Eriogonum annuum (1997)
POLYGONACEAE
Eriogonum annuum Nutt.
U.S.A., Colorado, El Paso County: East-central Colorado: Mosquito Range to Plains: at scenic overlook on I-25, ca 1/3 air mi E of U. S. Air Force Academy airport, ca 9 air mi N of Colorado Springs.
Elev. 6580 ft.
Weedy, highly disturbed ground with sandy soils along roadway. Phenology: flowering.
with Randy Pratt
Accession: RM (unaccessioned)

Eriogonum annuum (2002)
POLYGONACEAE
Eriogonum annuum Nutt.
U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along the Cheyenne River from Sheep Creek down stream ca 1 mi, ca 22 air mi NE of Bill; ca 54 air mi NNE of Douglas.
Elev. 4290 ft.
Sandy silt flats along the river with scattered cottonwood. Phenology: flowering & fruiting.
Annotations:
1. Eriogonum annuum Nutt.
Annotated by Peter J. Ebertowski.
with Peter Ebertowski
Accession: RM (unaccessioned)

Eriogonum annuum (2002)
POLYGONACEAE
Eriogonum annuum Nutt.
U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Lodgepole Creek immediately below its confluence with Hay Creek, on Wyo Hwy 450, ca 24 air mi WSW of Newcastle; ca 27 air mi S of Upton.
Sandy road cut. Phenology: flowering & fruiting.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Sandy bowl with large sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: playa and grassland ca 1.5 air mi N of North Prong Little Thunder Creek on County Road 89, ca 8 air mi E of Wright; ca 38 air mi SSE of Gillette.
Sandy area near oil well and tank. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills above and N of Wild Horse Creek, on two-track road off York or Forest Road 900, ca 27 air mi NNE of Gillette; ca 29 air mi NNW of Moorcroft.
Slopes with little bluestem and yucca. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ridge above and NE of Duck Creek, on gravel road ca 1 air mi SE of Rocky Point or County Road 85, ca 38 air mi NNE of Gillette; ca 39 air mi NNW of Moorcroft.
Little bluestem and yucca. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of Alkali Creek on County Road 54, ca 24 air mi SW of Newcastle; ca 40 air mi SSE of Upton.
Grassland with sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: 77 Hills on Wyo Hwy 270, ca 4.8 air mi N of Manville; ca 11 air mi NW of Lusk.
Mix ponderosa pine and grassland on silt-sand soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: low ridge draining to and N of Little Thunder Creek on Wyo Hwy 450, ca 29 air mi ESE of Wright; ca 38 air mi WSW of Newcastle.
Sandy knolls and bowls; yucca, sandreed and sand bluestem. Phenology: flowering & fruiting.
Peter J. Ebertowski, 3643. 9/1/2002.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Wildcat Creek and hills to SW, on County Road 54, ca 27 air mi SW of Newcastle, ca 36 air mi S of Upton.
Bare, sandy patches in grassland. Phenology: flowering.
Peter J. Ebertowski, 6366. 7/9/2003.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: TA Buttes on two-track road off Union Chapel Road, ca 6 air mi SE of Gillette; ca 4.5 air mi S of Wyodak.
Mosaic of sagebrush grassland and grassland. Phenology: buds.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of North Fork Lone Tree Creek, on two track road off Wyo Hwy 450, ca 20 air mi WSW of Newcastle; ca 24 air mi S of Upton.
Sandy bowl surrounded by yucca. Phenology: flowering.

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

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!
Sandy area with rock outcrops. Phenology: flowering.

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!
Sandy area with rock outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Lone Tree Creek, on Grieves or County Road 5, ca 20 air mi WSW of Newcastle; ca 27 air mi S of Upton.
Sandy area in grassland with yucca and prairie sandreed. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: West Fork Duck Creek, on two-track off Forest Road 903, ca 34 air mi NNE of Gillette; ca 34 air mi NNW of Moorcroft.
Slope of broken rock and sandy soil, with yucca and little bluestem. Phenology: flowering & fruiting.
Peter J. Ebertowski, 7571. 8/2/2003.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ravine running NE from Buck Creek, on Forest Road 926, ca 24 air mi E of Wright; ca 39 air mi W of Newcastle.
Ravine of sand and sandstone formations. Phenology: flowering & 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.
Knoll with little bluestem and prairie sandreed. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Mush Creek, ca 0.5 mi below its confluence with Lassen Creek, ca 1.2 mi W of County Road 49, ca 16 air mi W of Newcastle; ca 18 air mi SSE of Upton.
Stipa comata grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills ca 1 mi E of Dry Fork Spring Creek, on two-track road off York or Forest Road 900, ca 29 air mi NNE of Gillette; ca 31 air mi NW of Moorcroft.
Little bluestem grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: West Fork Fiddler Creek, on Upton-Fairview or County Road 59, ca 10 air mi S of Upton; ca 23 air mi WNW of Newcastle.
Sandy bowl in Stipa comata grassland. Phenology: flowering & 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.
Sandy knoll of Yucca; Calamovilfa and Stipa comata. Phenology: flowering & fruiting.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12.5-13 air mi NW of Crawford.
On rocky ridge and side slopes. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 6-6.5 air mi NW of Crawford, Little Cottonwood Creek.
Elev. 3800 ft.
In creek of actively flowing water.. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 21 air mi SW of Edgemont.
Silver sagebrush plant community in silty soils of ephemeral draws. Phenology: flowering.

