetwater County: Point of Rocks. [County not given on label.]
Type Specimen: Paratype for Descurainia pinnata (Walter) Britton ssp. paysonii Detling. Amer. Midl. Naturalist 22: 515. 1939.
4. Descurainia pinnata (Walter) Britton ssp. paysonii Detling.
3. Descurainia longepedicellata (E. Fourn.) O. E. Schulz
Annotated by L. E. Detling on 6/16/1937. var. paysonii ined. 6-16-37 verbatim date.
2. Sophia filipes (A. Gray) A. Heller
Annotated by Leslie N. Goodding on 1//1903.
1. Sisymbrium canescens Nutt..

Descurainia pinnata ssp. paysonii (1897)
Descurainia pinnata (Walter) Britton ssp. paysonii Detling
U.S.A., Wyoming, Sweetwater County: Red Desert.
In sandy ravines. Phenology: flowering & fruiting.
Type Specimen: Paratype for Descurainia pinnata (Walter) Britton ssp. paysonii Detling. Amer. Midl. Naturalist 22: 515. 1939.
3. Descurainia pinnata (Walter) Britton ssp. paysonii Detling.
2. Descurainia longepedicellata (E. Fourn.) O. E. Schulz
Annotated by L. E. Detling on 6/16/1937. var. paysonii ined. 6-16-37 verbatim date.
1. Sophia sp..

Descurainia pinnata ssp. paysonii (1922)
Descurainia pinnata (Walter) Britton ssp. paysonii Detling
U.S.A., Wyoming, Sweetwater County: 20 mi E of Point of Rocks.
Dry sandy soil. Phenology: flowering & fruiting.
Type Specimen: Paratype for Descurainia pinnata (Walter) Britton ssp. paysonii Detling. Amer. Midl. Naturalist 22: 515. 1939.
3. Descurainia pinnata (Walter) Britton ssp. paysonii Detling.
2. Descurainia longepedicellata (E. Fourn.) O. E. Schulz
Annotated by L. E. Detling on 6/16/1937. var. paysonii ined. 6-16-37 verbatim date.
1. Sophia filipes (A. Gray) A. Heller.
with Lois B. Payson

U.S.A., Wyoming, Sublette County: Near Flockerts Ranch. [County not given on label.]
1. Sophia pinnata (Walter) Howell
Annotated by Aven Nelson.
with E. N. Wilcox

U.S.A., Utah, Grand County: Near Colorado River, Moab.
Rocky hillside. Phenology: flowering & fruiting.
1. Sophia filipes (A. Gray) A. Heller
. var. desertorum ined.

U.S.A., Idaho, Fremont County: Juniper Hills near Saint Anthony.
2. Descurainia pinnata (Walter) Britton ssp. filipes (A. Gray) Detling
Annotated by Thomas A. Bell in 1953. '53 verbatim date.
1. Sophia gracilis Rydb..

U.S.A., Idaho, Fremont County: Juniper Hills near Saint Anthony.
1. Sophia gracilis Rydb..

Descurainia pinnata var. brachycarpa (1997)
Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald
U.S.A., Colorado, Las Animas County: Southeastern Colorado: Trinidad Lake State Recreation Area: in the hills above the northwestern shore of Trinidad Lake in the developed campground, ca 5 air mi ESE of Trinidad.
On rocky slopes in pinyon-juniper. Phenology: flowering & fruiting.

Descurainia pinnata var. brachycarpa (1997)
Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald
U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: South Park: at eastern boundary of Muddy Springs State Wildlife Area, on access road ca 1 air mi W of Elkhorn or County Road 15, ca 5.5 mi N of intersection with U. S. Hwy 24; ca 7 air mi NE of Hartsel.
Roadside in Artemisia frigida-Bouteloua gracilis grassland. Phenology: flowering & fruiting.
with Irene Thien

Descurainia pinnata var. brachycarpa (1997)
Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald
U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Stinkhole Draw and ridges to NE, ca 16.5 air mi N of Sinclair; ca 17.5 air mi NE of Rawlins.
Ridge with flat sandy areas and sandstone outcrops. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald
Annotated by Amy J. Roderick.
with Amy J. Roderick

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Sagebrush shrubland up to montane meadows with Astragalus and Oxytropis. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Northern Absaroka Area: Ishawooa Creek Pack Trail, Ishawooa Hills.
Barren to grassy slopes and some wet spots. Phenology: fruiting.
with Jim Fowler

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: on the divide between Cottonwood and Horse creeks along Cheyenne River Road and S, ca 39.5 air mi SW of Newcastle.
Sandy slopes and bottom of gully. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald
Annotated by Peter J. Ebertowski.
with Peter Ebertowski

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: The Dry Lake off Keyton Creek or Forest Road 937, ca 45 air mi SW of Newcastle; ca 25.5 air mi NNE of Bill.
Flats and bank adjacent to the playa. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald
Annotated by Peter J. Ebertowski.
with Peter Ebertowski

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: N of Keyton Creek off Keyton Creek or Forest Road 937, ca 47 air mi WSW of Newcastle; ca 23 air mi NNE of Bill.
Sagebrush-grassland. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc.
Annotated by Peter J. Ebertowski.
with Peter Ebertowski

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Lake Creek and area to the E, ca 14 air mi NE of Bill; ca 46 air mi NNE of Douglas.
Greasewood flats above the creek. Phenology: fruiting.
1. Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Forest Road 913 ca 1 air mi SW of Cedar Knoll, ca 25 air mi ENE of Upton.
Stony knoll, clay slopes, and draws with scattered sagebrush. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc.

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

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: Sand Creek, ca 2 air mi SW of summit of Bear Mountain.
Along stream through sand dunes. Phenology: fruiting.
Annotated by Amy J. Roderick.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: on Jenney Trail Road above and N of Lonetree Creek, ca 15 air mi NW of Bill; ca 25 air mi S of Wright.
Grassland and sagebrush/grassland. Phenology: flowering & fruiting.
Peter J. Ebertowski, 103. 6/16/2002.
with B. E. Nelson

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills around gravel pit on two-track road off of School Creek or Forest Road 968, ca 17 air mi SE of Wright; ca 42 air mi SSE of Gillette.
Hills with stoney soil in grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: badlands SW of Antelope Creek, on two-track road, ca 34 air mi NNE of Gillette; ca 37 air mi NNW of Moorcroft.
Mosaic of sagebrush grassland, grassland and clay balds. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: hills forming southwest portion of Archie Draw on Forest Road 962, ca 13 air mi ENE of Bill; ca 26 air mi NW of Lance Creek.
Wyoming big sagebrush grassland intermixed with yucca. Phenology: fruiting.
Peter J. Ebertowski, 4158. 6/2/2003.

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.
Hilly sagebrush grassland. Phenology: flowering & fruiting.
Peter J. Ebertowski, 4433. 6/8/2003.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills SE of and draining to Dry Forks Spring Creek on two-track off York or Forest Road 900, ca 30 air mi NNE of Gillette; ca 32 air mi NW of Moorcroft.
Stipa comata - Koeleria grassland with patches of Schizachyrium. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: hills between Philips Draw and Dugout Creek immediately W of train tracks, ca 12 air mi NW of Bill; ca 27 air mi SSE of Wright.
Wash with grassy floor. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: tributary of Spoon Creek, on County Road 49, ca 6 air mi SW of Osage; ca 14 air mi SSE of Upton.
Grassy wash. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Piney Canyon on Piney Canyon or County Road 69, ca 22 air mi ESE of Wright; ca 48 air mi WSW of Newcastle.
Hills and ravines of ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge immediately NE of Beaver Creek, on Upton - Fairview or County Road 59, ca 3 air mi S of Upton; ca 25 air mi NW of Newcastle.
Sagebrush grassland with rocky clay patches. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: southern edge of Buck Creek Hills, on Meridian or County Road 17, ca 24 air mi N of Lusk; ca 13 air mi ENE of Lance Creek.
Grassland with widely spaced yucca. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills W of Dry Creek, on Forest Road 913, ca 8 air mi NE of Upton; ca 25 air mi NW of Newcastle.
Grassland in heavy clay soil with scattered Wyoming big sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills N of Cheyenne River on County Road 55, ca 39 air mi ESE of Wright; ca 34 air mi SW of Newcastle.
Sagebrush grassland, Bouteloua gracilis abundant. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: low hills N of Little Thunder Creek and Hansen Draw, on gravel road near gas processing plant, ca 21 air mi E of Wright; ca 44 air mi W of Newcastle.
Sagebrush grassland, Bouteloua gracilis abundant. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills N of confluence of North Fork Duck Creek and Duck Creek, off dirt road to Dickinson Ranch, ca 39 air mi NNE of Gillette; ca 39 air mi NNW of Moorcroft.
Ravine slope with Rocky Mountain juniper and low shrubs. Phenology: flowering & fruiting.

U.S.A., Montana, Park County: [location and coordinates withheld]
Grassland with a few scattered Juniperus scopulorum and with Stipa comata, Carex filifolia, Bouteloua gracilis, and Zigadenus venenosus. Phenology: flowering & fruiting.

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.

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along the north side of Fourmile Creek, 37 mi SW of Big Timber.
Dry-mesic meadow opening with Microseris nutans, Hackelia micrantha, and Carex hoodii. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: major tributary of Third Sand Creek S of Second Sand Creek, ca 6.6 air mi NNE of Elk Mountain townsite; ca 12 mi SE of Hanna.
Rolling sagebrush steppe with rough breaks. Phenology: flowering & fruiting.
with B. E. Nelson

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: vicinity of Archuleta Canyon, Forest Road 653, 11 air mi SSE of Pagosa Springs.
Xeric southeast-facing slope. Phenology: fruiting.

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: La Garita Wilderness: Trailhead 783-912, Forest Road 744, Saguache and Halfmoon creeks, ca 16 air mi NE of Creede.
Aspen/spruce forest in canyon on dry east-facing slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Gore Range: ca 1 mi W of the Denver and Rio Grande Western Railroad and Radium.
Disturbed area. Phenology: flowering & fruiting.

U.S.A., Colorado, Grand County: Gore Range: ca 2 air mi NE of Radium and ca 9.5 air mi SW of Kremmling, ca 1 mi W of the Colorado River.
Sandy drainage gully. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Steep south facing slope with grasses and sagebrush; sandy, rocky soil. Phenology: flowering & fruiting.
Accession: 674900

U.S.A., Wyoming, Sweetwater County: Washakie Basin: steeply tilted sandstone ridge E of Richards Gap.
Extensive sandstone outcrops with Juniperus osteosperma, Pinus edulis and P. ponderosa, and sagebrush-grassland on slope. Phenology: flowering & fruiting.
with Keith H. Dueholm

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: off west side of County Road 11 just above Colorado River, ca 2.5 air mi NE of State Bridge.
Mixed sagebrush steppe and pinyon-juniper woodland on east aspect of clay and volcanic derived soil. Phenology: flowering & 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, Washington County: Payette National Forest and Vicinity: Hitt Mountains: along 4WD trail at the top of Neil Gulch, just N of Arrowhead Spring, ca 17 air mi NW of Cambridge; ca 19 air mi NW of Midvale.
Pinus ponderosa plantation (approx. 25 yrs old) in mixed conifer forest. Phenology: flowering & fruiting.
with Denise L. Fairbanks

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains: Boundary Trail, just S of Grizzly Basin, ca 8 air mi N of Cambridge; ca 13 air mi W of Council. Also SE/14
Mostly south-facing slopes along fence line with moist drainages. Phenology: flowering & fruiting.
with Phillip G. Lawrence

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: Pony Meadows, ca 5 air mi S of Warren; ca 18 air mi WNW of Big Creek Guard Station.
Roadside wet meadows. Phenology: flowering & fruiting.
with Erin Peters

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: southern end of Rock Creek Ridge, ca 3/4 mi NNE of Gooseberry Spring, ca 16 air mi SSE of Cokeville; ca 19 air mi WNW of Kemmerer.
Gullies and small basins with sagebrush among limestone-clay slopes of Cercocarpus and little else. Phenology: flowering & fruiting.
Annotated by Thomas Cramer.
with C. H. Refsdal

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 3 air mi NNE of Crawford.
Juniper and aspen shrubland (Atriplex). Phenology: flowering & fruiting.
Accession: 721053

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4 air mi NNE of Crawford.
Pinyon and juniper. Phenology: fruiting.
Accession: 721096

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 5 air mi NNE of Crawford.
Pinyon-juniper and oak scrub. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: below Signal Peak, ca 3 air mi NE of Gunnison.
Ridge leading up to peak. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Elephant Hill, west portion, ca 2.5 air mi ESE of Paonia.
Squaw-apple, serviceberry, mountain mahogany, and juniper zone below and sparsely vegetated shale slopes above with some pinyon-juniper. Phenology: flowering & fruiting.
Annotated by Kevin J. Taylor.
with Kevin J. Taylor

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

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

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

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 2 air mi NW of Crawford.
Sagebrush and saltbush hills. Phenology: flowering & fruiting.

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

Pinyon pine and juniper forest; Cercocarpus and Amelanchier. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4 air mi NW of Crawford.
Sagebrush and saltbush meadow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Terrace above East Fork-Sage Treatment Area: ca 8.5 air mi ENE of Dubois; on 2-track 0.6 mi from main East Fork Road to old fence line; along closed 2-track/old fence line ca 0.5 mi S to row of posts.
Artemisia tridentata var. wyomingensis bladed in rows. Plot 93084 SW, NW, NW
Annotated by Stuart Markow.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: breaks ca 12.5 air mi ESE of Oelrichs.
Clay flats below the breaks. Phenology: flowering & fruiting.
Annotated by Grace M. Kostel.
with Grace Kostel

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: along South Branch Blacktail Creek, ca 10.5 mi ESE of Oelrichs.
Stream bottom and adjacent banks. Phenology: flowering & fruiting.
Annotated by Grace M. Kostel.
with Grace Kostel

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ridge N of School Section Creek, ca 2.5 air mi E of Windy Butte, ca 6.5 air mi NE of Oelrichs.
Stony slopes of a small butte. Phenology: flowering & fruiting.
Annotated by Grace M. Kostel.
with Grace Kostel

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: Carlsen Butte, ca 8.5-9 air mi N of Crawford.
Grasslands with some badlands on the slopes and draws. Phenology: fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: along Horsehead Creek, ca 3 air mi W of U.S. Hwy 385, ca 9 air mi SSW of Oelrichs.
Flats above the stream. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: near the head of Mule Creek, ca 5.5 air mi E of Ardmore; ca 19 air mi SW of Oelrichs.
Stony clay grassland slopes. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: between Forest Road 7009 and a tributary of South Fork Alkali Creek, ca 16 air mi W of Ardmore; ca 20 air mi SSW of Edgemont.
Grasslands and draws. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ridge and buttes between Oat and Brush creeks, ca 0.5 mi N of Nebraska and 1-1 1/4 mi E of Wyoming, ca 23 air mi SE of Edgemont.
Bottom and lower slopes of swale. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4.5-5 air mi SE of Wall, 2-2.5 mi S of I-90, channel draining into Whitewater Creek..
Grass uplands.. Phenology: flowering & fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SE of Hermosa.
Draw of clay soil. Phenology: flowering & fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 22-22.5 air mi NNW of Crawford and 2 mi E of NE Hwy 71 and NE Hwy 2.
In alkaline draw and adjacent slopes of clay soils. Phenology: flowering & fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: 22 air mi NE of Buffalo Gap, on the banks of the Cheyenne River.
Banks of river, Populus deltoides/Panicum virgatum plant community in sandy soil. Phenology: flowering & fruiting.
with Beth A. Burkhart

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 15 air mi SSW of Edgemont off Forest Road 7012.
On grassy upland and plant diverse areas of moisture collection, ridge "edge" slumps. Phenology: fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi SSW of Edgemont in drainage 1 mi S of Hay Draw.
Clay soil. Phenology: fruiting.

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

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

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 14.5-15 air mi ENE of Hermosa and 4 air mi WSW of Railroad Buttes.
On ridge of rock and gravel. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 3.5 air mi ESE of Wall and 0.5 mi S of U.S. Hwy 14 on Cottonwood Creek.
In Pascopyrum smithii/Nassellus viridula plant community and grass upland on north side of creek in silty soil. Phenology: flowering & fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 16.5-17 air mi SSE of Hermosa and 13 air mi ESE of Fairburn.
On flat mesa top in a prairie dog town. Phenology: flowering & fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SE of Hermosa and 1.5-2 mi NNW of Red Shirt and 1-1.5 mi W of SD Hwy 40.
In draws and on ridge tops. Phenology: flowering & fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 20 mi SSE of Hermosa, next to the Cheyenne River.
In sandy soil on river banks. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 16.5 air mi ENE of Hermosa and 0.5 mi W of County Road 121.
On butte and butte slopes of clay and gravel soil. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 17 air mi ENE of Hermosa and 1.5 mi E of County Road 121.
On steep Juniperus scopulorum rock slopes. Phenology: fruiting.

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

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10.5-11 air mi ENE of Smithwick and 4 mi N of County Road 1.
On livestock dam. Phenology: fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: between Shorty Draw and French Creek, ca 9 air mi E of Fairburn and 14.5 air mi SE of Hermosa.
Agate bed. Phenology: flowering & fruiting.
Annotated by Hollis Marriott on 11//2020.
with B. E. Nelson

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10.5-11 air mi ENE of Smithwick.
On ridge slumps of silty soils in Yucca glauca plant community. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: S of U.S. Hwy 18, ca 5 air mi WSW of Edgemont.
Grassy upland area around draws. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: canyon N of Moss Agate Creek ca 0.5 - 1 mi S of County Road 9C, 10.5 -11 air mi NW of Edgemont.
Grassy upslope. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SW of Edgemont at junction of Forest roads 7009 and 7011.
On shale sideslope grading into silt. Phenology: fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 9 - 9.5 air mi WSW of Edgemont and 1.5 mi W of County Road 8.
Draw sides and slopes. Phenology: flowering & fruiting.

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

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi WNW of Edgemont and 2.5 air mi N of U.S. Hwy 18 in side drainage of Moss Agate Creek.
Side drainage of creek; banks and ridge tops are gravel, sand and clay. Phenology: fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 32 air mi NW of Crawford and 2 mi W of Edgemont Road on Forest Road 930.
On ridge W of draw; gravel and rock soils. Phenology: flowering & fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 35 air mi NW of Crawford.
In livestock exclosure around dry dam. no a and b numbers Phenology: flowering & fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 36 air mi NW of Crawford and 1/4 mi E of Wyoming and W of Forest Road 917.
In silt soils. Phenology: flowering & fruiting.

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

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SSE of Wall.
In a prairie dog town, soils are heavy clay. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 19.5-20 air mi SSW of Wall.
On a mesa top and northeast facing slopes, soils are sand. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8.5-9 air mi SSE of Wall in Conata Basin.
Badlands floodplain of deep white clay soil. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9 air mi ESE of Scenic and 1 air mi S of SD Hwy 44 on Bouquet Table.
In a Hesperostipa comata upland plant community in silt-loam soils at edge of table overlooking badlands floodplain. Phenology: fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 9 air mi SE of Ardmore, South Dakota and ca 1-1.5 air mi due S of South Dakota.
In Nassellus viridula plant community on gentle rolling uplands of silt soil. Phenology: fruiting.

