: 1.21 $2024-03-28T10:01:03-7:0054.198.37.250searchRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray6248Timothy W. Chumley1996818231U.S.A.ColoradoFremontEast-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Royal Gorge: off County Road 3A approx 1.5 air mi from S gate of bridge, ca 1.6 air mi W of Canon City.-105.356138.468918291951Open grassland in pinyon-juniper. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray7283Timothy W. Chumley Randy Pratt1997103276U.S.A.ColoradoFremontEast-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Sand Gulch, along a drainage heading S from BLM Sand Gulch Road, approx 1.2 road mi W of junction with Colo Hwy 9; ca 15 air mi NW of Ca¤on City.-104.43638.57821032134In a sandy wash in pinyon-juniper-oak with rocky, granitic (gneiss) slopes. Phenology: fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray57972B. E. Nelson Peter Ebertowski2002813225U.S.A.WyomingConverseThunder 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.-105.589243.392114661475Sandy silver sagebrush/grassland. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2623Peter J. Ebertowski200285217U.S.A.WyomingConverseThunder Basin National Grassland and Vicinity: Stinking Water Creek on County Road 31, ca 34 air mi SSW of Wright; ca 42 air mi NNW of Douglas.-105.727843.306515821597Koeleria, Stipa, Bouteloua grassland. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3863Peter J. Ebertowski2003527147U.S.A.WyomingCampbellThunder Basin National Grassland and Vicinity: hills around gravel pit on two-track road off of School Creek or Forest Road 968, ca 17 air mi SE of Wright; ca 42 air mi SSE of Gillette.-105.189643.643414201457Hills with stoney soil in grassland. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4403Peter J. Ebertowski200367158U.S.A.WyomingCampbellThunder Basin National Grassland and Vicinity: hills S of Dry Creek on T-7 Road, ca 24 air mi SE of Gillette; ca 19 air mi NE of Wright.-105.294443.99214141426Sagebrush grassland with barer areas of rocky soil. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray7388Emily A. Holt Benjamin Madsen2001731212U.S.A.ColoradoChaffeeCentral Colorado: Sawatch Range, East Slope Continental Divide: east side of Arkansas River between Chalk Creek and Little Cottonwood Creek drainages, just S of Ruby Mountain, ca 0.5 air mi E of Nathrop.-106.062538.74712317Palustrine wetland along river, open pinyon-Cercocarpus woodland. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2116Amy J. Roderick1997712193U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Pedro Mountains: southeast end of range, ca 10 air mi N of Seminoe Dam; ca 40 air mi NE of Sinclair.-106.909742.296318291859Sagebrush/snakeweed flat in sandy soil between base of mountain and reservoir. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2860Rachel Newton2005731212U.S.A.WyomingLaramieWetlands and Adjacent Areas: Bear Creek, ca 9 air mi SSE of Chugwater.-104.764241.63891676Dry rocky slopes and uplands. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2919Rachel Newton2005731212U.S.A.WyomingPlatteWetlands and Adjacent Areas: Antelope Creek and pond formed by damming, ca 14 air mi NNW of Chugwater.-104.898241.94061470Dry uplands. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3751Rachel Newton200593246U.S.A.WyomingGoshenWetlands and Adjacent Areas: Newell Bay, Guernsey Reservoir, ca 2 air mi NW of Guernsey.-104.775842.29651322Dry rocky banks. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3757Rachel Newton200593246U.S.A.WyomingGoshenWetlands and Adjacent Areas: Black Canyon Point, Guernsey Reservoir, ca 3 air mi NW of Guernsey.-104.770242.30911338Rocky dry slopes. Phenology: flowering.RMRM772242 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray5189Sarah Nunn200199252U.S.A.ColoradoLarimerRoosevelt National Forest: Front Range: Hewlett Gulch off Colo Hwy 14, 0.5 mi W of Poudre Park, ca 13 air mi NW of Fort Collins. C-105.318540.700918292012North to south running gulch with creek and old homestead with ponderosa pine and Populus; Rhus and Chrysothamnus in dry open areas. Phenology: fruiting.RMRM278213 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray10087C. L. Porter Marjorie W. Porter1965814226U.S.A.WyomingPlatte2-3 mi NE of Chugwater.-104.791341.78311524Dry, grassy hills. Phenology: flowering.RMRM199087 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3750C. L. Porter1945811223U.S.A.WyomingAlbany5 mi E of Laramie.-105.487541.3082225Sandy prairie with sagebrush. Flowers pinkish. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2782Amy J. Roderick1997728209U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: Jackson Lake N of Wyo Hwy 220, ca 8.6 air mi NE of Three Forks Junction.-107.337242.43831838Sandy hillside above lake. Phenology: flowering.RMRM2872 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1138Aven Nelson1894916259U.S.A.WyomingAlbanyUniversity of Wyoming Campus.-105.584241.3112184Phenology: flowering & fruiting.RMRM3064 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray329Aven Nelson189478189U.S.A.WyomingAlbanySybille Hills.-105.340541.775917072012Phenology: flowering.RMRM3235 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.Aven Nelson1893U.S.A.WyomingAlbanyLaramie.-105.584241.3112184Phenology: flowering.RMRM808 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.B. C. Buffum18918213U.S.A.WyomingHot SpringsGrass Station.-108.6543.94121707same as Grass Creek ? Phenology: flowering.RMRM397948 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.D. Long J. Von Loh1984814227U.S.A.WyomingLaramieCa 6 mi W of Midway, ca 2 mi N of U.S. Hwy 85 near silo PA-4.-104.595741.38121798Phenology: flowering.RMRM94158 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3125Edwin B. Payson Lois B. Payson192295248U.S.A.WyomingPlatteGlendo.-105.01542.50261432Dry hills. Phenology: flowering & fruiting.RMRM317225 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray545Francis B. Current1978823235U.S.A.WyomingLaramieHigh Plains Grassland Research Station, 5 air mi NW Cheyenne.-104.917741.1971859Short grass prairie. Phenology: flowering.RMRM319337 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1188George Cordner18949244U.S.A.WyomingSweetwater River.Phenology: flowering & fruiting.RMRM92963 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2948Ira W. Clokey1917817229U.S.A.WyomingAlbanyLaramie.-105.584241.3112195Dry hillside. Phenology: flowering.RMRM302880 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2579J. Francis Macbride1913728209U.S.A.WyomingAlbanyLaramie.