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: buds.

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: vegetative only.

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: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 9.5 air mi NW of Edgemont.
In rolling grassland with sandy soils. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi NW of Edgemont.
In a wetland closed depression, soils are sand and silt loam. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canyon de los Commanches along Forest Road 97 near secondary Forest Road 97T5, ca 11.5 air mi S of Tres Piedras.
Canyon bottom with Artemisia tridentata, pinyon/juniper woodland with silty/sandy soils. Phenology: flowering.
Accession: RM 943711, Barcode: RM0125624

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: U.S. Hwy 285 E to Mesa Vibora near forest boundary, 4 road mi N of Ojo Caliente.
Pinyon/juniper woodland with sandy/silty soils, open grassy areas and rocky mesa slope. Phenology: flowering.
Accession: RM 943701, Barcode: RM0125623

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: along the old Chili Line Railroad Grade and Forest Road 557 just SE of Taos Junction, ca 9.5 air mi ENE of Ojo Caliente.
Pinyon forest with sagebrush on sandy to sandy clay soil. Phenology: flowering.
Accession: RM 953842, Barcode: RM0208700

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: along Forest Road 556 TG, ca 1.5 air mi SW of Cerro Azul, ca 7.5 air mi SE of Ojo Caliente.
Sandy pinyon/juniper woodland. Phenology: flowering.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: along Forest Road 558, ca 2 air mi E of Mesa Vibora, ca 5 air mi E of Ojo Caliente.
Sandy pinyon/juniper woodland. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: along a continuation of Forest Road 556 at the Gravel BM and S, ca 1 air mi NE of Gavilan; ca 3 air mi SSE of Ojo Caliente.
Sandy to sandy-clay flats. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canada de los Comanches along Taos County line, ca 2 air mi SE of Servilleta Plaza and ca 6 air mi NW of Taos Junction.
Sandy soils with Gutierrezia sarothrae, Chrysothamnus nauseous, Heterotheca villosa, Bouteloua gracilis, and Sporobolus species. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Bear Mountains: Lone Tree Canyon.
41.7417° N, 104.4431° W; NAD 83, uncertainty 1 mi., Digital Map
Open sandy slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: 12 mi S of Lusk.
42.5928° N, 104.409° W; NAD 83, uncertainty 2 mi., Digital Map
Rolling grassland plains. Common. *should be Goshen County* Phenology: flowering.
with Marjorie W. Porter

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

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon Madera, first mile from road.
Sandy slopes and stream bottom. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity:Jemez Mountains: 14 air mi NNE of Espanola on U.S. Hwy 285.
Roadside. Phenology: flowering.

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Anton Chico Grant: along Arroyo Leguino just below the northwest end of Mesita de los Ladrones, ca 7.5-8 air mi E of Villanueva; ca 21 air mi S of Las Vegas.
Sandy flats along the arroyo channel. Phenology: flowering.

U.S.A., Wyoming, Platte County: Camp Guernsey: near Warm Springs.
Elev. 1359 m.
Level floodplain in sand with Artemisia, Bromus, Calamovilfa, Euphorbia, and Populus spp. Phenology: flowering & fruiting.
Patricia P. Douglas, 420. 8/21/1995.
with B. E. Nelson, R. M. Smith, N. E. Hastings

U.S.A., South Dakota, Fall River County: Pringle - Minnekahata.
T7S R4E S6
Open uplands. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Ca 10 mi SE of Hot Springs.
Sagebrush, mixed grass, psoralea community. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Black Hills National Forest: Robinson School.
10% south rocky slope, clay soil, mixed prarie, Stipa comata, Buchioe dactyloides, and Bouteloua gracilis association. Elev closer to 4100 f (USGS 7.5') G Bryson, Carto. Phenology: flowering.
Accession: RM 449148, Barcode: USFS0069737

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills Mesa.
T22N R5E S28
5% N slope; sandy loam soil, mixed grass. Phenology: flowering.
Accession: USFS 449150, Barcode: USFS0069738

U.S.A., South Dakota, Pennington County: Head (of) Prairie Creek.
T1N R5E S21
Prairie. Phenology: flowering.

U.S.A., South Dakota, Fall River County: 5 mi E Edgemont.
T8S R3E S34
Foothills, south slope, grass association; xero-mesophytic. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Hot Springs, Hot Brook Creek.
Gravel bars along creek. Phenology: flowering.

U.S.A., South Dakota, Custer County:
Sandy soil, in mixed grass prairie. Phenology: flowering.
James J. Johnson, 99. 9//1991.