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 17-17.5 air mi ESE of Ardmore, South Dakota and ca 2.5 air mi due S of South Dakota.
In Nassellus vividula plant community on gentle rolling uplands of silt soil. Phenology: fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 18 air mi SE of Ardmore, South Dakota and at southeast corner of junction of Neb Hwy 71 and Forest Road 909.
In rolling prairie uplands of silt soil. Phenology: fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 4.5-5 air mi SE of Cottonwood on Forest Road 7178, S of County Road 26.
In drainage course between two reservoirs, soils are silty clay. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: near Cottonwood Creek, ca 11 air mi ESE of Wall on an abandoned county roadbed now known as Forest Road 7117.
In side drainage of creek in soils of silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 4 air mi due W of Cottonwood on an abandoned county road now known as Forest Road 7117.
Soils are silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 1.5 air mi due S of Cottonwood on County Road CH8.
Soils are silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 4 air mi due S of Cottonwood on County Road CH8.
Soils are silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 3 air mi SW of Cottonwood on County Road CS24.
On rolling prairie uplands in silty loam soils. Phenology: fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi due W of Cottonwood.
On abandoned county road in gravel and sand hilltop. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi SW of Cottonwood.
On grass covered butte, soils are gravel and silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 3 air mi SSW of Cottonwood.
On grass covered butte, soils are gravel and silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 5 air mi SSE fo Cottonwood.
On grass covered butte, soils are gravel and silty loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 5-5.5 air mi SSE of Quinn, just W of County Road and 1 mi SSW of Street Hill.
In a floodplain of heavy wet clay soil. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: N of Whitewater Creek, ca 11-11.5 air mi SE of Wall and just W of County Road.
On banks and slopes north of the creek, soils are silt to silty clay. Phenology: fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi ESE of Cottonwood.
On gently rolling prairie uplands in soil depressions that have "slumped" down slope, soils are silty loam. Phenology: fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi ESE of Cottonwood.
On gently rolling prairie uplands, soils are gravel and silt loams. Phenology: fruiting.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 10-10.5 air mi SE of Cottonwood.
On gently rolling prairie uplands, soils are gravel and silt loams. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity.
On a badlands clay shelf sloping into a deep-cut drainage, soils are heavy white clay. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7.5 air mi SE of Farmingdale.
Rock ledges of bluffs, north aspect, overlooking deep drainage; soils are rock, gravel, and silt eroding into clay. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SE of Farmingdale.
Rock ledges of bluffs overlooking deep drainage, north aspect; soils are rock, gravel, and silt eroding into clay. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Farmingdale.
Rocky ledges of bluffs overlooking a deep drainage, north aspect; soils are rock, gravel and silt eroding into clay. Phenology: fruiting.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 9.5-10 air mi SE of Farmingdale and 1 air mi SE of Berner Dam.
In rock beds of rocky, heavy clay soil with iron present. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi ESE of Farmingdale and 1.5 air mi due S of SD Hwy 44.
On rocky uplands eroding into shale drainages. Phenology: fruiting.

U.S.A., New Mexico, Union County: Black Mesa: near Oklahoma.
Mesa sides. Phenology: flowering.

U.S.A., Wyoming, Washakie County: Bighorn Basin: reservoir on North Fork Buffalo Creek just S of Big Cedar Ridge along Blue Bank or BLM Road 1411, ca 11.5 air mi WNW of Big Trails; ca 25 air mi SE of Worland.
Shoreline and below high water line of reservoir. Phenology: flowering & fruiting.
with Luanne Lum

U.S.A., Wyoming, Washakie County: Bighorn Basin: between Sand Point and Blue Bank Draw, ca 1 3/4 air mi S of Nowater or BLM Road 1404, ca 15 air mi WSW of Big Trails; ca 30 air mi SE of Worland.
Swales and more moist areas on slopes. Phenology: flowering & fruiting.
with Luanne Lum

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 54 at Brokenback Creek, ca 6.3 air mi NW of Ten Sleep and ca 26.5 air mi ENE of Worland.
Acer and Salix with rose and grasses in the upland areas transitioning to sagebrush with grasses and cacti. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 4, ca 4 air mi NE of Thermopolis, E of the Big Horn River.
Juniper woodland on sandy soil and rock outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1435, ca 4 air mi WSW of Ten Sleep.
Sagebrush on sandy soil. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: on mining road across from Nature Conservancy Preserve.
Mesa and slopes, Morrison formation, with pinyon and juniper. Phenology: fruiting.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Spring Creek Mesa, on bench between San Miguel Canyon and Spring Creek Mesa, north side of County Road U18, ca 1 air mi E of Uravan.
Level area with scattered pinyon and juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Wildcat Trail #640, S from Colo Hwy 141; ca 1 air mi W of Unaweep Divide.
With oak, pinyon, juniper, sage, and mountain mahogany. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 3 mi SW of Weiser Knoll; ca 15 air mi SSE of Lander.
Rocky meadow on limestone. Phenology: flowering & fruiting.
Accession: USFS 844770, Barcode: USFS0026798

U.S.A., New Mexico, Catron County: Mogollon Mountains: Gila National Forest: near Willow Creek.
T10S R17W S33
Igneous PM: growing in disturbed moist sites. Phenology: flowering & fruiting.
Annotated by Ronald L. Hartman in 2006.
1.
Annotated by James Grimes in 2006.
with John S. Shultz

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: small unnamed canyon, W of Slick Rock gas station, off County Road
Pinyon-juniper zone with Rosa, Ephedra and Cercocarpus in cryptogamic soil; rimrock pavement and sandstone. Phenology: flowering & fruiting.
with Marie Rambo

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 21 air mi NNW of Cortez, adjacent to Hovenweep National Monument; bike trail off County Road 10, NE of Square Tower Ruins.
Pinyon-juniper zone with antelope brush and Artemisia in cryptogamic soil and rimrock pavement. Phenology: flowering & fruiting.
with Marie Rambo

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Wild Steer Mesa, off County Road FF16 to County Road EE16, ca 15 air mi SW of Nucla.
North-facing pinyon-juniper-sagebrush hill and mesa top. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Wedding Bell Mountain, 14 air mi SW of Nucla on County Road U29.
Pinyon-juniper, Artemesia, greasewood, Atriplex on sloped area facing west and disturbed from past mining. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Wild Steer Mesa, County Road FF13, ca 17 air mi WSW of Nucla.
Pinyon-juniper, Purshia, Amelanchier, and Ephedra on cryptogrammic soil, southwest facing ridge. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Paradox Valley Area, Calf Springs, County Road DD15 and County Road FF13, ca 16 air mi W of Nucla.
Pinyon-juniper, Salix, Tamarisk, recently grazed on southwest facing slope. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Upper Little Gypsum Valley, County Road 115 and County Road GG6, ca 22 air mi WSW of Naturita.
Pinyon-juniper, Cercocarpus, Purshia, and Stipa on west-facing slope with cryptogrammic soil. Phenology: fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: County Road 19.Q, ca 1.5 mi SE of Colo Hwy 141, ca 15 air mi S of Naturita in Disappointment Valley at Larson Spring.
Scattered juniper, rabbitbrush, Stipa, Bromus, and Artemesia on a southwest facing slope. Phenology: fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: ca 15 air mi NE of Dove Creek, Disappointment Valley, County Road 19.Q, Dawson Draw.
Pinyon-juniper, Artemesia, and oak on north facing slope of an old burn site. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Sweetwater River Canyon, ca 34 air mi SE of Lander.
Along river banks. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Wetlands and Adjacent Areas: Spotted Horse Creek, ca 16 air mi NNE of Arvada; ca 56 air mi E of Sheridan.
Dry sandy flood plains and hillsides. 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: flowering & fruiting.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: near Sevenmile Creek at the old mine off Forest Road 225, 2 mi N of Rustic; ca 26 air mi NW of Fort Collins.
Dry south facing slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Foothills of the Laramie Range: near Crystal Reservoir.
41.1535° N, 105.2034° W; NAD 83, uncertainty 0.75 mi., Digital Map
Common, dry grassland, granitic soil. Phenology: flowering & fruiting.
with Marjorie W. Porter

U.S.A., Wyoming, Crook County: Devils Tower National Monument: Devils Tower Campground.
44.5817° N, 104.7061° W; NAD 83, uncertainty 0.5 mi., Digital Map
Sandy soil among cottonwoods in bottomland. Phenology: flowering & fruiting.
with Marjorie W. Porter

U.S.A., Wyoming, Lincoln County: Overthrust Belt; Crawford Mountain, 6 air miles southwest of Sage, on west side of Bridger Creek.
Occasional in patches on limestone pavement, with Elymus spicatus, Astragalus spatulatus, Hymenoxys acaulis. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: ridge just E of Wall Creek, ca 1.5-2.0 mi N of U.S. Hwy 14, 16, & 20.
Open sagebrush/grassland community, dominant species include Artemisia nova, Stipa comata, and Agropyron spicatum. Phenology: fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/2-3/4 mi SW of Wyo Hwy 294, ca 12 mi NW of Powell.
Badland bluffs in sagebrush-saltbrush-grassland. Phenology: flowering & fruiting.
Annotated by Ronald L. Hartman in 1998.

U.S.A., Wyoming, Carbon County: Haystack Mountains, N of Sinclair.

U.S.A., Wyoming, Natrona County: North Platte River Valley: South Fork Casper Creek.
Sarcobatus vermiculatus stand on mixed alluvium on first terrace above stream floodplains. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Hills.
Steep brush slopes. *collection. Phenology: flowering & fruiting.
J. Francis Macbride, 2351a. 6/15/1913.

U.S.A., Wyoming, Albany County: Laramie.
Sandy draws. Phenology: flowering & fruiting.
J. Francis Macbride, s.n.. 6//1913.

U.S.A., Wyoming, Big Horn County: 5 mi NE of Kane.
Juniper community. Phenology: flowering & fruiting.
Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc.
Annotated by Robert D. Dorn in 1986.

U.S.A., Wyoming, Campbell County: Powder River Basin: Dead Horse Creek.
Elymus smithii/Bromus tectorum/Stipa viridula grassland with sparse Artemisia cana on silty-clay stream terrace. Phenology: flowering & fruiting.
with Steve Kettler

U.S.A., Wyoming, Platte County: Camp Guernsey: Baldy Mountain, ca 3.8 km E of North Platte River. To 509200 4696000.
Common in pine/juniper woodland and upland Artemisia shrubland on rocky slopes and ridgetops of limestone cobbles to sandy loam with sandstone cobbles with Artemisia nova, Hymenoxys acaulis, Juniperus scopulorum, Pinus ponderosa, and Poa spp. Phenology: flowering & fruiting.
Patricia P. Douglas, 198. 6/14/1995.
with B. E. Nelson, C. Popoliziio, R. M. Smith

U.S.A., Wyoming, Sheridan County: Hills E of Sheridan.
Sage slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Alcova Reservoir: ca 1 air mi S of Alcova Dam.
Northeast shoreline of reservoir, open canopy banks of reservoir; soil crumbly shale-mudstone or gypsum, heavily eroded. Phenology: fruiting.

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

U.S.A., Colorado, Moffat County: North-central Colorado: ca 18 air mi N of Craig.
Sagebrush slopes and streams. Phenology: flowering & fruiting.
Annotated by B. E. Nelson.

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Yellowstone National Park: ca 10 air mi NNW of Evans Lake, ca 15 air mi NE of Moran.
Meadow surrounded by spruce-fir forest.

U.S.A., South Dakota, Lawrence County: Lower Spearfish Canyon.
West-facing slope; open yellow pine association; xero-mesophytic. Phenology: flowering.
Annotated by LeRoy E. Detling in 1937.

U.S.A., South Dakota, Jackson County: Bad Lands: Cedar Canyon, Interior.
T3S R18E S26
South-facing cliffs along Great Wall; red cedar association. Phenology: flowering.
Annotated by LeRoy E. Detling in 1937.

U.S.A., South Dakota, Harding County: West Short Pine Hills.
Annotated in 1937.

U.S.A., Colorado, no county County: Rio Grande National Forest.
Clay loam. Phenology: fruiting.

U.S.A., Colorado, Moffat County: Dinosaur National Monument: The Seeps: East Serviceberry Draw: along the Mantle Ranch Road.
T6N R102W S23 SW1/4 of SW1/4 of SW1/4
Common along drainage and road in sandy-gravelly soil of gentle north exposure with Pinus, Juniperus and Artemisia tridentata in Moenkopi Formation. Phenology: fruiting.

U.S.A., Colorado, Moffat County: Dinosaur National Monument: Zenobia Basin: ca 0.5 mi NE of Bassett Cabin; east slope of Douglas Mountain.
Common on sandy soils of gentle west slope with Populus tremuloides, Symphoricarpos, Artemisia and Amelanchier in Uinta Mountain Group Formation. Phenology: fruiting.

U.S.A., Colorado, Saguache County: Rio Grande National Forest: Geban Creek: 1.5 km above Forest Road 650.
T42N R3E S12 NE1/4 of NW1/4
In exposed silt mud behind a beaver pond on a northeast aspect, 5% slope, with Salix. Phenology: flowering.

U.S.A., Colorado, Prowers County: La Mar.
River bottoms. Phenology: fruiting.

U.S.A., Colorado, Chaffee County: Salida.
Common along hillsides. Phenology: flowering & fruiting.
with F. S. Earle and S. M. Tracy

U.S.A., Colorado, Conejos County: Los Pinos.
Annotated by C. L. Porter.

U.S.A., Colorado, Montrose County: Cimarron.
Annotated by LeRoy E. Detling.

U.S.A., Colorado, Larimer County:
Plains. Phenology: flowering & fruiting.
Annotated by Howell.

U.S.A., Colorado, Montezuma County: In Mancos along RR Track.
Common in lower valley area. Phenology: fruiting.
Annotated by LeRoy E. Detling.
with F. S. Earle and S. M. Tracy

U.S.A., Colorado, Las Animas County: Mesa de Maya Region.
Embankment above dry creek with Celtis reticulata and Marrubium vulgare. Phenology: flowering & fruiting.
with Colin Deihl

U.S.A., Colorado, Weld County: Along Union Pacific Railroad.
Riverbed. Phenology: fruiting.
Annotated by LeRoy E. Detling.

U.S.A., Colorado, Teller County: Near Florissant.

U.S.A., Colorado, Boulder County: Mouth of Boulder Canyon, near Boulder.
1.
Annotated by Aven Nelson.
Francis Ramaley, 699. 6/3/1901.

U.S.A., Colorado, Boulder County: Near Boulder.
Francis Ramaley, a.176. 6/1/1900.

U.S.A., Colorado, Boulder County: St. Vrain Creek.

U.S.A., Colorado, Larimer County: Fossil Creek.
Valley. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Badger Wash Experimental Area.
Salt desert shrub. Phenology: fruiting.
Annotated by Harold D. Harrington.

U.S.A., Colorado, Weld County: Windsor: Osterhout's garden.

U.S.A., Colorado, Weld County: New Windsor.

U.S.A., Colorado, Baca County: Springfield.

U.S.A., Colorado, Weld County: Windsor.

U.S.A., Colorado, Weld County: Windsor.
George E. Osterhout, 6861. 6/5/1927.

U.S.A., Colorado, Las Animas County: Brantly Canyon.

U.S.A., Colorado, Lake County: Leadville.
George E. Osterhout, 782. 6/28/1895.

U.S.A., Colorado, Montezuma County: Montezuma Forest Reserve.

U.S.A., New Mexico, San Juan County: Four Corners.
Frequent in sand among junipers. Phenology: flowering.
Annotated by C. L. Porter.

U.S.A., Colorado, Rio Blanco County: 1.6 mi SSE of junction of Trail Canyon and Duck Creek.
T1N R99W S35 SW1/4 of NE1/4 of SE1/4 of SW1/4
Sandy loam of Uinta Formation of east-facing slope with Oryzopsis, Pinus and Juniperus. Phenology: flowering & fruiting.
with M. Waters.

U.S.A., Colorado, Boulder County: Boulder.
Jennie M. Archibald, a.161. 5//1900.

U.S.A., Colorado, El Paso County: Colorado Springs.
Marcus E. Jones, s.n.. 6//1878.

U.S.A., Colorado, Larimer County: Horsetooth Gulch.

U.S.A., Colorado, Arapahoe County: Near Denver.
Plains. Phenology: flowering.
with F. K. Vreeland

U.S.A., Colorado, Huerfano County: Hills, southeast of LaVeta.
Hills. Phenology: flowering.
with F. K. Vreeland

U.S.A., Colorado, Huerfano County: Cuchara Valley: near La Veta.
Annotated by C. L. Porter.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest: San Antone pasture.
Scattered on southeast slope in sandy loam. Phenology: fruiting.

U.S.A., Colorado, Moffat County: Dinosaur National Monument: NW of West Cactus Flat.
T6N R100W S20 NW1/4 of SE1/4 of NE1/4
Common on barren sandy sites in recently burned Pinus eduilis/Juniperus stand. Phenology: flowering & fruiting.
with B. Neely

U.S.A., Colorado, Boulder County: City of Boulder Open Space Lands; NCAR Mesa area.
On mesa with Yucca glauca, Castilleja sessiliflora, Lomatium orientale and Eriogonum alatum. Phenology: flowering & fruiting.

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

U.S.A., Colorado, Baca County: Bottomland of Carrizo Creek.
Dry silt-like soil. Phenology: fruiting.
with R. C. Witmann

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: North Fork Leeds Creek coming off Rock Creek Ridge, ca 11 air mi SSE of Cokeville; ca 26 air mi NW of Kemmerer.
Stony lower sagebrush slope near the stream. Phenology: flowering & fruiting.
with Russ Nelson

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Coyote Meadows, ca 11 air mi E of Lamont, Idaho.
Lodgepole pine forest with meadow and marshy area.
with Rafael Molina

U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: U.S. Hwy 26, Blowout Canyon, ca 10 air mi NW of Alpine, Wyoming.
T1S R46E S31
Forest with some conifers (Pinus, Picea, Pseudotsuga) and Populus and adjacent open slopes dominated by forbs and shrubs (Amelanchier, Symphoricarpos, Prunus).

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: along Modoc Creek, 2 air mi S of National Forest boundary, ca 22 air mi NW of Dubois.
T13N R35E S4; also S9
Canyon with mostly Artemisia, many forbs and grasses.

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: off Sage Creek Canyon opposite Hillbilly Mountain, ca 6.5 air mi S of Hayden; ca 22 air mi WSW of Steamboat Springs.
Oak covered slope. Phenology: fruiting.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Crescent Lake Basin, ca 26 air mi NNE of Glenwood Springs.
Forest around lake and north-facing basalt slopes and cliffs.
James P. Vanderhorst, 1506. 7/29/1990.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Flat Tops Wilderness: W Mountain, ca 25 air mi NNE of Glenwood Springs.
Flat meadows.
James P. Vanderhorst, 1530. 7/29/1990.

