: 1.21 $2024-03-29T09:12:50-7:0018.208.197.243searchRMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.3126Peter J. Ebertowski2002816228U.S.A.WyomingWeston[location and coordinates withheld]11851198Sandy bowl with large sandstone outcrops. Phenology: flowering.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.3342Peter J. Ebertowski2002820232U.S.A.WyomingCampbellThunder 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.-105.217844.790811401207Little bluestem and yucca. Phenology: flowering.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.3646Peter J. Ebertowski200291244U.S.A.WyomingWestonThunder 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.-104.930343.657613231350Sandy knolls and bowls; yucca, sandreed and sand bluestem. Phenology: flowering.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.6897Peter J. Ebertowski2003718199U.S.A.WyomingNiobraraThunder 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.-104.404943.330212071237Grassland, Calamovilfa longifolia, and Carex filifolia both abundant. Phenology: flowering.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.7570Peter J. Ebertowski200382214U.S.A.WyomingCampbellThunder 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.-105.197544.73212131265Slope of broken rock and sandy soil, with yucca and little bluestem. Phenology: flowering & fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.8544Peter J. Ebertowski2003823235U.S.A.WyomingWestonThunder 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.-104.511443.770912621304Sandy hills with rock outcrops, yucca and prairie sandreed abundant. Phenology: flowering & fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.8662Peter J. Ebertowski2003825237U.S.A.WyomingCampbellThunder 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.-105.23844.658611761207Grassland, little bluestem and prairie sandreed abundant. Phenology: fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.69710B. E. Nelson James F. Fowler2006823235U.S.A.ArizonaCoconinoCoconino National Forest: along Forest Road 545 in Kana a Wash, ca 1.5 air mi E of Sunset Crater Volcano National Monunment, ca 16 air mi NE of Flagstaff.-111.458835.374819932000Open ponderosa pine woods on cinders among lava flows. Phenology: flowering.RM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.9236Donald L. Hazlett Eric Hazlett1995824236U.S.A.WyomingLaramieSoutheastern Plains: along Horse Creek.16001650Riparian. Phenology: flowering & fruiting.RMRM337085 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.12746B. F. Harrison195788220U.S.A.ArizonaCoconinoGlen Canyon dam site.-111.481736.93781128Crevices of sandstone slickrock. Phenology: fruiting.RMRM58631 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.s.n.E. O. Wooton190586218U.S.A.New MexicoOteroSacramento Mountains.Phenology: fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4494Grace M. Kostel200486219U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 6-6.5 air mi NW of Crawford, Little Cottonwood Creek.-103.50116742.7573331158In creek of actively flowing water.. Phenology: flowering & fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.9354Grace M. Kostel200585217U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: ca 9.5 air mi NW of Edgemont.-103.98376743.375951135In rolling grassland with sandy soils. Phenology: flowering.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.9445Grace M. Kostel200586218U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 28 air mi NW of Crawford and just NW near base of Eagles Eye Rock.-103.61986742.8171831371In sandy soil at base of ridge. Phenology: flowering.RMUSFS414366 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.1G. L. Beckwith1921831243U.S.A.New MexicoBernalilloCibola (Manzano) National Forest: Cedro Ranger Station pasture.-106.384635.073791920Scattered in rocky, gravel soils of rolling north slope. Phenology: fruiting.RMRM99770 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.286Herbert C. Hanson1922830242U.S.A.ArizonaCoconinoFlagstaff.