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 109812 Rosenthal 1997 RM 653705 RM0231068 Polygonaceae Persicaria maculosa Gray RM-14312 Ronald L. Hartman 59738 13 8 1997 U.S.A. Wyoming Park Northern Absaroka Area: Buffalo Bill Reservoir, ca 12 air mi ESE of Wapiti. Lakeside, roadside, and along irrigation canal. 5500 ft. 44.4501° N, 109.1841° W T52N R103W S25 SW1/4 44.4501 -109.1841 Flowering N RM0231068 N 2 RM 17802 Arizona 2006 RM Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by B. E. Nelson. RM-837 Ronald L. Hartman 84624 20 9 2006 U.S.A. Arizona Coconino Coconino National Forest: split in Forest roads 96 and 95 in bottom of East Clear Creek. Creek bottom. 6564 6600 ft. 34.55° N, 111.1622° W T14N R11E S35 SW1/4 34.55 -111.1622 Flowering and Fruiting N N 3 RM 199100 Hazlett Polygonaceae Persicaria maculosa Gray RM-18209 Donald L. Hazlett 9221 Eric Hazlett 24 8 1995 U.S.A. Wyoming Laramie Southeastern Plains: along Horse Creek. Riparian. 1600 1650 m. T18N R64W S23 Flowering N N 4 RM 199141 Hazlett Polygonaceae Persicaria maculosa Gray RM-18215 Donald L. Hazlett 9270 Eric Hazlett 17 8 1995 17-18 Aug 95 U.S.A. Wyoming Laramie Southeastern Plains: along Horse Creek. Riparian. 1650 1700 m. T18N R64W S23; also S26 Flowering N N 5 RM 249100 Kostel 2004 RM Polygonaceae Persicaria maculosa Gray RM-21645 Grace M. Kostel 2879 25 6 2004 U.S.A. South Dakota Custer Buffalo Gap National Grassland and Vicinity: ca 20 mi SSE of Hermosa, next to the Cheyenne River. In sandy soil on river banks. 2750 ft. 43° 34.03' N, 103° 3.36' W; GPS Reading T5S R9E S33 43.567167 -103.056 GPS Reading Flowering N N 6 RM 250864 Kostel 2004 RM Polygonaceae Persicaria maculosa Gray RM-21706 Grace M. Kostel 4479 6 8 2004 U.S.A. Nebraska Sioux Oglala National Grassland and Vicinity: ca 6-6.5 air mi NW of Crawford, Little Cottonwood Creek. In creek of actively flowing water.. 3800 ft. 42° 45.44' N, 103° 30.07' W; GPS Reading T32N R5E S14; N12 S14 42.757333 -103.501167 GPS Reading Flowering N N 7 RM 251959 Kostel 2005 RM Polygonaceae Persicaria maculosa Gray RM-21758 Grace M. Kostel 10052 2 10 2005 U.S.A. Nebraska Sioux Oglala National Grassland and Vicinity: ca 13 air mi NW of Crawford at the Hudson-Meng Bonebed archeological site. On slopes and drainage of a natural spring, soils are loamy sand. 4100 ft. 42.8287° N, 103.6012° W; GPS Reading T33N R53W S17 SW1/4 42.8287 -103.6012 GPS Reading Flowering and Fruiting N N 8 RM 256595 Kostel 2005 RM Polygonaceae Persicaria maculosa Gray RM-21967 Grace M. Kostel 9530 6 8 2005 U.S.A. Nebraska Sioux Oglala National Grassland and Vicinity: ca 12 air mi NW of Crawford in Little Cottonwood Creek. Perennial stream, soils are sand and loamy clay. 3875 ft. 42° 45.237' N, 103° 30.406' W; GPS Reading T32N R53W S14 NE1/4 42.75395 -103.506767 GPS Reading Flowering N N 9 RM 256867 Kostel 2005 RM Polygonaceae Persicaria maculosa Gray RM-21977 Grace M. Kostel 9801 12 8 2005 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: ca 8 air mi SE of Wall. In wetland reservoir, soils are loam muck. 2600 ft. 43° 56.426' N, 102° 5.305' W; GPS Reading T1S R17E S21 E1/2 43.940433 -102.088417 GPS Reading Flowering N N 10 RM 256892 Kostel 2005 RM Polygonaceae Persicaria maculosa Gray RM-21978 Grace M. Kostel 9826 12 8 2005 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: ca 10 air mi SE of Wall. In wetland reservoir, soils are loam muck. 2600 ft. 43° 53.816' N, 102° 5.325' W; GPS Reading T2S R17E S4 South1/2 43.896933 -102.08875 GPS Reading Flowering and Fruiting N N 11 RM 274134 Lum 2001 RM Polygonaceae Persicaria maculosa Gray RM-22508 Luanne Lum 609 Michelle Wilson 6 7 2001 U.S.A. Wyoming Big Horn Bighorn Basin: SE of Wardel Reservoir dam, ca 13 air mi WSW of Basin and ca 16 air mi WSW of Greybull. Freshwater marsh. 4240 4265 ft. 44.3497° N, 108.2989° W; uncertainty 0.5 mi. T51N R95W S32 SW1/4 44.3497 -108.2989 1 mi. Flowering N RM0093764 N 12 RM 278622 Lum 2002 RM 936104 RM0102193 Polygonaceae Persicaria maculosa Gray RM-22638 Luanne Lum 4670 Michelle Wilson 22 7 2002 U.S.A. Wyoming Big Horn Bighorn Basin: along Shoshone River and Wyo Hwy 37, ca 0.5 air mi ENE of Lovell. Riparian. 3765 ft. 44.8612° N, 108.4604° W; uncertainty 0.5 mi. T56N R96W S6 SE1/4 44.8612 -108.4604 1 mi. Flowering and Fruiting N RM0102193 N 13 RM 278686 Lum 2002 RM 936103 RM0102000 Polygonaceae Persicaria maculosa Gray RM-22640 Luanne Lum 4734 Michelle Wilson 22 7 2002 U.S.A. Wyoming Big Horn Bighorn Basin: along Shoshone River, ca 1.5 air mi E of Byron. Riparian. 3940 ft. 44.8033° N, 108.4806° W; uncertainty 0.5 mi. T56N R97W S25 SE1/4 44.8033 -108.4806 1 mi. Flowering and Fruiting N RM0102000 N 14 RM 278803 Lum 2002 RM 803201 RM0100086 Polygonaceae Persicaria maculosa Gray RM-22643 Luanne Lum 4851 Michelle Wilson 23 7 2002 U.S.A. Wyoming Park Bighorn Basin: along Shoshone River W of Willwood Dam and County Road Riparian. 4410 4500 ft. 44.673° N, 108.9058° W; uncertainty 1 mi. T54N R100W S9 W1/2; R14, ca 125 air mi NE of Cody 44.673 -108.9058 1 mi. Flowering and Fruiting N RM0100086 N 15 RM 279825 Lum 2002 RM 936102 RM0101999 Polygonaceae Persicaria maculosa Gray RM-22676 Luanne Lum 5856 17 8 2002 U.S.A. Wyoming Big Horn Bighorn Basin: along Dry Creek and drainage canal, ca 8.5 air mi W of Greybull. Riparian. 4080 ft. 44.4944° N, 108.2182° W; uncertainty 0.5 mi. T52N R95W S12 NE1/4 44.4944 -108.2182 1 mi. Flowering and Fruiting N RM0101999 N 16 RM 292397 Massatti 2005 USFS 849809 USFS0032894 Polygonaceae Persicaria maculosa Gray RM-23808 Rob Massatti 3911 10 8 2005 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: less than 1 mi SE and SW of Black Mountain, ca 15 air mi W of Lander. Pond margin. 