-105.584241.3112184Open stony slopes; frequent. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3130Amy J. Roderick199782214U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Seminoe Reservoir E of County Road 351, ca 3 air mi SSE of Seminoe Dam.-106.890242.12291945Sandy shores and banks. Phenology: flowering.RMRM544077 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray104Jan Pollet1989718199U.S.A.WyomingPlatteBetween Fish Creek Road and Cottonwood Creek, 28 road mi NW of Wheatland.-105.194642.29791616Grassland. Phenology: flowering & fruiting.RMRM544075 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray182Jan Pollet1989716197U.S.A.WyomingPlatteAlong Cottonwood Creek, 30 road mi NW of Wheatland.-105.17542.29791616Hay meadow, irrigated when water in creek. Phenology: flowering & fruiting.RMRM543993 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray222Jan Pollet1989721202U.S.A.WyomingPlatteAlong Kinney Creek, 32 road mi NW of Wheatland.-105.1744443.304211620Creek banks, dry, usually wet early spring and summer. Phenology: flowering & fruiting.RMRM544058 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray460Jan Pollet1989814226U.S.A.WyomingPlatteBetween Fish Creek Road and Cottonwood Creek, 29 road mi NW of Wheatland.-105.133242.2964492Phenology: flowering.RMRM544069 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray473Jan Pollet1989823235U.S.A.WyomingPlatteAlong Brush Creek, 17 road mi E of Wheatland.-105.108141.83451737Creek banks, dry, some standing water. Phenology: flowering & fruiting.RMRM544060 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray619Jan Pollet198992245U.S.A.WyomingPlatteNorth Platte River: S of U.S. Hwy 26, 0.5 road mi S of Guernsey.-104.744342.25491323Phenology: flowering & fruiting.RMRM544072 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray722Jan Pollet198993246U.S.A.WyomingPlatteBetween Fish Creek and Fish Creek Road, 18 road mi NW of Wheatland.-105.057542.22621447Stock ponds and drainage of ponds. Phenology: flowering & fruiting.RMRM262447 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray303Jean Finzel195979190U.S.A.WyomingLaramie7 mi W of Cheyenne; 1 mi N of U.S. Hwy 30.-104.960241.09931829Shortgrass prairie. Phenology: flowering.RMRM262460 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray361Jean Finzel195986218U.S.A.WyomingLaramieCa 7 mi W of Cheyenne and 1 mi N of U.S. Hwy 30.-104.960241.09931829Shortgrass prairie. Phenology: flowering.RMRM143536 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray923Marion Ownbey193586218U.S.A.WyomingLaramie10 mi NW of Cheyenne.-104.743841.28231829Dry plains. Phenology: flowering.RMRM727057 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray410Patricia P. Douglas B. E. Nelson, N. E. Hastings, R. M. Smith1995821233U.S.A.WyomingPlatteCamp Guernsey: near Warm Springs.1359Infrequent on level floodplain in sand with Artemisia, Bromus, Calamovilfa, Euphorbia, and Populus spp. Phenology: flowering & fruiting.RMRM319649 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3397Robert D. Dorn1979817229U.S.A.WyomingNatronaCa 11 mi E of Lysite.-107.488843.24951798Snayd grassland with Bouteloua, Psoralea, and Oryzopsis. Phenology: flowering.RMRM399028 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4794Robert D. Dorn1987823235U.S.A.WyomingCarbonCa 10 mi NE of Muddy Gap.-107.298542.41241890Sandy road cut with Cirsium and Cryptantha. Phenology: flowering.RMRM248148 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.Thomas C. Porter18737182U.S.A.WyomingUintaFort Bridger.-110.382841.32262027Phenology: flowering.RMRM568503 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8305Thomas W. Nelson Jane P. Nelson198677188U.S.A.WyomingNatronaPlatte River N of Casper.-106.330342.87321585In sand hills north side of river. Phenology: flowering.RMRM737201 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8642Thomas W. Nelson Jane P. Nelson1987712193U.S.A.WyomingNatronaW of Cole Creek Road. (Wyo Hwy 256) off Sand Piper Drive.1646Sand dunes. Phenology: flowering & fruiting.RMRM100824 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray16373W. H. Over192498252U.S.A.WyomingPlatteSpanish Diggings.-104.836642.60941573Grassy hillsides. Phenology: fruiting.RMRM601292 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray16015Walter Fertig1995718199U.S.A.WyomingAlbanyLaramie Range: north-south trending ridge ca 1.5 mi S of Government Gulch, ca 2 1/4 air mi E of Simpson Springs, ca 6.5 mi SE of Laramie.-105.507841.224923472393Cushion plant community on limestone gravel and exposed bedrock. Phenology: buds.RMRM601293 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray16032Walter Fertig1995719200U.S.A.WyomingAlbanyWest foothills Laramie Range: ridge on north side of Government Gulch, ca 1 1/4 air mi S of I-80; ca 5 air mi SE of Laramie.-105.507841.253623172332Sandy-gravelly edge of road boardered by Artemisia nova-Stipa comata grassland. Phenology: flowering.RMRM615226 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray17323Walter Fertig199694248U.S.A.WyomingLaramieSoutheastern Plains: F. E. Warren Air Force Base: Crow Creek, ca 0.5 mi N of confluence with Diamond Creek on west side of Cheyenne.-104.874541.15421875Dry, gravelly shortgrass prairie on upland banks of creek; with Bouteloua gracilis, Opuntia polyacantha, and Artemisia frigida. Phenology: flowering & fruiting.RMRM681165 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray18887Walter Fertig Laura Welp199988220U.S.A.WyomingAlbanyWest Foothills of the Laramie Range: slopes on north side of Jack Rabbit Canyon, ca 2 mi E of Laramie.-105.526941.32542256South-facing rim of sandy bluff above dry wash; community of scattered Eriogonum microthecum, Salsola, Mentzelia, and Cirsium with ca 3% vegetative cover. Phenology: flowering & fruiting.RMUSFS403658 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28Webster B. Jones1964820233U.S.A.WyomingAlbanySheep Mountain: near Johns Creek.-106.042741.25362408Eastern exposure; gravelly soils in the area. Phenology: flowering.RMRM365029 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray88William C. Edwards1983624175U.S.A.WyomingLaramieCampus of Laramie County Community College, SE of Cheyenne.-104.783141.10641859Short grass prairie. Phenology: buds.RMRM319649 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3397Robert D. Dorn1979817229U.S.A.WyomingNatronaCa 11 mi E of Lysite.-107.488843.24951798Snayd grassland with Bouteloua, Psoralea, and Oryzopsis. Phenology: flowering.RMRM399028 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4794Robert D. Dorn1987823235U.S.A.WyomingCarbonCa 10 mi NE of Muddy Gap.