-111.651235.197492378In yellow pines. Phenology: fruiting.RMUSFS414365 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.221James T. Jardine Robert R. Hill1911826238U.S.A.ArizonaCoconinoCoconino National Forest.-111.68335.08932073Coconino/Yavapai Counties. Phenology: fruiting.RMUSFS414364 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.C-5M. W. Talbot19211013286U.S.A.ArizonaCoconino2 mi NW of Turkey Tanks.-111.414435.25131981Scattered in deep volcanic soils on 10 deg northeast slope. Coconino/Yavapai Counties. Phenology: fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.1985Rachel Newton2005714195U.S.A.WyomingGoshenWetlands and Adjacent Areas: Sandy Beach, Guernsey Reservoir, ca 5 air mi NW of Guernsey.-104.805342.30821349Sandy beach and uplands. Phenology: flowering.RMRM195030 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.3317C. L. Porter194384216U.S.A.WyomingPlatte5 mi N of Wheatland.-104.936542.1295Dry gravelly roadsides. Infrequent; forming large clumps. Phenology: flowering.RMRM207408 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4341C. L. Porter194784216U.S.A.WyomingPlatteCa 7 mi N of Wheatland.-104.949342.15611463Dry prairie. Phenology: fruiting.RMRM237070 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.6411C. L. Porter1953818230U.S.A.WyomingGoshenHorse Creek, near Hawk Springs Reservoir.-104.220941.70951402Roadside ditches. Phenology: flowering.RMRM812135 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.10145Brian Reif200487220U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: 0.5 air mi S of Pablo Creek at forest boundary, 12 air mi WSW of Las Vegas.-105.404735.53392134Gentle north-facing ponderosa pine slope with scattered Gambels oak and grass below. Phenology: flowering & fruiting.RMUSFS414363 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.E-73Robert B. Ewing1923730211U.S.A.New MexicoSoccorroLincoln National Forest: N of Lookout Peak.3353Clay soils on both south and north slope. Phenology: fruiting.RMRM37267 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.8570Aven Nelson190185217U.S.A.WyomingPlatteWheatland.Dry slopes. Phenology: flowering & fruiting.RMRM354050 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.366Gregory P. Hallsten198289221U.S.A.WyomingLaramieU.S. Hwy 85 S of Meriden.-104.339641.45831631Sandy roadside. Phenology: flowering.RMRM354048 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.367Gregory P. Hallsten198289221U.S.A.WyomingLaramieU.S. Hwy 85 S of Meriden.-104.339641.45831631Sandy roadside. Phenology: flowering & fruiting.RMRM354051 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.368Gregory P. Hallsten198289221U.S.A.WyomingLaramieU.S. Hwy 85 S of Meriden.-104.339641.45831631Sandy roadside. Phenology: flowering.RMRM366201 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.149Lisa Brown1981829241U.S.A.WyomingPlatteCa 0.3 road mi E of roadsign to Register Cliff, Old Oregon Trail near Guernsey.-104.683842.24161339Ponderosa pine-juniper-grass community predominantly roadside and in hillside drainage area. Phenology: fruiting.RMRM366203 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.163Lisa Brown1981829241U.S.A.WyomingPlatteCa 7 1/4 road mi W of Meadowdale on road to Glendo State Park; ca 4 air mi W of Cedar Top; 1 air mi S of Willow Creek.-104.843242.54571615Stabilized sand dunes with Yucca, Oryzopsis and Artemisia. Phenology: fruiting.RMRM366206 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.177Lisa Brown1981829241U.S.A.WyomingGoshenCa 2 road mi E of Goshen Rim on Wyo Hwy 313, ca 1/4 mi ENE of Lone Tree Creek-104.383141.7407Phenology: fruiting.RMRM366214 Andropogon hallii Andropogon gerardiiphysical specimenPoaceaeAndropogonhalliiHack.192Lisa Brown1982105278U.S.A.WyomingAlbanyCa 25 air mi NNW of Laramie on U.S. Hwy 30.2164Roadside. Phenology: fruiting.RMRM726817 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.575Patricia P. Douglas R. M. Smith, N. E. Hastings1995825237U.S.A.WyomingPlatteCamp Guernsey: 1.4 km N of U.S. Hwy 26, 2.9 km W of Wyo Hwy 270.1353Sagebrush grassland on rolling to slightly sloping silty loam with Artemisia filifolia, Helianthus annuus, Yucca glauca, Andropogon, Calamovilfa, and Eriogonum spp. Phenology: flowering & fruiting.RMRM370735 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4487Robert D. Dorn1986821233U.S.A.WyomingNiobraraHat Creek Breaks.