: 1.21 $ 2026-07-18T03:13:07-7:00 http://www.rmh.uwyo.edu//data/downloadxml.php 18.97.9.173 search

RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 58056 B. E. Nelson 2002 8 15 227 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: along Little Thunder Creek ca 1 mi below Little Thunder Reservoir, ca 8 air mi SE of Wright; ca 43 air mi S of Gillette. -105.3492 43.6859 1 1448 1463 At the edge and in the water of slow moving stream. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 3236 Peter J. Ebertowski 2002 8 19 231 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: School Creek ca 1.5 air mi S of its confluence with Little Thunder Creek, on School Creek or Forest Road 968, ca 17 air mi ESE of Wright; ca 47 air mi SSE of Gillette. -105.1896 43.6434 1 1408 1426 Reservoir basin. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 6234 Peter J. Ebertowski 2003 7 7 188 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: hills E of and draining to East Iron Creek, on four wheel drive road, ca 8 air mi ENE of Upton; ca 23 air mi NW of Newcastle. -104.4901 44.1183 1359 1408 Shoreline of reservoir. Phenology: flowering & fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 6701 Peter J. Ebertowski 2003 7 14 195 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: Belle Fourche River, on Clarkelen Road, ca 13 air mi SW of Wright; ca 45 air mi SSW of Gillette. -105.6883 43.6576 1551 1570 Retention pond shoreline. Phenology: flowering & fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 8381 Peter J. Ebertowski 2003 8 19 231 U.S.A. Wyoming Crook Thunder Basin National Grassland and Vicinity: Miller Creek, on County Road 68, ca 8 air mi N of Moorcroft; ca 28 air mi E of Gillette. -104.9532 44.3743 1268 Creek bed. Phenology: fruiting. RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 46050 Ronald L. Hartman 1994 6 21 172 U.S.A. Wyoming Carbon Great Divide Basin Area: Great Divide Basin: Willow Hill area, ca 13 air mi NW of Rawlins. -107.337222 41.965833 2103 2164 Limestone and sandstone outcrops, sandy and clay slopes with stream and pond below. Phenology: flowering & fruiting. RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 3838 Thomas Cramer 1994 8 14 226 U.S.A. Wyoming Lincoln [location and coordinates withheld] 2210 Reservoir edge, meadows, and sagebrush. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 8760 Grace M. Kostel 2005 7 17 198 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: ca 1.5 air mi due N of Scenic. -102.554483 43.800117 853 In badlands floodplain wetland, soils are black clay alkaline muck. Phenology: flowering & fruiting. RM RM 803839 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 57806 B. E. Nelson 2002 7 21 202 U.S.A. Wyoming Washakie Bighorn Basin: along Indian Creek, ca 4--5 air mi E of Big Cedar Ridge and 3--4 air mi W of the Nowood River, ca 13.5 air mi S of Ten Sleep. -107.4402 43.8394 2 1463 1493 In and at the edge of water in the reservoir. Phenology: flowering & fruiting. RM RM 253817 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 7369 C. L. Porter 1957 7 31 212 U.S.A. Wyoming Albany Ca 6 mi NE of Lookout, in Railroad Reservoir. -105.7165 41.7189 2 2134 A small lake in the rolling grassland hills; submerged in 2-3 ft of murky water [with Potamogetan pectinatus and Myriophyllum exalbeseum]. Phenology: flowering & fruiting. RM RM 615785 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 15914 Walter Fertig 1995 7 10 191 U.S.A. Wyoming Carbon Washakie Basin: pond on north side of Sand Creek Road at south end of Hangout Ridge, ca 3 3/4 mi E of Sweetwater County; ca 4 air mi N of Little Snake River; ca 10 air mi WNW of Baggs. -107.8487 41.084 1957 Clay-mud lined bank of small pond of Scirpus and Eleocharis lined by Sarcobatus vermiculatus. RM RM 704079 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 18983 Walter Fertig 1999 8 28 240 U.S.A. Wyoming Carbon Sweetwater River Plateau: North Bucklin Reservoir, on west side of Wyo Hwy 220, ca 2.5 mi NE of Three Forks and 4.5 mi SW of the Sweetwater River. -107.3959 42.3835 1878 Moist sandy openings along northeast and north bank of lake. Patches of semi-bare soil dominated by Polypogon monspeliensis, Distichlis spicata, and Potentilla anserina within openings in more densely vegetated Distichlis/Hordeum jubatum meadow. Phenology: flowering. RM USFS 411837 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 