Record Number Database Code Specimen ID Project Herbarium Accession Number Barcode NPS Accession NPS Catalog Family Genus 1 Specific Epithet 1 Specific Author 1 Infraspecific Rank 1 Infraspecific Epithet 1 Infraspecific Author 1 Name 1 Qualifier Name 1 Qualifier Position Hybrid Symbol Genus 2 Specific Epithet 2 Specific Author 2 Infraspecific Rank 2 Infraspecific Epithet 2 Infraspecific Author 2 Name 2 Qualifier Name 2 Qualifier Position Conservation Status Annotations Site Key Collector Collector Number Other Collectors Day Collected Month Collected Year Collected Verbatim Collection Date Country State County Locality Site Description Minimum Elevation Maximum Elevation Elevation Unit LatitudeLongitude UTM TRS Decimal Latitude Decimal Longitude Geodetic Datum Coordinate Uncertainty Coordinate Uncertainty Unit Elevation Georeferenced TRS Georeferenced Georeference Sources Georeference Remarks Georeferenced By Specimen Notes Other Notes Phenology Cultivated Images Type Specimen? TypeDetails 1 RM 298338 Arnett 1998 RM Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by Melanie Arnett. RM-23956 B. E. Nelson 43475 Melanie Arnett 16 6 1998 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. In and along spring run. 8280 8300 ft. 38.3986° N, 107.1965° W T48N R3W S22 South1/2 38.3986 -107.1965 Vegetative N N 2 RM 424915 Scott 2006 RM 838697 RM0017894 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65591 David Scott 1256 29 6 2006 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. In channel of slow-moving oxbow stream. 6563 ft. 43.7126° N, 110.6713° W; GPS Reading T43N R115W S5 SE1/4 43.7126 -110.6713 NAD 83 GPS Reading Vegetative N RM0017894 N 3 RM 426343 Scott 2006 RM 838696 RM0017893 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65714 David Scott 2533 3 8 2006 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. Aquatic plant community in slow-moving stream. 6790 ft. 43.8284° N, 110.4241° W; GPS Reading T45N R113W S33 NE1/4 43.8284 -110.4241 NAD 83 GPS Reading Vegetative N RM0017893 N 4 RM 429304 Scott 2007 RM 839146 RM0017954 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65909 David Scott 3762 Tacheeni Scott 22 6 2007 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. Aquatic plant community in montane pond. 7560 ft. 43.9996° N, 110.3721° W; GPS Reading T47N R113W S36 NW1/4 43.9996 -110.3721 NAD 83 N N GPS Reading Vegetative N RM0017954 N 5 RM 429362 Scott 2007 RM 841795 RM0017758 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65912 David Scott 3820 Tacheeni Scott 22 6 2007 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. Floating in montane pond. 7440 ft. 44.0022° N, 110.3772° W; GPS Reading T47N R113W S26 SE1/4 44.0022 -110.3772 NAD 83 GPS Reading Vegetative N RM0017758 N 6 RM 429641 Scott 2007 RM 841794 RM0019148 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65934 David Scott 4099 Tacheeni Scott 28 6 2007 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. Floating aquatic on surface of montane lake. 7740 ft. 43.9586° N, 110.5162° W; GPS Reading T46N R114W S14 NW1/4 43.9586 -110.5162 NAD 83 GPS Reading Vegetative N RM0019148 N 7 RM 429831 Scott 2007 RM 839081 RM0017757 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65947 David Scott 4288 Tacheeni Scott 3 7 2007 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. Moist swale and pond in mixed conifer forest. 