-104.130542.87751402Sandy roadside, with Helianthus, Cenchrus. Phenology: fruiting.RMRM613057 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.7151Robert D. Dorn199693247U.S.A.WyomingConverseCa 7 mi E of Glenrock.1524Sandy bank with Calamovilfa, Artemisia cana. Phenology: fruiting.RMRM682006 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.790Steve Kettler1991827239U.S.A.WyomingPlatteSoutheast Plains: Little Cottonwood Draw, ca 5 air mi E of the Laramie Power Station SE of the Greyrocks Road.-104.763842.11151384South-facing rocky slope. Phenology: fruiting.RMRM200520 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.s.n.Walter Gieseke1945818230U.S.A.WyomingGoshenNear Torrington.Phenology: fruiting.RMRM745871 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.555Dina Clark1994916259U.S.A.ColoradoLas AnimasMesa de Maya Region.1542Mixed grass prairie with Sorghastrum avanaceum in sandy soil. Phenology: fruiting.RMRM105117 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.164Earl L. Johnston192581213U.S.A.ColoradoWeldGrover.Dry plains. Phenology: fruiting.RMRM132831 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.12431Francis Ramaley193085217U.S.A.New MexicoWeldRoggan.Sand hill. Phenology: fruiting.RMRM23545 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.A 206Francis Ramaley1900101274U.S.A.ColoradoBoulderNear Boulder.Phenology: fruiting.RMUSFS414362 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.48Frank E. Andrews1913825237U.S.A.New MexicoRio ArribaSanta Fe National Forest.-106.624136.09612317Along creek on north slope in sandy loam. Phenology: fruiting.RMRM158891 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.1248George E. Osterhout1896812225U.S.A.ColoradoLoganSterling.Phenology: fruiting.RMUSFS414367 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.48Hugh O. Cassidy1921831243U.S.A.New MexicoRio ArribaCarson National Forest: Madrid Ranch.2439Rare on south slope in sandy loam. Phenology: fruiting.RMRM190129 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.383R. B. Livingston1940717199U.S.A.ColoradoEl Paso19 mi E of Colorado Springs.Phenology: fruiting.RMRM604836 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.33Van T. Harris1960811224U.S.A.ColoradoLincoln8 mi SW of Aroya.1402Sand-sage type. Phenology: fruiting.RMRM755065 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.3562W. W. Ward1936827240U.S.A.ColoradoLincolnSand Hills: 10 mi S of Hugo.Phenology: fruiting.RMRM605353 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.11512B. E. Nelson198499253U.S.A.WyomingLaramie[location and coordinates withheld]1585Sandy slopes below rough breaks. Phenology: flowering & fruiting.RMRM605354 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.11515B. E. Nelson198499253U.S.A.WyomingLaramie[location and coordinates withheld]1585Sandy slopes below rough breaks. Phenology: fruiting.RMRM605355 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.11602B. E. Nelson1984910254U.S.A.WyomingNiobraraSouthern 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.-104.129142.86881432Sandy slopes and flats in rough breaks. Phenology: fruiting.RMRM317881 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.2568B. E. Nelson1978929272U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: ca 0.5 mi N of U.S. Hwy 26, back of UW Experimental Farm along North Platte Ditch, ca 2.3 air mi NW of Torrington, ca 7.3 air mi SE of Lingle.-104.220142.08781250In upland grassland with Artemisia frigida and Panicum. Occasional. Phenology: flowering & fruiting.RMRM317949 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.2569B. E. Nelson1978929272U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: ca 0.5 mi N of U.S. Hwy 26, back of UW Experimental Farm along North Platte Ditch, ca 2.3 air mi NW of Torrington, ca 7.3 air mi SE of Lingle.