9190 9350 ft. 42.8316° N, 109.0284° W to 42.8297° N, 109.0537° W; GPS Reading T33N R102W S15 42.8316 -109.0284 NAD 83 GPS Reading Flowering N USFS0032894 N 17 RM 320648 Newton 2005 RM Polygonaceae Persicaria maculosa Gray RM-25092 Rachel Newton 2843 31 7 2005 U.S.A. Wyoming Goshen Wetlands and Adjacent Areas: Horse Creek, ca 8.5 air mi SW of Yoder. Submerged in slow-moving water. 4138 ft. 41.863° N, 104.1502° W; GPS Reading T22N R61W S23 E1/2 41.863 -104.1502 NAD 83 GPS Reading Fruiting N N 18 RM 320713 Newton 2005 RM Polygonaceae Persicaria maculosa Gray RM-25097 Rachel Newton 2900 31 7 2005 U.S.A. Wyoming Platte Wetlands and Adjacent Areas: Antelope Creek and pond formed by damming, ca 14 air mi NNW of Chugwater. Moist banks and flood plains. 4822 ft. 41.9406° N, 104.8982° W; GPS Reading T23N R67W S28 NW1/4 41.9406 -104.8982 NAD 83 GPS Reading Flowering N N 19 RM 321338 Newton 2005 RM Polygonaceae Persicaria maculosa Gray RM-25132 Rachel Newton 3461 11 8 2005 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Ocean Lake, ca 18 air mi NW of Riverton. Moist shoreline and flood plains. 5278 ft. 43.21° N, 108.6193° W; GPS Reading T3N R2E S27 NW1/4 43.21 -108.6193 NAD 83 GPS Reading Fruiting N N 20 RM 321353 Newton 2005 RM Polygonaceae Persicaria maculosa Gray RM-25133 Rachel Newton 3475 11 8 2005 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Ocean Lake, ca 16 air mi NW of Riverton. Moist shores and flood plains. 5293 ft. 43.1996° N, 108.5774° W; GPS Reading T3N R3E S31 NW1/4 43.1996 -108.5774 NAD 83 GPS Reading Fruiting N N 21 RM 321695 Newton 2005 RM Polygonaceae Persicaria maculosa Gray RM-25155 Rachel Newton 3783 3 9 2005 U.S.A. Wyoming Goshen Wetlands and Adjacent Areas: North Platte River, ca 4 air mi SE of Glendo. Moist flood plains. 4527 ft. 42.4671° N, 104.9466° W; GPS Reading T29N R68W S24 SE1/4 42.4671 -104.9466 NAD 83 GPS Reading Fruiting N N 22 RM 323861 Newton 2006 RM Polygonaceae Persicaria maculosa Gray RM-25255 Rachel Newton 5248 23 6 2006 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Boysen Reservoir, ca 7 air mi NNW of Shoshoni. Moist exposed mud flats. 4540 ft. 43.32742° N, 108.14038° W; GPS Reading T39N R94W S20 W1/2 of SE1/4 43.32742 -108.14038 NAD 83 GPS Reading Fruiting N N 23 RM 324846 Newton 2006 RM Polygonaceae Persicaria maculosa Gray RM-25297 Rachel Newton 6232 25 7 2006 U.S.A. Wyoming Hot Springs Wetlands and Adjacent Areas: Big Horn River, ca 4 air mi S of Thermopolis. Emergent in water immediately adjacent to river bank. 4525 ft. 43.58892° N, 108.2152° W; GPS Reading T42N R95W S24 W1/2 of SW1/4 43.58892 -108.2152 NAD 83 GPS Reading Fruiting N N 24 RM 324860 Newton 2006 RM Polygonaceae Persicaria maculosa Gray RM-25298 Rachel Newton 6246 25 7 2006 U.S.A. Wyoming Hot Springs Wetlands and Adjacent Areas: Big Horn River, ca 4 air mi S of Thermopolis. Along moist river bank. 4451 ft. 43.69176° N, 108.16403° W; GPS Reading T43N R94W S17 SE1/4 43.69176 -108.16403 NAD 83 GPS Reading Fruiting N N 25 RM 325034 Newton 2006 RM Polygonaceae Persicaria maculosa Gray RM-25307 Rachel Newton 6419 28 7 2006 U.S.A. Wyoming Weston [location and coordinates withheld] Moist spring outlet and creek banks. 4674 ft. Fruiting N N 26 RM 325289 Newton 2006 RM Polygonaceae Persicaria maculosa Gray RM-25320 Rachel Newton 6673 James Pray 8 8 2006 U.S.A. Wyoming Teton Wetlands and Adjacent Areas: Snake River, ca 6 air mi S of Jackson. Moist flood plains. 5977 ft. 43.38565° N, 110.75128° W; GPS Reading T40N R116W S33 N1/2 43.38565 -110.75128 NAD 83 GPS Reading Flowering N N 27 RM 325397 Non-WY Weeds RM 384505 Polygonaceae Persicaria maculosa Gray RM-25346 Blaine H. M. Mooers 1249 27 7 1986 U.S.A. Montana Roosevelt 2 km SW of Froid. Silt loam soil; 3% slope, WNW aspect; wet meadows range site that has not been grazed or hayed for at least 40 years; associated with Spartina sp. and Carex sp. 625 m. 48.3237° N, 104.5089° W; uncertainty 1 mi. T30N R55E S25 SW1/4 SW1/4 48.3237 -104.5089 1 mi. Flowering and Fruiting N N 28 RM 325501 Non-WY Weeds RM 76544 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by ? J.J. Brenkle. RM-25443 G. W. Turesson s.n. 5 9 1912 U.S.A. Washington Spokane Spokane, Wash. 47.6588° N, 117.426° W; uncertainty 9+ mi. 47.6588 -117.426 9 mi. Flowering and Fruiting N N 29 RM 325516 Non-WY Weeds RM 33698 Polygonaceae Persicaria maculosa Gray RM-25455 H. E. Brown s.n. 28 8 1896 U.S.A. Oregon Umatilla Near Milton. 1000 ft. 45.9326° N, 118.3877° W; uncertainty 1 mi. 45.9326 -118.3877 1 mi. Flowering and Fruiting N N 30 RM 325588 Non-WY Weeds RM 115948 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by J.J. Brenkle. RM-25514 J. M. Grant s.n. 7 1928 U.S.A. Washington Snohomish Marysville. Fields. 48.0762° N, 122.1671° W; uncertainty 1 mi. 48.0762 -122.1671 1 mi. Flowering and Fruiting N N 31 RM 325595 Non-WY Weeds RM 83923 Polygonaceae Persicaria maculosa Gray RM-25520 J. M. Grant s.n. 8 1915 U.S.A. Washington Clallam Sequim, Wash. Swamps. 48.0795° N, 123.1019° W; uncertainty 9+ mi. 48.0795 -123.1019 9 mi. Flowering and Fruiting N N 32 RM 325602 Non-WY Weeds RM 122018 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by S.J. Gray in 1940. RM-25527 J. W. Blankinship s.n. 20 9 1904 U.S.A. Montana Gallatin Bozeman: Experiment Station. 45.6797° N, 111.0386° W; uncertainty 1 mi. 45.6797 -111.0386 1 mi. Flowering and Fruiting N N 33 RM 325605 Non-WY Weeds RM 139920 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by S.J. Gray in 1940. RM-25530 J. W. Blankinship s.n. 25 9 1903 U.S.A. Montana Yellowstone Billings. Alkali flora. 