U.S.A., South Dakota, Custer County: Wind Cave Canyon.
T6S R6E S6
Prairie. Phenology: flowering.
with Leroy Peiler

U.S.A., South Dakota, Custer County: Harney National Forest: Drew Road top of Shenk Canyon Divide.
Flat slope; deep red clay loam clay; open dry flats. Phenology: flowering.
Accession: USFS 449147, Barcode: USFS0069736

U.S.A., South Dakota, Fall River County: Harney National Forest:.
Rocky loam soil; grass and weed vegetation type. Low forage value. Phenology: flowering.
Accession: USFS 449145, Barcode: USFS0069735

U.S.A., South Dakota, Harding County: Extreme northwest corner of county.
T23N R1E S36
Steppe. Phenology: flowering.
Annotations:
Annotated by James L. Reveal in 1971.
Accession: RM 69763

U.S.A., South Dakota, Harding County: Moreau River Valley.
Steppe. Phenology: flowering.
Annotations:
Annotated by James L. Reveal in 1971.
Accession: RM 69762

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

U.S.A., South Dakota, Perkins County: Sydney.
Phenology: flowering.
Annotated by James L. Reveal in 1971.
Accession: RM 76496

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

U.S.A., Colorado, Baca County: Commanche National Grassland: Campo Research Natural Area; west of U.S. 385 and 3.5 mi south of Campo. In the
T34S R46W S23 SW1/4; SW1/4 of the RNA
Silt loam soil, 4% slope, 344 degree aspect; associated with a Bouteloua curtipendula-Buchloe dactyloides grassland community in high ecological condition. Collected near the west edge of this community. Phenology: flowering.

U.S.A., Colorado, El Paso County: Pike Peak.
Phenology: flowering & fruiting.
with Edwin B. Bartram

U.S.A., Colorado, Weld County: Cornish, CO.
Roadside. Phenology: flowering & fruiting.

U.S.A., Colorado, Weld County: Evans, CO.
Phenology: flowering & fruiting.
1.
Annotated by Aven Nelson in 1971.
Earl L. Johnston, 400A. //1909.

U.S.A., Colorado, Boulder/Larimer County: On Longs Peak.
Earl L. Johnston, 72. 7//1905.

U.S.A., Colorado, Weld County: Lupton.
Phenology: flowering.

U.S.A., Colorado, El Paso County: Manitou.
Elev. 2100 m.
Rosula endemica, Nebr-Tex-NM-Mex-Col-Mon., species principalis aspectus autumnalis Bouteloua-Andropogon-psilio. Phenology: flowering & fruiting.
with E. S. Clements

U.S.A., Colorado, Weld County: Roggen.
Stabilized soil. Phenology: fruiting.

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest.
On level ground in loam soil. Generally distributed. Phenology: flowering.
Annotated by James L. Reveal.
Accession: USFS 449159

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

U.S.A., Colorado, Yuma County: Wray.
George E. Osterhout, 4048. 8/4/1909.

U.S.A., Colorado, Bent County: Rule Creek.

U.S.A., Colorado, Weld County: Twin Bridges.
Phenology: flowering.
George E. Osterhout, 6852. 7/1/1927.

U.S.A., Colorado, Douglas County: Perry Park.
George E. Osterhout, 816. 7/21/1895.

U.S.A., Colorado, Douglas County: Perry Park.
George E. Osterhout, s.n.. 7/21/1895.

U.S.A., Colorado, Sedgwick County: Julesburg.
George E. Osterhout, s.n.. 8/28/1912.

U.S.A., Colorado, Yuma County: Wray.

U.S.A., Colorado, El Paso County: Palmer Lake.
Elev. 2225 m.
Dry, open hillsides. Phenology: flowering & fruiting.

U.S.A., Colorado, Cheyenne County: Ca. 2 mi W of Arroyo, on Hwy. 94 at Cheyenne/Lincoln County line.
Road cut on sandy hill in shortgrass prairie. Phenology: fruiting.

U.S.A., Colorado, El Paso County: Junction of Sweet Road and highway.
T11S R63W S19
Sandy soil and loose grave; on shortgrass prairie. Phenology: flowering & fruiting.
Karen Johnson, 8. 9/2/1986.
with Heather Campbell

U.S.A., Colorado, Larimer County:
Leslie N. Goodding, s.n.. 9//1901.

U.S.A., New Mexico, Sandoval County: 2.5 mi S of San Ysidro, thence W 4 mi on Cabeyon Road, thence 3 mi S of dirt road.
Sandy soil in juniper, Opuntia, sand sage, and four-wing saltbush community. Phenology: flowering & fruiting.

U.S.A., Colorado, Washington County: Ca. 15 mi ENE of Anton.
T3S R50W S2 S1/2 of SE1/4
Sand hills with Palafoxia spacelata and Froelichia. Phenology: flowering & fruiting.

U.S.A., Colorado, El Paso County: Near Palmer Lake.
Road cuts. Phenology: flowering & fruiting.

U.S.A., Colorado, Las Animas County: Mesa de Maya region: Dripping Springs.
T33S R51W S29
Mesa top in a Bouteloua gracilis grassland. Phenology: flowering.
with Dina Clark and Rick Brune

U.S.A., Colorado, Lincoln County: 8 mi SW of Aroya.
Sand-sage habitat type. Phenology: flowering.

U.S.A., Colorado, El Paso County: Between U.S. Hwy 24 and railroad tracks, 2.9 miles W of Peyton, 6.4 miles E of Falcon.
Very sandy soil between the road and the railroad tracks. Phenology: flowering & fruiting.