-104.220142.08781250In upland grassland with Artemisia frigida and Panicum. Common. Phenology: flowering & fruiting.RMRM320771 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.6117Keith H. Dueholm1978825237U.S.A.WyomingCampbellPowder River Basin: Dry Trail Creek, along Trail Creek Road, 3.8 road mi E of Wyo Hwy 59.-105.279444.975561097Sandy cuts in plains, small stream and draw; cuts. Phenology: flowering & fruiting.RMRM605356 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.27067B. E. Nelson1993718199U.S.A.WyomingLaramie[location and coordinates withheld]14811518On stabilized sand dunes. Phenology: flowering.RMRM605357 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.27260B. E. Nelson1993723204U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: just W of 55 Ranch or County Road 23 and just NW of Rolling Hills, ca 4.2 air mi N of Glenrock; ca 3.5 air mi N of the North Platte River.-105.856942.917516701682Sand dunes with active and stabilized areas and blowouts. Phenology: flowering.RMRM605358 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.27387B. E. Nelson1993726207U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Hartville Uplift: just N of Glendo Dam on Glendo Park Road, ca 4.2 air mi ESE of Glendo; ca 18.3 air mi NW of Guernsey.-104.957542.484714631493Ponderosa pine woodland with small grassland or sandstone pavement clearings. Phenology: flowering.RMRM605359 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.28233B. 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.-104.201342.142213071326Stabilized sand dunes. Phenology: flowering & fruiting.RMRM605360 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.28385B. 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.-104.402141.722515121548Sandy area on and among sandstone outcrops. Phenology: flowering & fruiting.RMRM605361 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.28563B. 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 & fruiting.RMRM605362 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.28628B. 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 & fruiting.RMRM605363 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.29435B. E. Nelson1993829241U.S.A.WyomingNiobraraSouthern 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.-104.129142.87713841439Sandy slopes with sandstone outcrops and scattered ponderosa pine. Phenology: flowering & fruiting.RMRM605364 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.29547B. E. Nelson1993831243U.S.A.WyomingGoshenSouthern 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.-104.529642.196512861292Sandy upland and steep slopes along the river. Phenology: flowering & fruiting.RMRM605365 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.29735B. 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: fruiting.RMRM705958 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.33222B. 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.-104.19142.253413961420Roadside furrow and adjacent sandy grassland. Phenology: flowering & fruiting.RMRM705957 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.33245B. 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.-104.191842.309414541481Small siltstone "butte" on rolling plains. Phenology: flowering & fruiting.RMRM705956 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.33638B. E. Nelson199488220U.S.A.WyomingGoshenSouthern 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.-104.547242.198812921298Dry, sandy areas in the river bottom. Phenology: flowering & fruiting.RMRM705955 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.34044B. E. Nelson1994818230U.S.A.WyomingLaramieSouthern 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.-104.4572641.4412116921746Sandy roadcut through a sort sandstone rim. Phenology: flowering & fruiting.RMRM705954 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.34123B. 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.-104.435541.575415791591Among and below siltstone-sandstone outcrop. Phenology: flowering & fruiting.RMRM705953 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.34447B. E. Nelson1994824236U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along U.S. Hwy 85, ca 5.8 air mi S of Jay Em, ca 16.5 air mi N of Lingle.