45.7833° N, 108.5007° W; uncertainty 9+ mi. 45.7833 -108.5007 9 mi. Flowering and Fruiting N N 34 RM 325660 Non-WY Weeds USFS 451230 Polygonaceae Persicaria maculosa Gray RM-25582 R. B. Johnson 279 3 6 1931 U.S.A. Idaho Elmore Sawtooth National Forest: Shake Creek Ranger Station. Sandy loam soil; slight W slope; associated with Wheatgrass and Poa. 4700 ft. 43.6253° N, 115.1532° W; uncertainty 1 mi. T3N R11E S4 43.6253 -115.1532 1 mi. Flowering and Fruiting N N 35 RM 325710 Non-WY Weeds USFS 451291 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by Charles Feddema. RM-25622 Ralph Naas 3354 Dorothy Naas 30 7 1976 U.S.A. Washington Whatcom Newhalem, 1 mi W. Occasional annual on open, gravel, wet waste place type site, no other immediate vegetation. 500 ft. 48.6817° N, 121.2268° W; uncertainty 2 mi. 48.6817 -121.2268 2 mi. Flowering and Fruiting N N 36 RM 325795 Non-WY Weeds USFS 451279 Polygonaceae Persicaria maculosa Gray RM-25701 W. N. Sparhawk 31 20 7 1915 U.S.A. Idaho Boise Payette National Forest: Gallagher Flat. Moist loam soil; flat slope; associated with various weeds, grasses, and willows. 3400 ft. 44.0757° N, 115.7821° W; uncertainty 2 mi. 44.0757 -115.7821 2 mi. Flowering and Fruiting N N 37 RM 327225 Non-WY Weeds RM 706362 Polygonaceae Persicaria maculosa Gray RM-26943 Bonnie Heidel 2114 18 7 2001 U.S.A. Montana Big Horn Bighorn Canyon National Recreation: north shore of the Big Horn River below Afterby Dam. Occurs with Plantago major, Agrostis stolonifera, Juncus tenuis, Melilotus alba, Carex hystricina; on sandy alluvium along riverbank. 3180 ft. 45.3106° N, 107.918° W; uncertainty 1 mi. T6S R31E S16; NE1/4 45.3106 -107.918 1 mi. Common. Flowering and Fruiting N N 38 RM 327258 Non-WY Weeds RM 384505 Polygonaceae Persicaria maculosa Gray RM-26975 1249 Silt loam, 3% slope, WNW aspect; associated with Spartina sp. and Carex sp. Flowering and Fruiting N N 39 RM 327680 Non-WY Weeds USFS Polygonaceae Persicaria maculosa Gray RM-27351 Douglas C. Ingram 1246 12 9 1919 U.S.A. Oregon Josephine Siskiyou National Forest: Anderson ranch, Illinois River. Medium moist sandy hill loam on gentle E slope, edge of cultivated meadow. 1200 ft. 42.3729° N, 123.8251° W; uncertainty 9+ mi. 42.3729 -123.8251 9 mi. Flowering and Fruiting N N 40 RM 328100 Non-WY Weeds USFS 451210 Polygonaceae Persicaria maculosa Gray RM-27671 Frank B. Lenzie 521 18 8 1918 U.S.A. Washington Wenatchee National Forest: Moist sandy gravel soil within weed; associated with Carex, Mimulus, Epilobium. Frequent in abundance with general distribution, grazed by sheep. 1800 ft. 47.6941° N, 120.7228° W; uncertainty 1 mi. T25N R17E S4; T25N R17E S4 SW1/4 47.6941 -120.7228 1 mi. Flowering and Fruiting N N 41 RM 328129 Non-WY Weeds USFS 451235 Polygonaceae Persicaria maculosa Gray RM-27700 Fredrick G. Renner 1358 6 9 1928 U.S.A. Oregon Grant Malheur National Forest: Blue Mountain Hot Springs. Wet soil with Sedge, nettle, and thistle. 4300 ft. 44.3538° N, 118.5738° W; uncertainty 1 mi. 44.3538 -118.5738 1 mi. Flowering and Fruiting N N 42 RM 328216 Non-WY Weeds RM 76544 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by ? J.J. Brenkle. RM-27773 G.W. Turesson s.n. 5 9 1912 U.S.A. Washington Spokane Spokane, Wash. 47.6588° N, 117.426° W; uncertainty 9+ mi. 47.6588 -117.426 9 mi. Flowering and Fruiting N N 43 RM 328371 Non-WY Weeds RM 33698 Polygonaceae Persicaria maculosa Gray RM-27899 H.E. Brown s.n. 28 8 1896 U.S.A. Oregon Umatilla Near Milton. 1000 ft. 45.9326° N, 118.3877° W; uncertainty 1 mi. 45.9326 -118.3877 1 mi. Flowering and Fruiting N N 44 RM 328568 Non-WY Weeds RM 67295 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by Aven Nelson. RM-28063 J. Francis Macbride 312 28 6 1910 U.S.A. Idaho Canyon Falk's Store. Swampy places. 2200 ft. 43.6629° N, 116.6874° W; uncertainty 9+ mi. 43.6629 -116.6874 9 mi. Flowering and Fruiting N N 45 RM 328591 Non-WY Weeds RM Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by ? J.J. Brenkle. RM-26229 J. Francis Macbride 588 11 8 1910 U.S.A. Idaho Elmore Manyon Creek. Marshy land. 4000 ft. Flowering and Fruiting N N 46 RM 328761 Non-WY Weeds RM 115948 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by J.J. Brenkle. RM-28225 J.M. Grant s.n. 7 1928 U.S.A. Washington Snohomish Marysville. Fields. 48.0762° N, 122.1671° W; uncertainty 1 mi. 48.0762 -122.1671 1 mi. Flowering and Fruiting N N 47 RM 328768 Non-WY Weeds RM 83923 Polygonaceae Persicaria maculosa Gray RM-28231 J.M. Grant s.n. 8 1915 U.S.A. Washington Clallam Sequim, Wash. Swamps. 48.0795° N, 123.1019° W; uncertainty 9+ mi. 48.0795 -123.1019 9 mi. Flowering and Fruiting N N 48 RM 328774 Non-WY Weeds RM 122018 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by S.J. Gray in 1940. RM-28237 J.W. Blankinship s.n. 20 9 1904 U.S.A. Montana Gallatin Experiment Station, Bozeman. 45.6797° N, 111.0386° W; uncertainty 1 mi. 45.6797 -111.0386 1 mi. Flowering and Fruiting N N 49 RM 328777 Non-WY Weeds RM 139920 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by S.J. Gray in 1940. RM-28240 J.W. Blankinship s.n. 25 9 1903 U.S.A. Montana Yellowstone ?Billings - alkali flora. 45.7833° N, 108.5007° W; uncertainty 9+ mi. 45.7833 -108.5007 9 mi. Flowering and Fruiting N N 50 RM 328819 Non-WY Weeds USFS 451227 Polygonaceae Persicaria maculosa Gray RM-28278 James C. Whitham 1446-A 15 8 1932 U.S.A. Montana Gallatin Bozeman, near the Gallatin National Forest. Deep, black, fairly moist loam soil; level slope; associated with bluegrass; in open yards at edge. 4760 ft. 45.6797° N, 111.0386° W 45.6797 -111.0386 Common. Flowering and Fruiting N N 51 RM 328845 Non-WY Weeds USFS 451225 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by Robert F. Martin. RM-28304 James C. Whitham 1722 5 8 1934 U.S.A. Montana Sweetgrass Big Timber, near Absaroka National Forest. Along roadside in the edge of ditch; associated with grasses. 