-107.298542.41241890Sandy road cut with Cirsium and Cryptantha. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3659Amy J. Roderick1997814226U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: Pathfinder Reservoir: National Wildlife Refuge N of County Road 410, ca 24 air mi NE of Three Forks Junction.-107.042342.51121786Sagebrush grassland on sandy shelf above reservoir. Phenology: flowering.RM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2011B. A. Packer J. Brondum and T. McGowan1997722203U.S.A.WyomingAlbanyLaramie Range: along Luman Creek, ca 15 road mi W of Wheatland.-105.244542.05451600Creekside. Phenology: flowering.RMRM37536 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.Aven Nelson190192245U.S.A.ColoradoEl PasoManitouPhenology: flowering & fruiting.RMRM339911 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1889Barry C. Johnston Pete Lucas1978811223U.S.A.ColoradoChaffeeNear the San Isabel National Forest: beside U.S. Hwy 285, 0.3 mi north of junction with CO Hwy 291, NNW of Salida.2291West-facing cut bank of roadside; growing with E. Brandegei. Phenology: flowering & fruiting.RMRM302367 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray684Barry Hammel197797250U.S.A.ColoradoArapahoeEngelwood: field N of 6136 S Niagara Court; near housing development.1615Occasional in sandy clay, slopes along ravine near housing development. Phenology: flowering & fruiting.RMRM178872 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4057C. Leo Hitchcock Roland V. Rethke and R. van Raadshooven1938714195U.S.A.ColoradoChaffeeChalk Creek, 17 mi north of Salida.2286Hillside near irrigation ditch. Phenology: flowering & fruiting.RMRM48544 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3893C. S. Crandall1897730211U.S.A.ColoradoLarimerFort CollinsPhenology: flowering & fruiting.RMRM133116 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1785Earl F. Castetter193271183U.S.A.New MexicoBernalilloAlbuquerque, on a mesa.-106.6521935.08461554On a mesa. Phenology: flowering & fruiting.RMRM138656 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray581Earl F. Castetter1932824237U.S.A.New MexicoSandoval/Rio Arriba6 miles east of Cuba.-106.85736.00672774Old copper mine. Phenology: flowering & fruiting.RMRM360119 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray15973Elizabeth Neese T. Andrews and J. S. Peterson198481214U.S.A.ColoradoWeld3.4 mi S of Wyoming border, west side of Highway 87 at Natural Fort Rest Area.1798Sandy soil, Bouteloua-Buchloe-Artemisia plant community. Phenology: flowering & fruiting.RMRM62080 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray403AEarl L. Johnston1908930274U.S.A.ColoradoWeldEvans, CO.Plains. Phenology: flowering & fruiting.RMRM62079 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray403BEarl L. Johnston1908930274U.S.A.ColoradoWeldEvans, CO.Plains. Phenology: flowering & fruiting.RMRM62094 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray403CEarl L. Johnston19081010284U.S.A.ColoradoWeldEvans, CO.Plains. Phenology: flowering & fruiting.RMRM33940 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray21F. E. Clements E. S. Clements1901816228U.S.A.ColoradoEl PasoManitou.2100Rosula endemica, SD-Nebr-NM-Col-Wy., species principalis aspectus autumnalis Bouteloua-Andropogon-psilio. Phenology: flowering & fruiting.RMUSFS449351 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray25662Frederick J. Hermann19731020293U.S.A.ColoradoLarimer4 miles west of Loveland, ridge along Route 34.1524Arid, grassy, sandy slope below sandstone ridge along road. Phenology: flowering & fruiting.RMRM163755 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray686F. K. Vreeland1900926269U.S.A.ColoradoHuerfanoCucharas Valley, near La Veta.2134Mesas. Phenology: flowering & fruiting.RMRM83895 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray10568Francis Ramaley191581213U.S.A.ColoradoBoulderValmont.Phenology: flowering & fruiting.RMRM140168 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray14540Francis Ramaley1934912255U.S.A.ColoradoWeldRoggen.Sand hill on stabilized soil. Phenology: flowering & fruiting.RMRM61433 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3905Francis Ramaley1907915258U.S.A.ColoradoBoulderValmont Butte.1554Phenology: flowering & fruiting.RMRM31296 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray863Francis Ramaley1901819231U.S.A.ColoradoBoulderMarshall: near Boulder.Phenology: flowering & fruiting.RMRM31297 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray866Francis Ramaley1901819231U.S.A.ColoradoBoulderMarshall: near Boulder.Phenology: flowering & fruiting.RMRM313696 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray9646Francis Ramaley1913719200U.S.A.ColoradoBoulderBoulder.Phenology: flowering & fruiting.RMRM80521 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray9646Francis Ramaley1913719200U.S.A.ColoradoBoulderBoulder.Phenology: flowering & fruiting.RMRM80522 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray9650Francis Ramaley1913719200U.S.A.ColoradoBoulderBoulder.Phenology: flowering & fruiting.RMRM43036 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray5006Frank Tweedy19027182U.S.A.ColoradoBoulderNear Boulder.15241829Plains and foothills. Phenology: flowering & fruiting.RMRM43038 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray5007Frank Tweedy190210274U.S.A.ColoradoBoulderPlains and foothills near Boulder.1524Plains and foothills. Phenology: flowering & fruiting.RMRM56962 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1957G. S. Dodds1906615166U.S.A.ColoradoLarimerFossil Creek.Mesa. Phenology: buds.RMRM56963 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2041G. S. Dodds1906615166U.S.A.ColoradoLarimerFossil Creek.Roadside. Phenology: buds.RMRM23639 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2312George E. Osterhout1900714195U.S.A.ColoradoWeldNew Windsor.Phenology: flowering & fruiting.RMRM163753 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2870George E. Osterhout1904725207U.S.A.ColoradoLarimerLivermore.Phenology: flowering & fruiting.RMRM163751 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3344George E. Osterhout1906815227U.S.A.ColoradoFremontCanyon City.Phenology: flowering & fruiting.RMRM163837 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4123George E. Osterhout1909820232U.S.A.ColoradoBentRule Creek.Phenology: flowering & fruiting.RMRM163761 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray454George