8140 ft. 44.0951° N, 110.524° W; GPS Reading T48N R114W S27 SE1/4 44.0951 -110.524 NAD 83 GPS Reading Vegetative N RM0017757 N 8 RM 430393 Scott 2007 RM 839080 RM0018084 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-65977 David Scott 4848 Mike Straw 18 7 2007 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. Floating on surface of montane pond. 8320 ft. 44.0241° N, 110.53° W; GPS Reading T47N R114W S22 NW1/4 44.0241 -110.53 NAD 83 N N GPS Reading Vegetative N RM0018084 N 9 RM 431131 Scott 2007 RM 839079 RM0018083 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by David Scott. RM-66031 David Scott 5585 18 8 2007 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. Aquatic in slow moving montane stream. 6680 ft. 43.6677° N, 110.7569° W; GPS Reading T43N R116W S27 NE1/4 43.6677 -110.7569 NAD 83 GPS Reading Vegetative N RM0018083 N 10 RM 437342 South Dakota RM 241721 RM0150218 Araceae Lemna turionifera Landolt RM-66822 C. L. Porter 6570 26 7 1954 U.S.A. South Dakota Custer Black Hills: Legion Lake, 8 mi E of Custer. Floating in a small pond. 5010 ft. T3S R5E S25 43.7603 -103.4625 NAD 83 0 mi. Y Y Nat. Geog. TOPO! Vegetative N RM0150218 N 11 RM 442534 South Dakota USFS 438624 USFS0067574 Araceae Lemna turionifera Landolt RM-68893 Ralph K. Gierisch 1498 16 7 1949 U.S.A. South Dakota Custer Harney National Forest: Stockade Lake. Level slope; aquatic vegetation; common. 5000 5200 ft. T3S R5E S27 43.7648 -103.5143 NAD 83 1 mi. Y Nat. Geog. TOPO! Vegetative N USFS0067574 N 12 RM 442883 South Dakota RM 531073 RM0150219 Araceae Lemna turionifera Landolt RM-69130 Ronald L. Hartman 13754 Hollis Marriot and Gael Fonken 20 7 1981 U.S.A. South Dakota Lawrence Along I-90, ca 2 mi E of Wyoming state line, S of highway. Pond and marshy area. 3500 ft. 44.5448° N, 104.018° W; uncertainty 1 mi. T7N R1E S29 44.5448 -104.018 1 mi. Vegetative N RM0150219 N 13 RM 444554 So Rocky Mts RM 152905 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-69803 Alan A. Beetle 72 Snyder 26 6 1937 U.S.A. Colorado Douglas Castle Rock. Stagnant water. 6000 ft. Vegetative N N 14 RM 446946 So Rocky Mts USFS 438615 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-71195 E. R. Ware 96 7 7 1932 U.S.A. Colorado Rio Blanco White River National Forest: Lake Buford. Abundant in aquatic site floating in pond with Typha, Juncus, Carex and Phalaris. 8000 ft. 39.9788° N, 107.6256° W; uncertainty 1 mi. T1S R91W S8 39.9788 -107.6256 1 mi. Vegetative N N 15 RM 447528 So Rocky Mts USFS 438626 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-71606 Frederick J. Hermann 23333 25 8 1970 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. Vegetative N N 16 RM 447532 So Rocky Mts USFS 438625 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-71609 Frederick J. Hermann 23498 13 11 1970 U.S.A. Colorado Larimer Masonville: along Hwy 3.5 mi S. Blanketing surface of pond. Vegetative N N 17 RM 448346 So Rocky Mts RM 43013 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-71987 Frank Tweedy 4980 10 1902 U.S.A. Colorado Boulder Near Boulder. 