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, 17. 5/27/1990.
with Walter Fertig

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: North Fork White River, ca 28 air mi E of Meeker.
Steep south-facing cutbank and rocks above road.

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Hamilton, ca 11 air mi SSW of Craig.
East-facing slope and ridgetop, with sagebrush, lupine, and grass. Phenology: flowering & fruiting.

U.S.A., Colorado, Garfield County: [location and coordinates withheld]
Dry south-facing slopes and ridgetop, with juniper, pinyon pine, and Ephedra. Phenology: flowering & fruiting.

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Thornburg Mountain, ca 18 air mi NE of Meeker.
Hayfield, with smooth brome and cicer milkvetch. Phenology: flowering & fruiting.

U.S.A., Colorado, Rio Blanco County: [location and coordinates withheld]
South slope, red shale, with juniper and sagebrush. Phenology: flowering & fruiting.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Lake Creek and Darnell Creek draws and ridges W of Sweetwater Lake, ca 18 air mi NNE of Glenwood Springs.
Ridgetop with sagebrush and serviceberry. Phenology: fruiting.
James P. Vanderhorst, 294b. 6/7/1990.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Main Elk Creek, ca 4 air mi NW of New Castle.
East exposure and ridge top, red shale and white sandstone, old burn with Juniperus osteosperma and Quercus gambelii grading above on sandstone Juniperus osteosperma-Amelanchier-Ephedra; juniper-serviceberry. Phenology: fruiting.
with James P. Vanderhorst

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Joe Hill Road, ca 7 air mi N of New Castle.
Southern exposure; limestone, steep talus slopes and outcrops; oak, serviceberry, pinyon, and narrowleaf cottonwood. Phenology: flowering & fruiting.
with James P. Vanderhorst

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: West Slope of Grand Hogback: Monument Peak Road and vicinity, 15 air mi NW of Rifle.
Pinyon-juniper, oak, big sagebrush, and serviceberry dominated communities in mostly sandstone or sandstone derived substrate; sagebrush-serviceberry areas. Phenology: flowering & fruiting.
with James P. Vanderhorst and Walter Fertig

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Deep Creek, ca 14 air mi W of Eagle.
Douglas fir-narrowleaf cottonwood adjacent to creek, sagebrush openings, oak-serviceberry shrubland, pinyon-juniper, and limestone outcrops; Douglas fir-narrowleaf cottonwood. Phenology: fruiting.

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Monument Butte, ca 6 air mi SW of Hamilton.
Sandstone and shale outcrop and associated slopes and ridge. Phenology: fruiting.

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Danforth Hills: Devils Hole Gulch, ca 10 air mi N of Meeker.
Pinyon pine-oak scrubland, ridges and slopes. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along the Continental Divide on Miller Hill off Miller Hill or County Road 505, ca 18.5 air mi S of Rawlins; ca 6.5 air mi ESE of Bridger Pass.
Bench along the rim between melting snow and willow thickets-aspen woods. Phenology: flowering & fruiting.
Annotated by Beth Ward.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: top and north slopes of Powder Mountain, ca 29 air mi W of Baggs.
Rocky slopes. Phenology: flowering & fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: north shore of Columbia River at China Bend, ca 9 air mi SW of Northport; east bank of mouth of Flat Creek and 1 mi north along river bank.
Riverbank above and below floodline; sand, cobble patches, ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: Balloon Tree Survey Marker, ca 4.5 air mi SE of Tollgate on Forest roads 3725 and 300, ca 2 mi from Woodland Campground.
In full sun; soil rocky, heavy, deep and reddish; slope 0-15; aspect ridgetop and southeast. Phenology: flowering & fruiting.

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: Balloon Tree Survey Marker, ca 4.5 air mi SE of Tollgate on Forest roads 3725 and 300, ca 2 mi from Woodland Campground.
On creek bank under partial shade of Douglas fir, alder, maple, with fern, Mertensia, Heracleum, Aconitum; soil organic; slope 0-15; aspect ridgetop and southeast. Phenology: flowering & fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Little Vulcan Mountain, ca 3.5 air mi W of Curlew.
South facing slopes and ravines; scattered forest interspersed with steppe and rock outcrops. Phenology: flowering & fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Lambert Creek, ca 9 air mi NE of Republic.
1994 burn. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Gros Ventre: ca 1.8 air mi E of Hoback Junction.
Sagebrush slopes and ridge top with patches of douglas fir and aspen.

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: High Ridge Lookout, ca 6.5 mi S of Tollgate Work Center.
In a "biscuit" with Agastache, Delphinium, and Castilleja; soil fine, deep, light brown; slope 0-10; aspect ridgetop. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: North Fork Leeds Creek coming off Rock Creek Ridge, ca 11 air mi SSE of Cokeville; ca 26 air mi NW of Kemmerer.
Stony lower sagebrush slope near the stream. Phenology: flowering & fruiting.
with Russ Nelson

U.S.A., Wyoming, Park County: Beartooth Mountains: near the mouth of Clarks Fork Canyon, ca 25.5 air mi NW of Cody, ca 8.5 air mi SW of Clark.
Disturbed areas in stony-gravelly canyon bottom. Phenology: fruiting.
with Erik Nelson
Accession: RM 861636, Barcode: USFS0042980

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 14.5 air mi NW of Manville, ca 22.5 air mi NW of Lusk, western end of Hat Creek Breaks.
In loamy soil collected in cracks of granitic rocks on ridge top with Rhus trilobata, Comandra pallida, and Allium textile. Common.

U.S.A., Wyoming, Crook County: Black Hills: Little Missouri River Valley ca 8.5 air mi N of Seely.
Sagebrush-grassland on Skull Creek shale.

U.S.A., Wyoming, Crook County: Black Hills: Snider Ranch, upper Corral Creek drainage; ca 14 air mi W of Sundance.
Pine forest.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Pine forest, N and W facing slopes.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Grassland on red shale soil.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Grassy south and east-facing slopes and ridge top.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Lytle Creek and Newton Hill, ca 8.5 air mi ESE of Devils Tower.
Pine-oak forest with many openings (logged).

Pine forest.

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

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
West and south-west facing slopes with pines and junipers. Phenology: flowering & fruiting.

U.S.A., Washington, Garfield County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Wilderness: along Smooth Ridge Trail between Pistol and Mud springs, ca 35 mi E and 4 mi S of Walla Walla.
In open on powder brown soils. Phenology: fruiting.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 20 air mi SE of Reno Junction.
Gently rolling sagebrush plain, eroded slopes with coal outcrops and sand, scoria outcrops; slopes.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 2 road mi S of Rockypoint.
Sagebrush plains.
with Ronald L. Hartman

U.S.A., Wyoming, Campbell County: Powder River Basin: Pumpkin Buttes: North Butte.
Eroded rocky slopes on W face, rolling plains below, and plains at summit. Juniper and limber pine on slopes; open slopes.
with Ronald L. Hartman

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Along creek and on adjacent plains; sagebrush plains.
with Ronald L. Hartman

U.S.A., Wyoming, Campbell County: Powder River Basin: Little Thunder Creek, ca 8 air mi SE of Reno Junction.
Flats along stream, sagebrush plains; plains.

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Roadcut, plains along highway right-of-way; plains.

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Rolling plains, slope, rocky ground at summit; plains.

U.S.A., Wyoming, Campbell County: Powder River Basin: White Tail Butte.
Sandy slopes, sagebrush plains, draws, and roadside; ditch.

Rocky slopes, stream margins, ponderosa pine woodland, juniper slopes; plains.

Plains, streambanks, drying mud behind holding dam; plains.

Ponderosa pine slopes, eroded plains; plains.
with Ronald L. Hartman and Mary Alice Sanguinetti.

U.S.A., Wyoming, Campbell County: Powder River Basin: along Eightyfive Divide; ca 7 air mi S of Montana, 5 mi E of Hwy 59.
Rolling plains and sandstone outcrops; plains.
with Ronald L. Hartman and Mary Alice Sanguinetti.

Plains, and rocky slope of butte, with loose talus near summit; rocky slope.

U.S.A., Wyoming, Campbell County: Powder River Basin: Fletcher Canyon.
Dissected plain and open canyon slopes; slopes.

Sandy roadside buttes, loose talus slopes, outcrops, plains; slopes. Phenology: fruiting.
with Mary Alice Sanguinetti

Sandstone outcrop, plains; plains.
with Mary Alice Sanguinetti

Plains, draw, eroded slopes, sandy roadcuts; draw.
with Mary Alice Sanguinetti

Caprock topped mesa, sagebrush/grassland on lower slopes, limber pine scattered, rocky slopes, loose sandy slopes, plains at summit, with occasional wet depressions; slopes.

Rolling plains, eroded, sandy slopes, sandstone outcrops, small peak; plains.

U.S.A., Wyoming, Johnson County: [location and coordinates withheld]
Pine covered uplift, gravelly slopes in open pine forest; slopes.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: ca 6.5 air mi NE of Greybull.
Saltbush flats, shaley slope, ridge top with loose shale; slopes.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: near Nine Top Road on Mahogany Flat, ca 12 mi N of Monument.
Open slope with chocolate brown, shallow soil over basalt; slope 35; aspect southwest. Phenology: fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: North Butte, ca 10 air mi SW of Ten Sleep.
Shaley ridge and slopes with Artemisia, Atriplex, and Chrysothamnus.
with Keith H. Dueholm

U.S.A., Wyoming, Sweetwater County: Washakie Basin: steeply tilted sandstone ridge E of Richard's Gap.
Extensive sandstone outcrops with Juniperus osteosperma, Pinus edulis and P. ponderosa, and sagebrush-grassland on slope. Check the TRS Also in locality, is it right? Phenology: flowering & fruiting.
with Keith H. Dueholm

U.S.A., Wyoming, Natrona County: Rattlesnake Mountains: Garfield Peak and northeast slope.
Sandstones, shales, and limestone on lower slopes with granite above; streambanks, open slopes, and limber pine woodlands. Phenology: flowering & fruiting.
with Gael Fonken

U.S.A., Wyoming, Park County: Absaroka Mountains: just N of Dick Creek, 5 air mi NNE of Wood River Forest Service Station.
Rolling grassy hills with big sagebrush, drainages, and rocky slopes and ridges with scattered limber pine and some douglas fir. Phenology: flowering & fruiting.
with Robert S. Kirkpatrick

U.S.A., Wyoming, Carbon County: South-central Transverse Ranges: Ferris Mountains: Sand Creek, ca 2 air mi SW of summit of Bear Mountain.
Along stream through sand dunes.

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: southwest end of Lysite Mountain, ca 11 air mi N of Lost Cabin.
Alternating strata of limestone and sandstone outcrops with scattered juniper.

U.S.A., Wyoming, Fremont County: Owl Creek/Bridger Mountains: Bridger Mountains: Birdseye Road, ca 11 air mi N of Shoshoni.
Riparian area with big sagebrush and narrow leaved cottonwood.

U.S.A., Wyoming, Converse County: Powder River Basin: Robertson Flat, along Wyo Hwy 59, ca 11 mi NNW of Bill.
Rolling plains along highway.
with Keith Dueholm

U.S.A., Wyoming, Campbell County: Powder River Basin: Echeta Road, ca 12 air mi WNW of Gillette.
Hills with steep sandy slopes and rocky ridges, plains, and intermittent stream margins; near stream.
with Keith Dueholm

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 5 air miles NNE of Spotted Horse.
Dissected benchland with ponderosa pine covered and open slopes; open slope.
with Keith Dueholm

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

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 7 air mi ESE of Gillette.
Stream with adjacent eroded hills and plains; slope.

U.S.A., Wyoming, Campbell County: Powder River Basin: 18 air mi SSE of Gillette.
Rocky slopes and plains below; disturbed slope.

U.S.A., Wyoming, Campbell County: Powder River Basin: head of Piney Canyon, ca 22 air mi SE of Reno Junction.
Rocky slopes, stream margins, and ponderosa pine woodlands; slope.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 3.5 air mi S of Reno Junction.
Sagebrush covered slopes.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 15.5 air mi ESE of Reno Junction.
Eroded hills with ponderosa pine.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 19 air mi NNE of Gillette.
Low eroded slopes and drainage.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 11.5 air mi NNE of Weston.
Open slopes.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 12 air mi NE of Weston.
Ponderosa topped hills and flats below.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 18 air mi WNW of Rockypoint.
Eroded hills with ponderosa pine.

U.S.A., Wyoming, Campbell County: Powder River Basin: Eighty-five Divide, ca 10 air mi W of Rockypoint.
Hills with eroded drainage and sandstone outcrops.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 13 air mi SW of Gillette.
Low hills with drainage.

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

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 22 air mi NNE of Sussex.
Low hills and drainage.

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 22 air mi NNE of Sussex.
Elev. 4400
Eroded slopes and flats.

U.S.A., Wyoming, Campbell County: Powder River Basin: Pumpkin Buttes: North Middle Butte.
Top and upper slopes of butte.

U.S.A., Wyoming, Sweetwater County: Washakie Basin: S of Powder Rim, ca 7.3 road mi N of Baggs on Wyo Hwy 789, then ca 34.3 road mi W on BLM roads; ca 16.6 road mi SW of Sand Creek bridge.
Juniper hill top and slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: at the head of Webb Canyon on Wyo Hwy 270, ca 4.5 air mi N of Hartville; ca 8.5 air mi N of Guernsey.
At base of limestone cliffs. Phenology: fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: drainage leading to Middle Fork Casper Creek along Bucknum or County Road 125, ca 18.5 air mi NW of Casper.
Rolling plains of budsage or Gardner saltbush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: just N of Glendo Dam on Glendo Park Road, ca 4.2 air mi ESE of Glendo; ca 18.3 air mi NW of Guernsey.
Roadside in ponderosa pine woodland. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Laramie Mountains: along Harris Park or County Road 210 ca 1 air mi N of Cottonwood Creek, ca 2 air mi E of Albany County; ca 16 air mi SW of Glendo; ca 24 air mi NW of Wheatland.
A mosaic of sagebrush-grassland and ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Warm Springs Hill, ca 7 air mi S of Douglas.
Redbeds with strata of anhydrous gypsum; juniper woodland and grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 3 air mi E of Esterbrook.
Sandy slope and plains with grassland and occasional ponderosa pine. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy River, ca 4.5 air mi SW of Farson.
Base of sandstone cliffs along river. 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, Crook County: Devils Tower National Monument: top of tower, near northeast corner.
Common on rocky soil. Phenology: flowering & fruiting.

South and east facing grassy slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Seely-Alzada Hwy, upper Boggy Creek; ca 10.5 air mi NE of Seely.
Grassland with sagebrush; Skull Creek shale. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Little Missouri River Valley ca 8.5 air mi N of Seely.
Sagebrush-grassland on Skull Creek shale. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Snider Ranch, upper Corral Creek drainage; ca 14 air mi W of Sundance.
Pine forest. Phenology: flowering & fruiting.

Pine forest, N and W facing slopes. Phenology: flowering & fruiting.

Grassland on red shale soil. Phenology: flowering & fruiting.

Grassy south and east-facing slopes and ridge top. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Lytle Creek and Newton Hill, ca 8.5 air mi ESE of Devils Tower.
Pine-oak forest with many openings (logged). Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: tributary to Road Creek off The Bank Land, (Graham Ranch), ca 13 air mi W of Sundance.
Pine-juniper woodland; southwest-facing slopes and ridge with sandstone rimrock and boulders. Phenology: flowering & fruiting.

Ponderosa pine forest. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Weston County: Black Hills: W of Wyo Hwy 116; ca 4 air mi NNE of Upton.
Sagebrush grassland with scattered pines and junipers (grazed). Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Open south and west facing slopes. Phenology: flowering & fruiting.

Strembank.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: at base of TV Hill, ca 1.5 mi N on County Road 63.1 from Exit 30 on I-25.
Pinyon-juniper/prairie transition. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Crook County: Ewing.
?
Annotated by LeRoy E. Detling in 1937.
Stanton Seiq, 1. //1925.

U.S.A., Wyoming, Albany County: Table Mountain.
Annotated by C. L. Porter in 1947.

U.S.A., Wyoming, Albany County: Laramie Hills.
Annotated by S. E. Detling in 1937.

U.S.A., Wyoming, Albany County: Laramie.
Annotated by S. E. Detling in 1937.

U.S.A., Wyoming, Albany County: Laramie.
Annotated by S. E. Detling in 1937.
Aven Nelson, s.n.. 8//1893.

U.S.A., Wyoming, Sweetwater County: Head of Rock Canyon: 7.4 road mi S of WY 430.
T17N R104W S7
Sandstone outcrops, Juniperus Ostersperma slopes, sagebrush slopes; beneath junipers. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Poison Spider Oil Field, ca 24 air mi W of Casper.
Sandy slopes and flats with sandstone outcraps in uplands with ponderosa pine. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 5 air mi S of Glenrock.
Sandstone tableland with sandy slopes. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Powder River Basin: Robertson Flat, along Wyo Hwy 59, ca 11 mi NNW of Bill.
Rolling plains. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Western part of the Great Plains Prairie at Jireh.
In sandy-silt loam in field. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: upper Dry Head Canyon, ca 26 air mi ESE of Bridger.
Rocky, drier slopes below the limestone cliffs. Phenology: fruiting.
Annotated by B. E. Nelson.
Accession: USFS 882867, Barcode: USFS0048839

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

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Creek, ca 3/4 air mi SW of forest boundary, ca 17.5 air mi WNW of Red Lodge.
Low stabilized sand dunes. Phenology: flowering & fruiting.
with Emily Elliott, Brian Elliott
Accession: USFS 864254, Barcode: USFS0045031

U.S.A., Montana, Carbon County: Bighorn Basin: along Grove Creek Road, ca 2.5 air mi W of Clarks Fork Yellowstone River, ca 5 air mi SW of Belfry.
Clay slopes and ridge with sandstone outcrops with sagebrush and saltbush. Phenology: fruiting.
with Brian Elliott, B. E. Nelson

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

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along Forest Road 2142, ca 22 air mi S of Big Timber.
Moist mixed conifer/aspen stand and wet forby meadow. Phenology: flowering & fruiting.
with Brian Elliott

U.S.A., Montana, Park County: Absaroka Mountains: ca 3.5 air mi NNW of National Forest, ca 2 air mi E of Livingston.
Open cobbly hills dominated by low forbs. Phenology: flowering & fruiting.
with Brian Elliott

U.S.A., Montana, Park County: Gallatin Mountains: Gallatin National Forest: along Forest Road 978, ca 14 air mi SW of Livingston.
Steep south-facing open slope dominated by mixed grasses and forbs into outcrop of conglomerates and mixed conifer forest. Phenology: flowering & fruiting.
with Brian Elliott
Accession: RM 868833, Barcode: USFS0062558

U.S.A., Montana, Park County: Gallatin Mountains: Gallatin National Forest: along Forest Road 993, ca 37 air mi SW of Livingston.
Open meadows dominated by mixed forbs, into steep slopes and conglomerate rock outcrops. Phenology: flowering & fruiting.
Accession: RM 868832, Barcode: USFS0062557

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: just N of Gardiner.
Open disturbed slopes onto calcarious cliffs (old hot-spring?). Phenology: flowering & fruiting.

