Atriplex canescens var. canescens (1997)
AMARANTHACEAE
Atriplex canescens (Pursh) Nutt. var. canescens
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.
Elev. 6500 ft.
On rocky slopes in pinyon-juniper. Phenology: fruiting.
Accession: RM (unaccessioned)

Atriplex canescens var. canescens (1997)
AMARANTHACEAE
Atriplex canescens (Pursh) Nutt. var. canescens
U.S.A., Colorado, Fremont County: [location and coordinates withheld]
Elev. 5150 ft.
On Niobrara formation shale in pinyon-juniper with Frankenia jamesii, Oonopsis puebloensis, Parthenium tetraneuris, Oryzopsis hymenoides, Bouteloua gracilis, Aristida purpurea, and Eriogonum spp. Phenology: fruiting.
with Randy Pratt
Accession: RM (unaccessioned)

Atriplex canescens var. canescens (2002)
AMARANTHACEAE
Atriplex canescens (Pursh) Nutt. var. canescens
U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Steckley or Forest Road 942 above the head of East Logan Draw and Dugout Creek drainage, ca 12 air mi NNW of Bill; ca 50 air mi N of Dougals.
Sagebrush slopes and flats among the badlands and scoria. Phenology: fruiting.
Annotations:
1. Atriplex canescens (Pursh) Nutt. var. canescens
Annotated by Peter J. Ebertowski.
Accession: RM (unaccessioned)

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

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: broad gully SE of Cheyenne River on Clareton or County Road 7A, ca 37 air mi SE of Wright; ca 44 air mi SW of Newcastle.
Broad grassy gully. Phenology: flowering & fruiting.
Peter J. Ebertowski, 1162. 7/5/2002.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Phillips Creek near bentonite mine, on dirt road ca 2 mi W of County Road 31, ca 23 air mi NNE of Glenrock; ca 34 air mi NNW of Douglas.
Sagebrush/grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: hills above and NW of Walker Creek on County Road 43, ca 31 air mi NE of Douglas; ca 17 air mi WNW of Lance Creek.
Ponderosa pine and Rocky Mountain juniper with open clayey patches. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Cottonwood Creek E of County Road 7A, ca 32 air mi ESE of Wright; ca 41 air mi WSW of Newcastle.
Grassy gully leading to creek. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along Sand Creek above and below confluence with Coal Draw, ca 20 air mi NW of Bill; ca 46 air mi NNW of Douglas.
Opuntia filled grassland. Phenology: fruiting.
with B. E. Nelson

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Piney Creek off of Piney Canyon or County Road 17, ca 25 air mi SE of Wright; ca 27 air mi NNE of Bill.
Rocky slope. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Luce Draw off Dunham or County Road 16, ca 10 air mi W of Newcastle; ca 19 air mi SSE of Upton.
Sagebrush and greasewood. Phenology: fruiting.
Peter J. Ebertowski, 3672. 9/1/2002.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: E of Red Hills at terminus of Forest Road 942C, ca 26 air mi SE of Wright; ca 15.5 air mi NNE of Bill.
Clay with scoria stone. Phenology: vegetative only.
Peter J. Ebertowski, 558. 6/24/2002.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills N of Thunder Basin Work Center off Wyo Hwy 450, ca 26 air mi ESE of Wright; ca 45 air mi SSE of Gillette.
Scoria hills with ponderosa pine and Rocky Mountain juniper. Phenology: flowering & fruiting.

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 clay in sagebrush grassland. Phenology: flowering.

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.
Clay badlands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: grassland SE of Reed and Bruce draws, on Dull Center or County Road 38, ca 5.5 air mi NE of Bill; ca 37 air mi NNE of Douglas.
Roadside in sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Rochelle Hills N of Wildcat Creek, on two-track road off Rochelle Hills or Forest Road 933, ca 19 air mi SE of Wright; ca 56 air mi SSE of Gillette.
Steep rocky slope with ponderosa pine, Rocky Mountain juniper, and bluebunch wheatgrass. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: Marcus Draw, on Redbird or County Road 11, ca 19 air mi N of Lance Creek, ca 42 air mi SSW of Newcastle.
43.2988° N, 104.579° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!
Steep slope of draw. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Robertson Flat, near intersection of Wyo Hwy 59 and Forest Road 942, ca 26 air mi S of Wright; ca 45 air mi N of Douglas.
Roadside in sagebrush grassland. 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.
Mosaic of sagebrush grassland and grassland, Stipa comata abundant. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Porcupine Creek, on two-track off Matheson or County Road 70, ca 13 air mi SE of Wright; ca 49 air mi S of Gillette.
Band of greasewood and saltbush bordering creek. Phenology: fruiting.

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

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills between Sunny Draw and Beckwith Creek, on two-track off Forest Road 973, ca 23 air mi SE of Wright; ca 52 air mi SW of Newcastle.
Slope of sagebrush grassland. Phenology: fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: scoria ridge N of Dugout, on two-track road, ca 29 air mi SE of Wright; ca 51 air mi NNE of Douglas.
Base of scoria hill, with sagebrush. Phenology: fruiting.

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

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: eastern edge of Red Hills, ca 1 mi S of Antelope Creek, off Steckley or Forest Road 942, ca 25 air mi SE of Wright; ca 50 air mi N of Douglas.
Clay slope. Phenology: fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Rochelle Hills, between School Creek and Hansen Draw, on Forest Road 968C, ca 18 air mi SE of Wright; ca 49 air mi WSW of Newcastle.
Slope of rocky clay. Phenology: fruiting.

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.
On basalt cliffs and slopes in a small canyon. Phenology: fruiting.
with James F. Fowler

U.S.A., Wyoming, Park County: [location and coordinates withheld]
Elev. 5450 ft.
Sagebrush-grassland community, above reservoir. Phenology: flowering & fruiting.
Accession: RM 753332, Barcode: RM0052074

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: fruiting.
with James F. Fowler

U.S.A., Montana, Park County: Paradise Valley: Gallatin National Forest: La Duke Trail Head, just E of U.S. Hwy 89, ca 6 mi NW of Gardiner.
Disturbed sagebrush-grassland with Artemisia arbuscula, Lewisia rediviva, Lappula redowskii, and Allium textile. Phenology: flowering.
Accession: RM 782503, Barcode: RM0082833

U.S.A., Arizona, Coconino County: Kaibab National Forest: Upper Basin on Coconino Plateau at Wagoner Tank in upper Lee Canyon along Forest Road 307, ca 15.5 air mi E of Tusayan; ca 52.5 air mi NNW of Flagstaff.
Rocky slope and shallow wash with pinyon. Phenology: fruiting.
with James F. Fowler

U.S.A., Arizona, Coconino County: Kaibab National Forest: Upper Basin on Coconino Plateau at Wagoner Tank in upper Lee Canyon along Forest Road 307, ca 15.5 air mi E of Tusayan; ca 52.5 air mi NNW of Flagstaff.
Around tank and old corrals. Phenology: vegetative only.

U.S.A., Arizona, Coconino County: Kaibab National Forest: along Ariz Hwy 64 in the Upper Basin between Lee Canyon and Coconino Rim at the Navajo Nation-Forest boundary, ca 18 air mi WNW of Cameron; ca 50.5 air mi N of Flagstaff.
Pinyon/juniper/sagebrush. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Owl Creek Mountains: lower end of the Wind River Canyon, along U.S. Hwy 20/Wyo Hwy 789, 4 mi S of Thermopolis.
Weedy, rocky riparian area along the river with Bromus inermis, Asclepias speciosa, and Cirsium arvense. Phenology: fruiting.
Accession: RM 818616, Barcode: RM0020479

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: U.S. Hwy 160 W from Del Norte to rest area; ca 7 air mi W of Del Norte.
Along highway. Phenology: fruiting.
Accession: RM 796014

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.
Accession: RM 796013

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: on County Road 41G in Coolbroth Canyon.
Pinyon/juniper woodland with rock outcrops and along roadside. Phenology: fruiting.
Accession: RM 796012

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Los Mogotes Mesa, south side rimrock.
Rocky slopes. Phenology: buds.
Annotations:
1. Atriplex canescens (Pursh) Nutt. var. canescens
Annotated by Jeanette Flaig.
with Jeanette Flaig

U.S.A., Colorado, La Plata County: Eastern San Jean Mountains: along Forest Road 537 on flats above Spring Creek ca 3/4 mi E of Zabel Canyon drainage, ca 7 air mi ENE of Ignacio; ca 7 air mi SE of Bayfield.
Rabbitbrush flats with fourwing saltbush. Phenology: fruiting.
Annotations:
1. Atriplex canescens (Pursh) Nutt. var. canescens
Annotated by Jeanette 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.

