Yucca glauca (1997)
ASPARAGACEAE
Yucca glauca Nutt.
U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Twin Mountain: on south slopes and stream gulches just off U. S. Hwy 50, ca 6 air mi NW of Ca¤on City.
On rocky, open slopes in pinyon-juniper. Phenology: fruiting.
with Irene Thien
Accession: RM (unaccessioned)

Yucca glauca (2002)
ASPARAGACEAE
Yucca glauca Nutt.
U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge above and NE of Duck Creek, on gravel road ca 1 air mi SE of Rocky Point or County Road 85, ca 38 air mi NNE of Gillette; ca 39 air mi NNW of Moorcroft.
Little bluestem and yucca. Phenology: fruiting.
Accession: RM (unaccessioned)

Yucca glauca (2002)
ASPARAGACEAE
Yucca glauca Nutt.
U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: tributary of Piney Creek on Piney Creek or County Road 17, ca 25 air mi ESE of Wright; ca 43 air mi WSW of Newcastle.
Grassland with patches of sparser vegetation on stony soil. Phenology: flowering.
Peter J. Ebertowski, 803. 6/28/2002.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Lake Creek on County Road 38, ca 10 air mi NE of Bill; ca 35 air mi SE of Wright.
Sagebrush grassland with yucca patches and clay balds. Phenology: flowering.

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.
Sandy area below rock outcrop. Phenology: flowering.

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.

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.
Sandy slopes with rock outcrops. Phenology: flowering.

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

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills NW of confluence of Hay and Beaver creeks, on Old Highway 85 or County Road 9, ca 20 air mi S of Newcastle; ca 4 air mi N of Niobrara County.
Rocky hill with Bouteloua curtipendula and B. gracilis. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills S of Buzzard Creek, on two-track off Keeline or Forest Road 930, ca 22 air mi E of Wright; ca 47 air mi SSE of Gillette.
Patches of yucca and little bluestem in grassland. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: west slope of Soda Butte, on Wyo Hwy 116, ca 10 air mi SW of Upton; ca 44 air mi ESE of Gillette.
Sandy area below outcrop in grassland. Phenology: flowering.

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: flowering.
Peter J. Ebertowski, 5776. 7/1/2003.

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.
Silver sagebrush grassland. Phenology: flowering.
Peter J. Ebertowski, 5913. 7/3/2003.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: tributary of Skull Creek, E of Sunquist Draw, on County Road 14, ca 13 air mi ESE of Upton; ca 15 air mi NE of Newcastle.
Grassland on rocky hillside. Phenology: flowering.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of North Fork Lone Tree Creek, on two track road off Wyo Hwy 450, ca 20 air mi WSW of Newcastle; ca 24 air mi S of Upton.
Needle-and-thread grass grassland with patches of yucca and prairie sandreed. Phenology: fruiting.

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

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: grassland ca 1.8 mi N of Greasewood Creek, on Greasewood or County Road 10, ca 40 air mi N of Lusk; ca 24 air mi NE of Lance Creek.
Grassland, Carex filifolia and Calamovilfa longifolia abundant. Phenology: fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Big RW Creek, ca 1 mi N of its confluence with Black Thunder Creek, on Keeline or Forest Road 930, ca 18 air mi E of Wright; ca 40 air mi SSE of Gillette.
Patch of prairie sandreed in sagebrush grassland. Phenology: fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge E of Short Creek, on road continuing Forest Road 1246, ca 34 air mi NW of Moorcroft; ca 24 air mi N of Gillette.
Grassland, Stipa comata, Koeleria, and Elymus spicatus abundant. Phenology: fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: West Fork Duck Creek, on two-track off Forest Road 903, ca 34 air mi NNE of Gillette; ca 34 air mi NNW of Moorcroft.
Grassland, Elymus spicatus and Schizachyrium scoparium abundant. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: upper (northern) part of Fields Draw, on Wyo Hwy 450, ca 32 air mi WSW of Newcastle; ca 33 air mi E of Wright.
Hilltop with yucca and prairie sandreed. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Buffalo Creek, on Watt Road, ca 8 air mi SSE of Moorcroft ca 14 air mi ENE of Upton.
Knoll with yucca and large rocks in grassland. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: grassland in Mush Creek Oil Field, ca 1 mi NE of South Beaver Creek, on Wyo Hwy 450, ca 14 air mi WSW of Newcastle; ca 23 air mi SSE of Upton.
Sandy hills with rock outcrops, yucca and prairie sandreed abundant. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: West Fork Fiddler Creek, on Upton-Fairview or County Road 59, ca 10 air mi S of Upton; ca 23 air mi WNW of Newcastle.
Steep slope covered by yucca. Phenology: fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: ca 1/4-1/8 mi S of Sand Coulee Road, ca 4 mi E of Wyo Hwy 120, ca 25 mi N of Cody.
Elev. 4900 ft.
Sagebrush-saltbrush-grassland. Phenology: fruiting.
Accession: RM 618940, Barcode: RM0153434

U.S.A., Montana, Carbon County: Pryor Mountains: ca 2 mi W of Sage Creek Campground, ca 20 mi ESE of Bridger.
Elev. 6000 ft.
Limestone cliffs and pavement with scattered Pinus flexilis. Phenology: fruiting.
Accession: RM 619267

U.S.A., Montana, Sweet Grass County: Along Sliderock Mountain-Grouse Ridge Road ca 8 mi S of Big Timber.
Elev. 4500 ft.
Sagebrush-grassland with scattered small ponderosa pine. Phenology: flowering & fruiting.
Accession: RM 738883

U.S.A., Montana, Carbon County: [location and coordinates withheld]
Open Ponderosa pine forest on rocky, east facing slope. Phenology: flowering.
Accession: RM 780587

U.S.A., Wyoming, Hot Springs County: [location and coordinates withheld]
Sagebrush-grassland with scattered Juniperus scopulorum, Lewisia rediviva, Koeleria macrantha, and Carex filifolia. Phenology: flowering.
Accession: RM 783362, Barcode: RM0153430

U.S.A., Montana, Carbon County: Ridge immediately N of County Road 421 and E of Monahan Road, 1.3 mi W of Joliet.
Disturbed ponderosa pine-grassland on sandstone outcroppings with Agropyron spicatum, Alyssum desertorum, and Bromus tectorum. Phenology: flowering & fruiting.
Accession: RM 818277, Barcode: RM0021775

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

U.S.A., Colorado, Jefferson County: Arapaho National Forest: Front Range: just S of the upper Snowshoe-Arapaho roads intersection, ca 3/4-1 mi SSW of Evergreen Mountain, ca 3 air mi SW of Evergreen; ca 12.5 air mi SW of Golden.
Slopes in Douglas fir/ponderosa pine/lodgepole pine forest on granitic soil. Phenology: vegetative only.
Annotations:
1. Yucca glauca Nutt.
Annotated by Erin Foley.
with Erin and Michael Foley

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: along Colo Hwy 119 and North Clear Creek, W of Cottonwood Gulch, ca 5 air mi SE of Central City.
Roadside and adjacent steep, rocky slope. Phenology: flowering.
Annotations:
1. Yucca glauca Nutt.
Annotated by Erin Foley.
with Erin and Michael Foley

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: ca 5.5 air mi SE of Jeffrey City; ca 9 air mi NE of Crooks Peak.
Moist narrow draw with grasses in sandstone hills. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Fort Laramie National Historic Site.
Grassland with Yucca, Artemisia filifolia. Common. Phenology: flowering.

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: off County Road 108 ca 1.5 mi from junction with County Road 107, directly under powerline, ca 2 air mi S of Salida.
Pinus edulis woodland. Phenology: flowering.
Accession: (unaccessioned)

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: 0.5 road mi on County Road 321, ca 3.5 air mi SW of Buena Vista.
Shortgrass prairie with graminoid-sagebrush on flat topography. Phenology: flowering.
Accession: (unaccessioned)

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Pass Creek, 3 air mi W of Poncha Springs.
Pinyon-juniper covered slope with irrigation ditch. Phenology: vegetative only.
with Emily Holt
Accession: (unaccessioned)

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: County Road 306, ca 7 air mi WSW of Buena Vista.
Intrusive substrate, steep gravel slopes in pinyon pine, ponderosa pine, and Ribes. Phenology: vegetative only.
Annotated by Emily A. Holt.
with Emily Holt

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: 0.5 road mi E on County Road 324 from County Road 321, ca 5 air mi S of Buena Vista.
Relatively flat shortgrass prairie on sandstone derived soil. Phenology: vegetative only.