3700 ft. 45.8349° N, 109.9555° W; uncertainty 1 mi. 45.8349 -109.9555 1 mi. Common. Flowering and Fruiting N N 52 RM 329238 Non-WY Weeds RM 575629 Polygonaceae Persicaria maculosa Gray RM-28654 Mark Dixon 115a 17 8 1990 U.S.A. Idaho Owyhee Exposed mud flats. 43.3516° N, 116.6198° W; uncertainty 1 mi. T1S R2W S7; NE1/4; vicinity of USGS river transect 7L 43.3516 -116.6198 1 mi. Flowering and Fruiting N N 53 RM 329573 Non-WY Weeds USFS 451291 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by Charles Feddema. RM-28955 Ralph Naas 3354 D. Naas 30 7 1976 U.S.A. Washington Whatcom Newhalem, 1 mi W. Occasional annual on open, gravel, wet waste place type site, no other immediate vegetation. 500 ft. 48.6817° N, 121.2268° W; uncertainty 2 mi. 48.6817 -121.2268 2 mi. Flowering and Fruiting N N 54 RM 329610 Non-WY Weeds USFS 451230 Polygonaceae Persicaria maculosa Gray RM-28991 R.B. Johnson 279 3 6 1931 U.S.A. Idaho Elmore Sawtooth National Forest: Shake Creek Ranger Station. Sandy loam soil; slight W slope; associated with Wheatgrass and Poa. 4700 ft. 43.6253° N, 115.1532° W; uncertainty 1 mi. T3N R11E S4 43.6253 -115.1532 1 mi. Flowering and Fruiting N N 55 RM 330332 Non-WY Weeds USFS 451279 Polygonaceae Persicaria maculosa Gray RM-29476 W.N. Sparhawk 31 20 7 1915 U.S.A. Idaho Boise Payette National Forest: Gallagher Flat. Moist loam soil; flat slope; associated with various weeds, grasses, and willows. 3400 ft. 44.0757° N, 115.7821° W; uncertainty 2 mi. 44.0757 -115.7821 2 mi. Flowering and Fruiting N N 56 RM 336335 Porter RM 196570 RM0231083 Polygonaceae Persicaria maculosa Gray RM-30249 C. L. Porter 3522 30 8 1944 U.S.A. Wyoming Platte. Along Bluegrass Creek. In swampy places. 5300 ft. 41.8709° N, 105.2143° W; NAD 83, uncertainty 1 mi., Digital Map T22N R70W S22 and S23 41.8709 -105.2143 NAD 83 1 mi. Y Y Digital Map Located at the crossing of Bluegrass Creek and WY Hwy 34; near Sybille Creek; geo-locate.org. EL Flowers pink. Flowering and Fruiting N RM0231083 N 57 RM 339573 Porter RM 237080 RM0231084 Polygonaceae Persicaria maculosa Gray RM-31584 C. L. Porter 6414 18 8 1953 U.S.A. Wyoming Goshen Horse Creek, near Hawk Springs Reservoir. Stream bank. 4600 ft. 41.7095° N, 104.2209° W; NAD 83, uncertainty 2 mi., Digital Map T20N R61W S8 and S17 41.7095 -104.2209 NAD 83 2 mi. Digital Map Located at the crossing of a trail road and Horse Creek; ca 2 miles west of Hawk Springs Reservoir; ca 5.5 or 6 air miles SE of Hawk Springs; geo-locate.org. EL Flowering and Fruiting N RM0231084 N 58 RM 343767 Reif 2002 RM 813644 RM0121364 Polygonaceae Persicaria maculosa Gray RM-32848 Brian Reif 2587a 18 7 2002 U.S.A. New Mexico Rio Arriba Santa Fe National Forest and vicinity: Jemez Mountains: Arroyo de los Frijoles, 2.5 air mi W of Abiquiu. From corral at start of Barranca Trail 111 3.4 air mi S to Frijoles Spring. Riparian through canyon of soft sedimentary rock in pinyon/juniper woodland. Excised drainage choked with clover. 6013 7000 ft. 36° 12.605' N, 106° 21.445' W to 36° 11.985' N, 106° 21.67' W; GPS reading T23N R5E S24 SE1/4; also W1/2 S25, SE1/4 S26, S35, and T22N R5E S2 36.210083 -106.357417 GPS reading Flowering and Fruiting N RM0121364 N 59 RM 344734 Reif 2002 RM 813643 RM0121363 Polygonaceae Persicaria maculosa Gray RM-32879 Brian Reif 3453 8 8 2002 U.S.A. New Mexico Santa Fe Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Rio Frijoles Trail 154 just E of Santo Domingo de Cundiyo Land Grant, 8 air mi SE of Chimayo. SE in canyon along trail for 0.2 air mi from E edge of land grant. Riparian of river, and meadows, in canyon bottom with mixed conifer slopes. Canyon tightening upstream with encroachment of granitic cliffs. 7000 ft. 35° 56.278' N, 105° 52.398' W; GPS reading T20N R10E S27 NW1/4 35.937967 -105.8733 GPS reading Flowering and Fruiting N RM0121363 N 60 RM 345000 Reif 2002 RM 813642 RM0121380 Polygonaceae Persicaria maculosa Gray RM-32887 Brian Reif 3693 10 8 2002 U.S.A. New Mexico Santa Fe Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Rio Medio off Forest Road 436, E of the Santo Domingo de Cundiyo Land Grant and 7 air mi ESE of Chimayo. E along river 0.4 air mi to gate at narrowing of canyon. Canyon bottom a grazed, irrigated meadow next to riparian of river. Pinyon/juniper woodland slopes with granitic bluffs and cliffs. 6840 6880 ft. 35° 58.918' N, 105° 52.09' W to 35° 58.847' N, 105° 51.709' W; GPS reading T20N R10E S10 N1/2 35.981967 -105.868167 GPS reading Flowering and Fruiting N RM0121380 N 61 RM 353188 Reif 2003 RM 813641 RM0121379 Polygonaceae Persicaria maculosa Gray RM-33162 Brian Reif 9357 1 9 2003 U.S.A. New Mexico Sandoval Santa Fe National Forest and Vicinity: Jemez Mountains: Battleship Rock Trail 137 at McCauley Warm Springs, 5 air mi NNE of Jemez Springs. Warm springs and riparian drainage in ponderosa pine forest. 7300 7400 ft. 35.8222° N, 106.6281° W; GPS Reading T18N R3E S4 W1/2 35.8222 -106.6281 GPS Reading Flowering and Fruiting N RM0121379 N 62 RM 362200 RMHERB1 RM 751359 RM0231085 Polygonaceae Persicaria maculosa Gray RM-37179 Bonnie Heidel 2483 Amy Symstad 4 9 2003 U.S.A. Wyoming Goshen Southeastern Plains: Goshen Hole: Fort Laramie National Historic Site: south bank of Laramie River ca 1.2 air mi SW of Fort Laramie (town). River borders with saturated gravelly muck, slope 0%; Spartina pectinata - Scirpus pungens herbaceous vegetation; associated species are Agrostis stolonifera, Ambrosia psilostachya, Echinochloa muricata, Eleocharis palustris. 