U.S.A., New Mexico, Colfax County: I-25 at interchange 455, ca 1 air mi NNW of Raton.
Juniper-oak road cuts. Phenology: fruiting.

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

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: off Frontage Road N of I-70, immediately W of turnoff for County Road 51, ca 0.5 air mi N of Gypsum.
Disturbed roadside habitat on clay soil. Phenology: flowering & fruiting.

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: off Frontage Road N of I-70, immediately W of turnoff for County Road 51, ca 0.5 air mi N of Gypsum.
Disturbed roadside habitat on clay soil. Phenology: flowering.

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

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: off Trail Ridge Road (west side), NNW of Dry Lakes, ca 6 air mi NNW of Gypsum.
Pinyon-juniper woodland on east aspect, shale and gypsic soil. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4-5 air mi SSE of Scenic on Forest Road 7172 on Big Hollow Creek.
In stream bottom with soils of sand, silt and clay. Phenology: buds.

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: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 27.5-28 air mi NW of Crawford.
On ridge of rockand sand. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 18.5 air mi ENE of Hermosa and 1.5 mi E of County Road 121.
On typical clay badland soils. Phenology: flowering.

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: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 18 air mi NW of Crawford and 1/2-3/4 mi N of Orella Road in Whitehead Creek.
Soils are silty and moist. Associated plants growing in creek floor are Salix spp., Prunus virginiana and Ribes spp. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 14.5 air mi NW of Crawford on Hudson-Meng Bison Bonebed Trail, 0.5 mi SW of Toadstool Geologic Park.
Soils are heavy white clay below with clay sand mix at top of "toadstool" geologic formations. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7.5 air mi W of Scenic, near Spring Draw.
On sand bluffs overlooking draw. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 12.5 air mi SW of Edgemont.
On shale banks. Phenology: fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 12.5 air mi SW of Edgemont.
On shale banks. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 -15 air mi NW of Crawford at Hudson-Meng Bison Bonebed Trail between Toadstool Geologic Park and Hudson-Meng Bonebed site.
Along Hudson-Meng Bison Bonebed trail. Trail winds through creek bottom and over ridge tops. Soils range from heavy white clay in creek to rocky, gravelly areas on side slopes and at tops of deep cut draws. Phenology: fruiting.
with Steve Popovich

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi WNW of Edgemont.
In sand and gravel soils of roadside. Phenology: fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SSE of Wall and 0.5 mi due E of SD Hwy 240.
Edge of badlands "wall" on ridge edge abruptly dissected into drainages leading to badlands floodplain; soils are silty loam to clay loam. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8-8.5 air mi SE of Wall and 0.5 mi due S of I-90.
In deep dissected cuts of badlands "wall"; soils are clay. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10-10.5 air mi SE of Wall and ca 0.5-1 air mi S of I-90.
Deep dissections of badlands "wall", draw bottom; soils are clay.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 1.5 air mi SSW of Scenic.
In badlands floodplain, soils are deep heavy white clay. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: John Dunn Bridge at Rio Grande, ca 2.5 air mi W of Arroyo Hondo.
Canyon bottom/riparian and rocky canyon walls. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 111, Canada de la Cueva, ca 1.5 air mi S of La Madera.
Arroyos and mesa top with pinyon/juniper and Artemisia tridentata. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: west side of U.S. Hwy 285 ca 200 yards S of state line.
Grazed rangeland with Muhlenbergia torreyi and Gutierrezia sarothrae. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canjilon Creek and gypsum cliffs, E of Echo Ampitheater recreational site on U.S. Hwy 84, ca 14 air mi NW of Abiquiu.
Todilto gypsum. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson Nationa Forest and Vicinity: 1.5 mi SE of Pinabetoso Peaks, on road with cattleguard off U.S. Hwy 285, ca 15 air mi NNE of Tres Piedras.
Rangeland with Chrysothamnus, Bouteloua gracilis. Phenology: fruiting.

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

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Cerrito Blanco, ca 1.5 air mi NW of Abiquiu.
Badlands with rabbitbrush flats and juniper mesas. Phenology: flowering.

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.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 554, ca 7 air mi S of El Rito.
Sandstone benches and draws, roadside and river bottom. Phenology: flowering.
with Jill E. Larson

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Rio de los Pinos, ca 0.6 air mi SW of Los Pinos.
Igneous cap rock and rocky slope. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Rio Grande Gorge on southwest side of Ute Mountain.
Wash to canyon rim. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Brushy Mountain, southern half.
Pinyon/juniper above, lower slopes with sagebrush and rabbitbrush. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: at the northeast base of San Antonio Mountain, ca 4 air mi NNE of the summit on Forest Road 118, ca 18 air mi N of Tres Piedras; ca 5.5 air mi S of Colorado.
Clayey flats with Atriplex, Chrysothamnus, Krashninnikovia, and grasses. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Penabetoso Peaks and vicinity on the south peak and surrounding area, ca 16 air mi N of Tres Piedras.
Slopes surrounding the summit. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: La Segita Peaks S and SSE of Wissmath Craters, ca 10.5 air mi N of Tres Piedras.
Abandoned cinder-gravel quarry dominated by Mentzelia, Phacelia, Ericameria, and Artemisia dracunculus. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: just N of Abiquiu Reservoir from roadside table along U.S. Hwy 84, N along wash, ca 2 air mi SE of Ghost Ranch Presbyterian Center and ca 11 air mi S of Canjilon.
Sandy bottom and rocky sides of wash in shales and sandstones of Chinle and San Rafael groups. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: Forest Road 23, ca 5.5 air mi N of U.S. Hwy 84 and Rio Chama, ca 2 air mi E of west Forest Boundary, ca 6 air mi NNW of Abiquiu.
Pinyon/juniper woodland with Gutierrezia sarothrae, Hilaria jamesii, and Opuntia polyacantha. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: Arroyo del Cobre, ca 1 3/4 air mi W of Abiquiu, N of Abiquiu Elementary School, up Arroyo past Cerrito de la Ventana.
Major wash with tamarisk, Chrysothamnus nauseosus, Sporobolus species, and Bouteloua species on San Rafael and Chinle formation sandstones. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canyon de los Alamos accessed from NM Hwy 519 and Forest Road 222 near Salt Lick Spring, ca 2 air mi NE of La Madera; ca 2.5 air mi SE of Anacones.
Pinyon/juniper woodland with Artemisia tridentata and Gutierrezia sarothrae. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: east rim of Rio Grande from NM Hwy 68 SE toward Canada de Apodaca, ca 0.5 air mi NE of Rinconada.
Pinyon/juniper woodland amongst basalt boulders. Phenology: flowering.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: along dirt road E of NM Hwy 68, ca 0.5 air mi ENE of Pilar, east side of Rio Grande.
Slopes above the river in pinyon/juniper woodland with Heterotheca villosa, Aristida purpurea, and Artemisia tridentata. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: just N of Ghost Ranch Presbyterian Retreat Center north property line, ca 11 air mi WNW of Abiquiu.
Mesa with pinyon/juniper woodland with openings of Opuntia imbricata, Bouteloua gracilis, and dead Lyceum pallidum, on Chinle Formation sandstones. Phenology: flowering.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: Tract A Taos Pueblo Grant: at Rio Grande Rim ca 0.5 mi S of Rio Grande Gorge Bridge, ca 6 air mi W of El Prado.
Rocky basalt canyon rim and sandy flats with Artemisia tridentata, Stipa comata, Gutierrezia sarothrae, and Bouteloua gracilis. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: ca 0.2 air mi W of Ojo Caliente Mineral Springs Resort and ca 0.5 air mi NNW of Bureau of Land Management Posiwinge Archealogical Site.
Pinyon/juniper woodland with Hilaria jamesii and Aristida purpurea; sandy, dry wash lined with Fallugia paradoxa. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Red Wash Canyon on north side of U.S. Hwy 84, ca 4 air mi WNW of Abiquiu.
Pinyon/juniper woodland with Opuntia phaeacantha; sandy, dry wash lined with Fallugia paradoxa; Chinle formation and Entrada sandstones. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: Forest Road 23, ca 1 air mi E of junction of U.S. 84 and NM Hwy 96, ca 2 air mi E of east high waterline of Abiquiu Reservoir, ca 6 air mi NW of Abiquiu.
Large grassy opening and along unpaved road within pinyon/juniper woodland on sandstone. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: near dead end of Forest Road 139, ca 4.5 air mi N of Abiquiu Reservoir, ca 9 air mi SSE of Canjilon, ca 3 air mi NE of Ghost Ranch Presbyterian Retreat Center.
Just below sandstone canyon rim. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: east side of NM Hwy 68, southwest of Pilar; to ca 0.6 air mi E.
Roadside. Phenology: flowering.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Rimrock southeast of junction NM Hwy 75 and 68, dirt road and wash.
Rocky and sandy slopes with volcanic rimrock and rubble; low slopes and creek bed. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 68, just south of Taos county line.
Phenology: flowering.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: ca 8 air mi NW of Arroyo Hondo on BLM road to Cerro Montoso, ca 1 air mi E of U.S. Hwy 64.
Drainage from juniper down to road. Phenology: fruiting.