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: on County Road 212, 1 road mi from junction with County Road 210, ca 4 air mi WSW of Poncha Springs.
Pinyon forest on south aspect with sandstone and quartz derived soil. Phenology: vegetative only.

U.S.A., Colorado, Eagle County: Sierra Madre/Park Ranges: Park Range: in the vicinity of State Bridge.
T2S R83W S13; also S24
Pinyon-juniper.
with Sunny and Joel Kastning

U.S.A., Colorado, Eagle County: Sierra Madre\Park Range: Park Range: in the vicinity of State Bridge.
Pinyon-juniper.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 9 mi W of Kadoka.
Typical badlands topography, area is cut by meandering ephemeral streams and areas of grass; soils are heavy, white clay. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9 air mi SE of Wall, 2-2.5 mi S of I-90, W of County Road CH12.
In badlands clay cut. Phenology: flowering.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi ESE of Fairburn and 0.5 mi N of County Road 18.
Abandoned gravel pit. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 air mi NW of Crawford at Roundtop Mountain.
Mountain of pine in rock and sand soils pine woodland. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SSE of Edgemont and off Forest Road 7076.
On ridge crest. Phenology: flowering.

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.

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: flowering.

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.

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.

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.

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: flowering.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SE of Cottonwood.
In rolling prairie uplands in soil depressions that have "slumped" down slope. Phenology: flowering.

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: flowering.

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: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pathfinder Reservoir: Tye Draw leading into reservoir, ca 8 air mi N of Seminoe Dam; ca 38 air mi NE of Sinclair.
Sandy embankment of draw leading into reservoir. Phenology: fruiting.

U.S.A., Wyoming, Washakie County: Bighorn Basin: near the head of Wildcat Gulch and Double Draw on BLM Road 1406, ca 4.5 air mi NE of Cedar Mountain, ca 6 air mi SE of Winchester; ca 15 air mi SSW of Worland.
Sandy knoll with sandstone and sagebrush slopes below. Phenology: flowering.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: E of Wyo Hwy 120 and N of Eagle Draw, ca 1.5 air mi WNW of Ceder Ridge and ca 5.5 air mi WNW of Thermopolis.
Sagebrush with yucca. Phenology: flowering.

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Cherry Creek or County Road 80, ca 5 air mi SW of Mahogany Butte, ca 32 air mi S of Ten Sleep.
Sagebrush, also grasses dominant; sandy soil with fines. Phenology: flowering.

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Nowood Road at Nowood River, ca 0.5 air mi NW of Mahogany Butte, ca 27 air mi S of Ten Sleep.
Juniper woodland with mountan mahogany and Rhus; sandy soil with rock outcrops. Phenology: flowering.

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.

U.S.A., Wyoming, Washakie County: Bighorn Basin: on divide between Fiscus Gulch and a tributary of North Fork Bud Kimball Creek, ca 1.5 air mi SE of Castle Gardens, ca 7.5 air mi SSW of Ten Sleep.
Cobble stone slopes. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along County Road 26, ca 3.7 air mi NE of Thermopolis and E of Bighorn River.
Juniper and sagebrush on sandstone. Phenology: flowering.

U.S.A., Wyoming, Washakie County: Bighorn Basin: W of Nowood River and Wyo Highway 434, ca 4.5 air mi SE of Tensleep.
Juniper and sagebrush. Phenology: flowering.

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

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.

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.
Annotated by Rachel Newton.
with Rob Massatti and Rachel Newton

U.S.A., Wyoming, Laramie County: Wetlands and Adjacent Areas: Bear Creek, ca 9 air mi SSE of Chugwater.
Dry, rocky uplands. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Wetlands and Adjacent Areas: Grayrocks Reservoir, ca 10 air mi NE of Wheatland.
Dry rocky uplands. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Wetlands and Adjacent Areas: Newell Bay, Guernsey Reservoir, ca 2 air mi NW of Guernsey.
Dry rocky slopes. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Wetlands and Adjacent Areas: Redwater Creek, ca 2 air mi W of Beulah; ca 14 air mi NE of Sundance.
Dry sandy uplands. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Wetlands and Adjacent Areas: Tongue River, ca 8 air mi SW of Ranchester.
Dry, rocky hillside. Phenology: fruiting.

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: flowering.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Round Mountain Trail off U.S. Hwy 34, ca 7 air mi W of Loveland.
Steep, dry north facing slopes, with Ribes, Opuntia and ponderosa pine; some slopes with talus. Phenology: fruiting.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Cache la Poudre Wilderness: Mount McConnell off Colo Hwy 14, ca 19 air mi W of Fort Collins.
North and west facing dry slopes, steep and rocky, with ponderosa pine, Douglas fir, Purshia, and Physocarpus. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Near Devils Tower.
44.5845° N, 104.7073° W; NAD 83, uncertainty 1 mi., Digital Map
Locally common, dry grassland hills. Phenology: vegetative only.
with Margorie W. Porter

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Hot Springs State Park.
Travertine slope.

U.S.A., Wyoming, Albany County: Laramie Range: Cactus Canyon, ca 5 mi NE of Laramie.
Sandy soil on moderately sloping hill. Phenology: flowering.

U.S.A., Wyoming, Carbon County: 1.5 mi SE of Muddy Gap.
Grassland with Arenaria hookeri, Artemisia frigida. Phenology: vegetative only.

U.S.A., Wyoming, Washakie County: Ca 10 mi NNW of Tensleep.
Clay slope with Elymus spicatus and Opuntia. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Mountains: Neuces Ranch (old Adam Boyd Ranch), along road to old William Boyd Ranch, ca 25 mi SW of Wheatland.
Rocky hillside. 1332a Calochortus nuttallii on same sheet Phenology: fruiting.
Annotated by B. E. Nelson in 1999.

U.S.A., Wyoming, Albany County: Laramie Range: north-south trending ridge ca 1.5 mi S of Government Gulch, ca 2 1/4 air mi E of Simpson Springs, ca 6.5 mi SE of Laramie.
Cushion plant community on limestone gravel and exposed bedrock. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Hot Springs, near Cheyenne R.
T7S R5E S13
Rocky, dry slopes. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Hot Springs.
Rocky, dry slopes. Phenology: flowering.
Annotated by Karen Husum Clary in 2002.

U.S.A., South Dakota, Pennington County: Along U.S Hwy 16, 7.5 mi W of Wall.
T1N R15E S18
Phenology: flowering.
with G. W. Parmelee, Stella M. Wilson, and P. G. Coleman

U.S.A., South Dakota, Custer County: Buffalo Gap.
T6S R7E S29
Red foot hills; grass association. Phenology: vegetative only.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland: S of French Creek.
On 10% west slope; rocky clay soil; pasture site in grassland type; with Agropyron smithii, Eras, Vicia, and Psoralea. Phenology: flowering.
Accession: USFS 442912, Barcode: USFS0067662

U.S.A., South Dakota, Harding County: Moreau River Valley: Soft Water Creek.
T16N R5E S26
Dry hill-sides. Phenology: vegetative only.
Annotated by Karen Husum Clary in 2002.

U.S.A., New Mexico, Rio Arriba County: Rosa.
Phenology: fruiting.
Annotated by Karen Husum Clary in 2002.
1.
Annotated by Edward L. Greene in 2002.