4220 ft. 42.2001° N, 104.5344° W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO! T26N R64W S27 SW1/4 NW1/4 42.2001 -104.5344 NAD 83 700 ft. N N Nat. Geog. TOPO! BEN Occasional. Fruiting N RM0231085 N 63 RM 364488 RMHERB1 RM 319033 RM0231154 Polygonaceae Persicaria maculosa Gray RM-38850 David L. Martin 1215 2 8 1978 U.S.A. Wyoming Big Horn Worland Bureau of Land Management District: S of Greybull River: S of Otto. Growing in low spots with water from irrigation ditch overflow 0.1-0.3 m deep; in a meadow of Hordeum jubatum. 4120 ft. 44.2773° N, 108.2384° W; uncertainty 0.5 mi. T50N R95W S26 NW1/4 44.2773 -108.2384 1 mi. Fruiting N RM0231154 N 64 RM 368626 Evert 1989 RM 579012 RM0059630 Polygonaceae Persicaria maculosa Gray RM-40537 Erwin F. Evert 18134 30 7 1989 U.S.A. Wyoming Park Southwestern Absaroka Mountains: Deer Creek Canyon, ca 3/4 mi W of canyon mouth; ca 44 mi SW of Cody. Along trail on south side of canyon on open, rocky, steep south facing slope with scattered limber pine and Douglas fir. Associated species include Elymus spicatus, Oryzopsis hymenoides, et. al. 7500 7600 ft. 44.1718° N, 109.624° W T49N R106W S33 44.1718 -109.624 Flowering N RM0059630 N 65 RM 371491 Evert 1984 RM Polygonaceae Persicaria maculosa Gray RM-41626 Erwin F. Evert 6862 7 7 1984 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: along south side of North Fork Shoshone River, ca 3/4 mi W of Wapiti, near the mouth of Rand Creek. In wet soil of irrigation seepage. 5600 ft. 44.4618° N, 109.483° W T52N R105W S22 NW1/4 44.4618 -109.483 N N 66 RM 371492 Evert 1984 RM 609401 RM0059631 Polygonaceae Persicaria maculosa Gray RM-41628 Erwin F. Evert 6862 7 7 1984 U.S.A. Wyoming Park Absaroka Mountains: North Fork Shoshone River Drainage: along south side of river, ca 3/4 mi W of Wapitti, near the mouth of Rand Creek. In wet soil of irrigation seepage. 5600 ft. 44.4618° N, 109.4824° W; uncertainty 0.5 mi. T52N R105W S22 NW1/4 44.4618 -109.4824 1 mi. Fruiting N RM0059631 N 67 RM 379264 RMHERB1 RM 544065 RM0231079 Polygonaceae Persicaria maculosa Gray RM-45307 Jan Pollet 584 26 8 1989 U.S.A. Wyoming Platte Along west bank of Glendo Reservoir, 3 road mi E of Glendo. Bank of reservoir, below Glendo Dam. 4714 ft. 42.4566° N, 105.0203° W; uncertainty 3 mi. T29N R68W S3; S24; and T30N R68W S28?) 42.4566 -105.0203 3 mi. Flowering N RM0231079 N 68 RM 379319 RMHERB1 RM 544059 RM0231078 Polygonaceae Persicaria maculosa Gray RM-18706 Jan Pollet 659 2 9 1989 U.S.A. Wyoming Platte North Platte River: S of U.S. Hwy 26, 0.5 road mi S of Guernsey. 4340 ft. 42.2549° N, 104.7443° W; uncertainty 1 mi. T26N R66W S2 42.2549 -104.7443 1 mi. Flowering N RM0231078 N 69 RM 3861 Taylor, Amy 1997 RM 649704 RM0231069 Polygonaceae Persicaria maculosa Gray RM-368 Amy J. Roderick 3196 4 8 1997 U.S.A. Wyoming Carbon Upper North Platte and Laramie River Drainages: Saratoga Lake E of Wyo Hwy 130, ca 1.2 air mi ENE of Saratoga; ca 18 air mi N of Encampment. Wetlands and disturbed gravelly area surrounding lake. 6775 ft. 41.4758° N, 106.7934° W; uncertainty 1 mi. T17N R84W S1 S1/2 41.4758 -106.7934 1 mi. Flowering and Fruiting N RM0231069 N 70 RM 387887 RMHERB1 RM 279864 RM0231082 Polygonaceae Persicaria maculosa Gray RM-50901 Richard W. Scott 591 2 8 1965 U.S.A. Wyoming Fremont Along the Popo Agie River; just S of Lander city limits. Overflow channel of the river. 5300 ft. 42.8101° N, 108.7477° W; uncertainty 2 mi. T33N R100W S25 42.8101 -108.7477 2 mi. Flowering N RM0231082 N 71 RM 390803 RMHERB1 RM 574772 RM0231075 Polygonaceae Persicaria maculosa Gray RM-52917 Robert D. Dorn 5384 19 9 1992 U.S.A. Wyoming Goshen Packer Lake. Lake shore with Polygonum lapathifolium, Scirpus. 4100 ft. 41.8988° N, 104.0565° W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO! T22N R60W S10 NE1/4 NE1/4 41.8988 -104.0565 NAD 83 700 ft. N N Nat. Geog. TOPO! BEN Fruiting N RM0231075 N 72 RM 394817 RMHERB1 RM 304739 RM0231076 Polygonaceae Persicaria maculosa Gray RM-55887 Ronald G. Schreibeis 1080 Valerie Schreibeis 23 8 1977 U.S.A. Wyoming Big Horn 8-9 mi W of Basin along the Greybull River. Uncommon in riparian zone near reservoir. 44.3786° N, 108.2182° W; uncertainty 1 mi. T51N R95W S24 44.3786 -108.2182 1 mi. N N Flowering N RM0231076 N 73 RM 395985 RMHERB1 RM 366542 RM0231153 Polygonaceae Persicaria maculosa Gray RM-56597 Steve Kilpatrick RH109 J. L. Robinson 9 6 1982 U.S.A. Wyoming Goshen Wyoming Game and Fish Department's Rawhide unit along the North Platte River, ca 3.3 air mi SE of Lingle, ca 6.8 air mi WNW of Torrington. Backwater area. 4100 ft. 42.1007° N, 104.306° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T25N R62W S33 NE1/4 NE1/4 42.1007 -104.306 NAD 83 0 mi. N N Nat. Geog. TOPO! BEN Flowering N RM0231153 N 74 RM 398464 WYNDD RM 602438 RM0231081 Polygonaceae Persicaria maculosa Gray RM-58235 Walter Fertig 14418 Jane Struttmann 17 8 1993 U.S.A. Wyoming Platte Southeastern Plains: ca 1.5 air mi W of I-25, adjacent to Brookie Road, north end of Wheatland. Fallow field dominated by Bromus inermis at edge of grove of Populus deltoides and Elaeagnus. 42.0972° N, 105.0184° W; uncertainty 0.5 mi. T25N R68W S33 SE1/4 42.0972 -105.0184 1 mi. Flowering N RM0231081 N 75 RM 398475 WYNDD RM 602043 RM0231077 Polygonaceae Persicaria maculosa Gray RM-58235 Walter Fertig 14442 Jane Struttmann 17 8 1993 U.S.A. Wyoming Platte Southeastern Plains: ca 1.5 air mi W of I-25, adjacent to Brookie Road, north end of Wheatland. Dry, sandy-gravelly roadside dominated by Echinochloa, Setaria. 42.0972° N, 105.0184° W; uncertainty 0.5 mi. T25N R68W S33 SE1/4 42.0972 -105.0184 1 mi. Flowering N RM0231077 N 76 RM 402788 RMHERB1 RM 354701 RM0231086 Polygonaceae Persicaria maculosa Gray RM-60584 Yoshiko Akashi 452 2 9 1982 U.S.A. Wyoming Fremont Riverton: W of Central Wyoming College apartments. 