U.S.A., Colorado, Baca County: North of head of Picture Canyon, 0-4 mi S on Road 18 from Road J.
Fields and roadsides. Phenology: flowering.
with R. C. Wittmann

U.S.A., New Mexico, Dona Ana County: West of Organ Mountains: 18 mi W of Las Cruces.
Mesa. Phenology: flowering.

U.S.A., New Mexico, Chaves County: West of Rosewell.
with Esther S. Earle

U.S.A., New Mexico, Dona Ana County: Jornada Range Reserve: in house trap near Headquarters Ranch.
Dry sandy loam; soap weed, red 3-awn, yellow brush. Phenology: flowering.
Annotated by James L. Reveal.
Accession: USFS 449158

U.S.A., New Mexico, Eddy County: Lincoln National Forest: Gallinas Division.
Sandy soil. Phenology: flowering.
Annotated by James L. Reveal.
Accession: USFS 449160

U.S.A., Wyoming, Albany County: Laramie Range: along North Laramie River.
Along trail to river. Phenology: flowering & fruiting.
with T. McGowan & J. Brondum

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
Sandy slopes below rough breaks. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: ridge between S Bar and East Indian Creeks, ca 1.5 air mi SW of Whitman; ca 18 air mi NE of Lusk.
Sandy slopes and flats in rough breaks. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Reuter Campground, ca 3 air mi NW of Sundance.
Meadow.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, south side W of Coulter Bay, ca 10 air mi NE of Moorcroft.
Disturbed sandy soil along lake margin.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, Cottonwood Creek and Dry Cove Campground, ca 11.5 air mi NE of Moorcroft.
Grassland.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10 road mi NNW of Gillette.
Rolling plains, sandstone uplift, outcrops, sandy ravines, highway right-of-way; sandy plains, outcrops. Phenology: fruiting.
with Mary Alice Sanguinetti

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

U.S.A., Wyoming, Campbell County: Powder River Basin: Dry Trail Creek, along Trail Creek Road, 3.8 road mi E of Wyo Hwy 59.
Sandy cuts in plains, small stream and draw; cuts. Phenology: flowering.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 3.5 air mi NW of Rockypoint.
Bur oak ravines, sandy plains and ditch; ditch. Phenology: flowering.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: plains S of head of West Kellehan Creek on Sorenson or County Road 156, ca 5.7 air mi WNW of Albin; ca 38 air mi NE of Cheyenne.
Rangeland subjected to "improvement". Phenology: flowering.

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
Grassy slopes in the rough breaks. Phenology: flowering.

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
On stabilized sand dunes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along North Platte River ca 0.6-0.8 air mi SE of Guernsey Dam, ca 1 air mi NW of Guernsey.
Sandy-rocky bench at the foot of cliffs along the river. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: along Wyo Hwy 159, ca 5.5 air mi N of Torrington; ca 7.5 air mi E of Lingle.
Rolling sandy plains of sand sage-grassland. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: at the end of County Road 30 ca 1.5 mi W of Nebraska; ca 3 air mi S of Lone Sand Hill, ca 24.2 air mi NNE of Torrington; ca 15 air mi ESE of Jay Em.
Rolling plains with sandstone or siltstone knolls, small blowouts. Phenology: flowering & fruiting.

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

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek on Marsh or County Road 245-1, ca 3/4 mi W of (upside down V)X Ranch, ca 25.5 air mi ENE of Iron Mountain (Farthing); ca 35 air mi N of Cheyenne.
Sandy slopes and plains above the creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek ca 1/4 mi above Little Bear Creek on County Road 153, ca 14.3 air mi SE of Chugwater; ca 38.5 air mi SW of Torrington.
Sandy flats between the creeks and bluffs. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: between S Bar or County Road 62 and S Bar Creek, ca 18 air mi NE of Lusk; ca 15 air mi N of Van Tassell.
Sandy slopes with sandstone outcrops and scattered ponderosa pine. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: along North Platte River just below mouth of Laramie River, at east edge of Fort Laramie National Historic Site, ca 1.3 air mi SSW of Fort Laramie; ca 20 air mi WNW of Torrington.
Sandy upland and steep slopes along the river. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Fort Laramie or County Road 8, ca 3.8 air mi NNE of Fort Laramie; ca 21.3 air mi NW of Torrington.
Mixed grass plains with low sandstone outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above Spring Creek along a County Road between Redbird or County Road 11 and Wasserburger or County Road 13, ca 19 air mi NE of Lance Creek; ca 25 air mi N of Lusk.
Rough breaks and flats at the bottom. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: on the divide between Archie Draw, Coal Draw and Middle Creek just W of Cow Creek Buttes, ca 14 air mi ENE of Bill; ca 40.5 air mi NE of Douglas.
Sandy slope, mostly dominated by large areas of Calamovilfa and Yucca. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: just off the southwest corner of Harmony Heights between Deer and Cherry creeks ca 8.5 air mi SW of Fort Laramie; ca 21.3 air mi W of Torrington.
Rough breaks of sandy slopes, outcrops and draws with juniper, mountain mahogany and some ponderosa pine. Phenology: flowering.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Cottonwood or County Road 42 ca 1.5 air mi S of Cottonwood Creek, ca 9 air mi W of Guernsey; ca 15 air mi N of Wheatland.
Sandy slope with scattered grasses and sagebrush. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Rawhide Butte or County Road 1, ca 3 air mi E of the Wildcat Hills, ca 9.5 air mi WNW of Jay Em; ca 35 air mi NW of Torrington.
Sandy slope with small cobblestones or rolling mixed grass plains. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along a draw leading into Rawhide Creek ca 1 mi W of Middle Rawhide Butte, ca 11 air mi NW of Jay Em; ca 38.5 air mi NW of Torrington.
Sandy flats with grasses, forbs, and patches of Artemisia cana. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along a triburtary of Silver Springs Creek on Silver Springs or County Road 54, ca 8.5 air mi SSW of Lusk.
Sandy grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: S of the Laramie River along the north side of the Fort Laramie Canal, ca 2 air mi SW of Fort Laramie (town); ca 21 air mi NW of Torrington.
Sandy lowlands. Phenology: flowering & fruiting.
with David Reilly and Jim Cahill