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

U.S.A., Montana, Park County: Beartooth Mountains: Custer National Forest: E of U.S. Hwy 212 and Clarks Fork Yellowstone and Broadwater rivers on trail to Vernon Lake, ca 31-32.5 air mi WSW of Red Lodge.
Moist spruce-fir forest with Vaccinium dominating the understory. Phenology: fruiting.
with Brian Elliott and Bonnie Hiedel

U.S.A., Wyoming, Park County: Beartooth Mountains: Line Creek just S of Montana.
Stream margin, rocky slopes and ridges, redbeds. Phenology: flowering & fruiting.

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: ca 4 air mi SW of Nye, along Stillwater River.
Roadside park along the river and adjacent limestone outcrop. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Beartooth Mountains: Little Rock Creek, ca 3-4 air mi E of Deep Lake.
Rocky slopes and outcrops of sandstone (redbeds) and wet areas along creek. Phenology: fruiting.

U.S.A., Montana, Stillwater County: Beartooth Mountains: ca 2 air mi W of Nye.
Roadside and along irrigation ditch. Phenology: flowering & fruiting.

U.S.A., Montana, Stillwater County: Beartooth Mountains: Beehive Rock and vicinity, 0.5-1 air mi N of Beehive.
Limestone outcrops with slopes; area burned in forest fire in 2006; very motley mix of natives and exotics. Phenology: fruiting.

U.S.A., Montana, Carbon County: Mont Hwy 421, ca 1 air mi W of U.S. Hwy 212, near Joliet.
Very weedy rolliing grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Saratoga Valley: Buck Springs Draw and Badger Creek area, ca 1.5 mi NE of intersection of County roads 504 and 209, near BLM Road 3417, ca 5 air mi E of Saratoga.
Along road. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: just N of intersection of BLM Road 3423 and Wyo Hwy 230, ca 18 air mi SE of Encampment; ca 6.5 air mi N of Colorado.
Sagebrush steppe with many small rock outcrops; moderately grazed by cattle. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Saratoga Valley: Sheep Rock area, ca 2 air mi NW of Sixmile Hill and ca 7 air mi NNW of Saratoga, along County Road 508 (Pick Bridge Road).
Barren, rocky ridge in sagebrush hills, very windy, mostly cushion plants. Phenology: flowering & fruiting.

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6548, N of Dry Pole Campground, from table lands down Limestone Canyon to South Fork Judith River.
46.7828° N, 110.2993° W; NAD 83, uncertainty 0.25 mi., GPS reading
Mixed Pinus ponderosa/Pseudotsuga forest; limestone canyon, southwest aspect, 5-40% slope. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc..

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.
46.7407° N, 109.9822° W; NAD 83, uncertainty 0.5 mi., GPS reading
Along rim and up side canyon to west, down canyon to mouth; deep limestone canyon, northeast aspect. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc..

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: Forest Road 235, near Forest boundary, ca 14 air mi SW of Augusta.
47.4137° N, 112.6978° W; NAD 83, uncertainty 0.25 mi., GPS reading
Limestone outcrop adjacent to road. Phenology: flowering & fruiting.
Annotated by Rick McNeill.

Annotated by Rick McNeill.
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.

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

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: I-25 and Burnt Mill Road (County Road 246).
Grassland and roadcut. Phenology: flowering & fruiting.
Annotated by Brian Elliott.

U.S.A., Montana, Park County: Paradise Valley: in the Carbella Recreation Site on the Yellowstone River, ca 15 air mi NW of Gardiner.
Riparian area along river. Phenology: flowering & fruiting.

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.
Shaded riparian area and boggy area along creek. Phenology: flowering & fruiting.

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Forest Road 121, Highwood Creek at Shoulder Creek.
Exposed hill slope/meadow; southeast aspect; 10-30% slope; shonkinite rock. Phenology: flowering.
1. Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald.

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Forest Trail 451, ca 0.5 mi from junction with Forest Trail 460.
Open meadow on rocky ridge running northeast to southwest, scattered Pinus ponderosa; 5-20% slope; shonkinite. Phenology: fruiting.
1. Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald.

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: along and E of Carter Gulch, ca 2.5 air mi SE of Ekalaka.
Roadside and road cut. Phenology: flowering & fruiting.
with Hans Hallman

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: on Forest Road 3102A ca 1-1.5 air mi SE of junction of Mont Hwy 323 and Prairie Dale Road, ca 8-8.5 air mi SE of Ekalaka.
Steep ponderosa pine covered slopes with cliffs. Phenology: flowering & fruiting.
with Hans Hallman

U.S.A., South Dakota, Harding County: Custer National Forest: South Cave Hills: N of Brown Johnson Road and Dry Creek, ca 13.5 air mi N of Buffalo.
Rocky slope of butte. Phenology: flowering & fruiting.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland District: Red Shale Campground and vicinity on U. S. Hwy 212 above East Fork Otter Creek, ca 6 air mi E of Ashland.
Forb and grass flats. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: ca 1 air mi W of SD Hwy 79 on JB or Forest Road 115 at southwest end of Square Top Butte, ca 22 air mi SE of Buffalo.
Grass-dominated slopes below siltstone cliffs and outcrops interspersed with badlands. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: between Sawmill Canyon and Devils Canyon, ca 6.5 air mi WNW of Ludlow.
Open sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: near terminus of eastern-most fork of North End or Forest Road 3124 in and around Mitchell Draw near Lena Spring Number 2, ca 3.5 air mi N of Reva Gap, ca 17.5 air mi E of Buffalo.
Sandy, rocky slope above hardwood draw. Phenology: flowering & fruiting.
with Grace Kostel, B. E. Nelson

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: in and around Sawmill Gulch near Jackson Sawmill Spring, ca 1.5 air mi of Poker Jim Butte Lookout and ca 20.5 air mi SSW of Ashland.
Partially burned upland ponderosa pine woodland. Phenology: flowering & fruiting.

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: King Mountain Hiking and Riding Area: in and around East Fork O' Dell Creek ca 2.5 air mi E of O' Dell Creek or Forest Road 4131, ca 12.5 air mi S of Ashland.
Grass and silver-sage dominated draw. Phenology: fruiting.

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: around Aspen Spring, ca 0.5 air mi S of Red Hill and ca 4.5 air mi E of Ekalaka.
Ponderosa pine-dominated upland. Phenology: fruiting.

U.S.A., Montana, Carter County: Custer National Forest: Chalk Buttes: from the top of the South Chalk Butte, ca 0.5 air mi SE of Alstrom Spring, into Birch Spring Draw, and NE toward Hehn Draw, ca 0.5-2 air mi SW of Trenk Pass, ca 13.5 air mi SW of Ekalaka.
Grass-dominated butte interspersed with ponderosa pine. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Custer National Forest: West Short Pine Hills: in and around generally west-facing draws ca 2.5 air mi SSW of JK Butte, ca 10 air mi SSE of Camp Crook.
Flowing water draw dominated by green ash and sedges. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in the vicinity of Rimrock Spring, ca 1 air mi S of Forest Road 3151, ca 7.5 air mi SE of Summit Pass on SD Hwy 79 and ca 31 air mi SE of Buffalo.
Near base of southwest-facing cliff. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin: Chain Lakes area: east side of Riner Road, ca 34 air mi NW of Rawlins.
Edge of playa landscape, on mounds of powdery silt, 1% slope, north aspect, with Sarcobatus vermiculatus, Alyssum desertorum, Bassia americana. Phenology: flowering.

U.S.A., Montana, Powder River County: Ca 0.5 air mi W of Otter Creek Road, ca 0.5 air mi S of Custer National Forest boundary, ca 30 air mi SSE of Ashland.
Ponderosa pine and grass-dominated rolling woodland. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: Icebox Canyon, ca 17 air mi N of Buffalo.
Moist canyon with quaking aspen, dogwood, and elm. Phenology: fruiting.

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: in upper Cheesman Draw, just S of Forest Road 3045, ca 8 air mi WNW of Camp Crook, SD.
In unburned draw within historic burn, dominated by quaking aspen and ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Montana, Powder River County: To ca 1.5 air mi NW of Moorehead Road, ca 4.5 air mi WSW of Broadus.
Grass and sagebrush-dominated grazing land with scattered badlands. Phenology: flowering & fruiting.

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: just E of Forest Road 3814, ca 1 air mi ENE of Smith Well, ca 5.5 mi SSW of Ekalaka.
Moist draw dominated by quaking aspen. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: On Little Beaver Road just inside BLM boundary, ca 1 air mi NE of January Reservoir, ca 8.5 air mi SW of Glasgow.
Rolling grassland-forbs on clay soil with gullies and drainages. Phenology: flowering & fruiting.
with Joseph L. M. Charboneau

U.S.A., Montana, Valley County: On Little Beaver Road on ridge SW of Miller Coulee, ca 14.5 air mi SW of Glasgow.
Grassland with scattered sagebrush on clay slopes and ridge with gullies. Phenology: flowering & fruiting.
with Joseph L. M. Charboneau

U.S.A., Montana, Valley County: On Bentonite Road ca 2 air mi N of Little Beaver Creek, ca 19 air mi WSW of Glasgow.
Rolling hills and slopes dominated by Carex inops with patches of sagebrush and areas of bentonite. Phenology: flowering & fruiting.
with Joseph L. M. Charboneau

U.S.A., Montana, Valley County: Off of Theony Road at Lighthouse Hill BM and vicinity above Chambers and First coulees, ca 19 air mi W of Opheim.
Clay slope with bentonite areas. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: In the vicinity of Saskview Reservoir N to Saskatchewan, ca 18 air mi NW of Opheim.
Stony, semibarren clay areas. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Edge of the breaks above Rotator Cup and Lark reservoirs, ca 54 air mi SW of Malta.
Rough breaks and adjacent sagebrush-grassland above. Phenology: flowering & fruiting.

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

U.S.A., Montana, Valley County: W of Hinsdale North Road and head of Sheepherders Coulee, ca 10 air mi N of Hinsdale; ca 32 air mi NW of Glasgow.
Rocky slopes and flats in grassland with high ground cover of Selaginella. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Above Hardpan Coulee on Bluff Creek Road, ca 3 air mi S of Saskatchewan, ca 40 air mi N of Hinsdale; ca 57 air mi NNW of Glasgow.
Stony grassland with scattered silver sagebrush and a high ground cover of Selaginella. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: On The Pines Road at intersection with Ridge Road, ca 2 air mi SE of Pines Reservoir, ca 15.5 air mi WSW of Fort Peck.
Rolling grasslands on badlands clay soil with drainages with occasional junipers. Phenology: flowering & fruiting.
Joseph L. M. Charboneau, 41. 6/15/2010.

U.S.A., Montana, Valley County: On Triple Crossing Road, ca 1 air mi N of Gutshot Reservoir, ca 20.5 air mi SW of Glasgow.
Clay flats, hillsides, and grasslands with sagebrush and greasewood. Phenology: flowering & fruiting.
Joseph L. M. Charboneau, 110. 6/15/2010.

U.S.A., Montana, Valley County: On Britsch Road, ca 3 air mi SSW of Ada Reservoir, ca 12 air mi NE of Hinsdale.
Grassland with occasional sagebrush on clay soil with slopes and drainages. Phenology: flowering & fruiting.
Joseph L. M. Charboneau, 160. 6/21/2010.

U.S.A., Montana, Valley County: Just off Larb Creek Road along Harb Road in Hadly Coulee, ca 3 air mi NNW of Spencer Point, ca 12 air mi SW of Hinsdale.
Hills with sagebrush-grasslands on loamy soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Bitter Creek Wilderness Study Area: on Britsch Road at turnoff for unnamed trail, ca 3 air mi NW of Forsman Reservoir, ca 21.5 air mi NE of Hinsdale.
Grasslands with occasional sagebrush on clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: On Triple Crossing Road, ca 1/4 air mi N of Whitetail Reservoir, ca 28 air mi SW of Glasgow.
Grasslands with occasional sagebrush on clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: On Ridge Road, on ridge above Tony Coulee, ca 2.5 air mi SW of Finn Reservoir, ca 36 air mi SW of Glasgow.
Sandy sagebrush-grasslands. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: On Black Coulee Road, in Coburg Coulee and ridge to the W, ca 4 air mi WSW of Haystack Butte, ca 12 air mi SE of Turner; ca 31 air mi NW of Malta.
Sagebrush-grasslands on clay soil on hillsides with gullies. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Matador Ranch: on Dry Fork Road, on top of Dry Fork Ridge, ca 2.5 air mi N of Wrangler Reservoir, ca 16.5 air mi ESE of Zortman.
Sagebrush-grasslands on rolling hills with clay soil. Phenology: fruiting.

U.S.A., Montana, Phillips County: Off of Regina Road, on ridge overlooking Flat Creek and The Big Sag, ca 4 air mi SSW of Whitcomb Lake, ca 30 air mi S of Malta.
Sagebrush-grasslands on stony clay soil with hills and swales. Phenology: fruiting.

U.S.A., Montana, Phillips County: On North Frenchman Road, on ridge above Steelman Coulee, ca 8.5 air mi NE of Gray Reservoir, ca 37.5 air mi N of Saco; ca 51 air mi NNE of Malta.
Steep hillside. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: E of Harb Road, in Guston Coulee and on ridge to the N, ca 4.5 air mi SW of Regal Springs, ca 17 air mi ESE of Malta.
Sagebrush-grasslands on loamy soil. Phenology: fruiting.

U.S.A., Montana, Valley County: W of Larb Creek Road, in Black Coulee and ridge to the N, ca 3 air mi NW of Korman Reservoir, ca 36 air mi WSW of Glasgow.
Sagebrush-grasslands on clayey soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: N of Willow Creek Road, in unnamed tributary of Barber Coulee and ridge to the W, ca 1.5 air mi SE of Wagner Spring, ca 36 air mi SW of Glasgow.
Sagebrush-grasslands on clayey soil. Phenology: fruiting.

U.S.A., Montana, Valley County: Rock Creek Canyon, ca 5.5 air mi NW of Abey Reservoir, ca 14 air mi NNE of Hinsdale; ca 32 air mi NW of Glasgow.
Grasslands on sandy soil. Phenology: fruiting.

U.S.A., Montana, Phillips County: Little Rocky Mountains: eastern wall of Montana Gulch and Montana Gulch Campground, ca 5 air mi WSW of Zortman; ca 49.5 air mi SW of Malta.
Streamside. Phenology: flowering & fruiting.

U.S.A., Nebraska, Banner County: 3.2 mi S of McGrew on oil, 1 mi W on dirt, 1 mi S, 1 mi W, ca 1 mi WSW on trail road between fence and wheat strips, Randolph land.
Compatible to coniferous side hills. Scattered. Phenology: flowering & fruiting.
Annotated by Steve Rolfsmeier on 11//1993.

U.S.A., Nebraska, Franklin County:
Annotated by Steve Rolfsmeier on 11//1993.
Harry Hapeman, s.n.. 5/30/1933.

U.S.A., Montana, Gallatin County: Bridger Mountains.
with Ernst A. Bessey

U.S.A., Montana, Carbon County: Pryor Mountan Desert: W side of north-south trending ridge on E side of upper Layout Creek, 1 1/2 mi NW of layout Creek Ranger Station.
Steep, west-facing dolomite/limestone talus slope below sandstone cliff; rock cover 90-100% with patches of Rhus trilobata, Ribes cereum, Chrysothamnus nauseosus, and Artemisia nova. Phenology: fruiting.

U.S.A., Montana, Carbon County: Pryor Mountan Desert: W side of north-south trending ridge on E side of upper Layout Creek, 1 1/2 mi NW of layout Creek Ranger Station.
Steep, west-facing dolomite/limestone talus slope below sandstone cliff. Rock cover 90-100% with patches of Rhus trilobata, Ribes cereum, Chrysothamnus nauseosus, and Artemisia nova. Phenology: flowering & fruiting.

U.S.A., Montana, Beaverhead County: Bitterroot Range: Beaverhead Mountains: near Lemhi Pass, between Grant, Montana and Tondoy, Idaho.
Sagebrush and grassy area. Pedicels divaricate; siliques erect or nearly so. Phenology: fruiting.
with Kathryn W. Rollins

U.S.A., Montana, Phillips County: Jefferson National Forest: Little Rockies: Beaver Creek.
North slope; along creek bottom. Phenology: flowering & fruiting.
Annotated by J. L. M. Charboneau in 2013.
1. Sophia filipes (A. Gray) A. Heller.

U.S.A., Montana, Granite County: Deerlodge National Forest: Smart Creek.
Slope 10% east; fairly dry, clay loam soil; open hillside; associated with grass, Potentilla, and Dasiophora. Scattered. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Along Black Coulee Road near the head of Coburg Coulee, ca 20 air mi N of Dodson; ca 29 air mi NW of Malta.
Rocky clay slopes. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: along Bull Creek Road just W of the boundary, ca 3.5 air mi WNW of DY Junction, ca 54 air mi SW of Malta.
Sagebrush-grassland on dark clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Along Roosevelt Trail ca 0.5 mi E of Porcupine Creek and Fort Peck Indian Reservation, ca 5 air mi N of Nashua.
Rolling terrain below and slope of rim with meadows, bare areas, drainage channels, with clay soil, and cobblestone covered areas. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Along Willow Creek Road above and E of Barber Coulee, ca 36 air mi SW of Glasgow.
Grasslands with scattered sagebrush below the butte. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Along Harper Ridge Road above and N of Carpenter Creek at the north boundary of Charles M. Russell National Wildlife Refuge, ca 40 air mi SW of Glasgow.
Grassland on sandy soil above the rough breaks. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Along Stage Road (Mont Hwy 204) ca 1/2-3/4 mi N of Wild Horse Creek, ca 16 air mi S of Dodson; ca 23 air mi SW of Malta.
Badlands with gravel to cobblestone size rocks, with drainage channels, bentonite boils, grassy patches, and grassland on the flats above. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Larb Hills (North): above and S of Old U.S. Hwy 2 and BNSF tracks, ca 5.5 air mi W of Saco; ca air mi ENE of Malta.
Rough breaks with clay slopes, swales, and drainage channels. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: along Refuge Road 306, W of U.S. Hwy 2, upper Antelope Creek Valley and ridge to the E, ca 4.5 air mi NNW of Fred Robinson Bridge, ca 19 air mi SW of Zortman; ca 62.5 air mi SW of Malta.
Disturbed clay areas with greasewood and big sagebrush Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Shufeldt Ridge, E of Hill Ranch Road, ca 1 air mi SE of Two Forks Reservoir, ca 24.5 air mi WSW of Fort Peck; ca 28 air mi SSW of Glasgow
Sagebrush-grasslands on hills with loamy to clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Assiniboine Creek and ridge to the NE, ca 2.5 air mi W of the Milk River, ca 8 air mi NNE of Malta.
Hills and swales on sandy soil. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Spring Coulee, W of U.S. Hwy 191, ca 1.5 air mi W of the Milk River, ca 10.5 air mi NNE of Malta.
Hillsides and hilltops on sandy soil. Phenology: flowering & fruiting.

