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RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 43475 B. E. Nelson Melanie Arnett 1998 6 16 167 U.S.A. Colorado Gunnison Southern Gunnison Basin: at Tenmile Springs and along Lake Gulch below Carpenter Ridge, ca 7.8 air mi S of Tenderfoot Hill; ca 17.8 air mi SW of Gunnison. -107.1965 38.3986 2524 2530 In and along spring run. Phenology: vegetative only. RM RM 838697 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1256 David Scott 2006 6 29 180 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: near Schwabachers Landing on the Snake River, ca 5 air mi NNE of Moose; ca 12 air mi SW of Moran. -110.6713 43.7126 2000 In channel of slow-moving oxbow stream. Phenology: vegetative only. RM RM 838696 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 2533 David Scott 2006 8 3 215 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: near Halfmoon Lake, ca 4 air mi ESE of Moran; ca 19 air mi NE of Moose. -110.4241 43.8284 2070 Aquatic plant community in slow-moving stream. Phenology: vegetative only. RM RM 839146 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 3762 David Scott Tacheeni Scott 2007 6 22 173 U.S.A. Wyoming Teton Bridger-Teton National Forest: Teton Wilderness: near Gravel Creek, ca 13 air mi NE of Moran; ca 29.5 air mi NE of Moose. -110.3721 43.9996 2304 Aquatic plant community in montane pond. Phenology: vegetative only. RM RM 841795 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 3820 David Scott Tacheeni Scott 2007 6 22 173 U.S.A. Wyoming Teton Bridger-Teton National Forest: Teton Wilderness: near Gravel Creek, ca 13 air mi NE of Moran; ca 30 air mi NE of Moose. -110.3772 44.0022 2268 Floating in montane pond. Phenology: vegetative only. RM RM 841794 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4099 David Scott Tacheeni Scott 2007 6 28 179 U.S.A. Wyoming Teton Bridger-Teton National Forest: Teton Wilderness: near East Fork Pilgrim Creek, ca 8.5 air mi N of Moran; ca 23 air mi NNE of Moose. -110.5162 43.9586 2359 Floating aquatic on surface of montane lake. Phenology: vegetative only. RM RM 839081 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4288 David Scott Tacheeni Scott 2007 7 3 184 U.S.A. Wyoming Teton Bridger-Teton National Forest: Teton Wilderness: near North Fork Rodent Creek, ca 18 air mi N of Moran; ca 32 air mi NNE of Moose. -110.524 44.0951 2481 Moist swale and pond in mixed conifer forest. Phenology: vegetative only. RM RM 839080 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4848 David Scott Mike Straw 2007 7 18 199 U.S.A. Wyoming Teton Bridger-Teton National Forest: Teton Wilderness: near Wildcat Peak, ca 13 air mi N of Moran; ca 27 air mi NNE of Moose. -110.53 44.0241 2536 Floating on surface of montane pond. Phenology: vegetative only. RM RM 839079 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 5585 David Scott 2007 8 18 230 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: near White Grass Ranch, ca 2.5 air mi WNW of Moose; ca 13 air mi N of Jackson. -110.7569 43.6677 2036 Aquatic in slow moving montane stream. Phenology: vegetative only. RM RM 241721 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 6570 C. L. Porter 1954 7 26 207 U.S.A. South Dakota Custer Black Hills: Legion Lake, 8 mi E of Custer. -103.4625 43.7603 1527 Floating in a small pond. Phenology: vegetative only. RM USFS 438624 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1498 Ralph K. Gierisch 1949 7 16 197 U.S.A. South Dakota Custer Harney National Forest: Stockade Lake. -103.5143 43.7648 1 1524 1585 Level slope; aquatic vegetation; common. Phenology: vegetative only. RM RM 531073 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 13754 Ronald L. Hartman Hollis Marriot and Gael Fonken 1981 7 20 201 U.S.A. South Dakota Lawrence Along I-90, ca 2 mi E of Wyoming state line, S of highway. -104.018 44.5448 1 1067 Pond and marshy area. Phenology: vegetative only. RM RM 152905 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 72 Alan A. Beetle Snyder 1937 6 26 177 U.S.A. Colorado Douglas Castle Rock. 1829 Stagnant water. Phenology: vegetative only. RM USFS 438615 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 96 E. R. Ware 1932 7 7 189 U.S.A. Colorado Rio Blanco White River