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: NW of the hospital ruins, ca 2 air mi SW of Fort Laramie (town); ca 21 air mi NW of Torrington.
Sandy upland plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 48 just E of Sixmile Creek, ca 4.5 air mi SW of Fort Laramie; ca 23.5 air mi WNW of Torrington.
42.1832° N, 104.614° W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!
Roadside and adjacent roadcut. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 27, ca 1.5 air mi N of the end of Wyo Hwy 159, ca 2.3 air mi NE of Tea Kettle Rock; ca 13.5 air mi N of Torrington.
Roadside furrow and adjacent sandy grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 32, ca 1.25 air mi W of County Road 27, ca 16.8 air mi N of Torrington; ca 14 air mi SE of Jay Em.
Rolling sandy plains dominated by blue gramma. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek ca 0.5 mi above the mouth of Spring Run, ca 17.7 air mi W of LaGrange, ca 34.5 air mi SSW of Torrington.
Sandy flats in the creek bottom with patches of snowberry, chokecherry or boxelder. Phenology: flowering.
with Tim Chumley and Robbin Romberg

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: below the Fort Laramie Canal ca 2.5 air mi WSW of Fort Laramie (town), ca 20.5 air mi WNW of Torrington.
Dry, sandy areas in the river bottom. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 143 ca 1 air mi S of Little Horse Creek and ca 2.5 air mi N of U.S. Hwy 85 at Midway, ca 18.7 air mi W of Albin; ca 28 air mi NE of Cheyenne.
Sandy road right-of-way adjacent to mixed grass plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Rocky Hollow between Bear and Horse creeks, ca 1/2-3/4 air mi N of Laramie County, ca 15 air mi WSW of La Grange; ca 36 air mi SSW of Torrington.
Sandy grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Rawhide Creek ca 2.3 air mi SW of Tea Kettle Rock and ca 0.5-1 air mi N of the Interstate Canal, ca 7 air mi NE of Lingle, ca 11.3 air mi NNW of Torrington.
Mixed grass plains above the creek. Phenology: flowering & fruiting.
with Tim Chumley

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 21 ca 6 air mi E of the confluence of Red Cloud Slough and Rawhide Creek, ca 7.8 air mi ESE of Jay Em; ca 28 air mi N of Torrington.
Roadside, adjacent right-of-way and fence row. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: vicinity of the Oregon Trail ruts above the North Platte River, ca 3 air mi W of Fort Laramie (town), ca 23 air mi NW of Torrington.
Sandy plains of sand sage-grassland. Phenology: flowering.
with David Reilly

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole Rim: Mers Hill, ca 10 air mi E of Slater.
41.8789° N, 104.615° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!
Sandstone outcrops and sandy slopes. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek off Marsh or County Road 151, ca 17.5 air mi SW of Chugwater.
Along creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Reuter Campground, ca 3 air mi NW of Sundance.
Meadow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, south side W of Coulter Bay, ca 10 air mi NE of Moorcroft.
Disturbed sandy soil along lakeshore. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, Cottonwood Creek and Dry Cove Campground, ca 11.5 air mi NE of Moorcroft.
Grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Grassland in canyon botton, on sandy soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Black Hills: Elk Mountain area: Clifton Canyon above confluence with Lost Canyon, ca 13.5 air mi SSE of Newcastle.
Big sagebrush-grassland (Andropogon scoparius) on ridge NW of canyon. Phenology: flowering & fruiting.
with Dennis Horning

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Highway right-of-way, sandy plains; plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: drainage from Geis Springs to 1.5 mi to the NE, ca 5-6 air mi E of Alva.
Pine woodlands, shaded ravines, logging roads, sandy open slopes, and pond; sandy slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: ca 2 air mi NE of Aladdin.
Prairie, sandstone outcrops, and dry drainage; sandy slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: ca 3 air mi NNE of Beulah.
Prairie and breaks with dry stream; prairie. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Beaver Creek; ca 6.5 air mi NNW of Alva.
Wooded creek bottoms, prairie, sandy slopes below rock outcrop, and roadside; sandy slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Newcastle.
Gravelly flats. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Inyan Kara Divide.
Phenology: fruiting.