-104.345742.37381454Highway right-of-way. Phenology: flowering & fruiting.RMRM37268 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.8462Aven Nelson1901721202U.S.A.WyomingWestonSalt Creek Valley.-104.149943.852612951600Phenology: flowering.RMRM320770 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4831Keith H. Dueholm1978724205U.S.A.WyomingWeston[location and coordinates withheld]1371Highway right-of-way, sandy plains; plains. Phenology: fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.7053Bernadette Kuhn2008723205U.S.A.ColoradoBacaComanche National Grassland: ca 5 air mi E of Utleyville; ca 20 air mi WSW of Springfield.-102.941137.27691514Sandsage prairie with large stands of Sporobolus and Andropogon gerardii. Phenology: flowering & fruiting.RMRM Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.5738Brian Elliott1998821233U.S.A.ColoradoLas AnimasWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 389 S of Branson at the New Mexico state line.-103.876937.01071981Quercus. Phenology: flowering & fruiting.RMRM366209 Andropogon hallii Andropogon gerardiiphysical specimenPoaceaeAndropogonhalliiHack.187Lisa Brown198282214U.S.A.NebraskaDundyCa 4.5 mi W of Arrowhead Lake, on a westbound road junctioning with NE Hwy 61.1016Roadside in sandy soil. Phenology: flowering & fruiting.RMUSFS366210 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.1927Ralph K. Gierisch1956826239U.S.A.NebraskaCherryNebraska National Forest: near Lookout Ranger Station.Slope 5%; sandy soil; sandhills prairie; with Anna, Ertr, Spcr, Bogr. Common. Phenology: flowering & fruiting.RMRM366213 Andropogon hallii Andropogon gerardiiphysical specimenPoaceaeAndropogonhalliiHack.191Lisa Brown1982822234U.S.A.NebraskaKeithCa 5.3 road mi E of Big Spring Junction on NE Hwy 30, ca 1 air mi N of the South Platte River.1023Roadside extending from sown, grazed hills. Phenology: flowering & fruiting.RMRM297067 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.5388John R. Reeder Charlotte G. Reeder197181213U.S.A.NebraskaSioux5 mi E of Harrison.1463Fairly well stabilized sand hills. Common. Phenology: flowering & fruiting.RMRM201742 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.7435Harry Hapeman193085217U.S.A.NebraskaKearneyMinden.Phenology: flowering & fruiting.RMRM275369 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.177Elray S. Nixon1964718200U.S.A.NebraskaSheridanMetcalf Public Hunting Grounds, 13 mi N of Hay Springs.1006South facing slope in open ridge and Pinus ponderosa forest. Phenology: flowering & fruiting.RMRM264697 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.8753C. L. Porter Marjorie W. Porter1961711192U.S.A.NebraskaScotts BluffWildcat Hills: 8 mi S of Scottsbluff.1310Open ponderosa pine forest; sandy soil. Locally common. Phenology: flowering & fruiting.RMRM366199 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.137Lisa Brown1981826238U.S.A.NebraskaCherryOn U.S. Hwy 20, ca 5.4 road mi E of Sheridan County border, ca 11 road mi E of Gordon.1084South of roadside on sandy slopes at pavement edge. In distinct clones. Phenology: flowering & fruiting.RMRM69850 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.35S. S. Visher1910715196U.S.A.South DakotaHardingBoxelder Creek, northwest portion of county.Sandy area of floodplain Phenology: flowering & fruiting.RMRM158918 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.s.n.J. Lunell1911728209U.S.A.North DakotaBensonPleasant Lake.In deep gravel on a barren plain. Phenology: flowering & fruiting.RMRM35600 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.271M. A. Brannon1896728210U.S.A.North DakotaJunction.Phenology: flowering & fruiting.RMRM154170 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.s.nO. A. Stevens193598251U.S.A.North DakotaRichlandLeonard.Sand dunes. Phenology: flowering & fruiting.RMRM243013 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.s.n.N. P. Tulen18936152U.S.A.NebraskaGrant3 mi NE of WhitmanSand hills. Phenology: flowering & fruiting.RMRM366204 