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

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

U.S.A., Montana, McCone County: Deadman Butte, E of CMR Refuge Road 340, ca 7 air mi ENE of Fort Peck; ca 28 air mi SE of Glasgow.
Well-drained hilltops and hillsides on sandy soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Fifth Ridge and Sixth Coulee S of The Pines Road (Refuge Road 102) ca 2 air mi SSW of Berger Reservoir, ca 24 air mi SW of Fort Peck; ca 24.5 air mi SSW of Glasgow.
Sandy hilltops and sides. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: N of Mont Hwy 208, hills between Lush Coulee and Martins Coulee, ca 3 air mi SW of Austin Lake, ca 6.5 air mi SSW of Whitewater; ca 24.5 air mi NNE of Malta.
Hillsides with stony clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: W of Midale Road, flats E of Fourchette Creek, ca 4 air mi NE of Ulrich Reservoir, ca 27 air mi ESE of Zortman; ca 43 air mi SSW of Malta.
Big sagebrush-grasslands on clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Hills W of Camp Creek, N of Dry Fork Road, ca 2.5 air mi NNE of Big Sage Reservoir, ca 9 air mi SE of Zortman; ca 48 air mi SSW of Malta.
Big sagebrush-grasslands on clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Windy Ridge and Papoose Creek, ca 1 air mi SSW of Erie Reservoir, ca 15 air mi N of Hinsdale; ca 36 air mi NW of Glasgow.
Grassland hillsides on loamy soil. Phenology: flowering & fruiting.

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

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

U.S.A., Montana, Phillips County: American Prairie Reserve: Box Elder Creek and hills above, ca 4 air mi E of Indian Lake, ca 38.5 air mi ESE of Zortman; ca 44 air mi SSE of Malta.
Big sagebrush-grasslands on loamy soil. Phenology: flowering & fruiting.
with Mark Majerus, Michael Dolan, Noorjahan Parwana, Katie Butts, and Mary Frieze

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Reynolds Hill, ca 2 air mi N of Fourchette Creek Recreation Area, ca 44 air mi ESE of Zortman; ca 38 air mi SSE of Malta.
Rugged hillslopes on clay to shalely to loamy soil with sagebrush and areas of ponderosa pine woodland. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: CK Ridge, W of Refuge Road 206, ca 10 air mi ESE of Taint Reservoir, ca 24 air mi SE of Zortman; ca 52 air mi SSW of Malta.
Ponderosa pine woodland on rough clay breaks. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Larb Hills (North): N of Cottonwood Creek, ca 4 air mi S of Bauer Reservoir, ca 13 air mi SW of Saco; ca 17.5 air mi ESE of Malta.
In shaded spot just below sandstone outcrops at top of hill. Phenology: flowering & fruiting.

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

U.S.A., Montana, Valley County: Uhlan Coulee, ca 2.5 air mi W of Porcupine Creek, ca 23 air mi N of Fort Peck; ca 12 air mi NE of Glasgow.
Grasslands on hills with slopes and swales on loamy soil. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: N of Cottonwood Creek, ca 9.5 air mi WNW of Fanny Hill, ca 27 air mi WSW of Whitewater; ca 27 air mi NNW of Malta.
Coulee bottom. Phenology: fruiting.

U.S.A., Montana, Valley County: Sage Hen Creek and ridge to the S, along Beaver Branch Road (Little Beaver Road), ca 3 air mi W of January Reservoir, ca 19 air mi WNW of Fort Peck; ca 13 air mi SW of Glasgow.
Loose shale hillsides with creeping juniper. Phenology: fruiting.

U.S.A., Montana, Phillips County: Matador Ranch: Coburn Butte and prairie to the E, ca 8.5 air mi WSW of Veseth Reservoir, ca 8.5 air mi ESE of Zortman; ca 40 air mi SSW of Malta.
Ponderosa pine forest on butte with granitic based soil and thick layer of duff. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Colorado River Valley: De Beque Canyon along I-70 N of Colo Hwy 65, ca 17 air mi ENE of Grand Junction.
Sandy bluffs and roadside. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 4735a. 5/17/2011.

U.S.A., Colorado, Mesa County: Unnamed mesa N of Plateau Creek, ca 6 air mi E of Colo Hwy 65 at I-70 and ca 5 air mi W of Molina.
Ruderal site near mouth of creek along highway. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 5021. 5/24/2011.

U.S.A., Colorado, Mesa County: Battlement Mesa: creek below Bull Basin from waterfall to confluence with Little Alkali Creek, ca 2 air mi NW of Housetop Mountain and ca 7 air mi SSW of Parachute.
Juniper woodland at edge of ruderal meadow. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 5116. 5/26/2011.

U.S.A., Colorado, Mesa County: Colorado River Valley: canyon SE of De Beque Reservoir, ca 1 air mi NNE of De Beque off of the W.50 Road.
Sandy slopes with juniper, mountain shrubs, and sagebrush. Phenology: fruiting.
Michael K. Kirkpatrick, 5325. 5/30/2011.

U.S.A., Colorado, Pitkin County: White River National Forest: Perham Creek, between Assignation Ridge and the Crystal River, ca 9 air mi S of Carbondale.
Dry, rocky, south-facing slope with oak, pinyon pine, juniper, and mountain shrubs. Phenology: fruiting.

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

U.S.A., Colorado, Eagle County: Gore Range: Cottonwood Creek drainage, less than 0.5 air mi above confluence with Sheephorn Creek along County Road 11B, ca 8 air mi NE of State Bridge.
Riparian corridor with cottonwood, alder, and willow. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: N of Shire Gulch between De Beque Cutoff Road and Sunnyside Road, ca 7 air mi SSE of De Beque at the intersection of I-70 and De Beque Cutoff Road.
Sandy slopes and boulder fields with juniper, pinyon and ephedra below sandstone cliffs. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 4871b. 5/19/2011.

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: ca 4 air mi SW of Nye, along Stillwater River.
Roadside park along the river and adjacent limestone outcrop. Phenology: flowering & fruiting.
Accession: USFS (unaccessioned), Barcode: USFS0048370

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Creek, ca 3/4 air mi SW of forest boundary, ca 17.5 air mi WNW of Red Lodge.
Low stabilized sand dunes. Phenology: flowering & fruiting.
with Emily Elliott, Brian Elliott
Accession: USFS (unaccessioned), Barcode: USFS0048369

U.S.A., Montana, Park County: Beartooth Mountains: Custer National Forest: E of U.S. Hwy 212 and Clarks Fork Yellowstone and Broadwater rivers on trail to Vernon Lake, ca 31-32.5 air mi WSW of Red Lodge.
Moist spruce-fir forest with Vaccinium dominating the understory. Phenology: fruiting.
with Brian Elliott and Bonnie Hiedel
Accession: USFS (unaccessioned), Barcode: USFS0048059

U.S.A., Wyoming, Carbon County: Sierra Madre: Copper Creek, ca 4.5 air mi SW of Encampment.
Rock outcrop. Few plants. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Sierra Madre: Copper Creek, ca 4.5 air mi SW of Encampment.
Rocky slope. Few plants; flowers yellow. Phenology: flowering & fruiting.

U.S.A., Montana, Madison County: Ruby Range: Cottonwood Creek, ca 4 air mi WSW of Ruby River Reservoir, ca 20 air mi S of Sheridan.
Grassy, southwest facing slopes. Phenology: flowering & fruiting.

U.S.A., Montana, Madison County: Madison Range: Mill Creek, ca 2-3 air mi NW of Lake Cameron, ca 11 air mi SE of Ennis.
Edge of a sagebrush grassland and a Douglas fir forest. Phenology: flowering & fruiting.
with Justine Modica
Accession: USFS (unaccessioned)

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominguez Canyon: between 3 and 4 trail mi down canyon from Dominguez Campground, ca 23 air mi WSW of Delta.
Small riparian area along seep/creek in pinyon/juniper. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald.

U.S.A., Idaho, Butte County: Challis National Forest: Lost River Range: lower ridge slopes above Deer Creek, 16.8 air mi ENE of Mackay.
Sandy or gravelly soil in xeric shrub-steppe vegetation; 23° slope, SE aspect; silty, sandy limestone geology. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Clifton, C and 34 Road Management Area, ca 8 air mi ESE of Grand Junction.
Adobe hills. Phenology: flowering & fruiting.

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

U.S.A., Colorado, Montrose County: Gunnison Gorge National Conservation Area: Duncan Road Trailhead area, ca 12 air mi N of Montrose.
Shale slopes with sandstone caprock in pinyon/juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: BLM Lands N of Adobe Buttes, NW of Eckert, ca 28.5 air mi NNW of Montrose.
Adobe hills and mesa top. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: Smith Mountain River Overlook, ca 8 air mi ENE of Delta.
Sandstone mesa on adobe hillside; desert grassland and shrub community. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: Pleasure Park, hillsides and mesa top on north side of Pleasure Park Road, ca 13 mi ENE of Delta.
Desert grasslands on sandstone mesa on top of adobe hills. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, Delta County: BLM Lands E of Escalante Canyon Road, ca 10.5 air mi NW of Delta.
Desert shrubs community on adobe hills with sandstone mesa top. Phenology: flowering & fruiting.

U.S.A., Colorado, Delta County: BLM Lands near Delta, lower slopes of Grand Mesa, ca 12.5 air mi NW of Delta.
Desert shrub and grasslands on adobe mesas and hills with basalt boulders. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Kannah Creek Road, ca 3.5 road mi E of U.S. Hwy 50, mesas and hills of lower Grand Mesa.
Desert shrub and grasslands on adobe mesa with basalt boulders. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominguez Canyon, middle section of trail to Cactus Park Trail junction, ca 20 air mi NNW of Delta.
Desert grassland and shrubland with scattered pinyon and juniper in wide sandstone canyon. Phenology: flowering & fruiting.

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

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

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

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

U.S.A., Colorado, Montrose County: Gunnison Basin: BLM Lands W of the town of Cimarron and N of U.S. Hwy 50, ca 15 air mi SSE of Montrose.
Oak brush/mountain shrub community with scattered pinyon and juniper. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Point of Rocks.
Dry sandy draws. Phenology: flowering & fruiting.
2. Descurainia pinnata (Walter) Britton ssp. brachycarpa (Richardson) Detling
Annotated by Ronald L. Hartman on 11//1977.

U.S.A., Utah, Daggett County: [location and coordinates withheld]
Mancos shale, clay soils, salt desert shrubs. Phenology: flowering & fruiting.
with S. Goodrich

U.S.A., Wyoming, Platte County: Camp Guernsey: ca 1 km W of Webb Canyon Road and ca 2 km S of Sam Draw.
523100E, 4692800N; unknown, GPS reading
Level to gentle slope; disturbed, mixed grass prairie; loam; with Iva xanthifolia, Pascopyrum smithii, Koeleria macrantha, Tragopogon dubius. Scattered; erect, taprooted, annual herb; 2-4 dm tall; corolla yellow. Phenology: flowering.
Carlos A. Popolizio, 688. 6/12/1996.
with Nancy E. Hasting, Rosalie M. Smith, Donald L. Hazlett

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: ca 5.5 air mi W of Manila; ca 0.2 mi west of Utah Hwy 44.
Sagebrush slopes with scattered junipers. Phenology: fruiting.

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: East Fork Bear River, ca 28 air mi SSE of Evanston, Wyoming.
T1N R10E S1 NE1/4
Wet meadow. Phenology: flowering & fruiting.

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.
Annotated by Timothy W. Chumley.
with Timothy W. Chumley

Descurainia pinnata var. glabra (2005)
Descurainia pinnata (Walter) Britton var. glabra (Wooton & Standl.) Shinners
U.S.A., Arizona, Yavapai County: Kaibab National Forest: along Johnson Creek and adjacent areas just W of Ariz Hwy 89, ca 1.5 air mi S of Ash Fork.
Under juniper. Phenology: flowering & fruiting.
with James F. Fowler

Descurainia pinnata var. glabra (2006)
Descurainia pinnata (Walter) Britton var. glabra (Wooton & Standl.) Shinners
U.S.A., Arizona, Coconino County: Coconino National Forest: split in Forest roads 96 and 95 in bottom of East Clear Creek.
Creek bottom. Phenology: fruiting.
1. Descurainia pinnata (Walter) Britton var. glabra (Wooton & Standl.) Shinners
Annotated by B. E. Nelson.

Descurainia pinnata var. glabra (1935)
Descurainia pinnata (Walter) Britton var. glabra (Wooton & Standl.) Shinners
U.S.A., Arizona, Graham County: Graham Mountains: Eastern foothills 10 mi SE of Safford.
Dry rocky slopes: with mesquite. Phenology: flowering & fruiting.

U.S.A., New Mexico, Catron County: Gila (Datil) National Forest: Lower Largo.
T6S R16W S7
Sandy bench near stream: beneath cottonwoods and juniper in woodland. Phenology: flowering & fruiting.
Annotated by Reed C. Rollins in 1941.

U.S.A., Arizona, no county County: Coronado National Forest: McCleary's.
Mesa and hillsides: woodland types. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. glabra (Wooton & Standl.) Shinners
Annotated by Ivar Tidestrom.
with Bryan

Descurainia pinnata var. intermedia (2008)
Descurainia pinnata (Walter) Britton var. intermedia (Rydb.) C. L. Hitchc.
U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: W of Main Boulder Ranger Station, ca 25.5 air mi SW of Big Timber.
On south- and east-facing slopes, mixed forest with limber pine, aspen, Douglas fir, and open meadows. Phenology: flowering & fruiting.

Descurainia pinnata var. ochroleuca (1958)
Descurainia pinnata (Walter) Britton var. ochroleuca (Wooton) Shinners
U.S.A., Arizona, Coconino County: Kaibab National Forest: Fishtail Mesa.
Sandy loam; in pinyon-juniper with Pinus edulis, Juniperus osteosperma and Artemisia tridentata. Phenology: flowering & fruiting.
Annotated by Jane W. Roller in 1961.

Descurainia pinnata var. ochroleuca (1907)
Descurainia pinnata (Walter) Britton var. ochroleuca (Wooton) Shinners
U.S.A., New Mexico, Dona Ana County: Mesilla Valley.
with Paul Standley

Descurainia pinnata var. ochroleuca (1899)
Descurainia pinnata (Walter) Britton var. ochroleuca (Wooton) Shinners
U.S.A., New Mexico, Dona Ana County: Mesilla Valley.
Annotated by C. L. Porter in 1945.

U.S.A., New Mexico, Dona Ana County: Mesilla Valley.
Annotated by Thomas A. Bell in 1953.

U.S.A., Arizona, Pima County: Tanque Verde Creek: 16 mi E of Tucson.
Very abundant in mesquite forest of flood plain. Phenology: flowering.

U.S.A., New Mexico, Grant County: Mangas Springs, 18 mi NW of Silver City.

U.S.A., New Mexico, Pima County: Santa Rita Range Reserve: Eriopoda Station.
Moderate west slope; sandy loam; with Bouteloua and Prosopis on mesa. Phenology: flowering & fruiting.
Richard S. Griffith, 479. 4/9/1926.

Descurainia pinnata var. osmiarum (2002)
Descurainia pinnata (Walter) Britton var. osmiarum (Cockerell) Shinners
U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Rochelle Hills or Forest Road 933 above Sauerkraut Draw, ca 52.5 air mi NNE of Douglas; ca 20 air mi NNEof Bill.
Sagebrush and grasslands. Phenology: flowering & fruiting.
1. Descurainia pinnata (Walter) Britton var. osmiarum (Cockerell) Shinners

Descurainia pinnata var. osmiarum (2002)
Descurainia pinnata (Walter) Britton var. osmiarum (Cockerell) Shinners
U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hill N of Lone Tree Creek on Grieves or County Road 5, ca 19.5 air mi SW of Newcastle; ca 26 air mi SSE of Upton.
Tributary of creek in grassland. Phenology: fruiting.

Descurainia pinnata var. osmiarum (2002)
Descurainia pinnata (Walter) Britton var. osmiarum (Cockerell) Shinners
U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: on a four wheel drive road off Forest Road 944 above and E of Dugout Creek, ca 10 air mi NNW of Bill; ca 43 air mi N of Douglas.
Sandstone ridge with sandy pockets; scattered sagebrush, rabbitbrush, and skunkbush. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge between Wildlife Draw and Rock Creek near intersection of Forest roads 923 and 924, ca 30 air mi E of Wright; ca 34 air mi W of Newcastle.
Grassland with rocky outcrops and broad ravines. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge and ravines E of Fields Draw, off dirt road, ca 34 air mi ESE of Wright; ca 32 air mi WSW of Newcastle.
Narrow ravine with snowberry, currant and chokecherry. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: hills N of Calamity Gulch, on dirt road off Wyo Hwy 59, ca 10 air mi NW of Bill; ca 29 air mi S of Wright.
Sagebrush grassland. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge along Lodgepole Creek on Cheyenne River or County Road 54, ca 24 air mi SW of Newcastle; ca 52 air mi ESE of Wright.
Ravine in Carex filifolia grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: hills between Snyder and Dogie creeks, on North Lance Creek or County Road 14, ca 43 air mi SW of Newcastle; ca 25 air mi NNW of Lance Creek.
Sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: hills N of Snyder Creek and SE of the confluence of Windmill and North Pasture draws, on Dixon or County Road 2, ca 38 air mi SW of Newcastle; ca 28 air mi N of Lance Creek.
Sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills S of and draining to West Fork Fiddler Creek on Upton - Fairview or County Road 59, ca 11 air mi S of Upton; ca 22 air mi WNW of Newcastle.
Grassland in sandy soil with rock outcrops. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: flat off Wyo Hwy 59, ca 1.7 air mi NW of Bill; ca 35 air mi N of Douglas.
Sagebrush grassland, with sandy soil and abundant Opuntia. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: North Fork Bear Creek and evirons, on Jenne Trail or County Road 34, ca 19 air mi WNW of Bill; ca 33 air mi SSW of Wright.
Sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Belle Fourche River off Hilight or County Road 52, ca 16 air mi N of Wright; ca 22 air mi S of Gillette.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Mush Creek Oil Field W of Coyote Draw, on two-track road off of Wyo Hwy 450, ca 14 air mi WSW of Newcastle; ca 23 air mi SSE of Upton.
Grassland, Carex filifolia and Stipa comata abundant. Phenology: fruiting.