U.S.A., Colorado, Chaffee County: Cochetopa National Forest: Monarch Pass Road.
Scattering in sagebrush on 25% south slope in shallow coarse gravel with Artemisia tridentata, Festuca and Actinea. Phenology: flowering.
Clarke A. Anderson, 3. 7/31/1938.
Accession: USFS 442904

U.S.A., Colorado, Chaffee County: County Road 301; 1/2 mi SE of junction with U.S. Hwy 285; 7 mi E of Buena Vista.
Common on south-facing, gravelly slope with Pinus edulis and Bouteloua gracilis. Phenology: flowering.
with E. Painter

U.S.A., Colorado, El Paso County: Cross Ruxton.
Elev. 2600 m.
Phenology: flowering.
with E. S. Clements

Yucca glauca ()
U.S.A., Colorado, El Paso County: Cross Ruxton.
Elev. 2600 m.
Photograph. Photograph.
F. E. Clements, sn. //.
with E. S. Clements

U.S.A., Wyoming, Platte County: Laramie Range: South Cooney Hills, ca 12 air mi SW of Wheatland.
Granite outcrops. Phenology: flowering.
with J. Brondum and T. McGowan

U.S.A., Colorado, Boulder County: Near Boulder.
Phenology: flowering.
Francis Ramaley, A.59. 6//1899.

U.S.A., Colorado, Boulder County: Near Boulder.
Plains and foothills. Phenology: fruiting.

U.S.A., Colorado, Douglas County: South Denver: Parker.
Phenology: vegetative only.

U.S.A., Wyoming, Albany County: Laramie Range: ca 33 air mi NE of Rock River.
Granite outcropping. Phenology: flowering.
with J. Brondum and T. McGowan

U.S.A., Colorado, Weld County: New Windsor.
Phenology: flowering & fruiting.
George E. Osterhout, 479. 6//1894.

Yucca glauca ()
U.S.A., Colorado, Denver County: Near Denver.
with N. T. Schedin

U.S.A., Colorado, El Paso County: Colorado Springs.

U.S.A., Colorado, Arapahoe County: Buckley Air Force Base: south end of transect 845 m E of southwest corner of the installation. 521593E 4392993N to 521977E 4392503N.
Rolling shortgrass prairie on silty loam to sandy loam; Opuntia polyacantha, Artemisia frigida, Convolvulus arvensis, Hesperostipa comata, Bouteloua gracilis, Elymus elymoides. Phenology: fruiting.
with C. Bern

U.S.A., Colorado, Larimer County: Poudre Flats: NW
Phenology: flowering & fruiting.
Annotated by Karen Husum Clary.

U.S.A., Colorado, Douglas County: Near Pike National Forest; 7 mi S Sedalia.
Scattered in grassy meadows on 30% west slope in deep clay loam. Phenology: flowering & fruiting.
Accession: USFS 442902

U.S.A., Colorado, Boulder County: White Rocks Area Conservation Easement; 8 mi NW of Boulder.
Elev. 1648 m.
Common in sandy areas. Phenology: flowering & fruiting.

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: base of Urraca Mesa.
Common on hillside. Phenology: flowering.

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: near Webster Reservoir.
Common on hillside. Phenology: flowering.

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: near Webster Reservoir.

U.S.A., Wyoming, Albany County: Laramie Range: County Road 316 along Sand Creek, ca 14 road mi off U.S. Hwy 287; ca 14 road mi on U.S. 287 from Laramie.
Streamside sandstone outcrops. Phenology: flowering.
with J. Brondum and T. McGowan

U.S.A., Wyoming, Converse County: Laramie Range: along Ghost Creek, ca 5 mi NW of Esterbrook; ca 28 road mi from Douglas.
West facing slope. Phenology: flowering.
with T. McGowan

U.S.A., Wyoming, Converse County: Laramie Range: along Indian Creek, ca 7 air mi NW of Esterbrook; ca 17 air mi SW of Douglas.
Southeast facing slope of heavily grazed cow pasture. Phenology: flowering.
with T. McGowan

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Colorado River, ca 20 air mi N of Eagle.
Terrace alluvium and dry wash, with Yucca, sagebrush, and narrowleaf cottonwood.
James P. Vanderhorst, 2670. 6/17/1991.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: "Five Buttes", ca 5.3 air mi of Jay Em; ca 27.5 air mi N of Lingle, just E of U.S. Hwy 85.
Slopes of the buttes. Phenology: vegetative only.

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.
Stony-gravelly canyon bottom. Phenology: flowering.
with Erik Nelson
Accession: RM 861028, Barcode: USFS0043891

U.S.A., Wyoming, Park County: Bighorn Basin: ca 3.5-4 mi NE of Clarks Fork Canyon off Wyo Hwy 292, ca 26 air mi NNW of Cody.
Moraine.
with Erik Nelson

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4 mi W of La Grange, ca 29.5 air mi S of Torrington at intersection of Wyo Hwy 151 and U.S. Hwy 85.
In sandy clay in upland grassland with Melilotus. Occasional.
with Paul Ehrmann

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: ca 6 air mi N of Guernsey on Wyo Hwy 270, ca 2 air mi N of Hartville, in Webb Canyon.
Common in stony soil in rough breaks with Cercocarpus and Hymenopappus.
with Paul Ehrmann

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: in Wolf Creek Canyon above Wolf Post Office (Eaton Ranch), ca 8 air mi S of Dayton, ca 15.5 air mi W of Sheridan.
Stony slopes.

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Cottonwood Canyon, ca 17 air mi E of Lovell.
Brushy slopes.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: Ziesman Canyon along Buffalo Creek, ca 6.5 air mi SE of Hyattville, ca 30 air mi SE of Basin.
Sandy slopes.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
South and west-facing slopes with sandstone and limestone outcrops; scattered oaks and pines.

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

U.S.A., Wyoming, Fremont County: Wind River Basin: Boysen Reservoir, ca 23.5 air mi ENE of Riverton, south side of Cottonwood Bay.
Yucca slopes.

U.S.A., Wyoming, Natrona County: Sweetwater Rocks: Savage Pocket, ca 13 air mi NE of Muddy Gap Junction.
Yucca-sagebrush grassland just above meadow by creek.
with Georgia Haines

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; rocky slope.
with Ronald L. Hartman and Mary Alice Sanguinetti.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10.5 air mi NW of Rockypoint.
Eroded plain, sandstone outcrops; eroded plain.

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

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Roadside, plains, ridge; ridge.
with Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Uplift on plains, loose talus slopes, ponderosa pine slopes and ravines; plains, rocky slope.
with Mary Alice Sanguinetti

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

U.S.A., Wyoming, Johnson County: Powder River Basin: S of I-90, ca 3 air mi ESE of Buffalo.
Stony hills just south of the highway.

U.S.A., Wyoming, Converse County: Powder River Basin: ca 13 air mi NE of Bill.
Low hills.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 18 air mi WNW of Rockypoint.
Elev. 3800
Eroded hills with ponderosa pine.
with Keith Dueholm and Mary Alice Sanguinetti

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.
with Keith Dueholm and Mary Alice Sanguinetti

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 2.5 air mi N of I-90 at the Powder River.
Roadside.

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

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.
Steep, sandy north slopes below sandstone cliffs with outcrops and blocks. Phenology: flowering.

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
Steep slopes with outcrops and scattered juniper and ponderosa pine. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Wyo Hwy 270 between the cemetary and Quarry Road, ca 1.2 air mi ENE of Guernsey.
Highway right-of-way and adjacent mixed grass plains. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: between Whalen Canyon or County Road 202 and the head of Sparks Canyon, ca 1.5-2.2 air mi ESE of Hartville; ca 4.5 air mi NE of Guernsey.
Banks and bottom of gully with scattered junipers. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: between Lone Tree Canyon and Castle Rocks off County Road 155, ca 8-8.5 air mi SW of Hawk Springs; ca 27 air mi SSW of Torrington.
Dune sand area below sandstone outcrops. Phenology: flowering.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along I-25 ca 1 1/4air mi S of Little Bear or Exit 39, ca 27 air mi N of Cheyenne.
Sandy rolling grassland with sandstone ridges and knolls. Phenology: 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.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 14 air mi SSE of Esterbrook.
Sandy plains. Phenology: flowering.

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

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: flowering & fruiting.

U.S.A., Wyoming, Platte County: [location and coordinates withheld]
Sandy slopes. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 3.5 air mi E of Fremont County.
Sand dunes and sandy slopes. Phenology: flowering.
with T. W. Nelson

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34 and I-25 interchange, ca 7 mi S of Wheatland.
Sandy slopes and stream bottom. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 2 mi E of Slater on breaks.
Sandstone outcrops and sandy slopes. Phenology: flowering & fruiting.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: Powell Arroyo, on County Road 69.8, NW of Trinidad.
Riparian and pinyon-juniper. Phenology: flowering.
with Kenneth Elliott

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: North Creek Picnic Ground on the North Creek Road, ca 3 road mi from junction of County Road 387.
Riparian with Abies concolor and Pinus edulis. Phenology: flowering.