National Forest: Lake Buford. -107.6256 39.9788 1 2439 Abundant in aquatic site floating in pond with Typha, Juncus, Carex and Phalaris. Phenology: vegetative only. RM USFS 438626 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 23333 Frederick J. Hermann 1970 8 25 237 U.S.A. Colorado La Plata Durango: CO Hwy 550: 8 miles N. Floating on shallow water with Ricciocarpus natans in dense Typha-Scirpus marsh. Phenology: vegetative only. RM USFS 438625 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 23498 Frederick J. Hermann 1970 11 13 317 U.S.A. Colorado Larimer Masonville: along Hwy 3.5 mi S. Blanketing surface of pond. Phenology: vegetative only. RM RM 43013 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4980 Frank Tweedy 1902 10 274 U.S.A. Colorado Boulder Near Boulder. 1524 1829 Phenology: vegetative only. RM RM 157973 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1298 George E. Osterhout 1895 9 244 U.S.A. Colorado Weld Windsor. Phenology: vegetative only. RM RM 51658 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1788 Leslie N. Goodding 1903 8 6 218 U.S.A. Colorado Routt Hayden. Ponds. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1018 Brian Elliott Kenneth Elliott 1998 6 4 155 U.S.A. Colorado Las Animas Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Purgatoire River; E on County Road 75 from Exit 18 on I-25. -104.4574 37.2146 1789 Riparian. Phenology: vegetative only. RM RM 378009 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4191 Hollis Marriott 1983 7 8 189 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: headwaters of Fawn Creek, ca 6.6 air mi SE ofAlva. -104.3464 44.6111 1 1493 Ponderosa pine-bur oak forest, on surface of small reservoir. Phenology: vegetative only. RM RM 957210 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 12027 Brian Elliott 2003 10 4 277 U.S.A. Colorado Baca Comanche National Grassland: at and ca 0.5 mi S of Picture Canyon Picnic Area, ca 10.5 mi SW of Campo and ca 1 mi N of Oklahoma. -102.7432 37.0177 1310 Sandstone bluffs, cliffs, and riparian; sandy soil. Phenology: fruiting. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 3799 Bernadette Kuhn Emily Elliott, Brian Elliott 2008 4 20 111 U.S.A. Colorado Baca Comanche National Grassland: Carrizo Canyon, along Carrizo Creek, ca 18 air mi SW of Pritchett. -103.0234 37.1412 1493 Shortgrass prairie above, riparian zone below; riparian area dominated by Typha. Phenology: vegetative only. RM RM 902937 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 7639 Ben Legler 2007 8 13 225 U.S.A. New Mexico Colfax Vermejo Park Ranch: pond on south side of Vermejo River in Vermejo Park just W of employee housing area; 1.6 air mi WNW of Casa Grande. -105.006 36.89780556 3 2305 Shallow muddy pond in old river oxbow, with Juncus spp., Sparganium emersum, Potamogeton spp., Carex spp. Floating in shallows around east and north sides of pond; frequent. Photographed. Phenology: vegetative only. RM RM 902936 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 9154 Ben Legler 2008 6 27 179 U.S.A. New Mexico Taos Vermejo Park Ranch: around shore of upper Twin Lake E of Costilla Reservoir. -105.249557 36.882042 3007 Small manmade lake rimmed by gravelly shoreline, with shallows dominated by Eleocharis, Glyceria, and Carex. Thallus light green, not purplish below, 3-veined; upper surface with 3-6 papillae coalescing into a single longitudinal ridge; locally common, floating in shallows on northwest end of upper lake. Specimen GPS: 36.882141, -105.249512. Phenology: vegetative only. RM RM 938984 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 71121 B. E. Nelson Emily Elliott, Brian Elliott 2007 5 22 142 U.S.A. Montana Carbon Bighorn Basin: along Robertson Draw Road, ca 3 air mi W of Chance Bridge on Clarks Fork Yellowstone River, ca 10.5 air mi SSW of Belfry. -109.1123 45.0102 1332 Marsh around the reservoir. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 75 Brian Elliott 1998 5 25 145 U.S.A. Colorado Pueblo Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Greenhorn Road just S of Colo Hwy 165 over Greenhorn Creek. -104.8527 37.933 1817 1829 By bridge; oak-pinyon and riparian. Phenology: vegetative only. RM USFS 869836 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4169 Emily Elliott Brian Elliott 2007 8 3 215 U.S.A. Montana Sweet Grass Absaroka Range/Beartooth Mountains: Gallatin National Forest: along Forest Road 6639 and the Boulder River, ca 22 air mi SE of Livingston. -110.201 45.4731 1608 1609 Fully aquatic in beaver pond. Phenology: vegetative only. RM RM 938985 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 85782 Ronald L. Hartman 2007 6 17 168 U.S.A. Montana Carbon Water Birch Fishing Access on Rock Creek, ca 0.5 mi either way of center of access area. -109.1933 45.3164 1477 Stream bottom and adjacent parking lot. Phenology: vegetative only. RM RM 938986 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 86047 Ronald L. Hartman 2007 6 21 172 U.S.A. Montana Carbon Rest Area, Rock Creek Fishing Trail, ca 2 air mi NNE of Roberts at bridge on U.S. Hwy 212. -109.1397 45.3845 1350 Parking lot but mostly creek bottoms. Phenology: vegetative only. RM RM 44686 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt s.n. L. R. Waldron T. F. Manns 1901 8 15 227 U.S.A. North Dakota Cass Vicinity of Fargo. 275 Black, alluvial loam soil. Phenology: vegetative only. RM RM 44773 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1736 L. R. Waldron 1902 8 23 235 U.S.A. North Dakota Rolette Rolla. Also present is Lemna trisuica. Phenology: vegetative only. RM RM 61851 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 26 S. A. Skinner U.S.A. South Dakota No locality. From lakes and ponds. Phenology: vegetative only. RM RM 226577 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt s.n. Harry Hapeman 1918 7 14 195 U.S.A. Nebraska Franklin. Also present is Spirodela polyrrhiza. Phenology: vegetative only. RM USFS 438616 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1395 James C. Whitham Eric P. White 1932 8 3 216 U.S.A. Montana Gallatin Gallatin National Forest: Beaver Creek meadows. 2256 Growing on top of water in shallow lake. Common. Also present is Lemna trisulca L. Phenology: vegetative only. RM USFS 438627 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1659 James C. Whitham 1934 5 24 144 U.S.A. Montana Gallatin Gallatin National Forest: Norris Hot Springs. 1524 In water with Callitriche, Botchrium. Common. Phenology: vegetative only. RM USFS 438628 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 1660 James C. Whitham Kirby Whitham 1934 6 8 159 U.S.A. Montana Madison Gallatin National Forest: Norris Hot Springs, in creek. 1524 Growing on top of water. Common. Phenology: vegetative only. RM RM 157975 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 159 L. M. Umbach 1903 6 25 176 U.S.A. Montana Glacier Midvale (now East Glacier Park). Ponds. Phenology: vegetative only. RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 78739 B. E. Nelson 2009 8 2 214 U.S.A. South Dakota Harding Custer National Forest: East Short Pine Hills: vicinity of Spring No. 3 just below and NE of Moreau Peak, ca 18 air mi SSW of Buffalo. -103.7071 45.3465 1097 1146 In and adjacent to overflow pond from the stock tank. Phenology: vegetative only. RM USFS 883241 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 2350 Hans Hallman 2009 7 17 198 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: in and around draws SE of junction of North Divide or Forest Road 3125 and Forest Road 3145 in the vicinity of Camp Spring, ca 4.5 air mi S of Reva Gap, ca 19 air mi ESE of Buffalo. -103.1881 45.4683 1030 1048 In and near flowing water draw dominated by green ash, grasses, and sedges. Phenology: vegetative only. RM USFS 885493 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 3391 Hans Hallman 2009 7 30 211 U.S.A. Montana Carter Custer National Forest: Ekalaka Hills: in the vicinity of Russel Spring just S of Camp Needmore off of Forest Road 3104, ca 6.5 air mi SE of Ekalaka. -104.4571 45.8233 1161 Standing water in cattle wallow. Phenology: vegetative only. RM USFS 883242 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4019 Hans Hallman 2009 8 11 223 U.S.A. Montana Carter Custer National Forest: Long Pines: in Cheesman Draw, just NE of Pioneer Cemetery off of Forest Road 3045, ca 8.5 air mi WNW of Camp Cook, SD. -104.144 45.5862 1106 1118 In and near margin of reservoir. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 5995 Brian Elliott 1999 5 24 144 U.S.A. Colorado Custer Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: east ca 4 mi on Forest Road 306, on Colo Hwy 165 N of San Isabel. -105.0906 38.1372 2378 Riparian. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 7274 Brian Elliott Elizabeth Mark and Kenneth Elliott 1999 6 17 168 U.S.A. Colorado Custer Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 2 mi N of Colo Hwy 96 on County Road 271, ca 5.5 air mi W of McKenzie Junction (junction of Colo hwys 165 and 96); ca 8 air mi NE of Silver Cliff. -105.2736 38.181 2667 Pinus ponderosa and riparian areas. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 8696a Brian Elliott Elizabeth Mark 1999 7 10 191 U.S.A. Colorado Costilla [location and coordinates withheld] 2621 Riparian. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 8786 Joseph L. M. Charboneau 2011 8 4 216 U.S.A. Montana Valley Glasgow Base Ponds, W of Mont Hwy 24, ca 4.5 air mi W of Porcupine Creek, ca 3.5 air mi NW of St. Marie; ca 18 air mi N of Glasgow. -106.5791 48.4481 829 835 Floating in water. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 9212 Joseph L. M. Charboneau 2011 8 9 221 U.S.A. Montana Phillips Milk River Dodson Dam Unit Wildlife Management Area: ca 3.5 air mi NW of Dodson; ca 21 air mi WNW of Malta. -108.3086 48.4152 701 707 In water of small shallow pool. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 9390 Joseph L. M. Charboneau 2011 8 11 223 U.S.A. Montana Phillips Bowdoin National Wildlife Refuge: along Refuge Tour Road, near Teal Pond Complex, ca 5 air mi W of Beaver Creek, ca 15 air mi WSW of Saco; ca 11 air mi ENE of Malta. -107.6509 48.406 676 679 Wetland areas around ponds. Phenology: vegetative only. RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 4019 Hans Hallman 2009 8 11 223 U.S.A. Montana Carter Custer National Forest: Long Pines: in Cheesman Draw, just NE of Pioneer Cemetery off of Forest Road 3045, ca 8.5 air mi WNW of Camp Cook, SD. -104.144 45.5862 1106 1118 In and near margin of reservoir. Phenology: vegetative only. RM USFS 885492 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 78739 B. E. Nelson 2009 8 2 214 U.S.A. South Dakota Harding Custer National Forest: East Short Pine Hills: vicinity of Spring No. 3 just below and NE of Moreau Peak, ca 18 air mi SSW of Buffalo. -103.7071 45.3465 1097 1146 In and adjacent to overflow pond from the stock tank. Phenology: vegetative only. RM RM 909803 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 3759 Bonnie Heidel 2012 8 15 228 U.S.A. Wyoming Albany Laramie Range: South Fork Middle Crow Creek, ca 2 mi N of Buford. 2365 Floating on beaver pond, with Phalaris arundinacea and Beckmannia syzigachne. Phenology: vegetative only. RM RM 914582 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 10745 Robert D. Dorn 2013 7 27 208 U.S.A. Wyoming Goshen Ca 4 mi NE of Lingle, along Rawhide Creek. -104.283333 42.173333 1310 Floating in stream, with Stuckenia. Phenology: vegetative only. RM RM Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 5499 Emma E. Freeland 2013 6 15 166 U.S.A. Montana Madison Madison Range: Taylor Hilgard Unit of Lee Metcalf Wilderness: North Fork Bear Creek and Cameron Creek, ca 3-5 air mi NW of Sphinx Mountain, ca 14-15 air mi SE of Ennis. -111.5444 45.1809 2057 Small pond in a mixed coniferous forest. Phenology: vegetative only. RM RM 958297 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 12206 Robert D. Dorn 2018 8 22 234 U.S.A. South Dakota Custer Ca 3 mi E of Custer in stream going into Stockade Lake. -103.531667 43.768333 1585 Floating in shallow water with Typha and Potamogeton. Phenology: vegetative only. RM RM 957209 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 12027 Brian Elliott 2003 10 4 277 U.S.A. Colorado Baca Comanche National Grassland: at and ca 0.5 mi S of Picture Canyon Picnic Area, ca 10.5 mi SW of Campo and ca 1 mi N of Oklahoma. -102.7432 37.0177 1310 Sandstone bluffs, cliffs, and riparian; sandy soil. Phenology: fruiting. RM RM 1000211 Lemna turionifera physical specimen Araceae Lemna turionifera Landolt 12311 Robert D. Dorn 2019 8 15 227 U.S.A. Wyoming Goshen Fort Laramie National Historic Site. -104.538333 42.2 4300 Drying edge of cattails, with Veronica and Salix. Phenology: flowering. 3600 3,1,0 true