5140 ft. 43.0337° N, 108.4291° W; uncertainty 1 mi. T1N R4E S29 43.0337 -108.4291 1 mi. Flowering N RM0231086 N 77 RM 409848 RMRS RMRS 547 Polygonaceae Persicaria maculosa Gray RM-64945 J. J. Thornber 232 30 7 1903 U.S.A. Arizona Pima Fort Lowell. 2400 ft. Buds N N 78 RM 438617 South Dakota RM 346178 Polygonaceae Persicaria maculosa Gray RM-67480 Gary E. Larson 8600 Aquatic Plants class 4 9 1982 U.S.A. South Dakota Bennett LaCreek National Refuge, Cedar Creek. Sandy margin of creek in shallow water. 3090 ft. 43.0619° N, 101.6277° W; uncertainty 0.5 mi. T36N R37W S25 SW1/4 43.0619 -101.6277 1 mi. Common. Fruiting N N 79 RM 439322 South Dakota RM 107012 RM0231119 Polygonaceae Persicaria maculosa Gray 2. Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-67773 Herman E. Hayward 463 16 8 1926 U.S.A. South Dakota Fall River Hot Springs, Hot Brook Creek. Along creek gravel bars. 3470 3740 ft. 43.4519° N, 103.5093° W; uncertainty 2 mi. T7S R5E S10 43.4519 -103.5093 2 mi. Flowering N RM0231119 N 80 RM 459894 So Rocky Mts RM 128189 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-71072 Earl F. Castetter 724 11 8 1931 U.S.A. New Mexico Sandoval Jemez Mountains: La Cueva. Irrigation ditch. 7650 ft. 35.86299 -106.6363 NAD 83 1 mi. Y N Nat. Geog. TOPO! Flowering and Fruiting N N 81 RM 460130 So Rocky Mts RM 220091 Polygonaceae Persicaria maculosa Gray RM-79025 E. P. Killip 36781 3 9 1946 03 Sep 1946 U.S.A. Colorado El Paso Colorado Springs; suburbs southwest of city. Swampy soil. Flowering and Fruiting N N 82 RM 460171 So Rocky Mts USFS 451229 Polygonaceae Persicaria maculosa Gray RM-79057 E. R. Ware 195 20 9 1932 U.S.A. Colorado Garfield White River National Forest. On 5% west-facing slope in light sandy loam soil of open habitat with grasses: Poa, Dactylis and Populus, Trifolium. Distributed amongst ditches. 5800 ft. T6S R89W S9 Flowering and Fruiting N N 83 RM 460504 So Rocky Mts RM 117428 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-79297 Earl L. Johnston 1163 5 8 1927 05 Aug 1927 U.S.A. Colorado Weld Evans, CO. Flowering and Fruiting N N 84 RM 462756 So Rocky Mts RM 61425 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-71847 Francis Ramaley 3903 15 9 1907 U.S.A. Colorado Boulder Gaymor Lake. 5000 ft. Flowering and Fruiting N N 85 RM 463047 So Rocky Mts RM 23361 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-71921 Francis Ramaley A208 1 10 1900 U.S.A. Colorado Boulder Near Boulder. Flowering and Fruiting N N 86 RM 463174 So Rocky Mts RM 43030 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-71983 Frank Tweedy 5000 7 1902 July 1902 U.S.A. Colorado Boulder Near Boulder. Plains and foothills. 5000 6000 ft. N Flowering and Fruiting N N 87 RM 463855 So Rocky Mts RM 163437 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-80855 George E. Osterhout 1175 14 9 1896 U.S.A. Colorado Weld New Windsor, lake pasture. Flowering and Fruiting N N 88 RM 464206 So Rocky Mts RM 31102 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-72269 George E. Osterhout 2417 29 8 1901 U.S.A. Colorado Boulder Boulder. Flowering and Fruiting N N 89 RM 465052 So Rocky Mts RM 163438 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-72375 George E. Osterhout 4837 5 9 1912 U.S.A. Colorado Weld Windsor. Near river. Flowering and Fruiting N N 90 RM 465458 So Rocky Mts RM 163436 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-81219 George E. Osterhout 6070 29 8 1920 U.S.A. Colorado Weld West of Windsor, CO. Flowering and Fruiting N N 91 RM 465768 So Rocky Mts RM 163440 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-72273 George E. Osterhout 7365 22 8 1902 U.S.A. Colorado Weld New Windsor. Lake in my field. Flowering and Fruiting N N 92 RM 465769 So Rocky Mts RM 163439 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-72201 George E. Osterhout 7366 27 8 1897 U.S.A. Colorado Larimer Near Livermore. Flowering and Fruiting N N 93 RM 465941 So Rocky Mts RM 12273 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle in 1940. RM-80900 George E. Osterhout No number 9 9 1898 09 Sep 1898 U.S.A. Colorado Weld Windsor Flowering and Fruiting N N 94 RM 465960 So Rocky Mts RM 227658 Polygonaceae Persicaria maculosa Gray RM-72273 George E. Osterhout No number 22 8 1902 U.S.A. Colorado Weld New Windsor. Flowering and Fruiting N N 95 RM 465971 So Rocky Mts RM 312029 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by B. E. Nelson in 1979. RM-81376 George E. Osterhout No number 12 9 1931 U.S.A. Colorado Weld Windsor River. Flowering and Fruiting N N 96 RM 465982 So Rocky Mts RM 312175 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by B. E. Nelson in 1979. RM-81383 George E. Osterhout No number 11 9 1909 U.S.A. Colorado Weld Windsor Flowering and Fruiting N N 97 RM 465985 So Rocky Mts RM 312179 Polygonaceae Persicaria maculosa Gray RM-72201 George E. Osterhout No number 27 8 1897 U.S.A. Colorado Larimer Near Livermore. Flowering and Fruiting N N 98 RM 466969 So Rocky Mts RM 98737 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. F. Brenckle. RM-81859 Hazel M. Schmoll 1607 20 9 1924 U.S.A. Colorado Archuleta Piedra Swamp between willows. Flowering and Fruiting N N 99 RM 471027 So Rocky Mts RM 163434 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by Paul C. Standley. RM-84067 Paul C. Standley 5028 18 8 1908 U.S.A. New Mexico San Miguel Near Pecos. 6700 ft. 35.57419 -105.6756 NAD 83 1 mi. N N Nat. Geog. TOPO! Flowering and Fruiting N N 100 RM 471668 So Rocky Mts USFS 451280 Polygonaceae Persicaria maculosa Gray RM-74678 Ralph K. Gierisch 1098 2 8 1939 U.S.A. Colorado Saguache Rio Grande National Forest: La Garita Creek. On 5% east-facing slope in sandy soil of a meadow. Flowering and Fruiting N N 101 RM 473277 Philmont 1966 RM 283436 Polygonaceae Persicaria maculosa Gray RM-85575 Ronald L. Hartman 198 20 8 1966 U.S.A. New Mexico Colfax Philmont Scout Ranch, near Cimarron: just south of the Volunteer Training Center. In irrigation ditch in pasture. 