U.S.A., Wyoming, Weston County: Newcastle.
Western foothills; Cercocarpus associaton; xero-mesophytic. Phenology: fruiting.

U.S.A., Wyoming, Crook County: 2 mi NW of Hulett.
Dry slopes. Phenology: fruiting.

U.S.A., Wyoming, Crook County: 8 mi NW of Hulett.
Barren saline soil. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills; Bear Lodge Mountains; along dirt road just E of Wyo Hwy 24 at milepost 8.2.
Disturbed soil. Phenology: fruiting.

U.S.A., Wyoming, Weston County: Newcastle.
Dryish field on plateau. Phenology: fruiting.
with Leroy Peiler

U.S.A., Wyoming, Crook County: 5-6 mi NE of Aladdin.
T54N R60W S17
Grassland near Ponderosa pine. Phenology: fruiting.
Ronald G. Schreibeis, AL--41. 7/27/1976.

U.S.A., Colorado, Baca County: Comanche National Grassland: branch of West Ute Canyon, ca 1 1/4 mi E of County Road 24, ca 5.5 air mi SSW of Campo.
Sandy to sandy silt rangeland. Phenology: flowering.
1. Eriogonum annuum Nutt.
Annotated by Bernadette Kuhn.
with Bernadette Kuhn

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 4 air mi NW of Elkhart.
Shortgrass prairie dominated by Buchloë dactyloides and Elymus smithii. Phenology: flowering.
1. Eriogonum annuum Nutt.
Annotated by Bernadette Kuhn.
with Joe Rankin

U.S.A., Kansas, Morton County: Cimarron National Grassland: Cimarron National Grassland Recreational Area: ca 10 air mi NE of Elkhart.
Around pond in recreational area dominated by Helianthus annuus, Ambrosia sp., and Populus deltoides. Phenology: flowering.
Annotated by Bernadette Kuhn.
with Joe Rankin

U.S.A., Kansas, Morton County: Cimarron National Grassland: Point of Rocks, ca 7 mi N of Elkhart.
At ponds, sandy banks dominated by Tamarix ramosissima, Salix exigua, and Scirpus. Phenology: flowering.
with Joe Rankin

U.S.A., Kansas, Morton County: Cimarron National Grassland: ca 13.5 air mi NE of Elkhart.
Small rocky knob of prairie hill dominated by Bouteloua spp., Bothriochloa laguroides, and Aristida purpurea. Phenology: flowering & fruiting.

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

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

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 12 air mi SE of Springfield.
Sandsage prairie. Phenology: flowering & fruiting.

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Canyon, S of picnic area along Carrizo Creek, ca 29 air mi SW of Springfield.
Shortgrass prairie dominated by Aristida purpurea and Bouteloua spp. Phenology: flowering & fruiting.
with Amy Tomson

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Creek, Carrizo Canyon, ca 29 air mi SW of Springfield.
Near picnic area along creek. Hillside and lush creek banks. Uplands dominated by Bouteloua spp. and scattered Rhus aromatica. Creek banks with Salix exigua and Typha. Phenology: flowering & fruiting.
with Amy Tomson

U.S.A., Colorado, Baca County: Comanche National Grassland: road turnoff to Everett Ranch, ca 25 air mi WSW of Springfield.
Roadside right of way. Shortgrass prairie with scattered Juniperus monosperma. Phenology: flowering & fruiting.
with Amy Tomson

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 15 air mi WSW of Springfield.
Roadside right of way near pump station. Shortgrass prairie dominated by Aristida purpurea, Sporobolus airoides and Elymus spp. Sandy soil. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogel Canyon, 15 air mi S of La Junta.
Sandstone canyon with Juniperus monosperma, Opuntia sp., and Bouteloua sp. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 15 air mi S of La Junta.
Weedy canyonside dominated by Juniperus monosperma. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogal Canyon area, ca 14-15 air mi S of La Junta, ca 3 air mi W of Higbee.
Dry, rocky sandstone hills, open juniper woodland. Phenology: flowering & fruiting.

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

U.S.A., Colorado, Baca County: Comanche National Grassland: 3/4 mi N of Picture Canyon Picnic Area, ca 2 mi N of Oklahoma, ca 10.5 mi SW of Campo.
Sandstone bluffs, hills, cliffs, and canyons. Phenology: flowering & fruiting.
1. Eriogonum annuum Nutt..

U.S.A., Colorado, Baca County: Comanche National Grassland: at and ca 0.5 mi S of Picture Canyon Picnic Area, ca 10.5 mi SW of Campo and ca 1 mi N of Oklahoma.
Sandstone bluffs, cliffs, and riparian; sandy soil. Phenology: flowering & fruiting.
1. Eriogonum annuum Nutt..

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
Rocky uplands with Dakota sandstone. Phenology: flowering & fruiting.
with Doug Sedoris

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

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: Iron Spring and vicinity and down stream, ca 18 air mi SE of Ekalaka.
Sandy slopes around large sandstone outcrops. Phenology: flowering.

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

U.S.A., South Dakota, Harding County: On the west side of The Jumpoff, ca 1 air mi E of County Road 897 and ca 3 air mi S of SD Hwy 20, ca 7.5 air mi ESE of Camp Crook.
Aspen-dominated draw. Phenology: flowering.