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Pueblo Reservoir State Park: ca 3.5 road mi W of the west entrance on Colo Hwy 96.
Small grade; prairie and pinyon-juniper. Phenology: flowering.
Annotated by Ronald L. Hartman.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: junction of County Road 610 and I-25 at Exit 59 on Interstate right of way.
Prairie-grassland. Phenology: flowering.

U.S.A., Wyoming, Weston County: Powder River Basin: ridge between Stockade Beaver and Whoopup Creeks, ca 11.5 air mi SSE of Newcastle.
Sandstone ridge with scattered ponderosa pine and juniper. Phenology: flowering.

U.S.A., Wyoming, Weston County: Black Hills: Elk Mountains: at the South Dakota, ca 14 air mi SE of Newcastle.
Open woods and rocky meadows on the ridge top. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: E of Norgrain Hill near South Dakota, ca 7.5 air mi NE of Aladdin; ca 26 air mi NE of Sundance.
Upland grassland. Phenology: flowering.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountain Valley: S on Colo Hwy 69 from junction with County Road 32 just N of Hillside.
Open pinyon-juniper. Phenology: flowering.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
South and west-facing slopes with sandstone and limestone outcrops; scattered oaks and pines. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Grassland and eroded slopes N of old highway 14; Spearfish shale (redbeds). Phenology: flowering.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: Spanish Peaks Wildlife Area: County Road 41.7 SW of Aguila.
Ponderosa pine and Quercus gambellii. Phenology: flowering.

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

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
East side of road; open prairie with Quercus. Phenology: flowering.

Grassland on rocky soil. Phenology: flowering & fruiting.

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., Wyoming, Weston County: [location and coordinates withheld]
Sandy plains, sandstone outcrops, eroded slopes; plains. Phenology: fruiting.

Sagebrush plain, clay slopes, draws; slopes. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: ca 3 air mi NNE of Beulah.
Prairie and breaks with dry stream; sandy slopes.

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

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

U.S.A., Wyoming, Crook County: Black Hills: Buckley Canyon, ca 10.5 air mi SE of Sundance.
Wooded ridge (Pinus ponderosa) with sandstone outcrops, sandy slopes, and meadow; sandy slope. Phenology: flowering.

U.S.A., Wyoming, Crook County: Powder River Basin: just E of U.S. Hwy 14 on Old Sundance Road, 4 air mi NE of Moorcroft.
Rolling sagebrush hills and moist drainages; sagebrush slopes. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: ca 4 air mi NW of summit of Inyan Kara Mountain.
Sagebrush slopes on red beds with moist drainage. Phenology: flowering.

U.S.A., Wyoming, Weston County: Powder River Basin: just N of Cheyenne River, ca 7 air mi SSE of Rochelle.
Hills. Phenology: flowering.

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: Sage Creek Campground and vicinity on Sage Creek, ca 19 air mi ESE of Bridger.
45.2117° N, 108.5521° W; uncertainty 0.5 mi., GPS reading
Southerly-facing slope with Elymus spicatus and occasional limber pine and juniper on limestone. Phenology: flowering.
Annotated by B. E. Nelson.
Accession: USFS 884103, Barcode: USFS0052107

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: W of Colo Hwy 69 on Forest Road 559, S of Westcliffe.
Mixed conifer. Phenology: flowering.

U.S.A., Colorado, Baca County: Comanche National Grassland: off County Road 8 at the head of Pat Canyon, ca 8 air mi N of Oklahoma and ca 2.5 air mi S of the abandoned Kirkwell Post Office, ca 27 air mi SW of Springfield.
Sandy cobblestone draws, abandoned gravel pit, and flats above. Phenology: flowering.
Annotated by B. E. Nelson.
with Bernadette Kuhn

U.S.A., Kansas, Morton County: Cimarron National Grassland: along Forest Road 736 at the end of County Road F, ca 2.5 air mi ESE of Wilburton; ca 10 air mi ENE of Elkhart.
Sand or silt on weedy sandsage rangeland. Phenology: flowering.
Annotated by B. E. Nelson.

U.S.A., Kansas, Morton County: Cimarron National Grassland: Point of Rocks and along the Santa Fe Trail and vicinity above the Cimarron River, ca 2.5 air mi W of Kan Hwy 27, ca 7 air mi NNW of Elkhart.
Chalky cliffs, sandstone cliffs, and slopes below. Phenology: flowering & fruiting.

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 10 air mi W of Richfield, ca 4.5 air mi E of Colorado.
Shortgrass prairie. Phenology: fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 12 air mi SW of Springfield.
Buffalo grass, Opuntia sp., grazed upland shortgrass prairie. Phenology: flowering.
Annotated by Bernadette Kuhn.
with Laura E. Lukus

U.S.A., Colorado, Prowers County: Comanche National Grassland: Two Buttes.
Steep slopes with Opuntia and Bouteloua. Phenology: flowering.
Annotated by Bernadette Kuhn.
Bernadette Kuhn, 675. 6/6/2007.

U.S.A., Colorado, Baca County: Comanche National Grassland: Picture Canyon, ca 29 air mi SSW of Springfield.
Along Salix-dominated wet seep. Shortgrass prairie with Yucca sp., Opuntia sp., and Buchloë dactyloides; grazed. Phenology: flowering.
Annotated by Bernadette Kuhn.
Bernadette Kuhn, 843. 6/7/2007.

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 26.5 air mi SSW of Springfield.
With Yucca and Chrysothamnus. Phenology: flowering.
Bernadette Kuhn, 865. 6/7/2007.

U.S.A., Colorado, Baca County: Comanche National Grassland: 4 mi S of Vilas.
Shortgrass prairie dominated by Buchloë dactyloides and Yucca glauca. Phenology: flowering & fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: near Wyche Horizonal Control Station, ca 14.5 air mi SSE of Vilas.
Shortgrass prairie with Yucca and Opuntia. Phenology: flowering.

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 7 mi N of Elkhart.
Near windmill. Phenology: flowering.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 29 air mi SW of La Junta.
On rocky hills with limestone outcrops. Phenology: flowering & fruiting.
with B. E. Nelson

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 32.5 air mi SW of La Junta.
Sandy prairie dominated by Yucca glauca and Plantago patagonica. Phenology: fruiting.
with B. E. Nelson

U.S.A., Colorado, Baca County: Comanche National Grassland: near West Ute Canyon, ca 26 air mi S of Springfield.
Sandy soil, shortgrass prairie with Yucca and cholla. Phenology: flowering & fruiting.
with B. E. Nelson

U.S.A., Colorado, Otero County: Comanche National Grassland: 8 mi SE of La Junta, 4 mi E of Colo Hwy 109.
Shortgrass prairie dominated by Opuntia, Elymus, and Aristida. Phenology: fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: along a branch of Burrows Draw, 8 air mi SE of Campo.
Along draw. Phenology: fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 10 air mi SSW of Springfield.
Shortgrass prairie with wet draw. Phenology: flowering & fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: at radio tower ca 3.5 air mi SW of Springfield.
Shortgrass prairie dominated by Psoralidium tenuifolium and Buchloë dactyloides. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: Timpas Cementary, ca 17 air mi SW of La Junta.
Rocky upland, shortgrass prairie with Stipa comata and Elymus smithii. Phenology: fruiting.
with Joe Rankin.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 24 air mi WSW of Pritchett.
Shortgrass prairie with disturbed dugout area and old home site. Phenology: fruiting.
with Joe Rankin.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 20 air mi WSW of Pritchett.
Shortgrass prairie with prairie dog town; dominated by Bouteloua spp., Aristida purpurea, and Elymus spp. Phenology: fruiting.
with Joe Rankin.