5000 6000 ft. Vegetative N N 18 RM 448629 So Rocky Mts RM 157973 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-72175 George E. Osterhout 1298 9 1895 U.S.A. Colorado Weld Windsor. Vegetative N N 19 RM 451377 So Rocky Mts RM 51658 Araceae Lemna turionifera Landolt Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-73758 Leslie N. Goodding 1788 6 8 1903 U.S.A. Colorado Routt Hayden. Ponds. Vegetative N N 20 RM 65636 Elliott, Brian 1998 RM Araceae Lemna turionifera Landolt RM-12909 Brian Elliott 1018 Kenneth Elliott 4 6 1998 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. Riparian. 5870 ft. 37.2146° N, 104.4574° W T32S R63W S33 W1/4 37.2146 -104.4574 Vegetative N N 21 RM 665759 Marriott 1983 RM 378009 RM0244791 Araceae Lemna turionifera Landolt RM-105578 Hollis Marriott 4191 8 7 1983 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: headwaters of Fawn Creek, ca 6.6 air mi SE ofAlva. Ponderosa pine-bur oak forest, on surface of small reservoir. 4900 ft. 44.6111° N, 104.3464° W; uncertainty 1 mi. T53N R62W S6 NW1/4 44.6111 -104.3464 1 mi. N N Vegetative N RM0244791 N 22 RM 697704 Kuhn 2007 RM 957210 RM0220676 Araceae Lemna turionifera Landolt RM-114477 Brian Elliott 12027 4 10 2003 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. Sandstone bluffs, cliffs, and riparian; sandy soil. 4300 ft. 37.0177° N, 102.7432° W; GPS Reading T35S R47W S5 SW1/4; also E1/2 S7 37.0177 -102.7432 NAD 83 N N GPS Reading Fruiting N RM0220676 23 RM 698527 Kuhn 2008 RM Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by Bernadette Kuhn. RM-114503 Bernadette Kuhn 3799 Emily Elliott, Brian Elliott 20 4 2008 U.S.A. Colorado Baca Comanche National Grassland: Carrizo Canyon, along Carrizo Creek, ca 18 air mi SW of Pritchett. Shortgrass prairie above, riparian zone below; riparian area dominated by Typha. 4899 ft. 37.1412° N, 103.0234° W; NAD 83, , GPS Reading T33S R50W S27 N1/2 37.1412 -103.0234 NAD 83 GPS Reading Vegetative N 24 RM 706857 Legler 2007 RM 902937 RM0027839 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by Ben Legler on 4/6/2008. RM-119927 Ben Legler 7639 13 8 2007 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. Shallow muddy pond in old river oxbow, with Juncus spp., Sparganium emersum, Potamogeton spp., Carex spp. 7563 ft. 36° 53' 52.1" N, 105° 0' 21.6" W; WGS 84, uncertainty 3 m., GPS reading 36.89780556 -105.006 WGS 84 3 m. GPS reading Floating in shallows around east and north sides of pond; frequent. Photographed. Vegetative N VPR07765,VPR07766,RM0027839 N 25 RM 708352 Legler 2008 RM 902936 RM0027838 Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt
Annotated by Ben Legler on 5/2/2009. RM-120155 Ben Legler 9154 27 6 2008 U.S.A. New Mexico Taos Vermejo Park Ranch: around shore of upper Twin Lake E of Costilla Reservoir. Small manmade lake rimmed by gravelly shoreline, with shallows dominated by Eleocharis, Glyceria, and Carex. 9866 ft. 36.882042° N, 105.249557° W; WGS 84, GPS reading 36.882042 -105.249557 WGS 84 GPS reading 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. Vegetative N RM0027838 N 26 RM 710817 Elliott, Emily 2007 RM 938984 RM0109642 Araceae Lemna turionifera Landolt RM-115505 B. E. Nelson 71121 Emily Elliott, Brian Elliott 22 5 2007 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. Marsh around the reservoir. 