74 Roger R. Kerbs 1969 7 8 189 U.S.A. South Dakota Jackson Buffalo Gap National Grassland: Study Pond G. -101.7135 43.8946 762 Grassland stockpond; clay soil; emergent, growing in water 6 in deep. Common. Elev closer to 2500 f (+/-) (USGS 7.5') G. Bryson Phenology: flowering & fruiting. RM USFS 411836 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 79 Roger R. Kerbs 1969 8 5 217 U.S.A. South Dakota Jackson Buffalo Gap National Grassland: Study Pond C. -101.945 43.8374 786 Grassland stockpond; grows high on shoreline. Abundant. Elev closer to 2580 f (+/-) (USGS 7.5') G. Bryson Phenology: flowering & fruiting. RM RM 520936 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 241 Stephen Van Sickle 1982 8 13 225 U.S.A. South Dakota Jackson Freeman Dam. -101.153 43.892 1 676 Emergent. Frequent. Phenology: flowering. RM RM 346230 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 307 Stephen Van Sickle 1982 8 14 226 U.S.A. South Dakota Jones Stock pond. -100.713 43.8741 1 673 Stock pond shoreline. Occasional. Phenology: flowering & fruiting. RM RM 199009 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 3683 C. L. Porter 1945 7 11 192 U.S.A. Colorado Moffat Irish Lake. In alkaline mud at edge of lake. Phenology: flowering & fruiting. RM RM 132809 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 12220 Francis Ramaley 1929 7 21 202 U.S.A. Colorado Alamosa San Luis Lakes. Half submerged by lakeside. Phenology: flowering & fruiting. RM RM 395295 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 2497 Steve L. O'Kane Jr. J. Anderson 1986 7 9 190 U.S.A. Colorado Alamosa Alamosa National Wildlife Refuge: adjacent to headquarters. 2294 Frequent in ditches with Sagitaria, Typha and Potamogeton. Phenology: flowering. RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 3838 Thomas Cramer 1994 8 14 226 U.S.A. Wyoming Lincoln Southern Salt River Range and Vicinity: Lake Viva Naughton, ca 13 air mi NNW of Kemmerer. -110.656667 41.965833 2210 Reservoir edge, meadows, and sagebrush. Phenology: fruiting. RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 5736 Jean Wood 1996 7 2 184 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Lake Ellen area, ca 16 air mi WSW of Colville, 1/4 mi W of lake. -118.2704 48.4887 670 731 Wetland and woods, creek. Phenology: vegetative only. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 4899 June Haines 1985 7 18 199 U.S.A. Wyoming Fremont Wind River Basin: south side of Lake Cameahwait, ca 20 air mi ENE of Riverton. -108.2515 43.2943 2 1466 1472 Edge of lake. RM RM 384930 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 5024 June Haines 1985 7 27 208 U.S.A. Wyoming Fremont Haines Farm; ca 9 air mi W of Riverton on U.S. Hwy 26. -108.5277 43.0916 1 1639 Irrigation canal. RM RM 384932 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 5768 June Haines Georgia Haines 1985 8 24 236 U.S.A. Wyoming Fremont Wind River Basin: Haines farm, ca 9 mi W of Riverton on U.S. Hwy 26. -108.5277 43.0916 1639 Irrigation canal. RM RM 384929 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 7045 June Haines Georgia Haines 1986 8 19 231 U.S.A. Wyoming Fremont Wind River Basin: Haines farm, ca 9 mi W of Riverton on U.S. Hwy 26. -108.5277 43.0916 1 1639 Shallow water in edge of irrigation canal. RM RM 334274 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 9184 Keith H. Dueholm 1979 8 14 226 U.S.A. Wyoming Natrona Powder River Basin: ca 12 air mi SW of Midwest. -106.5158 43.3464 1 1615 Muddy margins of holding pond; margin of pond. RM RM 331314 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 10040 Ronald L. Hartman 1979 7 12 193 U.S.A. Wyoming Natrona Oil field, ca 4.2 air mi N of Waltman. -107.1936 43.1192 2 1890 Eroded shale slopes with sandstone outcrops and drainages. RM RM 599649 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 29461 B. E. Nelson 1993 8 29 241 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Indian Creek or County Road 60 ca 1.3 air mi W of Nebraska and ca 4 air mi N of Hat Creek Breaks, ca 22.3 air mi NE of Lusk; ca 18.5 air mi N of Van Tassell. -104.0799 42.9302 700 1256 1262 Around the reservoir. Phenology: fruiting. RM RM 704196 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 32924 B. E. Nelson 1994 7 17 198 U.S.A. Wyoming Natrona Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: near the head of Hemingway Draw, ca 26 air mi NNW of Casper; ca 20 air mi SW of Midwest. -106.5405 43.1933 1701 1713 On the edge of the reservoir and in adjacent mud. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 34221 B. E. Nelson 1994 8 21 233 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Antelope Creek and Ross or County Road 31, ca 31 air mi WNW of Bill; ca 50.5 air mi NNW of Douglas; ca 3.5 air mi SE of Ross. -105.828 43.4216 1560 1567 By pond in the bottom of a wash. Phenology: fruiting. RM RM 704195 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 34221 B. E. Nelson 1994 8 21 233 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Bull Gulch and Ross or County Road 31, ca 31 air mi WNW of Bill; ca 50.5 air mi NNW of Douglas; ca 3.5 air mi SE of Ross. -105.828 43.4216 1 1560 1567 By pond in the bottom of a wash. Phenology: fruiting. RM RM 599650 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 39601 Ronald L. Hartman 1993 7 1 182 U.S.A. Wyoming Platte [location and coordinates withheld] 1524 1615 Sandstone outcrops and sandy slopes; ponderosa pine and grasslands. Phenology: flowering & fruiting. RM RM 642603 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 2626 Thomas Cramer 1994 7 31 212 U.S.A. Wyoming Sublette Green River Basin: McNinch Reservoirs 1 and 2, ca 8.5 air mi NW of Big Piney. -110.2689 42.6008 1 2179 Reservoir edge, meadows, and sagebrush with outflow stream meadowed edges. Phenology: fruiting. RM RM 607867 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 3838 Thomas Cramer 1994 8 14 226 U.S.A. Wyoming Lincoln Southern Salt River Range and Vicinity: Lake Viva Naughton, ca 13 air mi NNW of Kemmerer. -110.6567 41.9583 1 2210 Reservoir edge, meadows, and sagebrush. Phenology: flowering. RM RM 370991 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 9048 Hollis Marriott 1984 8 14 227 U.S.A. Wyoming Weston [location and coordinates withheld] 1493 Reservoir in sagebrush (Artemisia tridentata) - grassland in shallow water near shore. Phenology: flowering & fruiting. RM RM 322177 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 5020 Keith H. Dueholm 1978 7 26 207 U.S.A. Wyoming Crook Powder River Basin: near Little Missouri River, ca 8 air mi NNE of New Haven. -104.80194 44.8567 1 1128 Plains, flats near river, muddy margins of large holding pond; near pond. Phenology: flowering & fruiting. RM RM 370992 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 15904 Ronald L. Hartman 1983 7 11 192 U.S.A. Wyoming Crook Black Hills: Belle Fourche River: 16 air mi NE of Alva. -104.26 44.8872 1 3200 Oak slopes and floodplains; flood plains. Phenology: flowering & fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 7214 Bernadette Kuhn 2008 7 24 206 U.S.A. Colorado Las Animas [location and coordinates withheld] 1535 At stock tank and mud puddles. Phenology: vegetative only. RM RM 840633 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 7745 Ben Legler 2007 8 16 228 U.S.A. New Mexico Colfax Vermejo Park Ranch: southeast shore of French Lake; 1.4 air mi E of Cimarron. -104.8905556 36.5075 1944 Shallow man-made lake with exposed muddy shoreline sparsely vegetated with with Chenopodium glaucum and Grindelia squarrosa; lake shallows with patches of Alisma gramineum, Ranunculus aquatilis. Petals 3, white, ca. 3-4 mm long; plants abundant in shallow water around entire lake edge. Photographed. Phenology: flowering & fruiting. RM RM 604446 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 13 Neil Hotchkiss 1942 7 25 206 U.S.A. North Dakota Ward Des Lacs National Wildlife Refuge: north end Unit 4A, 1.5 mi SE of Kenmare. Shallow water. Phenology: flowering & fruiting. RM RM 39111 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. s.n. J. Lunell 1901 8 11 223 U.S.A. North Dakota Benson Leeds. Ditch. Phenology: flowering & fruiting. RM RM 154738 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 2605 H. F. Bergman 1912 7 30 212 U.S.A. North Dakota Pierce Rugby. In water in pond. Phenology: flowering & fruiting. RM RM 226814 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 271 O. A. Stevens 1937 8 5 217 U.S.A. North Dakota McHenry Upham. In shallow water, edge of pond along river. Phenology: flowering & fruiting. RM RM 157270 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. s.n. J. Lunell 1906 7 19 200 U.S.A. North Dakota Benson Leeds. Phenology: flowering & fruiting. RM RM 56183 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. s.n. J. Lunell 1906 7 5 186 U.S.A. North Dakota Benson York. Phenology: flowering & fruiting. RM RM 157271 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. s.n. J. Lunell 1906 7 5 186 U.S.A. North Dakota Benson York. Phenology: flowering & fruiting. RM RM 411838 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 1667 James C. Whitham 1934 8 5 217 U.S.A. Montana Park Springtime. 