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 15 air mi NE Elkhart.
Sandsage prairie with heavy cover of Yucca glauca. Phenology: fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: 5 air mi E of Campo on County Road J.
Sandsage prairie. Phenology: fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 8.5 air mi SW of Campo, intersection of County Road D and County Road 21.
Roadside and sandsage prairie. Phenology: fruiting.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: along Purgatoire River, ca 29 air mi SSW of La Junta.
Along river on rocky upland slope with scattered Juniperus monosperma and Yucca glauca. Phenology: fruiting.
with Quinn Long, Jennifer Moody-Weiss, and Gianna Short

U.S.A., Colorado, Baca County: Comanche National Grassland: Southeastern Colorado Research Station, 7.5 mi WSW of Springfield.
House site and pasture dominated by Aristida sp. and Buchloë dactyloides. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: near Rock Waterhole at Withers Canyon Road, ca 23 air mi S of La Junta.
Phenology: fruiting.
with Joe Rankin

U.S.A., Colorado, Otero County: Comanche National Grassland: N of Lower Sheep Canyon, ca 26 air mi SW of La Junta.
Rocky uplands near canyon. Phenology: fruiting.
with Joe Rankin

U.S.A., Colorado, Otero County: Comanche National Grassland: Colo Hwy 109 ca 5 mi S of La Junta at the entrance sign to Comanche National Grassland.
Roadside and shortgrass prairie with grama grass and annual sunflower; soils grayish and limestone derived. Phenology: fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Baca County: Comanche National Grassland: at a windmill and exclosure ca 3/4 mi N of County Road M, ca 9 mi NW of Campo, ca 10 mi N of Picture Canyon Picnic Area.
Shortgrass prairie, heavily grazed. Phenology: vegetative only.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 16 mi S of La Junta, ca 5 mi W of Vogel Canyon on bluffs above the junction of Forest Road 350 and Rourke Road.
On alluvial soil at the base of the ridge and with Sporobolus; shaley or Jurassic clay soil layer under the limestone. Phenology: fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 1 mi S of Timpas, E and N of cemetary.
Mixed species grassland and riparian with many annual mustards. Phenology: flowering & fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 3 air mi S of Tobe.
Grasslands with cholla and Yucca. Phenology: flowering & fruiting.
Annotated by Ronald L. Hartman.
with Bernadette Kuhn, Laura E. Lukas

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Purgatoire Canyon, northeast end.
Rimrock and slope below to flats along river. Phenology: flowering & fruiting.
Annotated by Ronald L. Hartman.
with Bernadette Kuhn, Laura E. Lukas

U.S.A., Colorado, Las Animas County: Comanche National Grassland: along and adjacent to Tobe Creek, ca 1.2 mi S of Tobe and U.S. Hwy 160; ca 14 mi SE of Kim.
Shortgrass prairie and riparian. Phenology: vegetative only.

U.S.A., Kansas, Morton County: Cimarron National Grassland: on U.S. Hwy 56, 0.5 mi S of highway, ca 9.5 air mi NE of Elkhart.
Sandsage prairie dominated by Yucca and Opuntia. Phenology: buds.

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: buds.

U.S.A., Kansas, Morton County: Cimarron National Grassland: 1 mi W of Kans Hwy 27, ca 5 air mi N of Elkhart.
Sandsage prairie with rolling dunes dominated by Yucca glauca and Opuntia. Phenology: vegetative only.

U.S.A., Kansas, Morton County: Cimarron National Grassland: near oil derrick, 0.5 mi W of intersection of Kans Cimarron National Grassland: Kans Hwy 51 and Kans Hwy 27, on north side of Kans Hwy 51, ca 9 air mi N of Elkhart.
Shortgrass prairie with sandy soils; scattered Yucca glauca and Chamaesaracha. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: on Colo Hwy 109, ca 11 air mi S of La Junta.
Roadside, rock outcrops of roadbank. Phenology: vegetative only.

U.S.A., Colorado, Otero County: Comanche National Grassland: Higbee Canyon, on Colo Hwy 109, ca 15 air mi S of La Junta.
Sandstone canyon with scattered Juniperus monosperma and Rhus aromatica. Phenology: flowering & fruiting.
with Joe Rankin

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 12 air mi SSW of La Junta.
Overgrazed shortgrass prairie, dominated by Bromus japonicus. Phenology: vegetative only.

U.S.A., Colorado, Otero County: [location and coordinates withheld]
Roadbank dominated by Yucca glauca and Bromus japonicus. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: at Sierra Vista Scenic Overlook, ca 13.5 air mi SW of La Junta.
Ungrazed prairie with shale outcrops, dominated by Artemisia and Stipa. Phenology: fruiting.

U.S.A., Colorado, Otero County: [location and coordinates withheld]
Roadside and rocky hill. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: along Forest Road 500A, ca 23.5 air mi S of La Junta.
Shortgrass prairie dominated by Stipa, Elymus, and Schedonnardus. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: Valley View Allotment, ca 7.5 air mi SSE of La Junta.
Shortgrass prairie dominated by Yucca, Opuntia, and Bothriochloa. Phenology: vegetative only.

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

Red sandstone canyon, grazed heavily, dominated by Buchloë dactyloides. Phenology: vegetative only.

U.S.A., Colorado, Otero County: Comanche National Grassland: in Purgatoire Canyon between Bent and Bravo canyons, ca 28 air mi NW of Kim.
Red sandstone canyon with scattered Juniperus monosperma and Rhus aromatica. Phenology: vegetative only.
with Cali Hemenway

U.S.A., Colorado, Otero County: Comanche National Grassland: Picketwire (Purgatoire) Canyon, ca 27 air mi SSW of La Junta.
Dakota sandstone rock outcrops, sandy soil along trail with scattered Atriplex and Juniperus monosperma. Phenology: vegetative only.
with Cali Hemenway

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: at radio tower, along Colo Hwy 109, ca 11 air mi S of La Junta.
Weedy roadside, dominated by Bromus japonicus. Phenology: vegetative only.
with Cali Hemenway

U.S.A., Colorado, Baca County: Comanche National Grassland: Picture Canyon, ca 28.5 air mi SSW of Springfield.
Along creek and sandstone canyon walls. Phenology: vegetative only.

U.S.A., Kansas, Morton County: Cimarron National Grassland: along Forest Road 627, ca 0.5 air mi N of Cimarron River, ca 10.5 air mi NNE of Elkhart.
Rolling sandsage prairie, dominated by Yucca glauca and Artemisia. Phenology: vegetative only.

U.S.A., Kansas, Morton County: Cimarron National Grassland: along Forest Road 627, ca 1/4 air mi N of Cimarron River, ca 10 air mi NNE of Elkhart.
Sandsage prairie with large patches of Yucca glauca. Phenology: vegetative only.

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 3 air mi NE of Wilburton.
Sandsage prairie dominated by Yucca glauca, Artemisia, and Aristida purpurea. Phenology: fruiting.

U.S.A., Colorado, Bent County: Comanche National Grassland: ca 8 air mi E of La Junta.
Limestone outcrops, rocky prairie dominated by Eriogonum sp. and Stipa spp. Phenology: vegetative only.

U.S.A., Colorado, Otero County: Comanche National Grassland: between Rourke Road and Anderson Arroyo, ca 14 air mi SSW of La Junta.
Shortgrass prairie dominated by Quincula, Croton, and Yucca. Phenology: vegetative only.

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: along County Road 34, ca 13 air mi E of Kim.
Right of way in sandy prairie dominated by Artemisia filifolia. Phenology: vegetative only.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 10.5 air mi S of Timpas.
Sandy soil, shortgrass prairie dominated by Sporobolus and Aristida purpurea with scattered Juniperus monosperma. Phenology: vegetative only.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: ca 6 air mi E of Kim.
At windmill, in pasture canyon dominated by Ipomoea leptophylla and Aristida purpurea, scattered Juniperus monosperma. Phenology: vegetative only.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: on County Road 30, ca 5 air mi S of Andrix; ca 9.5 air mi ESE of Kim.
Prairie pasture dominated by Aristida purpurea and Buchloë dactyloides with scattered Ipomoea leptophylla. Phenology: vegetative only.

At spring below canyon walls dominated by Salix ad Rumex with Quercus thicket on top of canyon walls. Phenology: vegetative only.
with Darla Jackson, Lonnie Jackson

U.S.A., Kansas, Morton County: Cimarron National Grassland: along County Road B, ca 4.5 air mi W of Elkhart.
Dominated by Ipomoea leptophylla and Artemisia filifolia. Phenology: vegetative only.