U.S.A., Wyoming, Natrona County: [location and coordinates withheld]
Shale hills and sandy areas and badlands. Phenology: fruiting.
1. Descurainia pinnata (Walter) Britton var. osmiarum (Cockerell) Shinners
Annotated by Amy J. Roderick.
with Amy J. Roderick and Cherie Winner

U.S.A., Arizona, Coconino County: Coconino National Forest: Casner Research Natural Area: Casner Canyon E of Oak Creek, ca 2 air mi N of Munds Mountain, ca 3 air mi NE of Sedona.
Open south-facing slope with scattered chaparral, Opuntia, and cover of Bromus rubens. Phenology: fruiting.
with James F. Fowler

U.S.A., Arizona, Yavapai County: Prescott National Forest: just E of Ariz Hwy 89, ca 4 air mi N of Paulden; ca 20 air mi S of Ash Fork.
Juniper woodland. Phenology: flowering & fruiting.
with James F. Fowler

U.S.A., Arizona, Coconino County: Coconino National Forest: just E of U.S. Hwy 89 and along Hulls Wash, ca 1.5 air mi S of forest boundary, ca 23.5 air mi N of Flagstaff.
Juniper scabland on volcanic substrate. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Kaibab National Forest: Coconino Plateau: just off U.S. Hwy 180/Ariz Hwy 64 at the forest boundary, ca 2.5 air mi SW of Red Butte summit, ca 38 air mi N of Williams.
Pinyon/juniper forest. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along east side of YU Bench Road, ca 1.5 mi N of the Greybull River.
Sagebrush-grassland on sandy substrates with Bouteloua gracilis, Stipa comata, Poa secunda, Carex filifolia, Opuntia polyacantha, Delphinium geyeri and Haplopappus armerioides.

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: between U.S. Hwy 89A and House Rock Canyon in the vicinity of the scenic overlook, ca 8-8.5 air mi E of Jacob Lake; ca 29.5-30 air mi SE of Fredonia.
Steep slopes above the canyon with limy ledges. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Kaibab National Forest: east base of Kaibab Plateau above Corral Valley, along House Rock Wash or BLM Road 1065, ca 26 air mi ESE of Fredonia.
Sagebrush flats adjacent to old corrals. Phenology: flowering & fruiting.

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

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

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge just N of Cottonwood Creek at bridge, ca 30 mi NW of Thermopolis.
Overgrazed sagebrush-grassland with Bromus tectorum, Arenaria hookeri, and Plantago patagonica. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 1/4 - 1/2 mi N of Little Sand Draw Road, ca 15 mi NW of Thermopolis.
Sagebrush-grassland with Carex filifolia, Stipa comata, and Delphinium geyeri. Phenology: flowering & fruiting.

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 with Koeleria macrantha, Agropyron spicatum, Bouteloua gracilis, and Balsamorhiza incana. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: ca 1/3 mi on Lone Tree Gulch Road, ca 10 air mi NW of Saguache.
Pinus ponderosa woodland on west-facing slope with rocky outcrops into xeric meadow. Phenology: fruiting.

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: U.S. Hwy 160 E to Monte Vista, S on Colo Hwy 15 to County Road 2S (west); changes to Forest Road 28 then 10.2 road mi.
Pinyon/juniper woodland on north facing slope. Phenology: fruiting.

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Los Mogotes Mesa, south side below rimrock.
Rocky slopes. Phenology: fruiting.
1. Descurainia pinnata (Walter) Britton var. osmiarum (Cockerell) Shinners
Annotated by Jeanette Flaig.
with Jeanette Flaig

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Colo Hwy 149 W of Creede to Forest Road 507, 1.5 air mi on Forest Road 507 to Forest Road 508 then 0.6 road mi.
Grassy slopes of hill with scattered shrubs, Douglas fir-aspen slope, and disturbed areas due to mining activity; disturbed areas. Phenology: flowering & fruiting.
with Jeanette Flaig

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: vicinity of Fulcher Gulch, ca 13 air mi SW of Monte Vista off Forest Road 270.
Xeric foothills, 2% east-facing slope and ephemeral drainage. Phenology: flowering & fruiting.

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: ca 7 air mi NNE of Del Norte, just N of the Elephant Rocks and Shaw Springs.
Pinyon/juniper woodland with large rock outcrops; xeric open area. Phenology: flowering & fruiting.

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: County Road 42K, vicinity of Biedell Creek, 20 air mi NNE of Del Norte.
Open mesic foothill outwash. Phenology: flowering & fruiting.
with Sue Komarek

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: North Tracy Canyon, vicinity of Devils Knob, 3 air mi SW of Saguache.
Pinyon woodland foothills to rock buttes on east 40 deg slope. Phenology: flowering & fruiting.
with Kurt Flaig

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Lone Pine Reservoir, Lone Tree Gulch, NNW of Trickle Mountain, 18 air mi NW of Saguache.
Foothills with rock buttes on either side into gulch and mixed conifer forest. Phenology: flowering & fruiting.
with Kurt Flaig

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Seitz Creek, Forest Road 650, 14 air mi NW of Del Norte; S of Cyclone Mountain.
Very open pinyon woodland with scattered ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Forest Road 502, 0.5 mi N of Creede, just N of gaging station.
Roadside. Phenology: fruiting.
with Kurt Flaig

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Limekiln Peak, Old Spanish Trail, Limekiln, SW of Sevenmile Plaza, 7.5 air mi SE of Del Norte.
Open plains, foothill washout area with a few scattered pinyon pine up a northeast-facing slope. Phenology: flowering & fruiting.

U.S.A., Arizona, Apache County: Apache National Forest: White Mountains: along Benny Creek, ca 1 air mi W of south end of Greer, ca 14.5 air mi SW of Springerville.
Meadow, stream bottom, basalt outcrops and ledges, and adjacent open ponderosa pine forest. Phenology: fruiting.

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.
Annotated by Erin Foley.
with Erin and Michael Foley

U.S.A., Colorado, Grand County: Middle Park: Red Mountain, ca 2 mi E of Kremmling and 6.5 mi W of Parshall.
Sagebrush slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: along Buzzard Road, ca 2 air mi NE of Rendle Point above Separation Flats, ca 16 air mi NNW of Rawlins.
Rolling plains of sand, clay, and barren clay knolls with several species of Artemisia, Atriplex, and mats of Opuntia. Phenology: flowering & fruiting.
Annotated by Stuart Markow.
with Laura Welp

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: fruiting.
Annotated by Laura Welp.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: sand dunes ca 12 air mi W of Lost Creek Butte; ca 7.5 air mi E of Red Lake.
Partially vegetated sand dune with Ceanothus and Chrysothamnus shrubs. Phenology: flowering.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Disturbed roadside with sagebrush and Atriplex; sandy soil. Phenology: flowering & fruiting.

Gentle south facing slope with grasses and sagebrush; sandy soil. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: top of Red Rim, ca 8 air mi SW of Hadsell; ca 13.5 air mi E of Creston Junction.
Sandstone outcrops on ridgetop; sandy soil. Phenology: flowering & fruiting.

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

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

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: ridge in Red Desert Basin, ca 16 air mi NW of Red Desert; ca 9.5 air mi SE of Chalk Butte.
Sparsely vegetated south facing slope with Oryzopsis, Stipa, and scattered sagebrush and rabbitbrush; fine sandy soil. Phenology: flowering & fruiting.

U.S.A., New Mexico, Sierra County: 24.8 mi S of Engle; dirt road.
Common in disturbed soil along road, low rolling hills and plains; dominants include Larrea and Florensia.

U.S.A., Arizona, Coconino County: Flagstaff vicinity.

U.S.A., New Mexico, Bernalillo County: Albuquerque.
T10N R3E
Earl F. Castetter, s.n.. 4/30/1929.

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 3/4 air mi E of Utah off Wyo Hwy 89 ca 4 air mi SW of the intersection of U.S. Hwy 30 and Wyo Hwy 89, ca 21.5 air mi SSE of Cokeville; ca 25.5 air mi W of Kemmerer.
Wash through sagebrush-grassland. Phenology: flowering & fruiting.
Annotated by Thomas Cramer.
with Tom Cramer

Mesa. Phenology: flowering.
Annotated by Thomas A. Bell in 1953.

Annotated by Thomas A. Bell in 1953.

Mesa. Phenology: flowering.

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

U.S.A., Wyoming, Fremont County: Upper Wind River Watershed: Terrace above East Fork-Sage Treatment Area: ca 8.5 air mi ENE of Dubois; on 2-track 0.6 mi from main East Fork Road to old fence line; along closed 2-track/old fence line ca 0.5 mi S to row of posts.
Artemisia tridentata var. wyomingensis bladed in rows. Plot 93084 SW, NW, NW

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

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ridge between Shorty Draw and French Creek, ca 9 air mi E of Fairburn: ca 14.5 air mi SE of Hermosa.
Grassland on top of the butte. Phenology: flowering & fruiting.

U.S.A., New Mexico, Luna County: W of Deming.
Forrest Shreve, s.n.. 5/5/1933.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 97 on Commanche Rim, ca 7.5 air mi S of Tres Piedras.
Rocky rim, roadside and forest canyon slopes with ponderosa pine. Phenology: fruiting.

U.S.A., Arizona, Navajo County: Between Flagstaff and Holbrook. [Winslow]
Coconino/Navajo counties. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canada de los Commanches, ca 4 air mi E of La Madera.
Sagebrush flats, side drainage and mesa top with pinyon/juniper woodland. Phenology: fruiting.

U.S.A., New Mexico, Eddy County: Carlsbad Caverns.
Sandy draws. Phenology: flowering & fruiting.
1.
Annotated by Aven Nelson in 1937.
Gladys Convis, 44. 4//1930.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Tusas Mountain via Forest Road 712, S of U.S. Hwy 64, ca 9 air mi W of Tres Piedras.
Mixed conifer forest with grazed meadows of Veratrum and Poa pratensis. Phenology: flowering & fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Rio Grande canyon rim at Gorge Bridge, west rim trail.
Rocky canyon rim with Artemisia tridentata. Phenology: flowering & fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: NM Hwy 567 at Rio Grande Bridge and up road for ca 0.5 mi, ca 10 air mi SW of Taos.
Roadside with weeds and canyon slopes. Phenology: fruiting.
with Jill E. Larson

U.S.A., Arizona, Coconino County: Flagstaff.
Weed in fields. Phenology: flowering.
Annotated by C. L. Porter in 1945.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Cebolla Mesa Campground and overlook at the end of Forest Road 9 and 0.6 air mi N.
Pinyon/juniper woodland. Phenology: flowering & fruiting.
with Jill E. Larson

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Miner's trail, ca 4 air mi N of Dunn Bridge on the Rio Grande, across from small canyon between Ojitos and Garrapata canyons.
Sandy rim and trail to river. Phenology: fruiting.
with Jill E. Larson

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Mesa de los Viejas, Rim Vista, ca 4 air mi NW of Ghost Ranch.
Pinyon/juniper woodland and sandstone rim rock. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Carracas Rim above Tio Quinto Canyon on the north side of Carracas Mesa off Forest Road 218A, ca air mi of Dulce.
Open, stony ponderosa pine forest.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: along Forest Road 23, N of the flagstone quarry and a tributary of Arroyo de Comales, ca 6 air mi NW of Abiquiu.
Sandy area interspersed with sandstone pavement in open pinyon/juniper. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Huckaby Ecosystem Improvement Project: along Forest Road 145 and west tributary of Daggett Canyon, ca 12 air mi WSW of Canjilon.
Gentle slopes and flats, weedy and grassy with all woody vegetation removed ca 2 years previous. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 421 in Canada Biscara, ca 3/4 air mi N of U.S. Hwy 64, ca 1 air mi W of Tusas Ridge and ca 10 air mi NW of Tres Piedras.
Dry meadow with Blepharoneuron tricholepis, Festuca arizonica, and Muhlenbergia montana. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Platte Pipeline or BLM Road 1430, ca 3/4-1 air mi S of Red Hill, ca 13.5 air mi W of Worland.
Blue grama grassland with patches of Artemisia-Grayia and ant colonies. Phenology: flowering & fruiting.
with Luanne Lum

U.S.A., Wyoming, Big Horn County: Bighorn Basin: ca 0.4-0.6 mi S of Elk Creek on Dorsey Creek or BLM Road 1103, ca 9.5 air mi SSW of Otto; ca 16 air mi SW of Basin.
Sandy soil in patches of Artemisia-Grayia on the flats in the badlands. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Fifteen Mile or BLM Road 1429, ca 1 air mi E of North Fork Fifteen Mile Creek, ca 13 air mi NW of Worland.
Saltbush flats. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Washakie County: Bighorn Basin: along Ten Mile or BLM Road 1429, ca 6.5 air mi NNW of Worland.
Sagebrush on sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Alkali Road or BLM Road 1111, ca 7.3 air mi N of Hyattville or ca 18.5 air mi ENE of Manderson.
Juniper woodland with sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along BLM Road 1427, ca 2 air mi ESE of Manderson.
Sagebrush. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Elk Creek or BLM Road 1101, ca 5.5 ESE of Manderson.
Sagebrush with grasses. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Grand Canyon.
Coconino/Mohave counties. Phenology: flowering & fruiting.
J. Francis Macbride, 354. 6//1915.
with E. B. Payson

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

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

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 65, ca 1.1 air mi ESE of Ten Sleep.
Juniper and sagebrush with yucca adjacent to landfill. Phenology: flowering & fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: along County Road 83, ca 9.2 air mi NW of Ten Sleep and 9.2 air mi SSE of Hyattville.
Sagebrush on sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dorsey Creek or BLM Road 1103, ca 7 air mi ESE of Otto and ca 11.5 air mi ESE of Greybull.

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

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Casto Draw: ca 1 mi from Colo Hwy 141.
Clay and granite gravel slopes with Juniperus and Coleogyne. Phenology: flowering & fruiting.

U.S.A., New Mexico, Lincoln County: Gray.
Josephine Skehan, 85. 5//1898.

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

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: SW of County Road 61, ca 2 air mi SE of the confluence of Willow and Sugar creeks; ca 10.5 air mi SSW of Gunnison.
Ponderosa/sagebrush association in rocky hills with Douglas fir and junipers. Phenology: fruiting.

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

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

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: Cebolla Creek where it meets with Blue Mesa Reservoir, ca 1.8 air mi E of Carpenter Ridge; ca 4.6 air mi W of Blaine Rock.
Water's edge. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Park: Gunnison National Forest: ca 0.1 air mi SE of Forest Road 804, ca 2.2 road mi from intersection with County Road NN-14; ca 2.5 air mi SE of Cochetopa Dome; ca 6 air mi WSW of North Pass.
Ash beds in ravine of mountain parkland. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: Four Corners Archery Range, County Fairground turnoff; 3.5 air mi E of Cortez.
Sagebrush, pinyon, juniper and rabbitbrush; cryptogamic soil. Phenology: flowering & fruiting.
Lynn Marie Moore, 1319a. 5/2/1994.
with Marie Rambo and Carlann Defontes

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: McElmo Canyon area, 13.5 air mi W Cortez; ca 13 road mi W of U.S. Hwy 160 to trail head of East Fork and Sand Canyon.
Pinyon, juniper, saltbrush, Artemisia, Cercocarpus, Amelanchier, antelope brush, and rabbitbrush on cryptogamic soil. Phenology: fruiting.
with Marie Rambo

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

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock area off Colo Hwy 141, ca 39.5 air mi SW of Nucla.
Pinyon-juniper zone with Fendler brush, Cercocarpus, and Amelanchier in cryptogamic soil. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Area; ca 37 air mi SW of Nucla, side road off east side of Colo Hwy 141.
Pinyon-juniper zone with Fendler brush, Cercocarpus, Ephedra, and Rhus. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 21 air mi NNW of Cortez, adjacent to Hovenweep National Monument; bike trail off County Road 10, NE of Square Tower Ruins.
Pinyon-juniper zone with antelope brush and Artemisia in cryptogamic soil and rimrock pavement. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: Mockingbird Mesa, ca 1.5 road mi S of the intersection of County Road 11 and County Road Y, ca 18.25 air mi S of Dove Creek.
Pinyon-juniper zone with Artemisia, antelope brush, Amelanchier, and Cercocarpus in cryptogamic soil. Phenology: flowering & fruiting.

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

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Lake Creek Spring, ca 2.5 road mi E of Utah border, N of Colo Hwy 90, ca 28 air mi W of Nucla.
Quercus, Amelanchier, pinyon-juniper, hanging garden under limestone cliff. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: East Island Mesa Spring, County Road Z1, ca 24 air mi SW of Nucla.
Pinyon-juniper, Ephedra, Purshia, and Salix surrounding seepage and spring with cryptogrammic soil and rimrock pavement. Southeast-facing slope. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, San Miguel County: [location and coordinates withheld]
Artemisia, Atriplex, and Stipa on southeast facing slopes. Phenology: flowering & fruiting.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: ca 15 air mi N of Dove Creek in Disappointment Valley, County Road K20.
Artemisia, Stanleya, and Astragalus with selenium odor, in gypsum soil, west-facing. Phenology: fruiting.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: Upper east end of Disappointment Valley, County Road D.00, Warden Draw, ca 26 air mi N of Dolores.
Pinyon-juniper, ponderosa, Douglas fir, J. scopulorum, Artemesia, rabbitbrush, Paraphyllum, Atriplex, strong selenium odor on a south facing slope. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: ca 18 air mi NW of Naturita, ca 2.5 air mi S of Bedrock, east-side of Dolores River Canyon.
Pinyon-juniper, Artemesia, and Fendlera on the east facing slope of the west side of the canyon. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Lower Little Gypsum Valley, County Road 20.R, ca 20 air mi WSW of Naturita.
Artemesia, and scattered pinyon-juniper on north-facing gypsum-soil with selenium odor. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Canyon, Dolores River, ca 18 air mi W of Naturita at mouth and surrounding area of Leach Creek.
Pinyon-juniper, Salix, and Fraxinus on a southwest facing wash. Phenology: fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: entrance to McPhee Recreation Area on County Road 25.
Pinyon-juniper and grassy areas. Phenology: flowering & fruiting.

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

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 24 air mi W of center of Cortez.
Pinyon-juniper and grassland following state line, sandstone caprock with shale below. Phenology: fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 25 air mi WSW of center of Cortez.
Sandstone caprock, canyons, some shale below, and an active sand dune; pinyon-juniper and grasslands. Phenology: fruiting.

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: just off Bushwacker or County Road 432, ca 10.5 air mi W of Shoshoni; ca 14.5 air mi N of Riverton.
Sandy areas above the stock pond. Phenology: flowering & fruiting.
Annotated by Rachel Newton.
with Rob Massatti and Rachel Newton

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

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: along northeast end of Pilot Butte Reservoir, ca 1 air mi E of Morton; ca 22.7 air mi NW of Riverton.
Sandy clay flats with Atriplex and Artemisia. Phenology: flowering & fruiting.
Annotated by Rachel Newton.

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Middle Reservoir along Cottonwood Drain on Sand Mesa, ca 12.5 air mi NW of Shoshoni; ca 20.5 air mi N of Riverton.
Sandy slope. Phenology: flowering & fruiting.

U.S.A., New Mexico, no county County:
Matilda Coxe Stevenson, s.n.. //1910.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Greyrock National Recreation Trail off Colo Hwy 14, ca 11 air mi NW of Fort Collins.
Shrubby, steep and dry, south facing hillsides with Cercocarpus, Purshia, Opuntia, and Delphinium, and Prunus in shallow ravines. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Platte Canyon on Seminoe Dam Road near Sinclair.
42.1558° N, 106.9084° W; NAD 83, uncertainty 0.5 mi., Digital Map
Clayey soil. Phenology: flowering & fruiting.
Annotated by Ronald L. Hartman in 1977.