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

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

U.S.A., Montana, Powder River County: Ca 4 mi S of Powderville.
Sand blowout, with Polanisia, Corispermum. Flower color white. Phenology: flowering.

U.S.A., Montana, Powder River County: Along Powderville Road East in vicinity of Oliphant Butte, ca 31-33 air mi WSW of Ekalaka.
Mixed badlands and grass and sagebrush-dominated grazing land with Sarcobatus, Achnatherum hymenoides, Bromus, and Atriplex. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 4516, ca 2 air mi W of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi NNW of Fort Howes.
Grass and sagebrush-dominated grazing land. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Griffin Pass, E of Forest Road 4431, ca 21.5 air mi ENE of Ashland.
Open ponderosa pine forest with grass-dominated understory mixed with steep badlands. Phenology: flowering.

U.S.A., Montana, Carter County: Just S of Powderville Road, ca 2.5 air mi E of Powder River County, ca 20 air mi WSW of Ekalaka.
Badlands. Phenology: flowering.

U.S.A., Colorado, Lincoln County: From Hugo, S on 3rd Avenue-Colo Hwy 109, W on 2W Road ca 5.64 km.
Eco-region 27-shortgrass prairie: sandy shortgrass prairie, with Bouteloua gracilis, Sporobolus cryptandrus, Buchloe dactyloides, Andropogon hallii, Palafoxia sphacelata, Psoralidium lanceolatum, Mentzelia nuda, and Chamaesyse spp. Forb 61-91 cm Seeds of success; SCD serial #0412904 Phenology: flowering.
Annotated by E. York in 2008. done at K

U.S.A., Montana, Yellowstone County: Pictograph Caves State Park: ca 5 air mi S of Billings.
Bouteloua gracilis - Stipa comata grassland with Yucca glauca. Phenology: flowering.
James P. Vanderhorst, 5142. 8/30/1993.

U.S.A., Montana, Big Horn County: S of Big Bull Elk Creek on edge of Yellowtailtail Reservoir.
Sand dunes with Agropyron/Chrysothamnus cover class. Phenology: buds.

U.S.A., Montana, Big Horn County: SW of Big Bull Elk Creek along Yellowtail Reservoir.
Sand dunes. Phenology: flowering.

U.S.A., Montana, Big Horn County: SW of Big Bull Elk Creek, along Yellowtail Reservoir.
Active sand dunes. Phenology: flowering.

U.S.A., Montana, Custer County: Miles City.

U.S.A., Montana, Custer County: U.S. Range Livestock Experiment Station: head of draw above Cedar Spring.
North-facing slope; dry, gravelly soil. Phenology: flowering.

U.S.A., Montana, Custer County: U.S. Range Livestock Experiment Station: Lone Pine Pastures.
Gentle, northeast-facing slope; deep sandy loam soil; grassland; associated with Andropogon spp, Aristida; near ridge tops. Scarce. Phenology: flowering.

U.S.A., Montana: Custer National Forest: Lee Creek, mouth of Brewster's Gulch.
North-facing slope; deep clay loam, fine gravelly soil; grass-weed habitat type. Common. Phenology: flowering.

U.S.A., South Dakota, Harding County: Custer National Forest: Eagles' Nest Ranger Station pasture.
Slope 3%, north aspect; weed habitat type; on comparatively level areas. Phenology: flowering.

U.S.A., Montana, Carter County: Custer National Forest: Long Pine where Indian Trail crosses divide.
Associated with Stipa, pine grass. Scattered, in patches. Phenology: flowering.

U.S.A., Montana: Custer National Forest.
T5S R45E
West-facing slope; shale soil. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Fort Howes District: Cub Creek.
South-facing slope; sandy loam soil. Rare. Phenology: flowering.

U.S.A., North Dakota, Slope County: Marmarth.
Sandy prairie. Phenology: flowering.
with O. A. Stevens

U.S.A., Nebraska, Garden County: Crescent Lake National Wildlife Refuge.
Sand hills with Cycloloma, Palafoxia sphacelata. Perianth white. Phenology: flowering.

U.S.A., Nebraska, Dawes County: 30 mi S of Chadron: Cottonwood Creek.
Dry, sandy, grassland hills. Phenology: flowering.
with Marjorie W. Porter

U.S.A., Nebraska, Keith County: South side of the North Platte River above Keystone Lake.
In deep, dry loose sand at the base of the bluffs. Common here and in sandy areas in central and western Nebraska. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Ca 23 mi S of Harrison.
Sand hills with Erigeron bellidiastrum, Cycloloma. Perianth white. Phenology: flowering.

U.S.A., Nebraska, Sheridan County: Metcalf Public Hunting Grounds, 13 mi N of Hay Springs.
South-facing slopes on open ridges and in Pinus ponderosa forest. Phenology: flowering.

U.S.A., Nebraska, Kearney County: Minden.
Harry Hapeman, s.n.. 8/19/1891.

U.S.A., Nebraska, Scotts Bluff County: Wildcat Hills Rest Area: 1/2 mi N of the Banner County line, along a walking path.
Grassland area with some conifers. Flowers white. Phenology: flowering.