U.S.A., Colorado, Baca County: Comanche National Grassland: at radio tower and Mt. Carmel Cemetary, ca 11 air mi ESE of Campo.
Sandy prairie dominated by Yucca glauca and Bothriochloa laguroides. Phenology: vegetative only.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: at intersection of Van Bremmer Road and U.S. Hwy 64, 8.5 air mi NE of Cimarron.
Open flat shortgrass prairie. Leaves in large rounded rosette; flowers greenish-white with red tinge on outside; inflorescences unbranched or on some plants a large branched panicle; plants scattered. Photographed. Phenology: flowering.
Annotated by Ben Legler on 5/2/2009.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: on north side of NM Hwy 555 4.2 road mi W of where Hwy 555 joins U.S. Hwy 64; 4.8 air mi SW of Raton.
Dry open Pinus edulis woodland with Quercus ×undulata and scattered Juniperus monosperma, on gentle rolling terrain at base of steep sandstone bluffs. Scattered, most plants not in bloom; flowers cream-colored with maroon tinge on outside. Phenology: flowering.
Annotated by Ben Legler on 5/2/2009.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: southeast slope of ridgeline just S of point 9530 on unnamed ridge 2.1 air mi E of Underwood Lakes.
Open, dry, southeast-facing slope with shrubby Quercus gambelii, scattered conifers, grasses. A few small sterile plants in openings. Phenology: vegetative only.
Annotated by Ben Legler on 5/2/2009.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slope on north side of an unnamed canyon on south side of Middle Ponil Creek 4.9 air mi NE of summit of Baldy Mountain and 24.9 air mi NW of Cimarron.
Dry rocky south-facing slope dominated by thickets of Quercus ×undulata, with scattered conifers. Leaves in dense basal rosettes; old inflorescences ca. twice as high as leaf tips. Specimen GPS: 36.675785, -105.14315. Phenology: vegetative only.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: at junction of Cerrososo Canyon Road with U.S. Hwy 64; 4.9 air mi NE of Cimarron.
Dry shortgrass prairie with Yucca glauca and Cylindropuntia imbricata. Tepals greenish-white; inflorescences mostly unbranched, to almost 1 meter tall, about twice as high as the leaves; leaves in large basal rosette. Specimen GPS: 36.537537, -104.836494. Phenology: flowering.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Cerrososo Canyon Road 2.1 air mi NW of NM Hwy 64; 4.9 air mi NE of Cimarron.
Sloping shortgrass prairie on edge of pinyon-juniper woodland. Tepals greenish-white with red tinge; style bright green; inflorescence stunted, 35 cm long, peduncle < 10 cm; leaves 40-50 cm long, margins white to pale tan; forming cespitose rosettes. Specimen GPS: 36.564976, -104.851563. Phenology: flowering.

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: Clarks Fork Canyon along Morrison Trail, ca 25-26 air mi NNW of Cody.
Gravelly soil with granite boulders. Phenology: flowering.
with Emily Elliott, Brian Elliott
Accession: USFS 861029, Barcode: USFS0043892

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 96, E of Wetmore, just over the county line.
Prairie after steep grade. Phenology: flowering.
with Kenneth Elliott

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Rock Creek Hill, on Colo Hwy 78, SW of Pueblo.
Pinyon-juniper; prairie. Phenology: flowering.
with Kenneth Elliott

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: at Exit 42 on I-25.
Grassland. Phenology: flowering.

U.S.A., Montana, Sweet Grass County: Along Airport Road, NE of Big Timber Airport, ca 1.5 air mi SSW of Big Timber.
Along road cut and packing area, in cobbley soil. Phenology: fruiting.
with Brian Elliott

U.S.A., Montana, Park County: Absaroka Range: between I-90 and the Yellowstone River in McAdows Canyon, ca 14.5 air mi ENE of Livingston.
Elev. 4280
Disturbed roadside, railroad tracks and river bank. Phenology: fruiting.
with Brian Elliott

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.

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: ca 2.3 road mi on Forest Road 388 off of Greenwood Road.
Dominant species: oak, mountain mahogany, some ponderosa; sandy soil. Phenology: flowering.
with Brian Jacobs and Alex Morgan

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 3.9 road mi S on Oak Creek Grade Road from Canon City; from ca 0.5-2.5 trail mi past Tanner Trailhead, on and around the trail.
Dominant species: pinyon pine, mountain mahogany, and oak; ponderosa and blue spruce at higher elevations; mainly granite outcrops, soil sandy to gravelly in texture. Phenology: fruiting.
with Brian Jacobs and Alex Morgan

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along County Road 201.
Dominant species: Melilotus, Medicago, and Convolvulus; near a small creek. Phenology: flowering.
with Brian Jacobs and Alex Morgan

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 3.4 road mi on Siloam Road from Colo Hwy 96.
Roadside; dominant species: Melilotus and thistle. Phenology: flowering.

U.S.A., Montana, Musselshell County: Golf Course Road, ca 13.5 air mi W of Roundup, ca 1.5 air mi E of junction with Timber Butte Road.
46.5041° N, 108.8497° W; NAD 83, uncertainty 0.25 mi., GPS reading
Rocky draw running SW to NE; very dry, scattered Pinus ponderosa; limestone and shale cliffs. Phenology: flowering.
1. Yucca glauca Nutt..

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Rouse Road (County Road 312) at railroad crossing.
Grasslands and ridges with pinyon pine and juniper. Phenology: vegetative only.
with Brian Elliott

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.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 19 just S of County Road 108, ca 6 air mi SSE of Florence (city center).
Grasslands. Phenology: vegetative only.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 115, ca 2 air mi WNW of Florence (city center).
Sandstone cliffs and rocky-sandy slopes with wooded areas around streams. Phenology: flowering.

U.S.A., North Dakota:

U.S.A., North Dakota, Billings County: Medora.
Phenology: fruiting.

U.S.A., Montana, Carbon County: 7 mi W of Joliet.
Mixed prairie and yellow pine woodland. Flowering stems about 1 m tall. Phenology: flowering.
Annotated by Karen Husum Clary on 12//2002.

U.S.A., Nebraska, Kimball County: 2.5 mi W of the Kimball Interchange on I-80.
Rocky slopes of a dry sandy wash. Abundant. Phenology: flowering.

U.S.A., Montana, Stillwater County: Summit of Square Butte, 6 mi W of Laurel off of Route 10 North.
Dry mixed grass prairie, ungrazed. Phenology: fruiting.
Annotated by Karen Husum Clary on 12//2002.

U.S.A., Nebraska, Kimball County: 2.5 mi W of the Kimball Interchange on I-80.
Rocky slopes of a dry sandy wash. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin National Forest: Sixteen Mile Creek below forest boundary.
South slope; dry, gravelly loam soil; open hillside; with sagebrush. Scattered; scarce. Phenology: vegetative only.
Annotated by Karen Husum Clary on 12//2002.
Accession: USFS 442905

U.S.A., Nebraska, Kearney County: Minden.
Harry Hapeman, s.n.. 7/7/1891.

U.S.A., Montana, Custer County: Intermountain (RLES): Lonepine Pasture R.
Steep slope; hard clay loam soil; gully banks; with Agropyron spicatum, Sporobolus. Scattered. Phenology: flowering.

U.S.A., Nebraska, Thomas County: On Middle Loup River, near Thedford.
Hills. Phenology: flowering.

U.S.A., Montana, Big Horn County: Decker Quadrangle: West Decker Coal Site.
Dry hillside; sagebrush-grassland. Phenology: flowering.
with L. M. Mayer

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, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: U.S. Hwy 160, ca 5.5 air mi NW of La Veta.
Roadside. Phenology: vegetative only.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Beaver Creek Road or Forest Road 4133 at and around Road Creek Reservoir, ca 2 air mi NW of Holiday Campground and ca 14.5 air mi ENE of Ashland.
Upland woodland dominated by grasses and ponderosa pine. Phenology: flowering.

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: just W of the state line, from Forest Road 3118 to an unnamed reservoir ca 1 air mi N of road, ca 7-8 air mi NNW of Camp Crook, SD.
Grass-dominated meadow. Phenology: flowering.