U.S.A., Wyoming, Carbon County: Separation Flats, 25 mi N of Rawlins.
42.1205° N, 107.4221° W; NAD 83, uncertainty 3 mi., Digital Map
Locally abundant, alkaline soil with Sarcobatus. Phenology: flowering & fruiting.
with Marjorie W. Porter

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: 5 air mi WNW of Cuba, just E of retention dam #13 at forest boundary. W 0.2 air mi to road.
A shallow concave, grassy basin with scattered ponderosa pine and sagebrush surrounded by soft sandstone bluffs and with sandy soils; drainage. Sheet 1 of 2. Phenology: flowering & fruiting.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 96 at Regina cemetary, 1 air mi S of Regina.
Grassy roadside corridor through sagebrush shrubland. Soft sedimentary soils. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo de la Anima, eastern flank of Loma Parda, 1 air mi S of extreme southern corner of Abiquiu Land Grant.
Gentle slope of arroyo, a meadow, within pinyon/juniper woodland. Phenology: flowering & fruiting.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo Montasa canyon, 1 air mi up canyon from junction with the Rio Grande River and across river from Bandelier National Monument. W 0.3 air mi to N35.716 W106.256 at pour off.
Riparian bottom; steep, metamorphoic canyon walls with juniper . Phenology: flowering & fruiting.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 24 on the Caja del Rio Plateau, 6 air mi WNW of Santa Fe Municipal Airport. N35.638 W106.200 NE 2.1 air mi to N35.665 W106.182 at Twelve Hundred Well.
Grazed juniper woodland. Phenology: fruiting.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Guaje Canyon on Forest Road 442, 5 air mi ENE of Los Alamos; from boundary with San Ildefonso Pueblo Grant to W 0.2 air mi on Rendija Road.
Roadside through canyon bottom with scattered ponderosa pine above, and juniper, Apache plume, and aromatic sumac below. Phenology: fruiting.

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Glorieta Mesa: Valle Grande on Forest Road 323, ca 4.5-5 air mi S of South San Ysidro; ca 13.5-14 air mi SSE of Pecos.
Artemisia frigida/Bouteloua gracilis meadow dominated by forbs. Phenology: flowering & fruiting.

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Anton Chico Grant: Forest Road 85 at northern forest boundary, 1.5 air mi S of Bernal. Within 0.3 air mi of N35.367 W105.310.
Broad grassy plain with scattered juniper, and roadside. Phenology: fruiting.

U.S.A., Arizona, Coconino County: Off Ariz Hwy 67, 20.1 mi S of Jacob Lake.
Near large limestone rock in a meadow. Phenology: flowering.
with Kathryn W. Rollins

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

U.S.A., New Mexico, Sierra County: 24.8 mi S of Engle; dirt road.
Common in disturbed soil along road, low rolling hills and plains; dominants include Larrea and Florensia. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southeastern Plains: Goshen Hole: Fort Laramie National Historic Site: at Oregon Trail parking area, ca 3 air mi WNW of Fort Laramie (town).
River borders with saturated gravelly loam, slope 0; Spartina pectinata - Scirpus pungens herbaceous vegetation; associated species are Sphenopholis obtusata, Juncus nodosus, Scirpus pungens. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southeastern Plains: Fort Laramie National Historic Site: south side of Laramie River, ca 2.5 air mi SW of Fort Laramie (town).
At water's edge of river shoreline bordering wet meadow, on muck over gravel, with Carex hystricina, C. aquatilis. Phenology: flowering & fruiting.
with Ted Benson

U.S.A., Wyoming, Platte County: Camp Guernsey: ca 0.2 km E of North Platte River, ca 1.2 km N of U.S. Hwy 26.
Locally common, stabilized sand dune, gentle to moderate slopes with Artemisia filifolia, Yucca glauca, Andropogon hallii, Calamovilfa longifolia. Phenology: flowering & fruiting.
with C. A. Popolizio

U.S.A., Wyoming, Big Horn County: Ca 5 mi W of Burlington.
On clay bluffs in sand with Artemisia, Atriplex, Opuntia communities.

U.S.A., Wyoming, Platte County: Southeastern Plains: north bank of the North Platte River (Wyoming Game and Fish Department Rawhide Unit).
Populus deltoides community on north side of river with shrubby understory. Phenology: flowering & fruiting.
Michele Barlow, 80. 6/7/1991.
with Steve Kettler

U.S.A., Wyoming, Carbon County:
41.375° N, 107.7295° W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!
Juniper forest with Artemisia. Phenology: flowering & fruiting.
Annotated by Robert D. Dorn in 1986.

U.S.A., Wyoming, Sweetwater County: Green River Basin: foothills and summit of small, shaley mountain just NE of junction of Cedar Mountain Road and Big Dry Creek Road; ca 1.5 air mi NW of county road; ca 7.5 mi SW of McKinnon Junction.
Slopes and colluvial fans with surface layer of coarse, reddish sandstone gravel and cobbles in Atriplex gardneri-Chrysothamnus nauseosus cushion plant community. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: Little Colorado Desert: ridge on north side of Reardon Draw, ca 2.2 mi E of the Green River, and ca 8.5 mi SSE of Big Piney.
Clay flats at base of gray clay/red striped badlands slopes; soil with well-developed black cryptogammic crust; community of Artemisia tridentata var. wyomingensis; with Elymus lanceolatus, Poa secunda, Elymus elymoides, and Artemisia spinescens. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: North Platte River Valley: west rim of Sheep Rock, 0.5-1.5 mi S of the Pick Bridge Road, 3/4-1 1/4 mi N of the North Platte River; ca 4 air mi N of Saratoga.
Ashy-sandy barrens on bench amid Cercocarpus montanus grasslands; soil loose, vegetative cover ca 5%. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Mesa Verde National Park.
Hillsides. Phenology: flowering & fruiting.

U.S.A., Colorado, Prowers County: La Mar.
River bottoms. Phenology: flowering & fruiting.

U.S.A., New Mexico, San Juan County: Aztec.

U.S.A., Colorado, Larimer County:

U.S.A., Colorado, Larimer County:
Plains. Phenology: fruiting.

U.S.A., New Mexico, Bernalillo County: Pino Canyon: Sandia Mountains.
T11N R5E
Hillside. Phenology: flowering & fruiting.

U.S.A., New Mexico, Colfax County: Eagle Nest Lake.
Meadows. Phenology: flowering & fruiting.

U.S.A., Colorado, Weld County: NW of Grover.
Bluffs. Phenology: fruiting.
Earl Lynd Johnston, 181. 5/24/1926.

U.S.A., Colorado, Ouray County: Ridgway.
Dry white slopes. Phenology: fruiting.
with Lois B. Payson

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

U.S.A., Colorado, Chaffee County: Buena Vista.
Frank L. Moore, s.n.. 6//1886.
with C. E. Moore

U.S.A., Colorado, Delta County: Delta.

U.S.A., Colorado, Moffat County: Craig

U.S.A., Colorado, Mesa County: Grand Junction, north side of town.
39.0921° N, 108.5618° W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!

U.S.A., Colorado, Mesa County: Hills S of Grand Junction.
South-facing hills. Phenology: flowering & fruiting.

U.S.A., Colorado, Moffat County: W of Craig.

U.S.A., Colorado, Mesa County: Grand Junction: S.
Hills. Phenology: fruiting.

U.S.A., Colorado, Saguache County: Near Sargent.

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

U.S.A., Colorado, Gunnison County: Sapinero.
Annotated by Aven Nelson.

U.S.A., Colorado, Alamosa County: Alamosa.
Flats. Phenology: fruiting.

U.S.A., Colorado, Weld County:
Infrequent on 0-5% slope in sandy loam. Phenology: fruiting.
Annotated by Reed C. Rollins.
with Earl N. Jones

Descurainia pinnata var. osmiarum ()
U.S.A., Colorado, Lake County: Near Leadville.
with N. T. Schedin

U.S.A., Colorado, Huerfano County: N of La Veta.
River bluffs. Phenology: flowering & fruiting.

U.S.A., Colorado, Huerfano County: Walsenburg.

U.S.A., Colorado, Las Animas County: ca. 6 mi S Pinon Canyon.
37.32° N, 103.52002° W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!
Shortgrass prairie in cedar break on north-facing slope in shallow soil over sandstone bedrock. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre National Forest: Dry Park.
Common on 10% southwest slope in woodland. Phenology: fruiting.
Annotated by Larry E. Brown.

U.S.A., Colorado, Rio Grande County: Rio Grande National Forest: Dry Creek.
Stream bank on 10% east sandy dry slope. Phenology: fruiting.
Annotated by Reed C. Rollins.

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

U.S.A., Colorado, Montrose County: Near road to Paradox; ca 1.1 mi S of the junction of CO Hwys 141 and 90.

U.S.A., Colorado, Conejos County: Punche Valley: ca 8 mi E of Antonito.
Clay-like soil in an Atriplex-Chrysothamnus area. Phenology: flowering.
with Kathryn W. Rollins & A. G. Roads

U.S.A., Colorado, Conejos County: Punche Valley: ca 8 mi E of Antonito.
In bushes. Phenology: flowering & fruiting.
with Kathryn W. Rollins & A. G. Roads

U.S.A., Colorado, Saguache County: Near CO Hwy 17; 7 mi S of Villia Grove.
Sandy soil. Phenology: flowering & fruiting.

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: Philmont Training Center.
Common weed. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest: southeast rim of Jaramillo Canyon.
Pinyon/juniper woodland with some Douglas fir in sandstone and sand. Phenology: fruiting.
with Susan D'Alcamo, Neil and Donald Snow.

U.S.A., New Mexico, Rio Arriba County: Manzanares Mesa: ca 6 air mi SE of Navajo City.
Pinyon/juniper sandstone mesa. Phenology: fruiting.
with Susan D'Alcamo, Neil and Donald Snow.

U.S.A., New Mexico, San Miguel County: Las Vegas.

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

U.S.A., Wyoming, Converse County: Laramie Range: along unnamed creek, ca 8.5 air mi from Glenrock on County Road 19.
Cow pasture and adjacent sandstone/granite canyon. Phenology: flowering & fruiting.
with T. McGowan & T. Freeman

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: slopes above Colorado River-Sweetwater Creek confluence, ca 19 air mi NE of Glenwood Springs.
Steep, dry south-facing sandstone and shale slopes and cliffs, with juniper, pinyon pine, and saltbush. Phenology: fruiting.

U.S.A., Colorado, Eagle County: [location and coordinates withheld]
Dry slopes above and around limestone cliffs, with sagebrush, pinyon pine, and juniper. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: draw into Cottonwood Creek from the S between Streckfus Draw and Wyo Hwy 789, ca 4 air mi NNW of Baggs.
Rocky outcrops with sandy soil. Phenology: fruiting.

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

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: off Wyo Hwy 120 on Red Ridge, ca 5.5 air mi E of Grass Creek Post Office; ca 26.5 air mi NW of Thermopolis.
Sandy-clay slopes covered with sandstone rubble in rough breaks.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: west and above Triple Draw, ca 17 air mi ESE of Lovell.
Sandy clay flats and slopes among sagebrush and saltbrush above.

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

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

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: hills along Wagonhound Creek W of Wagonhound Bench, ca 6 air mi WNW of Hamilton Dome, ca 26 air mi NW of Thermopolis.
Stony clay slopes at lower level of rough breaks.
with Robin Jones

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ridge between North and Middle Forks of Owl Creek, ca 17 air mi WSW of Hamilton Dome, ca 34 air mi W of Thermopolis.
Disturbed areas.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Cottonwood Creek, ca 6 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis.
Rolling hills with sandstone outcrops, sandy and clay patches in sagebrush-grassland or grassland.

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

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

U.S.A., Wyoming, Washakie County: Bighorn Basin: ca 5.5 air mi S of Worland on the Nowater Trail.
Sandy soil in sagebrush grassland.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 0.8 mi S of Hamilton Dome; ca 19.5 air mi WNW of Thermopolis.
Roadside.

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

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 5.5 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis.
Sagebrush-grass slopes and draws.
with Robert S. Kirkpatrick

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

U.S.A., Wyoming, Crook County: Black Hills: Inyan Kara Mountain (east half).
Open south-east facing slope on outer mountain with scattered pines, rocky soil.

U.S.A., Wyoming, Fremont County: Wind River Basin: west side of Ocean Lake.
Sagebrush grassland.

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

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

U.S.A., Wyoming, Fremont County: Wind River Basin: Poison Creek, W of Castle Gardens Road, ca 1 air mi SW of Moneta.
Sagebrush grassland.

U.S.A., Wyoming, Fremont County: Chalk Hills Draw: ca 10 air mi SE of Moneta on Castle Gardens Road.

U.S.A., Wyoming, Fremont County: Flats, across U.S. Hwy 26 from Paradise Valley Road, ca 6 air mi WNW of Riverton.
Steep sagebrush grassland slopes.
with Georgia Haines

U.S.A., Wyoming, Fremont County: Wind River Basin: Red Canyon Rim, ca 14 air mi SSE of Lander.
Patches of soil in nugget sandstone.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 road mi NW of Rockypoint.
Open ponderosa pines, dissected plateau.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 18 air mi SSE of Reno Junction.
Sagebrush plains, and small pool of standing water; plains.

U.S.A., Wyoming, Campbell County: Powder River Basin: Porcupine Creek; ca 15 air mi SSE of Reno Junction.
Creek margins and adjacent sandy flats; plains.

U.S.A., Wyoming, Converse County: Powder River Basin: ca 14 air mi NE of Bill.
Plains, rocky crest; plains.
with Ronald L. Hartman and Mary Alice Sanguinetti.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
Plains, sandstone outcrops, and hard sand along pipeline route; sandy plains.

U.S.A., Wyoming, Natrona County: Powder River Basin: ca 12.5 air mi N of Casper.
Rolling sandy plain, sandstone outcrops; plains.

U.S.A., Wyoming, Washakie County: Bighorn Basin: Signal Butte; ca 1.5 air mi WSW of Ten Sleep.
Flats along drainage, shale slopes and rocky ridge top of butte; slopes.

U.S.A., Wyoming, Washakie County: Bighorn Basin: intersection of Wyo Hwy 434 and Spring Creek Road.
Disturbed plains along road. No elevation listed in field book.

U.S.A., Wyoming, Washakie County: Bighorn Basin: ca 6 mi W of Ten Sleep.
Sandy slopes with sandstone outcrop.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: ca 12 air mi SE of Lovell.
Red beds and shales with some gypsum; mosaic of community types dominated by Sarcobatus, Atriplex tridentata, and Atriplex gardneri.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Steamship Rock and vicinity: 9 air mi N of Greybull.
Mostly shales; mesa top, steep slopes, and roadside; greasewood, sagebrush, and saltbrush community types.

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: Boulder Basin Trail, Hunter Creek, and vicinity.
Rolling grassy hills with scattered limber pine.
with Robert S. and Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Park County: Absaroka Mountains: Corral Creek and adjacent plains.
Rolling grassy and sagebrush plains and roadsides.
with Robert S. and Ruth E. B. Kirkpatrick

U.S.A., Wyoming, Fremont County: Absaroka Mountains: Horse Creek, ca 5 air mi N of Dubois.
Rolling sagebrush grassland and hills and river margins.
with Robert S. and Ruth E. B. Kirkpatrick

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, Converse County: Powder River Basin: Wyo Hwy 59, ca 20 mi N of Douglas.
Sandy slope.

U.S.A., Wyoming, Campbell County: Powder River Basin: Wyo Hwy 59, less than 1 mi N of Converse County.
Rolling grasslands and sagebrush slopes, dissected by a stream.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 14.5 air mi S of Gillette at crossing of Caballo Creek.
Low flats along creek dominated by sagebrush and greasewood.

U.S.A., Wyoming, Converse County: Powder River Basin: Wyo Hwy 59 at South Fork Cheyenne River.
Rolling plains dissected by river.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 18 air mi SE of Gillette.
Hill with grassy ridge and steep slopes, eroded slopes, and roadside; ridge.

U.S.A., Wyoming, Campbell County: Powder River Basin: along Porcupine Creek, ca 15 air mi SSE of Reno Junction.
Margins and adjacent sandy flats.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: off Sheep Creek or County Road 43, ca 3.5-4 air mi ENE of Torrington.
Disturbed areas under cottonwoods along irrigation ditch and in old playa in stabilized sand dunes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: between Horse Creek and Table Mountain on Wyoming Game and Fish Table Mountain Wildlife Management Area, ca 4 air mi SSE of Huntley; ca 14 air mi S of Torrington.
41.88° N, 104.12° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!
Grasslands on sandy clay soils with marshes and playas. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: northwest end of Bear Mountain, ca 7 air mi SSW of Hawk Springs; ca 27 air mi SSW of Torrington.
Stabilized sand dunes on top of mesa. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Laramie Mountains: along Fletcher Park or County Road 133 ca 3/4-1 air mi N of the North Laramie River, ca 23 air mi WSW of Guernsey; ca 14 air mi NW of Wheatland.
Slopes and benchland of fine gravelly soils with cobblestones. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Baker Cabin or County Road 108 between North Fork Cottonwood Creek and Gray Wall, ca 12 air mi NE of Arminto; ca 51 air mi NW of Casper.
Grassland and sagebrush-grassland below stony knoll. Phenology: flowering & 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!
Sandy plains at the base of cobblestone slopes in the river valley. Phenology: flowering & fruiting.
Annotated by Laura Welp.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: hills S of the Laramie River and SW of Grayrocks Reservoir, ca 8.8 air mi NE of Wheatland; ca 11.5 air mi SSW of Guernsey.
Steep cobblestone slopes. Phenology: flowering & fruiting.
Annotated by Laura Welp.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Richeau or County Road 265 ca 2.5 air mi W of I-25, ca 8.3 air mi NW of Chugwater; ca 14 air mi S of Wheatland.
Mixed grass plains on shallow soil. Phenology: fruiting.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: between County Road 215 and Union Pacific Railroad tracks, ca 2.3 air mi W of Hillsdale; ca 15.3 air mi NE of Cheyenne.
Slopes near sandy shale outcrops and ledges. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: between Sprager and Middle creeks along County Road 139 ca 19 air mi NNW of Burns; ca 26.3 air mi NE of Cheyenne.
Slopes near sandy shale outcrops and ledges. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Johnson Reservoir 3, ca 6 air mi NNW of Wheatland.
Sandy slopes and lake margin. Phenology: fruiting.

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: ca 18 air mi W of Farson in a side branch of Eighteen Mile Canyon.
Sandy sagebrush and Atriplex hillsides. 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: Fourmile Gulch, ca 6 air mi ENE of Fontenelle Dam.
Sandy sagebrush gulch sides. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 12.5 air mi SW of Big Piney.
Sandy sagebrush at base of sandstone outcrops. Phenology: flowering & fruiting.

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

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

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 15.5 air mi SSW of La Barge.
Sandy sagebrush hillside. Phenology: flowering & fruiting.
with Jane T. Kellett

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

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 13.5 air mi NE of Kemmerer.
Sandstone outcrops on mesa side. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sublette County: Green River Basin: ca 11.5 air mi SW of Boulder.
Flat draw bottom with Atriplex and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Green River Basin: ca 13 air mi N of Opal.
Sandy draw along sandy hillside base. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 5.5 air mi E of Fontenelle Dam.
Sandy roadside with occasional clay patches. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: ca 11.5 air mi NW from Farson ice cream store.
Open grassland. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: by radio tower, ca 2 mi on Colo Hwy 159, S of San Luis.
By small reservoir and on hill; riparian with Artemesia tridentata. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above a draw leading into South Fork Lone Tree Creek, off Grieves Road, ca 20.5 air mi SW of Newcastle.
On or around sandstone outcrops, buttes, or ridges in rolling grasslands. 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.