6600 ft. 36.4562 -104.9488 NAD 83 0 mi. N N Nat. Geog. TOPO! Flowering and Fruiting N N 102 RM 473528 Philmont 1968 RM 299174 Polygonaceae Persicaria maculosa Gray RM-85679 Ronald L. Hartman 2505 27 7 1968 U.S.A. New Mexico Colfax Philmont Scout Ranch, near Cimarron: near Ranch Headquarters. Occasional along dirt road in meadow. 6600 ft. 36.4613 -104.9461 NAD 83 0 mi. N N Nat. Geog. TOPO! Flowering and Fruiting N N 103 RM 474428 So Rocky Mts USFS 451207 Polygonaceae Persicaria maculosa Gray RM-86260 Tibo Gallegos 431 16 8 1922 U.S.A. Colorado No county Cochetopa National Forest: Mill Creek Meadow. On level ground in deep clay of a meadow. 8000 ft. Flowering and Fruiting N N 104 RM 475342 Arizona/New Mexico USFS 451281 Polygonaceae Persicaria maculosa Gray RM-11471 W. R. Chapline, Jr. 640 21 8 1916 U.S.A. New Mexico Sierra Gila National Forest: bottom South Percha Creek. On level ground in clay loam soil with Grama, Bromus, Lycurus, Junegrass, Geranium and Senecio. Distributed in upper woodlands and Ponderosa pine. 7000 7200 ft. 32.8997 -107.75149 NAD 83 1 mi. Y N Nat. Geog. TOPO! Flowering and Fruiting N N 105 RM 476266 So Rocky Mts USFS 451228 Polygonaceae Persicaria maculosa Gray RM-87223 William O. Sander 25 29 6 1915 U.S.A. Colorado Saguache Cochetopa National Forest: Saguache. On level ground in black loam soil with grasses. 7740 ft. Flowering and Fruiting N N 106 RM 523304 Arizona/New Mexico USFS 451208 Polygonaceae Persicaria maculosa Gray RM-100780 Joseph Kramer 97 30 7 1924 U.S.A. New Mexico Catron Datil National Forest: Big Springs. Level slope; sandy flat soil; open bottomland; with weeds. 6500 ft. T5S R19W S32 Flowering and Fruiting N N 107 RM 523649 Arizona/New Mexico RM 74814 Polygonaceae Persicaria maculosa Gray Persicaria maculosa Gray
Annotated by J. J Brenkle in 1940. RM-7428 Leslie N. Goodding 894 26 8 1910 U.S.A. Arizona Cochise Huachuca Mountains: Miller Canyon. 5700 ft. T23S R20E S23 31.41669 -110.275 NAD 83 2 mi. N N Nat. Geog. TOPO! Flowering and Fruiting N N 108 RM 572139 Laramie Mountains RM 606975 RM0231218 Polygonaceae Persicaria maculosa Gray RM-18510 B. E. Nelson 17128 Jan Pollet 18 7 1989 U.S.A. Wyoming Platte Laramie Mountains: Cottonwood Creek above the falls, ca 23 air mi NW of Wheatland; ca 11 air mi ENE of Laramie Peak. Stream bank and bench. 5500 ft. 42.3128° N, 105.2539° W; uncertainty 2 mi. T27N R70W S16; also S15 42.3128 -105.2539 2 mi. Flowering and Fruiting N RM0231218 N 109 RM 572365 SE WY 1989 RM 606976 RM0231208 Polygonaceae Persicaria maculosa Gray RM-104657 B. E. Nelson 17332a Jan Pollet 19 7 1989 U.S.A. Wyoming Platte Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Sybille Creek off Wyo Hwy 310, Palmer Canyon Road, ca 6.7 air mi W of Wheatland. Stony sandbars. 4700 4740 ft. 42.0544° N, 105.0872° W T24N R69W S14 42.0544 -105.0872 Fruiting N RM0231208 N 110 RM 574710 SE WY 1978 RM 317433 RM0231217 Polygonaceae Persicaria maculosa Gray RM-104852 B. E. Nelson 2347 26 9 1978 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: ca 1-1.5 mi SW of Torrington, S of golf course along North Platte River. In gravelly soil in marshy area along river with Lycopus and Rumex. 4100 ft. 42.0549° N, 104.2132° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T24N R61W S17 NE1/4 42.0549 -104.2132 NAD 83 0 mi. N N Nat. Geog. TOPO! BEN Common. Flowering N RM0231217 N 111 RM 574910 SE WY 1978 RM 317434 RM0231197 Polygonaceae Persicaria maculosa Gray RM-104879 B. E. Nelson 2546 28 9 1978 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: UW Experimental Farm, ca 2.3 air mi NW of Torrington, ca 7.3 air mi SE of Lingle on U.S. Hwy 26. Along irrigation ditch with Rumex and Bidens. 4100 ft. 42.793° N, 104.2208° W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO! T24N R61W S5 SW1/4 42.793 -104.2208 NAD 83 700 ft. N N Nat. Geog. TOPO! BEN Abundant. Flowering N RM0231197 N 112 RM 580977 Bighorn Basin RM 648298 RM0231067 Polygonaceae Persicaria maculosa Gray RM-105381 B. E. Nelson 8594 23 7 1981 U.S.A. Wyoming Hot Springs Bighorn Basin: along the Big Horn River, ca 7 air mi NNE of Thermopolis; ca 1 air mi ENE of Lucerne. On mud flats along an overflow channel. 4300 ft. 43.7394° N, 108.1469° W; uncertainty 1 mi. T44N R94W S33 43.7394 -108.1469 1 mi. N RM0231067 N 113 RM 586544 Haines 1985 RM 389206 RM0231216 Polygonaceae Persicaria maculosa Gray RM-33305 June Haines 5486 Georgia Haines 12 8 1985 U.S.A. Wyoming Fremont Wind River Basin: Ocean Lake, east side, ca 3 air mi WSW of Midvale. Meadow at edge of lake. 5234 5280 ft. 43.2075° N, 108.5672° W T3N R3E S30; also T3N R2E S25 43.2075 -108.5672 Flowering N RM0231216 N 114 RM 638962 SE WY 1993 RM 606977 RM0231210 Polygonaceae Persicaria maculosa Gray RM-108325 B. E. Nelson 27545 26 7 1993 U.S.A. Wyoming Platte Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Wyo Hwy 270 between the cemetary and Quarry Road, ca 1.2 air mi ENE of Guernsey. At the end of a concrete drain. 4400 ft. 42.2703° N, 104.7239° W T27N R66W S36 NE1/4 42.2703 -104.7239 Flowering and Fruiting N RM0231210 N 115 RM 640674 SE WY 1993 RM 606978 RM0231211 Polygonaceae Persicaria maculosa Gray RM-108391 B. E. Nelson 29235 26 8 1993 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along the North Platte River ca 0.5-0.8 mi above the mouth of Wagon Hound Creek, ca 6.8 air mi S of Douglas. Wet area in old overflow channel and thickets along the edges. 