4370 ft. 45.0102° N, 109.1123° W; NAD 83, , GPS Reading T9S R21E S27 SE1/4 45.0102 -109.1123 NAD 83 GPS Reading Vegetative N RM0109642 27 RM 71304 Elliott, Brian 1998 RM Araceae Lemna turionifera Landolt RM-12907 Brian Elliott 75 25 5 1998 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. By bridge; oak-pinyon and riparian. 5960 6000 ft. 37.933° N, 104.8527° W T24S R67W S26 NW1/4 37.933 -104.8527 Vegetative N N 28 RM 716488 Elliott, Emily 2007 USFS 869836 USFS0059207 Araceae Lemna turionifera Landolt RM-115758 Emily Elliott 4169 Brian Elliott 3 8 2007 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. Fully aquatic in beaver pond. 5275 5280 ft. 45.4731° N, 110.201° W; WGS 84, , GPS Reading T4S R12E S23 NE1/4 45.4731 -110.201 WGS 84 GPS Reading Vegetative N USFS0059207 29 RM 718026 Elliott, Emily 2007 RM 938985 RM0109643 Araceae Lemna turionifera Landolt RM-115860 Ronald L. Hartman 85782 17 6 2007 U.S.A. Montana Carbon Water Birch Fishing Access on Rock Creek, ca 0.5 mi either way of center of access area. Stream bottom and adjacent parking lot. 4846 ft. 45.3164° N, 109.1933° W; NAD 83, , GPS Reading T6S R21E S18 45.3164 -109.1933 NAD 83 GPS Reading Vegetative N RM0109643 30 RM 718291 Elliott, Emily 2007 RM 938986 RM0109644 Araceae Lemna turionifera Landolt RM-115866 Ronald L. Hartman 86047 21 6 2007 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. Parking lot but mostly creek bottoms. 4430 ft. 45.3845° N, 109.1397° W; NAD 83, , GPS Reading T5S R21E S21 W1/2 45.3845 -109.1397 NAD 83 GPS Reading Vegetative N RM0109644 31 RM 747112 Missouri Plateau RM 44686 Araceae Lemna turionifera Landolt 4. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-121689 L. R. Waldron s.n. T. F. Manns 15 8 1901 U.S.A. North Dakota Cass Vicinity of Fargo. Black, alluvial loam soil. 905 ft. Vegetative N N 32 RM 747113 Missouri Plateau RM 44773 Araceae Lemna turionifera Landolt 3. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123952 L. R. Waldron 1736 23 8 1902 U.S.A. North Dakota Rolette Rolla. Also present is Lemna trisuica. Vegetative N N 33 RM 747114 Missouri Plateau RM 61851 Araceae Lemna turionifera Landolt 2. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123953 S. A. Skinner 26 no date U.S.A. South Dakota No locality. From lakes and ponds. Vegetative N N 34 RM 747115 Missouri Plateau RM 226577 Araceae Lemna turionifera Landolt 4. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123954 Harry Hapeman s.n. 14 7 1918 U.S.A. Nebraska Franklin. Also present is Spirodela polyrrhiza. Vegetative N N 35 RM 747142 Missouri Plateau USFS 438616 Araceae Lemna turionifera Landolt 3. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123974 James C. Whitham 1395 Eric P. White 3 8 1932 U.S.A. Montana Gallatin Gallatin National Forest: Beaver Creek meadows. Growing on top of water in shallow lake. 7400 ft. Common. Also present is Lemna trisulca L. Vegetative N N 36 RM 747143 Missouri Plateau USFS 438627 Araceae Lemna turionifera Landolt 3. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123975 James C. Whitham 1659 24 5 1934 U.S.A. Montana Gallatin Gallatin National Forest: Norris Hot Springs. In water with Callitriche, Botchrium. 5000 ft. Common. Vegetative N N 37 RM 747144 Missouri Plateau USFS 438628 Araceae Lemna turionifera Landolt 3. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123976 James C. Whitham 1660 Kirby Whitham 8 6 1934 U.S.A. Montana Madison Gallatin National Forest: Norris Hot Springs, in creek. Growing on top of water. 5000 ft. Common. Vegetative N N 38 RM 747145 Missouri Plateau RM 157975 Araceae Lemna turionifera Landolt 2. Lemna turionifera Landolt