U.S.A., New Mexico, Taos County: [location and coordinates withheld]
Canyon slopes and bottom. Phenology: fruiting.

U.S.A., New Mexico, Taos County: [location and coordinates withheld]
Pinyon/juniper grasslands. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: from near U.S. Hwy 285 to Pinabetoso Peaks.
Plains. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: cut and fill along old Chili Line Railroad Grade and adjacent roadside along U.S. 285.
Disturbed areas. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: La Segita Peaks, northwest peak.
Pinyon/juniper covered slopes with openings, volcanic rock outcrops. Phenology: fruiting.

U.S.A., New Mexico, Taos County: [location and coordinates withheld]
Pinyon/juniper slopes. Phenology: fruiting.

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

U.S.A., Wyoming, Washakie County: Bighorn Basin: along BLM Road 1404 S of Nowater Creek and W of Scorpion Draw, ca 25 air mi ENE of Thermopolis.
Sagebrush on sandy soil of Cody shale. Phenology: buds.

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: benches above Dolores River.
Benches above river with Sarcobatus, Atriplex, and Coleogyne. Phenology: flowering & fruiting.
Accession: (unaccessioned)

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: bench NE of the Dolores River.
With Coleogyne and Lepidium. Phenology: flowering & fruiting.
Accession: (unaccessioned)

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

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Calamity Draw, ca 0.3 mi from Colo Hwy 141 near Nucla.
Dry area with sandstone ledges. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: Dry Creek Basin, ca 0.5 mi SW of Basin.
Sandy flats with Artemisia, Atriplex, Gutierrezia, Centaurea, and Chrysothamnus; very dry. Phenology: flowering & fruiting.

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

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: Dolores Canyon.
At base of canyon wall with Forestiera. Phenology: fruiting.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Uncompahgre Plateau: Blue Springs Point.
Dry meadow with pinyon, juniper, Atriplex, and cheat grass. Phenology: flowering & fruiting.

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

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: Little Gypsum Valley; ca 13 road mi NW of Colo Hwy 141 on County Road 20.R., Gypsum Valley boat launch and surrounding area on north-side of the Dolores River.
River and adjacent pinion-juniper zone on south-facing slope on north side of river. Phenology: flowering.
Accession: 707930

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.
Accession: 712336

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: ca 18 air mi W of Nucla at Bedrock Boat Launch along Dolores River, County Road Y9.
Along canyon walls and washes on east facing slopes with pinyon-juniper. Phenology: flowering.
Accession: 712337

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 9 air mi W of Cortez, ca 1 mile W of County Road 16, south side of County Road N, at Sand Canyon Peublo.
Dense pinyon-juniper and Quercus woodland, Artemesia, Purshia, Paraphyllum, Anasazi ruins present. South-facing slope. Phenology: flowering.
with Marie Rambo

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

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: McElmo Canyon Area, ca 18.5 air mi W of Cortez, ca 4.5 air mi E of Ismay Trading Post, unmarked road N of County Road G, in Risley Canyon.
Pinyon-juniper, Purshia, rabbitbrush, and Atriplex, strong selenium odor; west facing slopes. Phenology: flowering.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: McElmo Canyon Area, ca 20 air mi W of Cortez, ca 4.5 air mi E of Ismay Trading Post, unmarked road N of County Road G, in Risley Canyon.
Pinyon-juniper, Atriplex, Amelanchier, and Purshia on shale soil with selenium odor; southwest facing. Phenology: flowering.

U.S.A., Colorado, San Miguel County: [location and coordinates withheld]
Artemisia, Atriplex, and Stipa on southeast facing slopes. Phenology: flowering.
Lynn Marie Moore, 5039a. 6/6/1995.

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: flowering.

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

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.

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: flowering.

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.

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: flowering.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: State Wildlife Area: ca 9.5 air mi NW of Cortez at Narraguinnep Reservoir, intersection of County Road 23 and Colo. Hwy 194.
Pinyon-juniper, cottonwood, sagebrush, and rabbitbrush on west facing mancos shale soils. Phenology: flowering.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Canyon, Dolores River, ca 21 air mi W of Naturita in Coyote Wash.
Pinyon-juniper, Fraxinus, Tamarisk, and Salix on east-southeast facing sandstone slopes and canyon walls, seasonal drainage. Phenology: flowering.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 240, ca 23 air mi N of Dolores at Ryman Creek S of Disappointment Valley.
Pinyon-juniper, sagebrush, Atriplex, squawapple, Quercus, and serviceberry, on soil with selenium odor, west-facing draw along a dry wash. Phenology: flowering.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: County Road D.00, ca 27 air mi N of Dolores in Alkalai Wash N of Disappointment Creek.
Pinyon-juniper, snow berry, greasewood, rabbit brush, Artemesia, oak, and service berry on south facing slopes. Phenology: flowering.
with Sierra Smith

U.S.A., Colorado, Montezuma County: [location and coordinates withheld]
Pinyon-juniper, rabbit brush, Atriplex, and roadside weeds on a west face. Phenology: fruiting.
with Fallon Judkins and Marie Rambo

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: flowering.

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. this specimen is monoecious Phenology: flowering.

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: flowering.

U.S.A., Colorado, San Miguel County: Upper Dolores River Drainage and Adjacent Areas: ca 18 air mi N of Dove Creek, W of Hwy 141.
Elev. 2000 m.
Pinyon Juniper, sandy soil and cap rock. Phenology: fruiting.
with Marie Rambo

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 4 at Soda Dam, 1.7 air mi N of Jemez Springs; S 0.5 mi to bridge.
Roadside. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 316 at spring, 2.4 air mi S of NM Hwy 96/Forest Road 316 junction, S on Coyote Creek for ca 0.4 mi.
Pinyon/juniper woodland slope. Phenology: flowering.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon de San Diego, Lower Jemez Campground, south to ca 2 air mi along Jemez River.
Riparian with cottonwood, willow, and roadsides. Phenology: flowering.
with Brian Reif and Jim Fowler

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 10, ca 2 road mi NNE of Ponderosa at entrance to National Forest.
Roadside, streamside. Phenology: fruiting.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: intersection of NM Hwy 485 and NM Hwy 4.
Roadside and river margin. Phenology: fruiting.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 485 at junction with Forest Road 652, 2 air mi NNW of Gilman.
Rocky slopes. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo del Torro adjacent to U.S. Hwy 84.
Roadside right-of-way. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: 16 air mi NNE of Espanola to 0.5 road mi S on U.S. Hwy 285.
Roadside. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: 6.5 road mi N of Espanola; intersection of U.S. Hwy 285 and NM Hwy 74, to 1 mi SE.
Roadside. Phenology: fruiting.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: headwaters of Padre Spring Creek on Forest Road 326, 3.5 air mi S of Glorieta.
A broad, shallow grassy drainage running SE, slope of ca 2 deg, with pinyon/juniper encroaching from surrounding ridges. Phenology: flowering.