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in and around draws SE of junction of North Divide or Forest Road 3125 and Forest Road 3145 in the vicinity of Camp Spring, ca 4.5 air mi S of Reva Gap, ca 19 air mi ESE of Buffalo.
Butte tops dominated by grasses. Phenology: flowering.

U.S.A., Montana, Powder River County: Ca 0.5 air mi E of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi N of Fort Howes and ca 15 air mi SSE of Ashland.
Grass-dominated grazing land. Phenology: vegetative only.

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

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Picketwire Valley, Colo Hwy 12, ca 1.5 air mi E of Valdez.
Roadside. Phenology: vegetative only.

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in and E of Stagville Draw on Forest Road 3813 at Stagville Spring, SE past Forest Road 3813B to east boundary of Forest, ca 5.5 air mi SSE of Ekalaka.
Green ash and Prunus spp.-dominated draw. Phenology: flowering.
with G. Gust

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: Bartlett Trail from base up ca 2.5 trail mi.
Oak woodland and ponderosa pine with white fir. Phenology: fruiting.

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 1.5 road mi E of Rye.
Roadside and road cut. Phenology: fruiting.
with Craig Freeman

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: ca 1-2 air mi S of Salida (city center).
Pinyon-oak shrubland with grassy openings. Phenology: vegetative only.

U.S.A., Montana, Powder River County: E of Moorehead Road near the Powder River, ca 9 air mi SW of Broadus.
Grass and sagebrush-dominated grazing land interspersed with badlands. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: E of Forest Road 4775, ca 1.5 air mi SE of East Fork Otter Creek Road, ca 2.5 air mi SSW of Holiday Campground, ca 13.5 air mi E of Ashland.
Ponderosa pine-dominated forest with scattered rock outcrops and grass-dominated openings. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: N of Forest Road 4409, generally between Cabin Creek Spring and Deer Creek Spring, ca 11 air mi ENE of Ashland.
Near rock outcrop among grass and sagebrush-dominated grazing land. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 4516, ca 2 air mi W of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi NNW of Fort Howes.
Rocky and sandy south-facing slope with scattered grasses, ponderosa pine, and juniper. Phenology: fruiting.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Griffin Pass, E of Forest Road 4431, ca 21.5 air mi ENE of Ashland.
Southwest-facing rocky and clayey slope with Phacelia, Cryptantha, Penstemon, Solidago, and Ericameria. Phenology: fruiting.

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

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Cow Creek, just S of Forest Road 4095, ca 1.5 air mi W of Otter Creek Road or Mont Hwy 484, ca 2 air mi WSW of Fort Howes.
Burned hillside with rocky, sandy soils and scattered rock outcrops. Phenology: vegetative only.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in Bridge Canyon, ca 1 air mi E of Taylor Butte, ca 2 air mi ESE of Fort Howes.
East-facing slope in hardwood draw with Prunus and grass-dominated understory. Phenology: fruiting.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Mud Turtle Reservoir, N of Forest Road 4432, ca 3 air mi NW of Diamond Butte, ca 25.5 air mi SE of Ashland.
Steppe dominated by Artemisia, Psoralidium, and grasses. Phenology: fruiting.

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: Tongue River Breaks Hiking and Riding Area: along North Fork Poker Jim Creek, ca 3.5 air mi N of Poker Jim Butte, ca 15.5 air mi SSW of Ashland.
Southwest-facing rocky slope dominated by grasses. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Plains: Hutton Lake National Wildlife Refuge: ca 10 air mi SW of Laramie.
Greasewood/grassland uplands. 7.5' Hutton Lake Quad Phenology: flowering.

U.S.A., Montana, Phillips County: Larb Hills (South): at the head of Telegraph Creek, ca 47 air mi S of Saco; ca 44 air mi SSE of Malta.
Open ridgetop and flats with rocky areas. Phenology: fruiting.

U.S.A., Montana, Phillips County: W of U.S. Hwy 191 on Fanny Hill, ca 2 air mi NNW of the confluence of Cottonwood Creek and the Milk River, ca 16 air mi NNE of Malta.
Grasslands on sandy flats. Phenology: flowering.
Joseph L. M. Charboneau, 827. 6/30/2010.

U.S.A., Montana, Valley County: Larb Hills (North): W of South Bench Road, Tank Coulee and ridge above it, ca 4 air mi ENE of Ashford Spring, ca 2 air mi SSW of Hinsdale; 25 air mi NW of Glasgow.
Sagebrush-grasslands on loamy to sandy soil. Phenology: flowering.
Joseph L. M. Charboneau, 900. 7/1/2010.

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.
On sandstone-based ridge. Phenology: flowering.
Joseph L. M. Charboneau, 1150. 7/5/2010.

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: flowering.

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: at the end of Winter Ridge Road above and W of Winter Creek, ca 15 air mi SW of Hays; ca 61 air mi SW of Malta.
Sandy grassland flats and hilltops. Phenology: fruiting.

U.S.A., Montana, Phillips County: Matador Ranch: W of Stage Road (Mont Hwy 204), Little Warm Creek, ca 8 air mi WNW of Veseth Reservoir, ca 10 air mi ENE of Zortman; ca 35 air mi SW of Malta.
Sandy hillsides. Phenology: fruiting.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Carpenter Coulee, S of Harper Ridge Road, ca 9 air mi SSW of Halfpint Reservoir, ca 41.5 air mi SW of Glasgow.
Sandy ridge. Phenology: fruiting.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along Texas Creek on Colo Hwy 69, ca 2 mi S of junction of U.S. Hwy 50 and Colo Hwy 69; W of Pueblo.
Pinyon-juniper. Phenology: vegetative only.

Pinyon-juniper. Phenology: flowering.
with Elizabeth Mark

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: flowering.
with Elizabeth Mark

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: base of YMCA Mountain on Temple Canyon Road, ca 2 air mi SW of Canon City.
Pinyon-juniper. Phenology: flowering.
with Elizabeth Mark

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Isabel National Forest: up Stultz Gulch from Stultz Trailhead on County Road 143, ca 8 air mi S of Canon City.
Mixed Quercus gambellii-Pinus ponderosa. Phenology: flowering.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: W of Castle Rock Reservoir, ca 2 air mi S of Walsenburg on County Road 330.
Bouteloua grassland. Phenology: flowering.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along old railroad bed between Cordova Plaza and Weston.
Riparian, railroad right-of-way. Phenology: flowering.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Arkansas River Valley, ca 1.5 mi W of Parkdale on the south side of U.S. Hwy 50.
Steep rocky hills with pinyon-juniper-Quercus woodlands. 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.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 9 air mi S of Gardener on County Road 530.
Roadside. Phenology: flowering.

U.S.A., Colorado, Huerfano County: [location and coordinates withheld]
Grassland with numerous forbs. Phenology: flowering.

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.
Grasslands at base of butte with sandy soil. Phenology: flowering.

U.S.A., Montana, Valley County: Seventh Ridge, ca 4.5 air mi NE of Graveyard Hill, ca 22 air mi SW of Fort Peck; ca 27 air mi SSW of Glasgow.
Sandstone-based ridge. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Sand Hills: ca 3.5 air mi SSE of Silver Peak, ca 5.5 air mi SSW of Zortman; ca 49 air mi SW of Malta.
Sandstone ridge with occasional ponderosa pine, juniper, and big sagebrush. Phenology: flowering.

U.S.A., Montana, Phillips County: Hewitt Lake National Wildlife Refuge: W of Hewitt Lake, ca 4 air mi S of the Milk River, ca 8 air mi ESE of Fanny Hill, ca 17 air mi NE of Malta.
Sandy hilltops. Phenology: fruiting.

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: San Isabel National Forest: from Alvarado Campground up the Rainbow Trail to the Venable Peak Trail, ca 6 air mi SW of Westcliffe.
Abies concolor and Pinus ponderosa with Quercus gambellii. Phenology: flowering.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rio Grande National Forest: along Willow Creek, ca 4 air mi E of Crestone.
Pseudotsuga menziesii, Abies lasiocarpa. Phenology: flowering.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: County Road 360, ca 12 air mi NNW of Gardner.
Southwest exposure with volcanic outcrops and scattered pinyon and ponderosa pine. Phenology: vegetative only.