U.S.A., Nebraska, Thomas County: 7 mi SW of Halsey.
Sandy soil; 5% slope, east exposure; sandhill grassland with Calo, Anha, Amps, Stipa, Pipo; open stand of Pipo planted. Phenology: flowering.

U.S.A., Nebraska, Cherry County: Nebraska National Forest: near Lookout Ranger Station.
T31N R32W S6
Sandhills prairie; slope 0-5%, east aspect; associated with Anha, Ertr, Hel, Spcr. Common. Phenology: flowering.

U.S.A., Nebraska, no county County: Nebraska National Forest.
Theodore Krueger, 25. 8/29/1914.

U.S.A., Nebraska, Logan County: 15 mi N of Stapleton on Route 83.
T20N R28W S23
Sparsely vegetated sand dunes. Phenology: flowering & fruiting.

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: just W of the state line, from Forest Road 3118 to an unnamed reservoir ca 1 air mi N of road, ca 7-8 air mi NNW of Camp Crook, SD.
Grass-dominated meadow. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0050661

U.S.A., Wyoming, Goshen County: Ca 6 mi SSE of Huntley.
41° 51.1' N, 104° 7.8' W; unknown, , Specimen Label
Sandy grassland, with Calamovilfa and Artemisia filifolia. Flowers white.

U.S.A., Wyoming, Platte County: Ca 20 mi NW of Wheatland.
Grassland, with Eriogonum alatum and Dalea candida. Flower white. Phenology: flowering.

U.S.A., Wyoming, Platte County: Willow Creek Plains.

U.S.A., Wyoming, Platte County: Glendo.
Dry hills. Phenology: flowering.
with Lois B. Payson

U.S.A., Wyoming, Platte County: Guernsey.
Robert E. Pfadt, s.n.. 8/9/1944.

U.S.A., Wyoming, Converse County: Northeastern portion of county.
T38N R67W
Sandy knoll. Phenology: flowering.
with Robert L. Lang

U.S.A., Wyoming, Campbell County: 9-10 mi N of Gillette.
Occasional. Phenology: flowering.
Ronald G. Schreibeis, S--12. 7/25/1975.

U.S.A., Wyoming, Platte County: Near Glendo.
42.5036° N, 105.0236° W; NAD 83, uncertainty 0.5 mi., Digital Map
Dry roadsides. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Hills SE of Sheridan.
Sandy slope Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Near Newcastle.
Prairie. Phenology: flowering.
with Leroy Peiler

U.S.A., Wyoming, Platte County: Southeast Plains: Hartville Uplift: ridge on northwest side of Whalen Canyon Road,ca 0.5 mi S of Chicago Mine.
Southeast-facing slope with rocky surface of reddish-grey sandstone-limestone gravel and boulders; in Juniperus scopulorum/Pinus ponderosa savanna. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Wyoming Game and Fish Department's Rawhide unit along the North Platte River, ca 3.3 air mi SE of Lingle, ca 6.8 air mi WNW of Torrington.
Dry sandy upland. Phenology: flowering.
Steve Kilpatrick, RH123. 6/9/1982.
with J. L. Robinson

U.S.A., Wyoming, Niobrara County: SE of Lusk (15 mi).
Open plains. Phenology: flowering.

U.S.A., Wyoming, Goshen County: 6 mi N of Jay Em.

U.S.A., Wyoming, Goshen County: Between Torrington and Lingle.
42.0975° N, 104.2664° W; NAD 83, uncertainty 4.5 mi., Digital Map
Near highway. Phenology: flowering.

U.S.A., Wyoming, Campbell County: North Prong of Thunder Creek and Little Thunder Creek.
Upland sagebrush; big sagebrush, blue grama, needleandthread, western wheatgrass; Loamy, sandy, clayey, Briggsdale and Pugsley Series. Phenology: flowering.
with D. W. Sabinske

U.S.A., Wyoming, Platte County: North Platte River, S of U.S. Hwy 26, 0.5 road mi S of Guernsey.
42.2558° N, 104.7243° W; NAD 83, uncertainty .5 mi., Nat. Geog. TOPO!

U.S.A., Wyoming, Platte County: Between Fish Creek and Fish Creek Road, 18 road mi NW of Wheatland.
Stock ponds and drainage of ponds. Phenology: flowering.
Annotated by B. E. Nelson in 1997.

U.S.A., Wyoming, Campbell County: N on side road at red painted benchmark, 1.5 mi W of Red Spring, on Piney Canyon Road.
Annotated by David Cooper.

U.S.A., Wyoming, Laramie County: Near Bushnell Creek, ca 8 mi SE of Meriden.
with J. Von Loh

Eriogonum annuum var. pauciflorum (1896)
Eriogonum annuum Nutt. var. pauciflorum Gand.
U.S.A., Wyoming, Weston County: Cambria Canyon. [County not given on label.]
Type Specimen: Isotype for Eriogonum annuum Nutt. var. pauciflorum Gand.. Bull. Soc. Roy. Bot. Belgique 42: 187. 1906.
3. Eriogonum annuum Nutt. var. pauciflorum Gand.
Annotated by James L. Reveal in 1977. Isotype.
1. Eriogonum annuum Nutt..