1128 Shallow pool at roadside. Rare. Phenology: flowering & fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 78314 B. E. Nelson 2009 7 28 209 U.S.A. Montana Carter Along Little Missouri River or South Camp Crook Road just S of Clay Pigeon Road, ca 10 air mi NE of Albion; ca 23 air mi NE of Alzada. -104.1527 45.2991 990 Culvert pool along the road. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 80545 B. E. Nelson 2010 7 27 208 U.S.A. Montana Phillips Along Harb Road at an unnamed coulee, ca 23 air mi SSW of Saco; ca 25 air mi ESE of Malta. -107.4478 48.1428 743 750 Drying mud basin in a coulee. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 80605 B. E. Nelson 2010 7 27 208 U.S.A. Montana Phillips Along Pickhandle Coulee, ca 24 air mi SSE of Saco; ca 26 air mi ESE of Malta. -107.4483 48.1243 740 750 Drying mud in pool areas of stream channel. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 3734 Joseph L. M. Charboneau 2010 8 22 234 U.S.A. Montana Phillips Reservoir No. 161, S of U.S. Hwy 191 and W of Rudolph Valley Road, ca 2.5 air mi W of Partnership Reservoir, ca 17 air mi SW of Malta. -108.0845 48.1641 777 780 Drying mud. Phenology: fruiting. RM RM 829320 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 8014 Brian Elliott Elizabeth Mark 1999 7 1 182 U.S.A. Colorado Pueblo [location and coordinates withheld] 2073 Aquatic, pondside. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 8659 Joseph L. M. Charboneau 2011 8 2 214 U.S.A. Montana Valley Corral Reservoir and Timber Creek, S of Triple Crossing Access Road, ca 9.5 air mi WNW of Halfpint Reservoir, ca 41 air mi W of Fort Peck; ca 36 air mi WSW of Glasgow. -107.3099 47.9436 804 807 Edges of still moist pools in blown-out reservoir bed. Phenology: fruiting. RM RM Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 9434 Joseph L. M. Charboneau 2011 8 11 223 U.S.A. Montana Phillips PR-22 Reservoir, N of Whitewater Creek, ca 4.5 air mi SW of 3 Way No. 2 Reservoir, ca 10 air mi NW of Whitewater; ca 37.5 air mi NNE of Malta. -107.7474 48.8849 774 780 Muddy reservoir shoreline. Phenology: flowering & fruiting. RM RM 95846 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. s.n. Richard D. Comes 1961 6 16 167 U.S.A. Wyoming Fremont Midvale Irrigation System, Sand Gulch Lateral, 0.5 mi W of Deckert's Estate, ca 8 mi N of Riverton. 1 1524 Phenology: buds. RM RM 304767 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. KM-121 Ronald G. Schreibeis 1975 7 31 212 U.S.A. Wyoming Campbell 4-5 mi NE of Gillette, near Wood's Homestead. -105.4189 44.314 1250 1402 Near reservoir. Uncommon. Phenology: fruiting. RM RM 530819 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 4956 Robert D. Dorn 1988 8 11 224 U.S.A. Wyoming Laramie 3 mi SW of Cheyenne. -104.8815 41.0848 1890 Dry pond with Sagittaria, Scirpus. Corolla white. Phenology: fruiting. RM RM 292437 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 1979 Gary J. Pierce 1973 7 13 194 U.S.A. Wyoming Campbell Ca 11 mi S(W) of Reno Junction on Wyo Hwy 387. -105.6497 43.6424 1 1371 On the muddy drying bottom of a small pond formed by damming a wash. Abundant. Phenology: flowering & fruiting. RM RM 304730 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. R-1023 Ronald G. Schreibeis 1977 8 9 221 U.S.A. Wyoming Washakie 12-13 mi SW of Worland. In riparian zone near reservoir. Phenology: flowering & fruiting. RM RM 391429 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 1181 Robert J. Hill 1973 7 23 204 U.S.A. Wyoming Albany Great Divide Basin and Adjacent Regions: Sand Creek, near Camel Rock, Castle Rock, and Weird Wind Erosions near Colorado. -105.7553 41.0243 2 2317 Phenology: flowering & fruiting. RM RM 354538 Alisma gramineum physical specimen Alismataceae Alisma gramineum Lej. 2079 June Haines 1982 9 6 249 U.S.A. Wyoming Fremont Haine's Farm, W of Riverton. -108.5278 43.0916 1 1639 In canal by small pump. Phenology: flowering & fruiting. 3600 3,1,0 true