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: Sage Creek Campground and vicinity on Sage Creek, ca 19 air mi ESE of Bridger.
45.2117° N, 108.5521° W; uncertainty 0.5 mi., GPS reading
Southerly-facing slope with Elymus spicatus and occasional limber pine and juniper on limestone. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0047708

U.S.A., Wyoming, Albany County: Cummins.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along fence line S toward Little Sheep Mountain.
Pinyon pine and meadows. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Beaver Creek Road or Forest Road 4133 at and around Road Creek Reservoir, ca 2 air mi NW of Holiday Campground and ca 14.5 air mi ENE of Ashland.
Upland woodland dominated by grasses and ponderosa pine. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0050095

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: ca 2.5 air mi NNW of Colo Hwy 114 on road to Cabin Draw.
Ridge and sides of basaltic rock. Phenology: flowering.
with Fengjie Sun

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: County Road NN56, 5 air mi NW of Villa Grove.
Grassland and slopes. Phenology: fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: McIntyre Ridge, 4-4.5 air mi ENE of Saguache.
Volcanic rock outcrops. Phenology: 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: fruiting.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Spring Gulch.
Limestone. Phenology: fruiting.

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Colorado River, ca 20 air mi N of Eagle.
Terrace alluvium and dry wash, with Yucca, sagebrush, and narrowleaf cottonwood.
James P. Vanderhorst, 2670. 6/17/1991.
Accession: USFS (unaccessioned), Barcode: USFS0061537

U.S.A., Wyoming, Platte County: Ca 14 mi NW of Wheatland.
Grassland, with Argemone and Hesperostipa comata. Flowers cream. Phenology: flowering.

U.S.A., South Dakota, Custer County: Ca 6 mi NNE of Hot Springs.
43° 30.2' N, 103° 26.9' W; unknown, , Specimen Label
Grassland, with Brickellia, Schizachyrium. Flower cream. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Laramie Mountains: Little La Prele and Blue Nose creeks, ca 21 air mi SW of Douglas.
T30N R74W S15
On dry hillside. Common. Phenology: flowering.

U.S.A., Wyoming, Big Horn County: Near Montana N of Lovell, on the Crooked Creek Road.

U.S.A., Wyoming, Campbell County: Black Thunder Strip Mining Area: North Prong of Thunder Creek and Little Thunder Creek.
Breaks; big sagebrush, blue grama, western wheatgrass; shallow clayey, shale, loamy; Shingle series, shale. Phenology: fruiting.
with D. W. Sabinske

U.S.A., Wyoming, Park County: Clarks Fork Valley: Little Rocky.
Rocky plain. Phenology: vegetative only.
with Dorothy Pearson

U.S.A., Wyoming, Platte County: Between Fish Creek Road and Cottonwood Creek, 29 road mi NW of Wheatland.
Dry sand draw. Phenology: fruiting.

U.S.A., Wyoming, Sheridan County: Cruse Creek.
Dry divides. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County:
Grassy plains. Phenology: flowering.
Mary Alice Sanguinetti, 306. 7/10/1978.
with Keith H. Dueholm

U.S.A., Wyoming, Johnson County: Between Sheridan and Buffalo.
Rolling plains. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Hills SE of Sheridan.
Sandy slopes. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Range: Nueces Ranch (old Adam Boyd Ranch), ca 25 mi SW of Wheatland.
T22N R71W S5
Rocky hillside. Flowers white. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Wyo Hwy 253, ca 9 air mi SE of Casper.
Wide right-of-way with road cut and relatively undisturbed grasslands along fence and drainage with cottonwood and willow. Phenology: flowering.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Emigrant Gap Ridge, ca 12 air mi W of Casper.
Sandy and shaly areas with ponderosa pine on ridges. Phenology: flowering.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 14 air mi E of Casper.
Sandstone outcrops of breaks and sandy slopes. Phenology: flowering.

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: flowering.

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: flowering.

U.S.A., Wyoming, Fremont County: Lysite Badlands, Pony Creek #1 gas line site just W of Moneta-Lysite Road, 3.3 road mi N of Moneta.
Near sandstone outcrops on slope above wash. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Between Manville and Lance Creek.
42.9054° N, 104.6309° W; NAD 83, uncertainty 8 mi., Nat. Geog. TOPO!

U.S.A., Wyoming, Crook County: Sundance Mountain.

U.S.A., Wyoming, Natrona County: Casper Mountain area: vicinity of Garden Creek Falls.
Grassy slopes above the creek, soil rocky. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Chug Creek.
On the open, steep stony slopes. Phenology: flowering.

U.S.A., Wyoming, Platte County: Cottonwood Creek, 32 road mi NW of Wheatland.
Creek bank, dry. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Along Kinney Creek, 32 road mi NW of Wheatland.
Creek banks and grassland, creek dry. Phenology: fruiting.

U.S.A., Wyoming, Laramie County: On the bluffs above Pine Bluffs.
41.1703° N, 104.0643° W; NAD 83, uncertainty 1 mi., Digital Map
Scattered pine and dry grassland. Common. Phenology: flowering.
with Marjorie W. Porter

U.S.A., Wyoming, Platte County: Camp Guernsey: Osburn Ranch parcel; south end of transect ca 4.2 km NNE of Guernsey Reservoir, ca 3.1 km NW of Range Control.
Rolling; mixed grass prairie; silty loam; with Bouteloua gracilis, Carex filifolia, Hesperostipa comata, Plantago patagonica, Artemisia frigida, Aristida purpurea, Koeleria macrantha, Schizachyrium scoparium, Cryptantha cana, Gutierrezia sarothrae. Scattered; shrub; 1.25 m tall; corolla cream. Phenology: fruiting.
with P. Block

U.S.A., Wyoming, Albany County: West slope Laramie Range: ca 0.7 mi NE of U.S. Hwy 30, ca 2.4 air mi E of downtown Laramie.
Upper ridge slope, east aspect, red silt loam; with Hesperostipa comata, Artemisia frigida, Paronychia spp. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Miracle Mile on North Platte River, ca 1.5 air mi NNE of Kortes Dam.
Sandy sagebrush-grasslands; yucca also common. Phenology: fruiting.

U.S.A., Colorado, Jefferson County: East-central Colorado: Mosquito Range to Plains: Rampart Range: Cheesman Mountain off County Road 126 along the Gill Trail, the South Platte River, and west-facing and north-facing slopes of the mountain, ca 2.5 air mi SW of Deckers.
On coarse granitic sand and gravel of south-facing river bank, among occasional boulders. Phenology: flowering.

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: off Forest Road 207, on the banks and slopes above the South Platte River, ca 1/2 road mi N of USFS Happy Meadows Campground; ca 2-1/2 air mi N of town of Lake George.
Wooded, granitic slopes with occasional rock outcrops in ponderosa pine. Phenology: flowering.

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Texas Creek Gulch off Table Mountain or County Road 217A, ca 3 air mi NNW of town of Texas Creek.
In pinyon-juniper on rocky-gravelly granitic slopes. Phenology: flowering.
with Irene Thien

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: from a seep at intersection of Forest Road 211 and Forest Road 540 to Corral Creek and surrounding uplands, ca 10 air mi N of town of Lake George.
In a grassy lowland along the stream in ponderosa pine. Phenology: flowering.

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: along Fern Creek and surrounding uplands, approx 0.2 road mi from intersection with Forest Road 351 or Fern Creek Road, ca 12 air mi N of Woodland Park. EC1/4
Granitic-gravelly uplands in ponderosa pine and Douglas fir. Phenology: flowering.

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Twin Mountain off U.S. Hwy 50, ca 5.6 air mi NW of Canon City; ca 2 road mi from turnoff to Royal Gorge.
Along roadside and adjacent open slopes. Phenology: flowering.

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: Great Plains: along Meridian Road or County Road 501, ca 0.3 rd mi S of El Paso County; ca 18 air mi N of Pueblo.
Dry cholla-grassland in fine sandy soils. Phenology: flowering.

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Phantom Canyon: in Phantom Canyon off Colo Hwy 67, ca 5.5 air mi NE of Canon City.
On dry granitic-gravelly slopes in mixed pinyon-juniper, Gambel's oak and ponderosa pine. Phenology: buds.