Annotated by E. Landolt in 1980. RM-123977 L. M. Umbach 159 25 6 1903 U.S.A. Montana Glacier Midvale (now East Glacier Park). Ponds. Vegetative N N 39 RM 756915 Hallman 2009 USFS0050097 Araceae Lemna turionifera Landolt RM-119604 B. E. Nelson 78739 2 8 2009 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. In and adjacent to overflow pond from the stock tank. 3600 3760 ft. 45.3465° N, 103.7071° W; NAD 83, , GPS reading T16N R3E S13 SW1/4 45.3465 -103.7071 NAD 83 GPS reading Vegetative N USFS0050097 40 RM 759554 Hallman 2009 USFS 883241 USFS0049227 Araceae Lemna turionifera Landolt RM-119179 Hans Hallman 2350 17 7 2009 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. In and near flowing water draw dominated by green ash, grasses, and sedges. 3380 3440 ft. 45.4683° N, 103.1881° W; NAD 83, , GPS reading T17N R8E S6 45.4683 -103.1881 NAD 83 GPS reading Vegetative N USFS0049227 41 RM 760598 Hallman 2009 USFS 885493 USFS0052833 Araceae Lemna turionifera Landolt RM-119246 Hans Hallman 3391 30 7 2009 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. Standing water in cattle wallow. 3810 ft. 45.8233° N, 104.4571° W; NAD 83, , GPS reading T1N R58E S24 SE1/4 45.8233 -104.4571 NAD 83 GPS reading Vegetative N USFS0052833 42 RM 761228 Hallman 2009 USFS 883242 USFS0049228 Araceae Lemna turionifera Landolt RM-119274 Hans Hallman 4019 11 8 2009 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. In and near margin of reservoir. 3630 3670 ft. 45.5862° N, 104.144° W; NAD 83, , GPS reading T3S R61E S12 South1/2 45.5862 -104.144 NAD 83 GPS reading Vegetative N USFS0049228 43 RM 79120 Elliott, Brian 1999 RM Araceae Lemna turionifera Landolt RM-13264 Brian Elliott 5995 24 5 1999 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. Riparian. 7800 ft. 38.1372° N, 105.0906° W T22S R69W S15 NW1/4 38.1372 -105.0906 Vegetative N N 44 RM 80410 Elliott, Brian 1999 RM Araceae Lemna turionifera Landolt RM-13309 Brian Elliott 7274 Elizabeth Mark and Kenneth Elliott 17 6 1999 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 & 96); ca 8 air mi NE of Silver Cliff. Pinus ponderosa and riparian areas. 8750 ft. 38.181° N, 105.2736° W T21S R71W S36 NW1/4 38.181 -105.2736 Vegetative N N 45 RM 81871 Elliott, Brian 1999 RM Araceae Lemna turionifera Landolt RM-13351 Brian Elliott 8696a Elizabeth Mark 10 7 1999 U.S.A. Colorado Costilla [location and coordinates withheld] Riparian. 8600 ft. Vegetative N N 46 RM 824635 Charboneau 2011 RM Araceae Lemna turionifera Landolt RM-142394 Joseph L. M. Charboneau 8786 4 8 2011 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. Floating in water. 2720 2740 ft. 48.4481° N, 106.5791° W; NAD 83, GPS reading T31N R39E S18 NE1/4 48.4481 -106.5791 NAD 83 GPS reading Vegetative N 47 RM 825061 Charboneau 2011 RM Araceae Lemna turionifera Landolt RM-142422 Joseph L. M. Charboneau 9212 9 8 2011 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. In water of small shallow pool. 2300 2320 ft. 48.4152° N, 108.3086° W; NAD 83, GPS reading T31N R26E S26 E1/2 48.4152 -108.3086 NAD 83 GPS reading Vegetative N 48 RM 825239 Charboneau 2011 RM Araceae Lemna turionifera Landolt RM-142444 Joseph L. M. Charboneau 9390 11 8 2011 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. Wetland areas around ponds. 