E. Osterhout18947182U.S.A.ColoradoWeldNew Windsor.Phenology: flowering & fruiting.RMRM312169 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.George E. Osterhout1893712193U.S.A.ColoradoWeldWindsorPhenology: flowering & fruiting.RMRM312170 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.George E. Osterhout1912710192U.S.A.ColoradoLarimerFossil Creek Reservoir.Phenology: flowering & fruiting.RMRM312510 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.George E. Osterhout191181213U.S.A.ColoradoWeldWindsor.Phenology: flowering & fruiting.RMRM312511 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.George E. Osterhout191184216U.S.A.ColoradoWeldWindsorPhenology: flowering & fruiting.RMRM319362 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.George W. Letterman1884816229U.S.A.ColoradoEl PasoManitouPhenology: buds.RMRM225454 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.Harry Hapeman1918816228U.S.A.ColoradoLincolnLimon, CO.Phenology: flowering & fruiting.RMRM84656 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2675Ira W. Clokey1916829242U.S.A.ColoradoDenverDenver, CO.Dry, open soil Phenology: flowering & fruiting.RMRM755071 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1115J. H. Christ1935716197U.S.A.ColoradoEl PasoBlack Forest.-104.7005939.0128721342286Sand dunes. Phenology: flowering & fruiting.RMRM284792 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray865James L. Reveal Gerrit Davidse1967822234U.S.A.ColoradoChaffee3.5 mi N of Buena Vista.On sandy soil associated with Artemisia among scattered Pinyon, along US Hwy 24. Phenology: flowering & fruiting.RMRM284796 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray869James L. Reveal Gerrit Davidse1967822234U.S.A.ColoradoChaffee3.5 mi N of Buena Vista.On clay road banks associated with Artemisia. Phenology: flowering & fruiting.RMRM299864 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray920James L. Reveal Gerrit Davidse196795248U.S.A.New MexicoSandoval2.8 miles south of the junction of Interstate 25 and New Mexico Highway 44 along the Interstate, north of Albuquerque.-106.553235.280091554In heavy soil of roadside. Phenology: flowering & fruiting.RMRM299865 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray921James L. Reveal Gerrit Davidse196796249U.S.A.New MexicoSandoval3.3 miles south of the junction of Interstate 25 and New Mexico Highway 22, 13 miles north of the junction of Interstate 25 and New Mexico Highway 44.-106.3602935.4471676Along the interstate in gravelly soil. Phenology: flowering & fruiting.RMRM299875 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray927James L. Reveal Gerrit Davidse196796249U.S.A.New MexicoSandoval3.3 miles south of the junction of Interstate 25 and New Mexico Highway 22, 13 miles north of the junction of Interstate 25 and New Mexico Highway 44.-106.3602935.4471676Lower slopes of gypsum hills with various grasses. Phenology: flowering & fruiting.RMRM299877 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray931James L. Reveal Gerrit Davidse196796249U.S.A.New MexicoSandoval3.3 miles south of the junction of Interstate 25 and New Mexico Highway 22, 13 miles north of the junction of Interstate 25 and New Mexico Highway 44.-106.3602935.4471676On low sandy hills associated with various grasses, Chrysothamnua and Juniperus. Phenology: flowering & fruiting.RMRM580535 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray25Kanya Santanachote1988810223U.S.A.ColoradoBoulderColorado Tallgrass Prairie Natural Area: Parcel 7, south of Boulder at the beginning of Highway 93.1700Xeric tallgrass community; moderately steep terraces, soil very cobble-like and sandy. Phenology: flowering & fruiting.RMRM793915 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8L. Blay N. E. Hastings2004811224U.S.A.ColoradoArapahoeBuckley Air Force Base: along Toll Gate Creek; northwest end of transect 990 m NNE of the southwest corner of the installation. 521189E 4393488N.1697Edge of cottonwood/willow (riparian) community on up to 10 degrees slope on silt-like loam; with Salix exigua, Ribes aureum, Asclepias speciosa, Helianthus annuus, Melilotus officinalis, Glycyrrhiza lepidota, Cirsium arvense. Phenology: flowering.RMRM97837 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray426L. M. Schedin N. T. SchedinU.S.A.ColoradoLakeIvanhoe.Phenology: flowering & fruiting.RMRM126689 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray79Lois B. Payson1931929272U.S.A.New MexicoSante Fe?Road between Socorro and Santa Fe, NM.Roadside. Phenology: flowering & fruiting.RMRM319342 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Grays.n.Lycurgus R. Moyer190775186U.S.A.ColoradoWeldNear New Windsor.Plains. Phenology: flowering & fruiting.RMRM793916 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray217N. E. Hastings C. Bern1711U.S.A.ColoradoArapahoeBuckley Air Force Base: site 660 m NE of southwest cornet of the installation. 521748E 4392730N.1711Rolling shortgrass prairie on silt-like loam; with Artemisia frigida, A. ludoviciana, Linaria dalmatica ssp. dalmatica, Hesperostipa comata, Pascopyrum smithii, Bromus inermis, B. tectorum. Phenology: buds.RMRM793917 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray222N. E. Hastings C. Bern2005727208U.S.A.ColoradoArapahoeBuckley Air Force Base: site 660 m NE of southwest corner of the installation. 521748E 4392730N.1711Rolling shortgrass prairie on sandy loam; with Artemisia frigida, Psoralidium tenuiflorum, Aristida purpurea, Nassella virdula, Hesperostipa comata, Bouteloua gracilis, Bromus spp.. Phenology: vegetative only.RMRM48543 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3895New York Botanical Garden189589221U.S.A.ColoradoLarimerPoudre flats.Phenology: flowering & fruiting.RMRM28218 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray6321P. A. Rydberg F. K. Vreeland190077188U.S.A.ColoradoHuerfanoWahatoya Creek.701Phenology: buds.RMUSFS449350 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray640Paul L. Ginter1942826238U.S.A.ColoradoWeld12 mi west of Deerfield.143220% north-facing slope in sand soil of prairie growing with sagebrush, sage, grasses. Area is overgrazed. Phenology: flowering & fruiting.RMRM539148 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray18882Ralph E. Brooks Craig Freeman1987729210U.S.A.ColoradoBentCa. 