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. N35.716 W106.251, W 0.3 air mi to N35.716 W106.256 at pour off.
Riparian bottom; steep, metamorphoic canyon walls with juniper . Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Arroyo de los Encinos, 3.5 air mi ENE of Chimayo; from small springs and mature cottonwoods at base of sedimentary formation/cliffs to S 0.3 air mi in dry wash.
Desert shrubland with spring above and narrow, excised dry wash through soft sediment below. Phenology: flowering & fruiting.

U.S.A., New Mexico, Los Alamos County: [location and coordinates withheld]
Roadside and canyon bottom on tuft/volcanics in ponderosa pine forest. Phenology: fruiting.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Glorieta Mesa: Forest Road 326 at west forest boundary, within 0.3 air mi of N35.517 W105.804.
Pinyon-juniper woodland with open, park-like grassy drainages. Phenology: flowering.

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: from North San Ysidro NNE to lower Apache Canyon. N35.478 W105.547 at forest boundry N 0.5 air mi parallel trail to N35.485 W105.548.
Dry wash with exposed bedrock in pinyon-juniper woodland. Phenology: flowering.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Caja del Rio Plateau: County Road 77 (Buckman Road) at Rio Grande River and Buckman, 2 air mi due E of White Rock. N35.836 W106.161 SW 0.4 air mi along riverbank.
Russian olive and tamarisk, also, steep and loose west-facing sedimentary slope. Phenology: flowering.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Caja del Rio Plateau: Caja del Rio Canyon from County Road 77 (Buckman Road), 4 air mi ESE of White Rock; first spur of canyon at sport climbing area.
Scattered volcanic boulders with shrubs, mostly Philadelphicus, Ptelea, and Ribes. Phenology: flowering.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Ojito public lands off U.S. Hwy 550 (old NM Hwy 44) at Rio Salado, 5 air mi W of San Ysidro.
Shrublands with occasional juniper adjacent to broad, saline wash of river. Phenology: flowering.

U.S.A., New Mexico, Los Alamos County: [location and coordinates withheld]
Rocky slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southeastern Plains: Goshen Hole: Fort Laramie National Historic Site: on Fort grounds ca 1.9 air mi WSW of Fort Laramie (town).
At edge of fort grounds on silt loam, southeast slope 5%; unmown disturbed habitat; associated species are Chrysothamnus nauseosus, Atriplex confertifolia. Uncommon. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Camp Guernsey: west-facing bank of North Platte River, ca 2 km NW of Guernsey Reservoir.
Elev. 1350 m.
Riverine below talus slope on moderate to steep slopes of rocky loamy sand with Rhus trilobata, Phalaris arundinacea, and Rosa spp. Phenology: fruiting.
with Carlos A. Popolizio

U.S.A., Wyoming, Big Horn County:
Sandy range site on flat hilltop (in order of dominance as measured by annual production): with Artemisia tridentata, Grayia spinosa, Bouteloa gracilis, Chrysothamnus viscidiflorus, and Stip comata; small amounts of Agropyron spicatum present. Phenology: fruiting.
with Neal Hedges and John Fend

U.S.A., Wyoming, Big Horn County: Bighorn Basin: south end of Sykes Mountain, ca 0.8 mi NE of Crooked Creek Road and ca 1 mi W of Yellowtail Reservoir.
Artemisia tridentata var. wyomingensis flat between low sandstone outcrops. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: Near Rock Springs.
Common. Phenology: flowering.
Lowell E. Larsen, 7. 6/1/1947.

U.S.A., Wyoming, Sweetwater County: 6 mi N of Black Rock Butte.
Sandy soil. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County: Great Divide Basin and Adjacent Regions: Flaming Gorge Recreation Area: Henry Fork Fault.
Collected along the fault face and along the base of fault in dry soils; common in dry washes and on rocky ledges. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: 5 mi W of Kirby.
Rocky sandstone with Cymopterus and Artemisia. Phenology: vegetative only.

U.S.A., Wyoming, Washakie County: 10 mi NNW of Ten Sleep near Big Horn County.
Sagebrush-grassland with Bromus tectorum and Grindelia. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sweetwater County: Washakie Basin: east bank of Sand Creek; ca 1/4 mi N of County Road 700; ca 1/4 mi W of Carbon County; ca 14 air mi WNW of Baggs.
Fine textured shaley-sandy dune stabilized through cover of shrubs (especially Atriplex canescens). Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: North Platte River Valley: west side of North Platte River at Alcova, between Alcova Reservoir and Gray Reef Reservoir, ca 0.5 mi SE of Wyo Hwy 220; ca 27 air mi SW of Casper.
Dry, sandy gravel knolls and low ridges at edge of Sarcobatus clay flats. Phenology: fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: summit of Sykes Mountain, just E of cone of Point 4517, W of Horseshoe Bend of the Bighorn Canyon of Yellowtail Reservoir; ca 3.2 air mi S of Montana.
Community of Grayia spinosa, Atriplex canescens, and Juniperus osteosperma with sparse understory of Salsola, Euphorbia glyptosperma, and Eriogonum cernuum on stabilized brown sand dunes. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County:
Sagebrush-juniper with Chrysothamnus. Phenology: buds.

U.S.A., Wyoming, Sweetwater County:
Sagebrush-juniper with Chrysothamnus. Phenology: flowering.

U.S.A., Wyoming, Sweetwater County:
Sandy sagebrush with Stipa and Chrysothamnus. Phenology: flowering.

U.S.A., Wyoming, Laramie County:
Meadow with Poa, Acer, and Prunus Phenology: fruiting.
Annotated by Stanley L. Welsh in 1994.

U.S.A., Wyoming, Laramie County: SW of Chugwater.
Silver sagebrush with Picradeniopsis and Heterotheca. Phenology: fruiting.
Annotated by Stanley L. Welsh in 1994.

U.S.A., South Dakota, Jackson County: Badlands National Monument: just inside east entrance, ca 5 mi from Cedar Pass Lodge.
Phenology: flowering & fruiting.
Annotated by Stanley L. Welsh in 1994.
with G. W. Parmelee, Stella M. Wilson, and P. G. Coleman

U.S.A., South Dakota, Jackson County: Bad Lands, Cedar Canyon, Interior.
South-facing cliffs along Great Wall; red cedar association. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Badlands , between Imlay and Scenic.
T3S R14E S32
Xerophytic bottomland; pioneer association. Phenology: flowering.

U.S.A., South Dakota, no county County:
On barren buttes. Phenology: flowering & fruiting.

U.S.A., South Dakota, no county County:
Dry barren buttes. Common. Phenology: flowering & fruiting.

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

U.S.A., South Dakota, Harding County: Slim Buttes.
T16N R8E S8
Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Mesa Verde National Park: Wetherill Mesa.
Phenology: flowering.

U.S.A., New Mexico, Sandoval County: La Cueva Park: Jemez Springs.
Road banks in canyon. Phenology: flowering & fruiting.
Annotated by Grant D. Brown in 1951.

U.S.A., New Mexico, Bernalillo County: Bernalillo.
Waste fields (alkali). Phenology: fruiting.

U.S.A., Colorado, El Paso County: Pikes Peak.
Phenology: fruiting.

U.S.A., Colorado, Mesa County: Ca 10 mi S of Gateway: Salt Creek Canyon.
Pinyon, juniper, serviceberry, fendler bush; rocky north slope. Phenology: fruiting.

U.S.A., Colorado, Larimer County: Colorado Division of Wildlife Lone Pine Unit; ca 5 mi W on Red Feather Lakes Road, from its intersection with U.S. hwy 287. 40 50.2'N; 105 21.8'W.
Phenology: flowering & fruiting.
Annotated by B. E. Nelson in 2002.

U.S.A., Colorado, Weld County: Chalk Hills: 5.5 mi S of Wyoming State Line; WY Hwy 85.
T11N R66W
Barren siltstone; dominated by Rhus, Artemisia, and Arenaria. Phenology: flowering.