2220 2230 ft. 48.406° N, 107.6509° W; NAD 83, GPS reading T31N R31E S35 NE1/4 48.406 -107.6509 NAD 83 GPS reading Vegetative N 49 RM 839907 Hallman 2009 USFS0050584 Araceae Lemna turionifera Landolt RM-119274 Hans Hallman 4019 11 8 2009 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. In and near margin of reservoir. 3630 3670 ft. 45.5862° N, 104.144° W; NAD 83, , GPS reading T3S R61E S12 South1/2 45.5862 -104.144 NAD 83 GPS reading Vegetative N USFS0050584 50 RM 842371 Hallman 2009 USFS 885492 USFS0052832 Araceae Lemna turionifera Landolt RM-119604 B. E. Nelson 78739 2 8 2009 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. In and adjacent to overflow pond from the stock tank. 3600 3760 ft. 45.3465° N, 103.7071° W; NAD 83, , GPS reading T16N R3E S13 SW1/4 45.3465 -103.7071 NAD 83 GPS reading Vegetative N USFS0052832 51 RM 852269 Heidel 2012 RM 909803 RM0061834 Araceae Lemna turionifera Landolt RM-152719 Bonnie Heidel 3759 15 8 2012 U.S.A. Wyoming Albany Laramie Range: South Fork Middle Crow Creek, ca 2 mi N of Buford. Floating on beaver pond, with Phalaris arundinacea and Beckmannia syzigachne. 7760 ft. 475330E, 4555829N; NAD 83, Specimen Label T14N R71W S25 NE1/4 SE1/4 Vegetative N RM0061834 N 52 RM 864319 Dorn 2013 RM 914582 Araceae Lemna turionifera Landolt RM-154788 Robert D. Dorn 10745 27 7 2013 U.S.A. Wyoming Goshen Ca 4 mi NE of Lingle, along Rawhide Creek. Floating in stream, with Stuckenia. 4300 ft. 42° 10.4' N, 104° 17' W; unknown, , Specimen Label 42.173333 -104.283333 unknown N GPS reading Vegetative N N 53 RM 867255 Stewart 2013 RM Araceae Lemna turionifera Landolt 1. Lemna turionifera Landolt. RM-153172 Emma E. Freeland 5499 15 6 2013 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. Small pond in a mixed coniferous forest. 6750 ft. 45.1809° N, 111.5444° W; NAD 83, , GPS reading T7S R1E S36 45.1809 -111.5444 NAD 83 GPS reading Vegetative N 54 RM 906611 Dorn 2018 RM 958297 RM0215877 Araceae Lemna turionifera Landolt RM-452141 Robert D. Dorn 12206 22 8 2018 U.S.A. South Dakota Custer Ca 3 mi E of Custer in stream going into Stockade Lake. Floating in shallow water with Typha and Potamogeton. 5200 ft. 43° 46.1' N, 103° 31.9' W; unknown, , GPS reading 43.768333 -103.531667 unknown N GPS reading Vegetative N RM0215877 N 55 RM 907288 Kuhn 2007 RM 957209 RM0220677 Araceae Lemna turionifera Landolt RM-114477 Brian Elliott 12027 4 10 2003 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. Sandstone bluffs, cliffs, and riparian; sandy soil. 4300 ft. 37.0177° N, 102.7432° W; GPS Reading T35S R47W S5 SW1/4; also E1/2 S7 37.0177 -102.7432 NAD 83 N N GPS Reading Fruiting N RM0220677 56 RM 923599 Dorn 2019 RM 1000211 RM0274942 Araceae Lemna turionifera Landolt RM-457376 Robert D. Dorn 12311 15 8 2019 U.S.A. Wyoming Goshen Fort Laramie National Historic Site. Drying edge of cattails, with Veronica and Salix. 4300 42° 12' N, 104° 32.3' W; unknown, , GPS reading T26N R64W S28 SE1/4 NE1/4 42.2 -104.538333 unknown N N GPS reading Flowering N RM0274942 N