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.175Lisa Brown1981825237U.S.A.NebraskaBannerAlong west side of Hwy 71, ca 8 mi N of Junction with 4A spur, 10 mi S of Gering and 1.5 mi S of Scottsbluff County border, ca 2 air mi NNE of Hogback Mountain.1371Roadside in sandy soil. Phenology: flowering & fruiting.RMRM366205 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.176Lisa Brown1981826238U.S.A.NebraskaCherryOn U.S. Hwy 20, ca 1.5 road mi ESE of Valentine between roadsigns and near historical marker on southside of Hwy.743Roadside and sandy slopes. Phenology: flowering & fruiting.RMRM366202 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.155Lisa Brown1981827239U.S.A.NebraskaSiouxCa 6.9 road mi N of intersection of Hwy 20 with road to Gilbert-Baker Hunting Grounds; at the hunting grounds, 0.3 mi N of the campground.1524Western sandy slope of ponderosa pine-yucca community at roadside. Phenology: flowering & fruiting.RMRM9919 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.2813Fred Clements189382214U.S.A.NebraskaHoltChelsea.Handwritten note attached by paper-clip suggests this specimen may be a hybrid. Phenology: flowering & fruiting.RMRM604221 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4191Ralph H. Imler193888220U.S.A.NebraskaCrescent Lake Refuge.3800Phenology: flowering & fruiting.RMRM304941 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.966L. M. Mayer1977822234U.S.A.MontanaBig HornDecker Quadrangle: East Decker Coal Site.10451158Gravelly soil; grassland. Phenology: flowering & fruiting.RMRM158890 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.7784George E. Osterhout193278190U.S.A.South DakotaFall RiverN of Hot Springs.Phenology: flowering & fruiting.RMRM394973 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.9263Klaus H. Lackschewitz A. A. DeGasparis1979911254U.S.A.MontanaRichlandFort Union Basin.Gravelly east slope above road; near A. gerardii, A. scoparius, many forbs. One colony. Phenology: flowering & fruiting.RMUSFS886599 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4568Hans Hallman G. Gust2009818230U.S.A.MontanaCarterCuster 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.-104.502445.817911551189Green ash and Prunus spp.-dominated draw. Phenology: flowering & fruiting.RMUSFS886600 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.7201Hans Hallman201083215U.S.A.MontanaPowder RiverCuster National Forest: Ashland Ranger District: in the vicinity of Forest Road 47842, ca 1/4 road mi from its junction with Forest Road 4784, ca 1.5 air mi S of Fifteen Mile Creek Road, ca 22 air mi SE of Ashland.-105.954945.367611251173Grass and sagebrush-dominated steppe with scattered islands of open ponderosa pine woodland. Phenology: flowering & fruiting.RMRM914374 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.10889Robert D. Dorn2013816228U.S.A.WyomingGoshenPacker Lake ca 5 mi ESE of Huntley.-104.05833341.8983331250Sandy grassland, with Artemisia filifolia and Calamovilfa. Phenology: flowering & fruiting.RMRM957611 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.452Patricia P. Douglas B. E. Nelson, Carlos A. Popolizio, Rosalie M. Smith1995821233U.S.A.WyomingPlatteCamp Guernsey: small ravine S of Warm Springs.1371Flat to moderately sloping; mixed grass shrubland; sandy silt; with Chamaesyce fendleri, Calamovilfa, Cercocarpus, Croton, and Juniperus spp. Locally common; erect, rhizomatous perennial herb; 1.3 m tall. Phenology: flowering & fruiting.RMRM958278 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.12224Robert D. Dorn2018823235U.S.A.South DakotaFall RiverCa 9 mi SSW of Hot Springs along SD Hwy 71 and Cheyenne River.-103.56333343.3051006Sandy prairie with Croton and Euphorbia. Plant 1.5m tall. Phenology: flowering & fruiting.RMRM981762 Andropogon halliiphysical specimenPoaceaeAndropogonhalliiHack.4860Bonnie Heidel201899252U.S.A.WyomingAlbanyWest slope Laramie Range: ca 0.4 mi NE of U.S. Hwy 30, ca 3.2 air mi E of downtown Laramie.-105.537341.30962277Old quarry bottom, level, gravelly silt; with Gutierrezia sarothrae, Artemisia frigida, Bromus inermis. Phenology: flowering.36003,1,0true