21.5 mi north, 8.5 mi west of Springfield (Baca Co.).1335Sparsely vegetated zone of highly weathered and fractured limestone and clay loam on secondary ridge on hillside above a dry drainage-way; plants common only on rocky ground, especially slope. Phenology: flowering & fruiting.RMUSFS450552 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray1437Ralph K. Gierisch194292245U.S.A.ColoradoSaguacheSan Isabel National Forest.253010% SW-facing slope in sandy soil with oak and rabbitbrush. Phenology: flowering & fruiting.RMRM172004 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray129Robert M. Muir1937731212U.S.A.ColoradoWeld1676In sandy loam of grassland. Phenology: flowering & fruiting.RMRM395312 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2571Steve O'Kane1986730211U.S.A.ColoradoSaguache0.7 mi NW of Valley View Springs.Abundant with Bouteloua and Chrysothamnus. Phenology: flowering & fruiting.RMRM567137 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray49Susan Buck Debra Pogue1990910253U.S.A.ColoradoEl Paso0.25 mi south of intersection of Peyton Highway with Highway 94.1829Gravel and sandy soil of dry grasslands. Phenology: flowering & fruiting.RMRM144360 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray210Susan G. Stokes1934718199U.S.A.ColoradoDenverNear Denver University, Denver.Phenology: flowering & fruiting.RMRM604802 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray92Van T. Harris1961718199U.S.A.ColoradoLincoln8 mi S and W of Aroya.1402Sand-sage plant community. Phenology: flowering & fruiting.RMRM48577 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3890W. F. Marshall1899727208U.S.A.ColoradoLarimerFort CollinsPhenology: flowering & fruiting.RMRM56961 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2529W. W. Robbins190687219U.S.A.ColoradoBoulderSunshine Canyon, near Boulder.Phenology: flowering & fruiting.RMRM579521 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray13046Walter Fertig1992717199U.S.A.ColoradoLarimerEastern foothills of Colorado Front Range: adjacent to KOA Campground and U.S. Hwy 287, ca 12 air mi N of Fort Collins.Open canopy blue grama/needle and thread shortgrass grassland and slopes. Phenology: flowering & fruiting.RMRM580362 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray18107William A. Weber19901026299U.S.A.ColoradoBoulderCity of Boulder Open space, outwash fans NE of Eldorado Springs, along Towhee Trail.On outwash fans; level, cobble-like ground. Phenology: flowering & fruiting.RMRM606743 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11464B. E. Nelson198499253U.S.A.WyomingLaramie[location and coordinates withheld]1707Shortgrass plains. Phenology: flowering & fruiting.RMRM606744 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11507B. E. Nelson198499253U.S.A.WyomingLaramie[location and coordinates withheld]1585Sandy slopes below rough breaks. Phenology: flowering & fruiting.RMRM606745 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11577B. E. Nelson1984910254U.S.A.WyomingGoshenSouthern 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.-104.363242.53491493Slopes of the buttes. Phenology: flowering & fruiting.RMRM606746 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray17207B. E. Nelson Jan Pollet1989719200U.S.A.WyomingPlatte[location and coordinates withheld]1667Rolling plains with scattered granitic outcrops. Phenology: flowering.RMRM606747 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray17283B. E. Nelson Jan Pollet1989719200U.S.A.WyomingPlatte[location and coordinates withheld]1463Bench above river. Phenology: flowering.RMRM317426 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2336B. E. Nelson1978925268U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 3 air mi W of La Grange, ca 30 air mi S of Torrington on Wyo Hwy 151, along Bear Creek.-104.221441.63881402In bottomland with Gutierrezia and Ambrosia. Frequent. Phenology: flowering & fruiting.RMRM317423 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2429B. E. Nelson1978927270U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 7 air mi NE of Lingle, ca 11 air mi NNW of Torrington, ca 2 mi E of U.S. Hwy 85 on Kettle Rock Road along Rawhide Creek.-104.259742.2181341On bottomland-upland slopes with Artemisia cana. Common. Phenology: fruiting.RMRM317424 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2454B. E. Nelson1978927270U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 5.5 air mi WSW of Jay Em, ca 30.5 air mi NW of Torrington, at Muskrat Creek, just S of Ft. Laramie Road.-104.477442.44731448Abundant in upland with Haplopappus. Abundant.RMRM317425 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2531B. E. Nelson1978928271U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: Hawk Springs Reservoir, ca 6.5 air mi SE of Hawk Springs; ca 25 air mi S of Torrington.-104.193541.71131356In upland with Heterotheca and Haplopappus. Frequent. Phenology: fruiting.RMRM296992 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray737B. E. Nelson1973716197U.S.A.WyomingAlbanyMedicine Bow Mountains: 23 1/4 mi W of Laramie, 1.9 mi S of Wyo Hwy 130, NE of Sheep Mountain.-106.00541.26832286Abundant in sandy fin granitic gravel with Hetherotheca and grass. Phenology: flowering.RMRM525088 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11806Keith H. Dueholm198182214U.S.A.WyomingPlatteHartville Uplift: Patten Creek, ca 16 air mi SSE of Glendo.-104.740842.44281585Margins of deep pools in creek, wet sedge meadows, cutbanks, ponderosa pine slopes, little bluestem grassland on hilltops and slopes, silver sage grassland above creek; with silver sage. Phenology: flowering.RMRM327828 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3320Keith H. Dueholm Mary Alice Sanguinetti197875186U.S.A.WyomingConverse[location and coordinates withheld]1554Plains, sandstone outcrops, and hard sand along pipeline route; plains. Phenology: buds.RMRM332359 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8780Keith H. Dueholm197989221U.S.A.WyomingConversePowder River Basin: Monkey Hill, ca 1 air mi NE of Glenrock.-105.856942.87471585Sandstone ridge, roadcut through hills, highway right-of-way; ridge. Phenology: flowering.RMRM606748 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray27233B. E. Nelson1993723204U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: W of Deer Creek or County Road 19, ca 2.5 air mi S of the North Platte River; ca 3.3 air mi SW of Glenrock.-105.916742.828916031621Cobblestone slopes, flats, and low rims. Phenology: flowering.RMRM606749 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray27487B. E. Nelson1993726207U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Hartville Uplift: along Patten Creek ca 0.5 mi W of Wyo Hwy 270 on Patten Creek or County Road 208, ca 16 air mi ESE of Glendo; ca 12.3 air mi N of Guernsey.