U.S.A., Colorado, Mesa County: Colorado National Monument.
Pinyon-juniper woodland; dry sandy soil. Phenology: fruiting.
with Marjorie W. Porter

U.S.A., Colorado, Eagle County: Wolcott.
Annotated by Grant D. Brown in 1951.
1.
Annotated by P. A. Rydberg in 1951.

U.S.A., Colorado, Archuleta County: Arboles.
Annotated by Grant D. Brown in 1951.
1.
Annotated by Edward L. Greene in 1951.

U.S.A., Colorado, Montezuma County: Mancos.
On dry ground among sage. Phenology: flowering.
1.
Annotated by Marcus E. Jones in 1951.
with F. S. Earle and S. M. Tracy

U.S.A., Colorado, Mesa County: Region of the Gunnison Watershed: Grand Junction.
Phenology: fruiting.

U.S.A., Colorado, Mesa County: Region of the Gunnison Watershed: Grand Junction.

U.S.A., New Mexico, Sandoval County: Ca 3 mi W of Placitas.
Open eroded gravelly areas near roadside. Phenology: flowering & fruiting.
Accession: USFS 451867

U.S.A., Colorado, Saguache County: Cochetopa National Forest: Saguache Ranger Station.
T45N R5E S19; also S20
Level slope; gravelly loam soil; grassland. Phenology: vegetative only.
Accession: USFS 451854

U.S.A., Colorado, Las Animas County: Mesa de Maya Region: Jesus Mesa.
T35S R54W S9
On promontory below summit in rocky area with Rhus aromatica. Phenology: flowering.

U.S.A., Colorado, Las Animas County: Mesa de Maya Region: Jesus Mesa.
On promontory below summit in rocky area with Rhus aromatica. Phenology: flowering.

U.S.A., Colorado, Las Animas County: Mesa de Maya Region: below Cobert Mesa.
Red sandy soil with Pinus edulis, Chondrosum hirsutum and Tetraneuris scaposa. Phenology: fruiting.

U.S.A., New Mexico, Sandoval County: Jemez Biology.
Open hillside. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: Mesa Verde National Park: Navajo Canyon, below mouth of Spruce.
Heavy sandy soil. Phenology: flowering.
Annotated by C. L. Porter in 1967.

U.S.A., Colorado, no county County:
Annotated by Aven Nelson in 1994.
Earl Lynd Johnston, 557. //1909.

U.S.A., Colorado, Garfield County: White River National Forest.
5 degree west slope; gravelly sand soil; open hillsides with Artemisia, Chrysothamnus, and Amelanchier. Phenology: flowering.
Accession: USFS 451855

U.S.A., Colorado, Costilla County: 3 mi W of San Acacio.
Hills.

U.S.A., Colorado, Weld County: Grover: West Pawnee.
Phenology: fruiting.

U.S.A., Colorado, Montrose County: Paradox.
On dry gypsum valley lands. Phenology: flowering.

U.S.A., Colorado, Montrose County: Paradox.
Dry adobe flat. Phenology: flowering.

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

U.S.A., Colorado, Huerfano County: In Huerfano Valley, near Gardner.
Arid plains. Phenology: fruiting.

U.S.A., Colorado, Delta County: Gunnison National Forest: Landsend.
30% southwest slope; pinyon and juniper with sage, oak brush, and serviceberry; rocky clay soil. Phenology: fruiting.

U.S.A., Colorado, Boulder County: Louisville Junction.

U.S.A., Colorado, Alamosa County: San Luis Lakes.

U.S.A., Colorado, Saguache County: N of Moffat.
In greasewood association. Phenology: flowering & fruiting.

U.S.A., Colorado, Saguache County: Villa Grove.
In low place in snakeweed association. Phenology: vegetative only.

U.S.A., Colorado, Rio Grande County: San Luis Valley: Del Norte.
with K. R. Johnson

U.S.A., Colorado, Fremont County: Florence, CO.
Francis Ramaley, 9778. 6//1912.

U.S.A., Colorado, Alamosa County: San Luis Lakes.
Among sage. Phenology: flowering.
Francis Ramaley, s.n.. 7/21/1929.

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

U.S.A., Colorado, Weld County: New Windsor.
George E. Osterhout, 1155. 8//1896.

U.S.A., Colorado, Weld County: New Windsor.
George E. Osterhout, 451. 7/5/1894.

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

U.S.A., Colorado, Mesa County: DeBeque.
Annotated by B. E. Nelson in 1978.

U.S.A., Colorado, Fremont County: Canon City.
George E. Osterhout, 8003. 11//1933.

U.S.A., Colorado, Weld County: New Windsor.
George E. Osterhout, s.n.. 9/21/1897.

U.S.A., Colorado, Jefferson County: Arapaho National Forest: Golden South Table Mountain.
Foothill shrub; dry hillside with Cercocarpus, Rhus trilobata, and Stipa. Phenology: flowering.
Harley A. Orahood, s.n.. 6/24/1961.

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

U.S.A., Colorado, Mesa County: Dolores River Canyon: 9 mi SE of John Brown Canyon.
Riparian. 5-6 Jun 1982 Phenology: flowering.
with Vlad Sipl

U.S.A., Colorado, Alamosa County: W of Alamosa.
On flat with Juncus; soil dry, alkaline. Phenology: flowering.
Annotated by H. M. Hall in 1951.

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

U.S.A., Colorado, Rio Blanco County: 2.6 mi SW of junction of Swizer Gulch and Black Sulphur Creek. 1/4 of
Elev. 2080 m.
T3S R98W S9 SW1/4 of SW1/4 of SE1/4
On alluvium with Artemisia. Phenology: flowering.
with T. Naumann

U.S.A., Colorado, Garfield County: Gypsum Dome: SE of Cattle Creek.
Along dry washes. Phenology: fruiting.

U.S.A., Colorado, Conejos County: On Co 17; 5.5 mi W of junction with U.S. 285.
Dry rocky south-facing slope. Phenology: flowering & fruiting.
with Michelle Heady

U.S.A., Colorado, no county County: San Isabel National Forest.
Sandy loam soil. Phenology: vegetative only.
with Hamel

U.S.A., Colorado, Pueblo County: Near Devine.
T20S R63W
Saltbush. Phenology: flowering & fruiting.

U.S.A., Colorado, Pueblo County: Near Pueblo.
Mesas. Phenology: flowering.
with F. K. Vreeland

U.S.A., Colorado, Conejos County: Base of Los Magotes, 5 miles east of Fox Creek, 2 miles west of Mesitas.
T32N R7E S30; also S31
On sandy soil with Artemisia and Chrysothamnus. Phenology: flowering.
with D. Wilken

U.S.A., Colorado, Conejos County: Base of Los Mogotes: 0.9mi NW of Fox Creek; 1.3 mi SW of Blackbird Dam.
On dry sandy loam of SW exposure with Artemisia and Chrysothamnus. Phenology: fruiting.

U.S.A., Colorado, Rio Grande County: Rio Grande National Forest: 1 mi S of Granger.
Dry shallow gravel; timber-pinyon-juniper, rabbitbrush and sage; adobe flats. Phenology: fruiting.

U.S.A., Colorado, Conejos County: 5.5 mi W of junction U.S. 285 and CO 17 on CO 17.
Dry rocky south-facing slope. Phenology: flowering & fruiting.
with Nadine Shelton

U.S.A., Colorado, Rio Blanco County: Near White River National Forest.
deep loam soil; southeast 10% slope. Phenology: flowering & fruiting.
with H. E. Schwann

U.S.A., Colorado, Saguache County: Rito Alto Creek: headwaters.
Woodland; sandy soil; 5% slope. Phenology: flowering & fruiting.
Annotated by F. R. Fosberg in 1940.

U.S.A., Colorado, Montrose County: 25mi S of Delta: 25 Mile Mesa.
Pinyon juniper type. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Laramie Range: ca 0.5-1.5 air mi NE of Marshall.
Granitic outcrop with ponderosa and limber pine and Rocky Mountain juniper. Phenology: fruiting.
Annotated by B. A. Packer.
with B. A. Packer and Amy J. Roderick

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

U.S.A., Colorado, Weld County:
Grassland. Phenology: fruiting.