Disturbed meadows. Phenology: flowering & fruiting.

Ponderosa pine forest on sandstone ridge W of canyon.

Ponderosa pine forest on sandstone ridge W of canyon; disturbed soil around old building. 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: Black Hills: Inyan Kara Mountain (east half).
Open south-east facing slope on outer mountain with scattered pines, rocky soil. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: junction of Ute Pass Road with Forest Road 857 at Columbia Gulch; off U.S. Hwy 285, W of Villa Grove.
Ponderosa pine. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: on Colo Hwy 114 at west end of Saguache.
Grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Powder River Basin: ca 3 air mi SE of Rochelle.
Plains, sagebrush, and small draw, gullyside; plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Powder River Basin: just N of Cheyenne River, ca 7 air mi SSE of Rochelle.
Hills. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Washakie Basin: along Windmill Draw Road, ca 22 air mi NW of Baggs; ca 46 air mi SW of Rawlins.
On sand dunes with Grayia, Muhlenbergia. Common. Phenology: flowering & fruiting.

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

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

U.S.A., Wyoming, Sweetwater County: Red Desert: Orendo Butte.
Dry, sandy draws. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Flaming Gorge National Recreation Area: west side of Flaming Gorge Reservoir between Firehole Canyon and Sage Creek Basin, ca 13 air mi S of Green River.
Sandy clay slopes with scattered rock, dominated by desert shrubs. Phenology: flowering & fruiting.
Annotated by C. H. Refsdal.
with C. H. Refsdal and Laura Welp

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

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 19 air mi SW of Green River; 1.1 mi W on BLM Road 4315 (Burnt Fork Road).
41.2451° N, 109.781° W; uncertainty .75 mi., Digital Map
Rolling semi-barren badlands, sandy soils with chert. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Bates Creek.
Waste grounds. Phenology: fruiting.
Leslie N. Goodding, 195. 7/5/1901.

U.S.A., Wyoming, Carbon County:
T16N R92W
Juniper forest with Artemisia. Phenology: fruiting.
Annotated by Robert D. Dorn in 1986.

U.S.A., Wyoming, Converse County: E of Douglas.
Rangeland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Douglas: W of town.
Rolling hills. Phenology: flowering & fruiting.
Annotated by B. E. Nelson in 1986.

U.S.A., Wyoming, Converse County: Douglas, E of city
Sandy soil. Phenology: flowering & fruiting.
Robert E. Pfadt, s.n.. 6/3/1943.

U.S.A., Wyoming, Natrona County: Split Rock: near Split Rock Ranch.
On and around dry, rocky soil and boulders. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 8 air mi E of Casper.
Sandstone outcrops, sandy slopes and grassland. Phenology: fruiting.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
Old roadcut with original grasslands along fences, sandy soil. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Wyoming Game and Fish Department's Rawhide unit along the North Platte River, ca 3.3 air mi SE of Lingle, ca 6.8 air mi WNW of Torrington.
Parking lot area. Phenology: flowering & fruiting.
Steve Kilpatrick, RH20. 6/9/1982.
with J. L. Robinson

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

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

U.S.A., Wyoming, Sweetwater County: Rock Springs Uplift: adjacent to WY Hwy 191 at milepost 25 N of Rock Springs.
Flats at base of low ridge on sandy-clay soil; with Artemisia tridentata, Atriplex gardneri. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Green River Basin: badlands on northeast foothills of Devils Playground, west side of Wyo Hwy 520, 2 road mi S of turnoff to South Buckboard Crossing, ca 1 1/4 mi W of Flaming Gorge Reservoir.
Gravelly N and E facing shale slopes with surface gravel of shale and sandstone flakes and chert; with Artemisia tridentata var. wyomingensis, Poa secunda, Oryzopsis hymenoides. Phenology: fruiting.
with Jane Struttmann

U.S.A., Montana, Carbon County: Bighorn Basin: Bear Bench Mark hill off Helt or BLM Road 1016, ca 24 air mi SE of Bridger.
45.0668° N, 108.5579° W; uncertainty 0.25 mi., GPS reading
Sagebrush steppe. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Bighorn Basin: Gypsum Creek and vicinity S of Helt or BLM Road 1016, ca 28.5 air mi SE of Bridger.
45.054° N, 108.464° W; uncertainty 1 mi., GPS reading
Arroyo bottom. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Pryor Mountains: Pryor Mountain Wild Horse Range: on Burnt Timber or BLM Road 1018, ca 1.5 air mi E of Crooked Creek, ca 33 air mi SE of Bridger.
45.0273° N, 108.3673° W; uncertainty 0.5 mi., GPS reading
Open sandy clay bench surrounded with sagebrush. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Pryor Mountains: Pryor Mountain National Wild Horse Range: on Sykes Ridge or BLM Road 1019 at the state line, ca 37 air mi SE of Bridger.
45.0008° N, 108.3027° W; uncertainty 0.5 mi., GPS reading
Outwash flats from limetsone covered redbeds. Phenology: flowering & fruiting.

U.S.A., Montana, Carbon County: Bighorn Basin: mouth of Inferno Canyon at the west base of the Pryor Mountains, ca 2 air mi E of Rail Bed Road, ca 18 air mi SE of Bridger.
Stony western wheatgrass/black sagebrush flats. Phenology: fruiting.

U.S.A., Montana, Carbon County: Pryor Mountains: Bear Canyon and vicinity, ca 25 air mi SE of Bridger.
45.0861° N, 108.5258° W; uncertainty 1 mi., GPS reading
Rolling slopes on limestone with Utah juniper and sagebrush. Phenology: fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 23 air mi SW of Springfield.
Shortgrass prairie with Yucca sp., Opuntia sp., and Buchloë dactyloides; grazed. Phenology: fruiting.
Annotated by Bernadette Kuhn.
with Laura E. Lukus

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 1.5 mi E on Gulch or County Road 28, N of Westcliffe.
By a small spring; pinyon-juniper, lower end for ponderosa; riparian. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: adjacent to County Road S, ca 2 mi N of Timpas.
Hilaria grassland with Helianthus annuus in a heavy alluvial soil. Phenology: flowering & fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 3 air mi S of Tobe.
Pinyon-juniper with oak thickets and openings. Phenology: fruiting.
Annotated by Ronald L. Hartman.
with Bernadette Kuhn, Laura E. Lukas

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 15 air mi W of Kim.
Grassland. Phenology: fruiting.
Annotated by Bernadette Kuhn.
with Bernadette Kuhn, Laura E. Lukas

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Plum Creek, 8.5 air mi W of Kim.
Rolling grasslands with stockponds. Phenology: fruiting.
Annotated by Ronald L. Hartman.
with Bernadette Kuhn, Laura E. Lukas

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogal Canyon, from trail head to south end at fence line.
Pinyon-juniper canyonland, sandstone; with willow and cottonwood thickets near fence. Phenology: flowering & fruiting.
Annotated by Ronald L. Hartman.

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
At spring bed and along adjacent sandstone cliffs. Phenology: flowering & fruiting.
Annotated by Bernadette Kuhn.
with Darla Jackson, Lonnie Jackson

U.S.A., Colorado, Baca County: Comanche National Grassland: U.S. Hwy 287, ca 3 air mi S of Campo.
Along roadcut in shortgrass prairie dominated by Aristida purpurea. Phenology: fruiting.

U.S.A., Kansas, Morton County: Cimarron National Grassland: along U.S. Hwy 56, on south side of road, ca 11 air mi NE of Elkhart.
Sandsage prairie dominated by Yucca and Opuntia. Phenology: flowering & fruiting.

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 2 mi N of U.S. Hwy 56, ca 10 air mi NE of Elkhart.
Around stock tank in sandsage prairie. Phenology: fruiting.

U.S.A., Kansas, Morton County: Cimarron National Grassland: at fishing ponds E of campground, ca 9.5 air mi NNE of Elkhart.
Edge of ponds dominated by Eleocharis, Scirpus, and Typha; uplands with Stipa, Erigeron, and stands of Populus. Phenology: fruiting.

U.S.A., Kansas, Morton County: Cimarron National Grassland: 0.5 mi W of Kans Hwy 27, ca 5.5 air mi N of Elkhart.
Sandsage prairie dominated by Yucca glauca and Opuntia. Phenology: flowering & fruiting.

U.S.A., Kansas, Morton County: Cimarron National Grassland: underneath Kans Hwy 27 bridge at small ponds, ca 7.5 air mi N of Elkhart.
Ponds surrounded by dying stands of Populus and burned Tamarix. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: 6.5 mi S of La Junta on Colo Hwy 109.
Weedy roadside, dominated by Bromus japonicus. Phenology: flowering & fruiting.
with Joe Rankin

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along east side of I-25, 1/4-3/4 air mi SW of where I-25 crosses the Vermejo River.
Shortgrass prairie dominated by Bouteloua dactyloides, Hilaria jamesii, and other grasses; area along fenceline was recently disturbed. Uncommon by fenceline in disturbed soil.
Annotated by Ben Legler on 3/9/2008.
with Neil Snow

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along banks of Vermejo River immediately downstream from (SE of) I-25.
Sandy river bottom dominated by recently killed Salix (Tamarix control), with Glycyrrhiza lepidota, Helianthus annuus, Juncus balticus. Petals yellow; uncommon. Phenology: flowering & fruiting.
Annotated by Ben Legler on 3/9/2008.
with Neil Snow

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cottonwood Spring, on County Road 46AA, NW of Saguache.
Riparian and prairie. Phenology: flowering & fruiting.
with Kenneth Elliott

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 2.8 road mi on County Road 560 from Colo Hwy 69.
Dry, sandy soil; dominant species: pinyon, Opuntia, and grasses. Phenology: fruiting.
Annotated by Brian Elliott.
with Brian Jacobs and Alex Morgan

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

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

U.S.A., Wyoming, Albany County: 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: Laramie Plains: between I-80 and County Road 57 (Dutton Creek Road), ca 20 mi NW of Laramie.
Very dry plains dominated by soil lichens. Phenology: flowering & fruiting.

U.S.A., New Mexico, Union County: Kiowa National Grassland: Forest Road K54, 2 mi W of Seneca.
Shortgrass prairie. In good shape. Phenology: flowering & fruiting.
Michael Schiebout, 3514. 5/17/2005.

U.S.A., New Mexico, Harding County: Bend in NW Hwy 120, 1 mi E of Yates and 3 mi S of Union/Harding county line.
Gravelly soil, roadside. Phenology: flowering & fruiting.
Michael Schiebout, 3286. 5/11/2005.

U.S.A., New Mexico, Mora County: Kiowa National Grassland: Mills Canyon, ca 50 meters east of river channel.
Flood plain. Phenology: flowering & fruiting.
Michael Schiebout, 3155. 5/10/2005.

U.S.A., New Mexico, Union County: 27 mi W of Clayton on U.S. Hwy 56.
Ditch collected. Phenology: flowering & fruiting.

U.S.A., New Mexico, Union County: NM Hwy 370 between mile marker 13 and 14, 11 3/5 air mi NW of Clayton.
Ditch. Phenology: flowering.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 389 at New Mexico line to ca 0.5 mi NNE.
Grasslands with pinyon pine and juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 6.8, ca 3 air mi E of Trinchera.
Road cut with scattered pinyon pine and juniper in grassland. Phenology: flowering & fruiting.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 105.5 at Sauce Arroyo.
Grasslands. Phenology: fruiting.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: southeast end of Wet Mountains N of County Road 616.
Hills and ridges, grassland below, pinyon pine and juniper above. Phenology: flowering & fruiting.

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: ca 18 air mi NW of Augusta; lower dam site at entrance to Sun River Canyon.
Limestone escarpment and adjacent outcrops. Phenology: flowering & fruiting.
Annotated by Rick McNeill.
with Rick McNeill

U.S.A., Montana, Lewis and Clark County: U.S. Hwy 287, ca 4 air mi N of Augusta.
Road cuts. Phenology: flowering & fruiting.
with Rick McNeill

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colorado City, ca 0.5 air mi NNE of Graneros Road Interchange on I-25.
Pinyon-juniper-oak community, undisturbed by road building. Phenology: flowering & fruiting.

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: I-25 just N of Scroggs Arroyo.
Grassland and pinyon-juniper. Phenology: fruiting.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: southeast end of Wet Mountains, ca 13 air mi NW of Walsenburg.
Rocky ridges and grassy valley. Phenology: flowering & fruiting.
with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan

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: flowering & fruiting.
with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 78, ca 5.5 air mi SW of Pueblo (city center).
Roadcut with calcareous substrate. Phenology: fruiting.

U.S.A., Colorado, Costilla County: [location and coordinates withheld]
Pinus edulis, Artemisia tridentata. Phenology: flowering & fruiting.
with Pete Schneider

U.S.A., Wyoming, Washakie County: Bighorn Basin: Big Cedar Ridge, ca 14 air mi SSW of Ten Sleep on Blue Bank Road.
Sandy juniper woods with scattered rock outcrops. Phenology: flowering & fruiting.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: up Five Point Gulch, ca 1.5 mi E of Texas Creek; W of Pueblo on U.S. Hwy 50.
Canyon and west side of ridge in pinyon-juniper. Phenology: fruiting.
with Elizabeth Mark

U.S.A., Montana, Carbon County: Pryor Mountain Desert: narrow canyon on E flank of Pryor Mountains, ca 0.4 mi W of Bighorn Canyon Road and 0.9 mi W of Bighorn Canyon, 0.4 mi N of the Wyoming border.
Edge of roadcut on reddish-gray dry clay soil; disturbed site with Artemisia tridentata var wyomingensis, Salsola australis, Oenothera pallida, and Sphaeralcea coccinea. Inflorescence glandular; leaves pubescent. Phenology: flowering & fruiting.

U.S.A., Colorado, Costilla County: [location and coordinates withheld]
Artemisia tridentada/pinyon-juniper. Phenology: flowering & fruiting.
with Elizabeth Mark

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: E of Colo Hwy 150, ca 1.5 air mi S of Great Sand Dunes National Monument.
Grassland and pinyon-juniper. Phenology: flowering & fruiting.
with Elizabeth Mark

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: 5 air mi WNW of Cuba, just E of retention dam #13 at forest boundary. W 0.2 air mi to road.
A shallow concave, grassy basin with scattered ponderosa pine and sagebrush surrounded by soft sandstone bluffs and with sandy soils; drainage. Sheet 2 of 2. Phenology: flowering & fruiting.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: from Hayden Campground up toward Hayden Pass, ca 9 air mi S of Howard.
Pinus ponderosa, Quercus gambellii, Pseudotsuga, and Abies concolor. Phenology: flowering & fruiting.

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: at Mountain Home Reservoir, ca 3 mi SE of Ft. Garland.
Lakeside and Pinyon-Juniper. Phenology: flowering & fruiting.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 81.5, ca 1-1.5 air mi S of Beshoar.
Railroad right-of-way. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Encampment Ditch, ca 1.5 air mi SW of Encampment.
Open rocky slope. Rare; flowers yellow. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: Flagpole Hill, 0.2-0.8 air mi NE of Saguache.
Volcanic rocky slopes and outcrops. Phenology: fruiting.
with Fengjie Sun

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: County Road NN56, 3 air mi NW of Villa Grove.
Open grassland and roadside. Phenology: fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: north side of Logan Mountain.
With Juniperus scopulorum, Physaria didymocarpa and Artemisia nova. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: at Slack Creek ca 2 mi E of Wapiti.
In dry soil. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: County Road 46AA, 4 air mi NNW of Saguache near Cottonwood Spring.
Grassland and rock outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 6 air mi SE of Cumberland Gap; ca 14.2 road mi N of I-80 on east side of Wyo Hwy 412.
Alternating white shale and red sandy soils; juniper woodland. Phenology: flowering & fruiting.
with N. Duane Atwood

U.S.A., Wyoming, Goshen County: Ca 4 mi NE of Lingle.
Sandy grassland, with Rumex venosus and Cryptantha cinerea. Flowers yellow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Table Mountain Wildlife Unit, ca 4.5 mi S of Huntley.
Clay bank, with Monolepis and Sisymbrium. Flowers yellow. Phenology: flowering.

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

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: along Leavitt Creek below the south end of Cottonwood Bench, ca 7 air mi ESE of Mountain View; ca 39.5 air mi E of Evanston.
Below the badlands on sand piles, covered with Artemisia and Grayia. Phenology: flowering & fruiting.
Annotated by C. H. Refsdal.
with C. H. Refsdal

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

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

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Flaming Gorge National Recreation Area: west side of Flaming Gorge Reservoir between Firehole Canyon and Sage Creek Basin, ca 13 air mi S of Green River.
Sandy clay slopes with scattered rock, dominated by desert shrubs. Phenology: flowering & fruiting.
with C. H. Refsdal and Laura Welp

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

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

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

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

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: ca 13 air mi E of Dutch John; 0.4 mi N of junction of Jarvie Ranch/Browns Park roads on the east side of Browns Park Road.
White ash soils, semi-barren desert hills. Phenology: flowering & fruiting.
with Larry Refsdal

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Semi-barren desert hills, salt desert shrubs, green clay soils with chert, some sandy soils. 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, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 1.8 air mi N of Granger, north side of U.S. Hwy 30.
Rolling semi-barren sagebrush hills, sandy soils with rounded conglomerate. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Rolling semi-barren desert hills, ridgetop, alternating sandy and clay soils, gravelly. Phenology: flowering & fruiting.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: ca 15.3 air mi E of Dutch John.
Flat mountain plateau with sagebrush and juniper. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: ca 15 air mi SE of Opal; 10.5 mi N of I-80 on east side of U.S. Hwy 30.
Gravelly soils, semi-barren desert hills, sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Loose sandy soils, sagebrush bottoms. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Rolling semi-barren desert sagebrush hills. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: [location and coordinates withheld]
Flat chert fields, alkaline soils, semi-barren desert. Phenology: flowering & fruiting.

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

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

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

U.S.A., Wyoming, Lincoln County: [location and coordinates withheld]
Gravelly clay soils, some sands, gentle sagebrush slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: ca 10 air mi ENE of Opal.
Gravelly clay soils, semi-barren sagebrush slopes, north aspect and ridgetop, some sandy bottoms. Phenology: flowering & fruiting.

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: ca 4.5 air mi SW of Opal; 4.7 mi S on Wagon Wheel Road off of U.S. Hwy 30.
Gray green clay soils, west aspect, ridgetop and semi-barren sagebrush slopes. Phenology: flowering & fruiting.
with Larry Refsdal

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Clay Basin: Teepee Mountains, ca 11.5 air mi ENE of Dutch John.
Sandstone boulders and cliff face, sandy soils, south aspect, steep slopes. Phenology: fruiting.

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