-104.740842.442815301536Stony soil in grassland. Phenology: flowering.RMRM606751 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28071B. E. Nelson199382214U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Hartville Uplift: between Whalen Canyon or County Road 202 and the head of Sparks Canyon, ca 1.5-2.2 air mi ESE of Hartville; ca 4.5 air mi NE of Guernsey.-104.684442.328114321509Sandy grassland. Phenology: flowering.RMRM606752 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28248B. E. Nelson199383215U.S.A.WyomingGoshenSouthern 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.-104.201342.142213071326Rolling sandy plains of sand sage-grassland. Phenology: flowering.RMRM606753 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28285B. E. Nelson199383215U.S.A.WyomingGoshen[location and coordinates withheld]13351390Sandy clay weedy grassland plains. Phenology: flowering.RMRM606754 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28354B. E. Nelson199385217U.S.A.WyomingGoshenSouthern 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.-104.402141.722515121548Rolling plains of sand sage-grassland. Phenology: flowering.RMRM606755 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28552B. E. Nelson1993817229U.S.A.WyomingLaramieSouthern 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.-104.7451941.6337816461670Sandy slopes and plains above the creek. Phenology: flowering.RMRM606756 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28643B. E. Nelson1993817229U.S.A.WyomingGoshenSouthern 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.-104.618641.616615731579Sandy flats between the creeks and bluffs. Phenology: flowering.RMRM606757 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28731B. E. Nelson1993818230U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Goshen Hole: NE of Glomill Reservoir off County Road 125, ca 12 air mi W of Yoder; ca 21 air mi SW of Torrington.-104.527941.913651390Steep, rubble-strewn slope sandstone hogback. Phenology: flowering.RMRM606758 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28790B. E. Nelson1993818230U.S.A.WyomingGoshen[location and coordinates withheld]13901414Sandy slopes with scattered small cobblestones and conglomerate outcrops. Phenology: flowering.RMRM606759 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray28812B. E. Nelson1993822234U.S.A.WyomingConverse[location and coordinates withheld]15941612Fence row, road cut, and adjacent sandy sagebrush-grassland. Phenology: flowering.RMRM606760 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray29125B. E. Nelson1993824236U.S.A.WyomingNatronaSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Poison Spider Creek on Poison Spider or County Road 201 between Emigrant Gap Ridge and Oil Mountain, ca 18.5 air mi W of Casper.-106.683942.828616761695Sagebrush-greasewood-rabbitbrush flats along the stream. Phenology: flowering.RMRM606761 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray29593B. E. Nelson1993831243U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Goshen Hole: along the North Platte River on London Flats, ca 2.2 air mi S of Lingle, ca 9.5 air mi WNW of Torrington.-104.356642.10721262Sandy grassland. Phenology: flowering.RMRM606762 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray29705B. E. Nelson1993923266U.S.A.WyomingLaramie[location and coordinates withheld]14811512Sandy mixed grass slopes. Phenology: flowering & fruiting.RMRM606785 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray29732B. E. Nelson1993923266U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek and adjacent plains W of County Road 191, ca 4 air mi S of La Grange; ca 34 air mi S of Torrington.-104.140841.570814201457Gullies and steep slopes along the creek. Phenology: flowering & fruiting.RMRM606786 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray29870B. E. Nelson1993927270U.S.A.WyomingGoshenSouthern 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.-104.493142.264913651378Mixed grass plains with low sandstone outcrops. Phenology: flowering & fruiting.RMRM705575 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray32875B. E. Nelson1994715196U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Highland Loop or County Road 32, ca 2.3 air mi NW of Lightning Creek, ca 13.3 air mi SSW of Bill; ca 20 air mi N of Douglas.-105.326543.052215331542Sandy area near sandstone knolls. Phenology: flowering.RMRM705574 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray33148B. E. Nelson1994720201U.S.A.WyomingGoshenSouthern 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.-104.61442.183213231329Roadside and adjacent roadcut. Phenology: flowering.RMRM705573 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray33190B. E. Nelson1994729210U.S.A.WyomingGoshenSouthern 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.-104.19142.253413961420Siltstone road cut and adjacent slopes. Phenology: flowering.RMRM705572 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray33259B. E. Nelson1994729210U.S.A.WyomingGoshenSouthern 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.-104.191842.309414541481Rolling sandy plains dominated by blue gramma. Phenology: flowering.RMRM705571 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray33316B. E. Nelson Timothy W. Chumley and Robbin Romberg199482214U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek ca 0.5 mi below the mouth of Spring Run, ca 17.3 air mi W of LaGrange; ca 33 air mi SSW of Torrington.-104.4941.62731515Sandy-silt slope. Phenology: flowering.RMRM705566 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray34105B. E. Nelson1994818230U.S.A.WyomingGoshenSouthern 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.-104.435541.575415791591Sandy grassland. Phenology: flowering.RMRM705565 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray34147B. E. Nelson1994821233U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Ross or County Road 31 between Dry Fork Cheyenne River and Cheyenne River Draw and along Cheyenne River Draw, ca 36 air mi NNW of Douglas.-105.689543.221815731588Sandy rolling sagebrush-grassland. Phenology: flowering & fruiting.RMRM705563 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray34322B. E. Nelson Tim Chumley1994823235U.S.A.WyomingGoshenSouthern 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.