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

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: Buffalo Pasture, 2 mi SW of Cimarron on hwy.
Along road. Phenology: flowering & fruiting.

U.S.A., New Mexico, Colfax County: Raton.

U.S.A., Colorado, Mesa County: Badger Wash Experimental Area.
Salt desert-shrub. Phenology: flowering.
Annotated by Charles Feddema in 1972.
with Glen L. Ranck

U.S.A., Colorado, Garfield County: New Castle.

U.S.A., New Mexico, Sandoval County: Rito de los Frijoles.

U.S.A., Colorado, no county County: Cochetopa National Forest.
William O. Sander, 50. 7//1916.

U.S.A., Wyoming, Albany County: Laramie Range: Flat Top, ca 4 air mi WNW of Morton Pass.
Sandstone and shale on flank but mostly granitic boulder alluvial deposits. Phenology: flowering.
Annotated by B. A. Packer.

U.S.A., Wyoming, Albany County: Laramie Range: ridge E of south end of Wheatland Reservoir No. 2, ca 7.5 air mi NW of Morton Pass.
Badlands on east side, sagebrush-grassland above. Phenology: flowering.

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: along Sweetwater Creek, ca 0.3 mi above the Colorado River, ca 12 air mi NW of Eagle; ca 19.5 air mi NE of Glenwood Springs.
Juniper-sagebrush and roadside.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Glenwood Canyon.
1° N, W
James P. Vanderhorst, 1370. 7/25/1990.

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Colorado River, ca 12 air mi WNW of Eagle.
Rocky river bottom with cottonwoods, willows, sagebrush, oak, and juniper.
James P. Vanderhorst, 1990. 8/28/1990.

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.
James P. Vanderhorst, 2319. 6/5/1991.

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: Beaver Creek, ca 20 air mi SSW of Hayden.
South exposure, dry heavy clay, with sagebrush and mountain mahogany.

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, and saltbush.

U.S.A., Colorado, Moffat County: Flat Tops/White River Plateau: Williams Fork Mountain: Deakin Gulch and sandstone outcrop to the west, ca 14 air mi SW of Hayden.
Sandstone outcrop and adjacent slopes and ravine, also roadside and disturbed areas; sandy slopes and ravine.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Harvey Gap on road to radio tower, above Grass Valley Reservoir.
Juniper-sagebrush slopes.

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: east end of The Haystacks, ca 56 air mi ESE of Rock Springs; ca 19.5 air mi SSW of Wamsutter.
T17N R95W S32 South1/2
Sandy clay flats among low sand dunes at the base of the badlands. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: South-central Wyoming: along Muddy Creek and the Overland Trail, ca 6 air mi SW of Bridger Pass, ca 25 air mi SW of Rawlins; ca 31.5 air mi NNE of Baggs.
T17N R90W S2 South1/4
Sagebrush flat with scattered greasewood and four-wing saltbush. Phenology: fruiting.

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

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

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

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

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.
Along a dry wash.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 4 air mi SSW of Thermopolis above Red Canyon Creek.
Slopes and draws in Chugwater redbeds.

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

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

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

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

U.S.A., Wyoming, Converse County: Powder River Basin: North Platte River, ca 6.5 air mi E of Glenrock.
Floodplain of river, willow thicket, small backwater, sandy terrace above river, sagebrush plains; terrace. Phenology: fruiting.

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: Owl Creek Mountains: U.S. Hwy 20, ca 5 air mi S of Thermopolis.
North slope of mountains, limestone and sandstone outcrops, sagebrush plain on top, small drainages; slope. Phenology: flowering.
with Ronald L. Hartman

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

U.S.A., Wyoming, Natrona County: [location and coordinates withheld]
Open flats above the river. Phenology: fruiting.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Indian Creek or County Road 60 ca 1.3 air mi W of Nebraska and ca 4 air mi N of Hat Creek Breaks, ca 22.3 air mi NE of Lusk; ca 18.5 air mi N of Van Tassell.
Steep slopes and low bluffs around the reservoir. Phenology: fruiting.

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

U.S.A., Wyoming, Big Horn County: 5 mi W of Kirby.
Rocky sandstone with Cymopterus and Artemisia. Phenology: vegetative only.

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., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 18 air mi SW of Chugwater.
Limy slopes and hill tops with badlands. 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, 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.

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.

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., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on County Road 1A, ca 0.5 mi from south edge of Cotopaxi.
Pinyon. Phenology: flowering.

U.S.A., Colorado, Fremont County: [location and coordinates withheld]
Pinyon-juniper; riparian; very unusual soil. Phenology: flowering.

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Burnt Mill Road, ca 1.5 mi E of junction with County Road 221; ca 5.4 road mi E of Crow Cutoff/3R Road.
Juniper-pinyon. Phenology: flowering.

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

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

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
Top of hill to east; pinyon-juniper. Phenology: flowering.

U.S.A., Colorado, Huerfano County: [location and coordinates withheld]
Sandy soil with pinyon-juniper. Phenology: flowering.

U.S.A., Wyoming, Crook County: Ca 18 mi WNW of Seely.
Grassland in clay soils with Artemisia and Gutierrezia Subshrub with several erect stems from base. Phenology: fruiting.

U.S.A., Colorado, Alamosa County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: ca 2 mi E on BLM Road 975; N of Blanca on Colo Hwy 150.
Pinyon-prairie; alluvial fan. Phenology: flowering.

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: fruiting.
Annotated by B. E. Nelson.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 4 air mi E of Colo Hwy 109, ca 8 air mi SE of La Junta.
Clayey slopes below sandstone caprock. Phenology: fruiting.
Annotated by Bernadette Kuhn.
with Bernadette Kuhn

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 3/4 air mi W of County Road 25 at the east edge of the Shale Hills, ca 17 air mi SSW of La Junta.
Clayey slopes or benches with limestone chiprock. Phenology: flowering & fruiting.
Annotated by B. E. Nelson.
with Bernadette Kuhn

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 22 air mi WSW of La Junta.
Sandy upland prairie dominated by Opuntia, Mentzelia, and Aristida. Phenology: flowering.
Annotated by Bernadette Kuhn.
with B. E. Nelson

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills, ca 17 air mi SSW of La Junta.
Rough breaks with dense limestone chip. Phenology: flowering & fruiting.
Annotated by Bernadette Kuhn.
with B. E. Nelson

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: flowering & fruiting.
with Joe Rankin.

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills, ca 16 air mi S of La Junta.
With rocky, exposed slopes. Phenology: flowering.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Purgatoire River Valley, ca 26 air mi SSW of La Junta.
In river valley dominated by Bouteloua sp, Opuntia sp., and scattered Juniperus sp. Phenology: fruiting.
with Joe Rankin

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 16 air mi SSW of La Junta.
Rocky, exposed shale barrens dominated by Stipa sp., Opuntia sp., and Eriogonum sp. Phenology: fruiting.
with Joe Rankin

U.S.A., Colorado, Las Animas County: Comanche National Grassland: between Bravo Canyon and Bent Canyon, ca 29 air mi SSW of La Junta.
Along canyon dominated by Juniperus monosperma, Bouteloua curtipendula, and Cercocarpus montanus. Phenology: fruiting.
with Joe Rankin

U.S.A., Colorado, Las Animas County: Comanche National Grassland: between Bravo Canyon and Purgatoire River, ca 29.5 air mi SSW of La Junta.
Along base of sandstone outcrops, dominated by Juniperus monosperma, Bouteloua curtipendula, and Cercocarpus montanus. Phenology: fruiting.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: hill N of bunkhouse on Rourke Ranch, ca 27.5 air mi S of La Junta.
Dakota sandstone canyon with scattered Juniperus monosperma, Yucca glauca, and Opuntia spp. Phenology: fruiting.

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.

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills near Packers Gap, ca 17.5 air mi SW of La Junta.
Hills dominated by Stipa sp., Bouteloua curtipendula, and Rhus aromatica. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 13.5 air mi SSW of La Junta.
Overgrazed pasture and creek bank, dominated by Euphorbia marginata and Helianthus annuus with scattered Tamarix ramosissima. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: near Timpas Historical Marker on Timpas Creek, ca 17 mi SW of La Junta on U.S. Hwy 350.
Along creek. Phenology: fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 26 air mi SW of La Junta.
Rocky barren with Juniperus sp. Phenology: fruiting.

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.

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.

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

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills, ca 9 air mi SE of Timpas.
Shale bluffs, top to bottom. Phenology: flowering.
Annotated by Ronald L. Hartman.
with Bernadette Kuhn, Laura E. Lukas

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 31 air mi SW of La Junta.
Limestone shale hills with scattered Juniperus virginiana. Phenology: fruiting.

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 an east-west ridge with limestone soil; with scattered juniper and Yucca glauca in Oryzopsis-Hilaria grassland. Phenology: flowering.

U.S.A., Colorado, Otero County: Comanche National Grassland: on County Road 35, ca 7 air mi ESE of La Junta.
Shale hills dominated by Stipa neomexicana. Phenology: flowering.

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: on Colo Hwy 167, ca 2 air mi N of Radio Tower, ca 10.5 air mi S of Fowler.
Roadside. Phenology: flowering.

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: along U.S. Hwy 350, at intersection of U.S. Hwy 350 and County Road 21, ca 11 air mi SW of La Junta.
Weedy roadside and prairie dominated by Atriplex. Phenology: flowering.

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: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: Timpas Creek ca 1/3 mi N of Timpas.
Along creek dominated by Tamarix, Salix, and Scirpus. Phenology: flowering.

U.S.A., Colorado, Otero County: Comanche National Grassland: at intersection of County Road 12 and Road N, ca 17.5 air mi SSW of Rocky Ford.
Shortgrass prairie, disturbed soil, dominated by Bromus japonicus. Phenology: flowering.

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

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

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: flowering & fruiting.
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: flowering & fruiting.
with Cali Hemenway

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 3 air mi NW of Bloom; ca 31 air mi SW of La Junta.
Base of shale hills, dominated by Juniperus monosperma and Stipa neomexicana. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: [location and coordinates withheld]
Dominated by Melilotus officinalis, near large Ulmus. Phenology: flowering.

U.S.A., Colorado, Otero County: Comanche National Grassland: Timpas Creek, ca 2.5 air mi NE of Mindemen; ca 8.5 air mi SW of La Junta.
Creek dominated by Populus and Salix. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: [location and coordinates withheld]
At spring, Dakota sandstone canyon dominated by Prunus, Ribes, and Rhus. Phenology: fruiting.
with Don Hazlett

U.S.A., Colorado, Otero County: [location and coordinates withheld]
Dry, gravelly creek bed below dominated by Aster falcatus, Populus, and Grindelia; Dakota sandstone canyon walls above with scattered Rhus aromatica and Juniperus monosperma along canyon walls. Phenology: fruiting.
with Don Hazlett

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. Small shrub ca. 1 meter tall; uncommon. Photographed. Phenology: flowering.
Annotated by Ben Legler on 12/28/2007.
with Neil Snow

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: western-most hill in the Cedar Hills, on east side of No. 2 Lake; 9 air mi E of Cimarron.
Small hill of eroding shale and sandstone capped by conglomerate, with scattered Juniperus monosperma and Cercocarpus montanus, surrounding flats dominated by Cylindropuntia imbricata, Opuntia sp., and short-grass prairie. Small shrubs to 1 meter tall on summit of hill. Phenology: flowering.
Annotated by Ben Legler on 12/28/2007.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: old strip mine at junctions of York Canyon and Road Canyon, 3.5 air mi SE of Casa Grande.
Coal strip mine covering many acres, now capped with a thin layer of soil and revegetated primarily with grasses, Atriplex canescens. Common shrubs to 2 meters tall. Phenology: flowering.
Annotated by Ben Legler on 12/28/2007.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Dillon Canyon Road (NM Hwy 476) opposite mouth of Gardiner Canyon, on southwest side of golf course on southwest side of Raton.
Dry weedy road shoulders, with Helianthus annuus, Ericameria nauseosa, grasses. Shrubs to 1.5 meters tall, forming rounded clumps; frequent. Phenology: flowering & fruiting.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along main road running through Vermejo Park 1.65 air mi NW of Casa Grande.
Dry flats and adjacent old fields, dominated by Ericameria nauseosa, Atriplex canescens, grasses. Shrubs to 1 meter tall; common. Phenology: fruiting.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: fields on northeast side of French Lake; 1.5 air mi E of Cimarron.
Old hay fields and adjacent dry ditches, with grasses, Helianthus annuus, Phragmites australis, Grindelia squarrosa, Ericameria nauseosa, Salix exigua. Shrubs to 1 meter tall; much-branched; common on dry slopes. Phenology: fruiting.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: junction of U.S. Hwy 50 and Colo Hwy 67, N of Florence.
Prairie-grassland on south side of highway. Phenology: flowering.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: on south side of the Vermejo River 0.9 air mi E of I-25; 3.3 air mi SSW of Maxwell.
Rolling shortgrass prairie; stony soil, with Schizachyrium scoparium, Bouteloua curtipendula, and Eriogonum jamesii. Shrubs to 1 meter tall; frequent on eroding banks. Specimen GPS: 36.490704, -104.560661. Phenology: fruiting.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: near Encinosa Creek on south side of U.S. Hwy 64; 3.5 air mi NE of Cimarron.
Dry shortgrass prairie with scattered patches of Quercus ×undulata. Rounded shrubs over 1 meter tall; scattered. Specimen GPS: 36.531048, -104.851776. Phenology: fruiting.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: ridge between Gachupin Canyon and the Vermejo River 2.6 air mi NW of mouth of Gachupin Canyon.
Revegetated coal strip mine among hills dominated by Pinus edulis; mine surface dominated by Atriplex canescens var. canescens, Salsola spp., and Bouteloua gracilis. Shrubs to 1 meter tall; common. Specimen GPS: 36.804661, -104.900146. Phenology: fruiting.

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: Wet Mountains: off of County Road 622.
Dominant species: pinyon and juniper; sandstone outcrops. Phenology: flowering.
Annotated by Brian Elliott.
with Brian Jacobs and Alex Morgan

U.S.A., New Mexico, Union County: 20 mi N of Clayton on NM Hwy 370, just past Corrumpa Creek.
Michael Schiebout, 1889. 8/5/2004.

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.
Annotated by Brian Elliott.
with Brian Elliott

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.
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.
Annotated by Brian Elliott.
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: NW of the intersection of County Road 555 and Colo Hwy 69 on southwest slope of Black Mountain, ca 6-7 air mi WNW to NW of Gardner Butte.
Pinyon-juniper slopes. Phenology: flowering.
with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: north end of Trinidad along I-25.
Grassland with scattered thickets of pinyon-juniper. Phenology: flowering.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sheep Mountain Overlook, ca 1.5 air mi NW of Badito on Colo Hwy 69.
Grassland and pinyon-juniper. Phenology: flowering.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 3.5 air mi SW of Badito.
Grassland and pinyon-juniper. Phenology: flowering.

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: flowering.

U.S.A., Colorado, Saguache County: La Garita Mountains: ca 1 air mi W of Big Springs Picnic Area, ca 12 air mi W of Saguache.
Igneous caprock and drainage below. Phenology: flowering.

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: flowering & fruiting.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Picketwire Valley, ca 1 mi E of Cordova Plaza.

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colorado City, Colo Hwy 165 N of Greenhorn Meadow Park.
Roadside, road cut, and field. Phenology: fruiting.
with Craig Freeman

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: I-25 frontage road to Chicosa Canyon, SE of Hoehne exchange.

U.S.A., Colorado, Costilla County: [location and coordinates withheld]
Pinus edulis, Artemisia tridentata. Phenology: fruiting.
Annotated by Ronald L. Hartman.
with Pete Schneider

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.
Accession: USFS 883190, Barcode: USFS0049176

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: ca 2 air mi up Box Canyon, ca 5 air mi SE of Salida on south side of U.S. Hwy 50.
Riparian, Pinus edulis. Phenology: fruiting.
Annotated by Ronald L. Hartman.
with Elizabeth Mark

Pinyon-juniper, and Quercus. Phenology: fruiting.
with Elizabeth Mark

U.S.A., Colorado, Pueblo County: [location and coordinates withheld]

West of interstate to the top of low ridges in pinyon-juniper woodlands. Phenology: flowering.