-104.261942.214112921295Mixed grass plains above the creek. Phenology: flowering.RMRM705562 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray34494B. E. Nelson1994824236U.S.A.WyomingNiobraraSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Muddy Creek off Spanish Diggings or County Road 34 ca 3 air mi E of Converse County, ca 13.8 air mi SW of Manville, ca 20.5 air mi WSW of Lusk.-104.830642.655714871506At the base and on the slopes of silty bluffs along the creek. Phenology: flowering & fruiting.RMRM705561 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray34614B. E. Nelson David Reilly1994830242U.S.A.WyomingGoshenSouthern 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.-104.573142.221313291359Sandy plains of sand sage-grassland. Phenology: flowering & fruiting.RMRM606788 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray40535Ronald L. Hartman1993711192U.S.A.WyomingAlbanySouthern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34, ca 1.5 air mi W of Platte County.-105.301441.793117681798Sandstone/metamorphic outcrops. Phenology: flowering.RMRM606763 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray40647Ronald L. Hartman1993711192U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34 and I-25 interchange, ca 7 mi S of Wheatland.-104.951741.96751493Sandy slopes and stream bottom. Phenology: flowering.RMRM606764 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray41135Ronald L. Hartman1993713194U.S.A.WyomingLaramieSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: north end of Cheyenne at Wyo Hwy 211 and I-25 interchange.-104.836941.22531920Plains and roadside. Phenology: flowering.RMRM606765 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray41365Ronald L. Hartman1993713194U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 12 air mi SW of Wheatland.-105.164741.99691554Stream side. Phenology: flowering.RMRM705560 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray123Timothy W. Chumley1994816228U.S.A.WyomingLaramieSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Lodgepole Creek on both sides of County Road 148, 5 air mi N of I-80, ca 23.4 air mi ENE of Cheyenne; ca 2 1/2 air mi N of Burns.-104.369141.23181658Flats above the creek. Phenology: flowering & fruiting.RMRM705559 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray203Timothy W. Chumley1994818230U.S.A.WyomingLaramieSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along the bed of Crow Creek from County Road 203 ca 1.5 mi downstream, ca 1 air mi SW of Carpenter; ca 23.6 air mi ESE of Cheyenne.-104.377441.033516431646Dry sandy-gravelly creek bed and dry slopes and flats above the creek bed. Phenology: flowering & fruiting.RMRM705558 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray407Timothy W. Chumley1994825237U.S.A.WyomingLaramieLaramie Mountains: along South Fork Bear Creek E from Bristol Ridge or County Road 237, ca 27 air mi NNW of Cheyenne.-105.115441.511718841902Dry flats above the creek. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray2018Bernadette Kuhn Joe Rankin.200774185U.S.A.ColoradoOteroComanche National Grassland: Timpas Cementary, ca 17 air mi SW of La Junta.-103.767937.80781371Rocky upland, shortgrass prairie with Stipa comata and Elymus smithii. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3408Bernadette Kuhn Joe Rankin2007811223U.S.A.ColoradoOteroComanche National Grassland: near Rock Waterhole at Withers Canyon Road, ca 23 air mi S of La Junta.-103.606237.6621395Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3475Bernadette Kuhn Joe Rankin2007812224U.S.A.ColoradoOteroComanche National Grassland: N of Lower Sheep Canyon, ca 26 air mi SW of La Junta.-103.839937.69151505Rocky uplands near canyon. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray3557Bernadette Kuhn Joe Rankin2007814226U.S.A.ColoradoLas AnimasComanche National Grassland: Bravo Canyon, ca 30 air mi S of La Junta.-103.668937.56891396Sandstone canyon with Ptelea, Cercocarpus, and Gutterizia. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11795Brian Elliott2003920263U.S.A.ColoradoOteroComanche National Grassland: Vogal Canyon area, ca 14-15 air mi S of La Junta, ca 3 air mi W of Higbee.-103.513337.76491326Dry, rocky sandstone hills, open juniper woodland. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11705bBrian Elliott2003920263U.S.A.ColoradoOteroComanche National Grassland: Colo Hwy 109 ca 5 mi S of La Junta at the entrance sign to Comanche National Grassland.-103.533137.90971320Roadside and shortgrass prairie with grama grass and annual sunflower; soils grayish and limestone derived. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray7769Bernadette Kuhn Don Hazlett2008913257U.S.A.ColoradoLas Animas[location and coordinates withheld]1597Dakota sandstone canyon dotted with Juniperus monosperma. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray5641Brian Elliott1998819231U.S.A.ColoradoFremont[location and coordinates withheld]1722Roadside and prairie. Phenology: flowering.RMRM927672 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8652Laura E. Lukas Bonnie Heidel, Richard McNeill, Benjamin S. Legler2008831244U.S.A.WyomingAlbanyLaramie Plains: just E of Sheep Mountain, ca 2 air mi N of Lake Hattie, ca 9 air mi ESE of Centennial.-105.986541.259822502256Dry plains and sagebrush hills. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray45Charity Hall Brian Jacobs and Alex Morgan199865156U.S.A.ColoradoFremontWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 3.9 road mi S on Oak Creek Grade Road from Canon City; from ca 0.5-2.5 trail mi past Tanner Trailhead, on and around the trail.-105.243238.368819202560Dominant species: pinyon pine, mountain mahogany, and oak; ponderosa and blue spruce at higher elevations; mainly granite outcrops, soil sandy to gravelly in texture. Phenology: buds.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray63672Ronald L. Hartman1998817229U.S.A.ColoradoLas AnimasWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: I-25 frontage road to Chicosa Canyon, SE of Hoehne exchange.-104.511837.28741859Roadside. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray63714Ronald L. Hartman1998819231U.S.A.ColoradoFremontWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: McCoy Gulch, ca 3.2 air mi S of Cotopaxi.-105.66638.32072240Oak-pinyon-juniper woodland and openings. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray63896Ronald L. Hartman1998820232U.S.A.ColoradoSaguacheWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: North Rock Creek, ca 2.5 road mi E of Alder.-105.999938.362226822743Oak woodlands intermixed with grassy slopes. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray6696Amy J. Roderick1998718199U.S.A.WyomingNatrona[location and coordinates withheld]1829Sagebrush-grassland. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray6472Brian Elliott Elizabeth Mark199963154U.S.A.ColoradoFremontWet 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.-105.300438.49741920Pinyon-juniper. Phenology: buds.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray6507Brian Elliott Elizabeth Mark199966157U.S.A.ColoradoHuerfano[location and coordinates withheld]1935Pinyon-juniper/grassland transition. Phenology: buds.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8149Brian Elliott Elizabeth Mark199973184U.S.A.ColoradoFremontWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Arkansas River Valley, ca 1.5 mi W of Parkdale on the south side of U.S. Hwy 50.-105.411738.48321890Steep rocky hills with pinyon-juniper-Quercus woodlands. Phenology: buds.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8413Brian Elliott Elizabeth Mark199977188U.S.A.ColoradoHuerfanoWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: ca 9 air mi S of Gardener on County Road 530.-105.111837.65312317Roadside. Phenology: buds.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray65225Ronald L. Hartman1999728209U.S.A.ColoradoHuerfanoWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: County Road 330, 1.5 road mi S of Walsenburg (where road and railroad parallel).-104.984237.59481890Railroad right-of-way. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray65437Ronald L. Hartman1999731212U.S.A.ColoradoFremontWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: U.S. Hwy 50, 2.5 air mi NW of Howard.-105.871238.474220422347Pinyon-juniper with rock outcrops. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray65680Ronald L. Hartman199981213U.S.A.ColoradoFremontWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 67, 5.5 air mi S of Florence.-105.114238.3111707Grassland with some pinyon pine and juniper. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray65689Ronald L. Hartman199981213U.S.A.ColoradoFremontWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 67, 5.5 air mi S of Florence.-105.114238.3111707Grassland with some pinyon pine and juniper. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray65720Ronald L. Hartman199983215U.S.A.ColoradoSaguacheWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: County Road NN56, 3 air mi NW of Villa Grove.-105.981338.279324842500Open grassland and roadside. Phenology: flowering.RMRM914605 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray10768Robert D. Dorn2013728209U.S.A.WyomingGoshenCa 4 mi. NE of Lingle.-104.27833342.1733331310Sandy grassland, with Tradescantia and Ambrosia. Flowers white. Phenology: flowering.RMRM914535 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray10870Robert D. Dorn2013814226U.S.A.WyomingGoshenCa 18 mi WSW of Torrington.-104.52666741.9883331310Sandy bank, with Gutierrezia and Psoralidium. Flowers white. Phenology: flowering.RMRM921424 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray11454Robert D. Dorn2014728209U.S.A.WyomingPlatteCa 18 mi NW of Wheatland.-105.19833342.2633331646Grassland, with Liatris and Heterotheca. Flower white. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray7674Amy J. Roderick Kevin J. Taylor199886218U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Ferris Mountains: Miners Canyon on northeastern side of range, ca 16 air mi N of Independence Rock.-107.123842.267419512012Along creek; chokecherry, hawthorn, willow, boxelder, and sagebrush common. Phenology: flowering & fruiting.RMRM957737 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray395Nancy E. Hastings P. Block200776187U.S.A.WyomingPlatteCamp Guernsey; Cundall Ranch parcel; west end of transect ca 1.5 km due W of North Platte River, ca 2.8 km NW of Wendover Bend Ranch.1415Level to rolling; mixed grass shrubland in wash; silty loam; with Artemisia cana, A. frigida, Bromus tectorum, B. japonicus, Hesperostipa comata, Elymus smithii, Koeleria macrantha, Bouteloua gracilis. Scattered; shrub; 3 dm tall. Phenology: flowering & fruiting.RMRM957738 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray419Nancy E. Hastings2007827239U.S.A.WyomingPlatteCamp Guernsey: Cundall Ranch parcel; north end of transect ca 475 m due W of North Platte River, ca 1.1 km WNW of Wendover Bend Ranch.1372Level to south and west- facing slopes; mixed grass prairie; silty loam with rocks; with Hesperostipa comata, Bouteloua gracilis, B. curtipendula, Artemisia frigida, A. cana, Bromus japonicus, Carex filifolia, Linum rigidum. Scattered; erect, shrub; 2 dm tall; corolla white. Phenology: flowering & fruiting.RMRM981618 Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4722Bonnie Heidel201877188U.S.A.WyomingAlbanyWest slope Laramie Range: on Spring Creek, ca 1.3 mi NE of U.S. Hwy 30, ca 3 air mi E of downtown Laramie.-105.536741.31812240Above creek, gravelly soil; with Ribes cereum, Elymus spicatus, Eremogone hookeri. Phenology: flowering & fruiting.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8171Amy J. Roderick1998813225U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Miracle Mile on North Platte River, ca 1.5 air mi NNE of Kortes Dam.-106.870742.19521829Sandy sagebrush-grasslands; yucca also common. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8430Amy J. Roderick1998818230U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Castle Basin E of Buzzard or County Road 497, ca 19.4 air mi E of Three Forks Junction.-107.065442.368619201948Sagebrush-grassland; red sandy soil. Phenology: flowering.RMRM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray8469Amy J. Roderick1998818230U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: Steamboat Lake S of Wyo Hwy 220, ca 19 air mi W of Alcova townsite.-107.081642.540317981814Sandy basin of sagebrush, rabbitbrush, and grasses. Phenology: flowering.RM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4658Timothy W. Chumley1996715197U.S.A.ColoradoPuebloEast-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.-104.597938.513116151646In cholla grassland. Phenology: buds.RM Eriogonum microthecum var. effusumphysical specimenPolygonaceaeEriogonummicrothecumvar. effusum(Nutt.) Torr. and A. Gray4727Timothy W. Chumley1996717199U.S.A.ColoradoJeffersonEast-central Colorado: Mosquito Range to Plains: Platte Canyon: along the South Platte River and adjacent canyons and ridges ca 4.7 air mi NE of town of South Platte.-105.138539.468317072103Steep, rocky slopes above the river with sandy soils in mountain mahogany and Gambel's oak. Phenology: flowering.36003,1,0true