U.S.A., Colorado, Huerfano County: [location and coordinates withheld]
Pinyon-juniper forest. Phenology: flowering.

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

West side of canyon 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.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Grant Reservoir, ca 1 mi up Dry Gulch Road from Colo Hwy 114, ca 6 air mi WNW of Saguache.
Pinyon-juniper. Phenology: flowering.

U.S.A., Colorado, Costilla County: [location and coordinates withheld]
Artemisia tridentada/pinyon-juniper. Phenology: flowering.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 1.5 mi W of Badito Cone, ca 6 air mi E of Gardner.
Pinyon-juniper. Phenology: flowering.
with Elizabeth Mark and Kenneth Elliott

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, 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: 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.

U.S.A., Colorado, Costilla County: [location and coordinates withheld]
Below dam in ditch. Phenology: fruiting.

Below dam in ditch. Phenology: flowering.

U.S.A., Colorado, Grand County: Middle Park: butte between the intersection of Colo Hwy 9 and Trough or County Road 1 and the confluence of the Colorado River and Blue River, ca 1.6 air mi SSE of Kremmling.
Rocky clay slopes and top of butte with sagebrush. Phenology: fruiting.
Accession: USFS 898434, Barcode: USFS0059901

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.
Accession: (unaccessioned), Barcode: USFS0050112

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: 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, Montrose County: Uncompahgre Basin: adobe hills N of Cedar Creek off Kinnikin Road, ca 7.5 air mi SE of Montrose.
Pinyon/juniper woodland on north-facing adobe hillside. Phenology: fruiting.
1. Atriplex canescens (Pursh) Nutt. var. canescens .

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: mesa SE of Cushman Creek, off of Dry Creek Road, ca 1 air mi SW of Transfer Road, ca 11 air mi ENE of Montrose.
Sparse pinyon/juniper. Phenology: flowering & fruiting.
1. Atriplex canescens (Pursh) Nutt. var. canescens .

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: mesa SE of Cushman Creek, off of Dry Creek Road, ca 1 air mi SW of Transfer Road, ca 11 air mi ENE of Montrose.
Sparse pinyon/juniper. Phenology: flowering.
1. Atriplex canescens (Pursh) Nutt. var. canescens .

U.S.A., Colorado, Delta County: Oak Mesa: southeast slopes near Short Draw off of Coal Road, ca 5 1/4 air mi N of Hotchkiss.
Pinyon/juniper on south-facing slopes. Phenology: flowering & fruiting.

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: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: 7N Mesa, off of Forest Road 525 near The Saddle, ca 16 air mi SW of Delta.
Sparse pinyon/juniper/rock mix. Phenology: flowering & fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Creek, above junction with Potter Canyon to 2 trail mi upstream, ca 11 1/4 air mi SW of Delta.
Sparse pinyon/juniper/rock mix. 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, Montrose County: Uncompahgre Plateau: W of the north end of the Shavano Valley, roadside and wash just NW of Rim Road, ca 7.5 air mi SSW of Olathe.
Sparse pinyon/juniper/shrub/rock mix. Phenology: fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: Rattlesnake Hill, 4 mi E of Saguache.
Volcanic outcrops and roadside. Phenology: fruiting.

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: 2-3 air mi ESE of Badito Cone.
Pinyon-juniper. 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, Delta County: Uncompahgre Plateau: Sawmill Mesa; Sawmill Mesa Cutoff Road, Club Gulch above Club Gulch Reservoir, ca 8.5 air mi SW of Delta.
Sparse pinyon/juniper/shrub mix. Phenology: fruiting.

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

U.S.A., Colorado, Ouray County: Uncompahgre Basin: Billy Creek State Wildlife Area, junction of Brook Creek and Billy Creek, ca 15 1/4 air mi SE of Montrose.
Salt desert shrub in bottom land. Phenology: fruiting.

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Horse Mesa, Tabeguache Trail or SS Road, ca 23 air mi NNW of Delta.
Pinyon/juniper that had been treated (maybe mechanically). Phenology: fruiting.
with Gay Austin

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

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

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Canyon; mesa above, and trail down into, the canyon NW of Camel Back, ca 16 3/4 air mi NW of Montrose.
Hillside in sparse pinyon/juniper/shrub/rock mix. Phenology: fruiting.

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Dry Gulch Road.
Volcanics. Phenology: fruiting.

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Dry Creek 0-1/3 mi E of Wyo Hwy 32, 0.5 mi N of U.S. Hwy 14.
Sagebrush-saltbush steppe on bluff above creek with Artemisia tridentata var. wyomingensis, Atriplex gardneri, and Bouteloua gracilis. Phenology: flowering.

U.S.A., Idaho, Custer County: US Hwy 93: Cottonwood BLM recreation site, 13.4 air mi NNE of Challis.
T16N R20E S34
>150 individuals estimated in xeric soil within shrub-steppe vegetation, 9 degree slope, SSW aspect, alluvial geology. Phenology: flowering.

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Spring Gulch and near highway.
Canyon bottom and sides. Phenology: fruiting.

U.S.A., Wyoming, Goshen County: Ca 9 mi SW of Torrington.
42° 0.1' N, 104° 20.2' W; unknown, , Specimen Label
Sandy silt bank, with Helianthus and Krascheninnikovia. Shrub 8 dm high. Phenology: fruiting.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Red Creek Campground on south side of Green River.
T2N R24E S19
Sandy limestone; northern aspect. Phenology: fruiting.
with Duane Atwood and Lucy Jordan

U.S.A., Colorado, Delta County: Above and on Dominguez Rim above the Gunnison River, ca 10.5 air mi W of Delta.
Sandstone pavement on the rim of the bluff. Phenology: fruiting.
with Lori E. Brummer, Michael Kirkpatrick

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

U.S.A., Colorado, Montrose County: Uncompaghre Plateau: Escalante Creek, ca 17.5 air mi WSW of Delta.
Pinyon/juniper in sandstone canyon. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompaghre Plateau: Monitor Mesa, ca 16.5 air mi SW of Delta.
Pinyon/juniper on sandstone mesa. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: mesa top above East Fork Roatcap Gulch, off of H54 Road, ca 15 air mi SSW of Delta.
Pinyon/juniper community. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: BLM lands off of H54 Road, ca 12 air mi S of Delta.
Along irrigation ditch in desert scrub. Phenology: fruiting.

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

U.S.A., Wyoming, Sweetwater County: Washakie Basin: east-west trending ridge at northeast end of Cherokee Basin, ca 2.2 air mi N of Colorado; ca 3 air mi NW of Little Snake River.
Sparsely-vegetated south-facing slope of highly erosive whitish sandstone with some clay, with Purshia tridentata-Elymus spicatus community in openings of Juniperus osteosperma Phenology: buds.
with Jane Struttmann

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Oregon Buttes Wilderness Study Area: ca 2.5 air mi SW of Oregon Butte summit, ca 14 air mi SW of South Pass City.
Low ridge; with Artemisia tridentata ssp. wyomingensis, Hesperostipa comata, Zxigadenus venosus. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Hanna Basin: Sand Ridge N of U.S. Hwy 30-287, ca 4.4 air mi NW of Hanna.
Grasslands on coal beds with rabbitbrush and four-winged saltbush. Phenology: flowering & fruiting.

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along Tunnel Drive in uplands above the river, just below Nonans Peak, ca 3 air mi WSW of Canon City.
Along an abandoned roadway. Phenology: flowering.
Timothy W. Chumley, 623. 6/5/1995.

U.S.A., Colorado, Pueblo County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Fort Carson: ca 4.5 air mi E of Penrose; ca 20 air mi NW of Pueblo.
Open, grassy gulch and adjacent hills with occasional limestone outcrops. Phenology: flowering.
Timothy W. Chumley, 685. 6/6/1995.

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along canyons and ridges off Temple Canyon or County Road 3 ca 5 air mi SW of Canon City.
Steep, rocky slopes in pinyon-juniper. Phenology: flowering & fruiting.

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 mi S of El Paso County, ca 1.5 air mi E of Henkel; ca 18 air mi N of Pueblo.
In cholla grassland. Phenology: flowering & fruiting.