4740 ft. 42.6569° N, 105.3725° W; uncertainty 1 mi. T31N R71W S16 N1/4 42.6569 -105.3725 1 mi. Fruiting N RM0231211 N 116 RM 641064 SE WY 1993 RM 606979 RM0231209 Polygonaceae Persicaria maculosa Gray RM-108408 B. E. Nelson 29616 31 8 1993 U.S.A. Wyoming Goshen Southern 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. Sand bars, muddy river bank, and low areas in the river bottom. 4140 ft. 42.1072° N, 104.3566° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T25N R62W S30 SW1/4 42.1072 -104.3566 NAD 83 0 mi. N N Nat. Geog. TOPO! BEN Flowering N RM0231209 N 117 RM 644436 SE WY 1994 RM 654746 RM0231073 Polygonaceae Persicaria maculosa Gray RM-108548 B. E. Nelson 33481 Tim Chumley and Robbin Romberg 4 8 1994 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Goshen Hole: Sinnard Reservoir and vicinity, ca 4.5 air mi WNW of Hawk Springs; ca 19 air mi SSW of Torrington. Marshy channel below the dam and wet meadows. 4350 4390 ft. 41.8077° N, 104.3478° W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO! T21N R62W S7 NE1/4 41.8077 -104.3478 NAD 83 700 ft. N N Nat. Geog. TOPO! BEN Flowering and Fruiting N RM0231073 N 118 RM 644535 SE WY 1994 RM 654747 RM0231074 Polygonaceae Persicaria maculosa Gray RM-108551 B. E. Nelson 33580 David Reilly 8 8 1994 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: along the Laramie River E of the fort ca 2.5 air mi WSW of Fort Laramie (town); ca 21 air mi WNW of Torrington. In slow water at the edge of the river. 4240 ft. 42.2004° N, 104.5421° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T26N R64W S28 NE1/4 42.2004 -104.5421 NAD 83 0 mi. N N Nat. Geog. TOPO! BEN Flowering and Fruiting N RM0231074 N 119 RM 644578 SE WY 1994 RM 654748 RM0231070 Polygonaceae Persicaria maculosa Gray RM-108554 B. E. Nelson 33622 8 8 1994 U.S.A. Wyoming Goshen Southern 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. In a slough. 4240 4260 ft. 42.1988° N, 104.5472° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO! T26N R64W S28 42.1988 -104.5472 NAD 83 1 mi. N N Nat. Geog. TOPO! BEN Flowering and Fruiting N RM0231070 N 120 RM 644843 SE WY 1994 RM 654749 RM0231071 Polygonaceae Persicaria maculosa Gray RM-108561 B. E. Nelson 33850 Tim Chumley and Robbin Romberg 11 8 1994 U.S.A. Wyoming Platte Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Chugwater Creek, ca 0.5 air mi N of Bordeaux, ca 9.5 air mi SE of Wheatland. Steep creek bank and sand bars. 4840 ft. 41.9373° N, 104.8377° W T23N R67W S25 NW1/4 41.9373 -104.8377 Flowering and Fruiting N RM0231071 N 121 RM 645629 SE WY 1994 RM 654750 RM0246417 Polygonaceae Persicaria maculosa Gray RM-108588 B. E. Nelson 34590 30 8 1994 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: along the North Platte River, ca 1 air mi SW of Fort Laramie (town); ca 20.5 air mi NW of Torrington. River bank and shore sand bars. 4220 ft. 42.2087° N, 104.5321° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T26N R64W S22 SW1/4 42.2087 -104.5321 NAD 83 0 mi. N N Nat. Geog. TOPO! BEN Flowering and Fruiting N RM0246417 N 122 RM 651167 SE WY 1994 RM 654751 RM0231072 Polygonaceae Persicaria maculosa Gray RM-109480 Timothy W. Chumley 288 24 8 1994 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Goshen Hole: along Horse Creek between County Road 180 and County Road 182, ca 1/2 air mi E of Hawk Springs, ca 19.3 air mi SSW of Torrington. Along open banks of creek, in grazed pasture and along irrigation ditches in the pasture. 4320 4340 ft. 41.791° N, 104.2552° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO! T21N R62W S13 E1/2 41.791 -104.2552 NAD 83 1 mi. N N Nat. Geog. TOPO! BEN Flowering and Fruiting N RM0231072 N 123 RM 660855 WY Black Hills RM 7527 RM0231080 Polygonaceae Persicaria maculosa Gray RM-109901 Aven Nelson 2532 29 7 1896 U.S.A. Wyoming Weston Cambria Canyon. 4400 5200 ft. 43.9078° N, 104.2086° W; uncertainty 3 mi. T45N R61W S5; also S8, S17; also S20; and T46N R61W S29 and S32 43.9078 -104.2086 3 mi. Buds N RM0231080 N 124 RM 661130 Marriott 1984 RM 379874 RM0231214 Polygonaceae Persicaria maculosa Gray RM-104300 B. E. Nelson 11799 12 9 1984 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: Jane Draw, ca 2.3 air mi NNE of Aladdin, ca 21 air mi NE of Sundance. Dry reservoir. 3600 ft. 44.6717° N, 104.1794° W; uncertainty 1 mi. T54N R61W S16 44.6717 -104.1794 1 mi. Flowering and Fruiting N RM0231214 N 125 RM 661325 Marriott 1984 RM 379873 RM0231213 Polygonaceae Persicaria maculosa Gray RM-104314 B. E. Nelson 11992b 16 9 1984 U.S.A. Wyoming Crook Black Hills: along Sand Creek, ca 0.7 air mi S of Beulah, ca 18.8 air mi NE of Sundance. Grassy stream bank and stream bottom. 3500 ft. 44.5392° N, 104.0989° W; uncertainty 1 mi. T53N R60W S31 44.5392 -104.0989 1 mi. Flowering and Fruiting N RM0231213 N 126 RM 666722 Marriott 1983 RM 379875 RM0231215 Polygonaceae Persicaria maculosa Gray RM-110598 Hollis Marriott 5161a 28 7 1983 U.S.A. Wyoming Crook Black Hills, Redwater Creek ca 2.2 air mi WNW of Beulah. Streambank 3600 44.5533° N, 104.1403° W T53N R61W S26 SE1/4 44.5533 -104.1403 Buds N RM0231215 N 127 RM 673313 Marriott 1983 RM 379872 RM0231212 Polygonaceae Persicaria maculosa Gray RM-111453 Ronald L. Hartman 16534 18 7 1983 U.S.A. Wyoming Crook Black Hills: Horse Creek, ca 12.5 air mi NNW of Aladdin. Creek bottoms and roadside; streamside. 3600 ft. 44.80278° N, 104.2842° W; uncertainty 2 mi. T56N R62W S34; also S35 44.80278 -104.2842 2 mi. N N Flowering N RM0231212 N 128 RM 706216 Legler 2007 RM 904847 RM0030531 Polygonaceae Persicaria maculosa Gray 1. Persicaria maculosa Gray
Annotated by Ben Legler on 4/20/2008. RM-119899 Ben Legler 7000 3 8 2007 U.S.A. Colorado Las Animas Vermejo Park Ranch: in Long Canyon 0.65 air mi N of mouth of Joe Baker Canyon; 1.1 air mi N of New Mexico and 15 air mi SW of Raton. Rocky bar adjacent to flowing stream, with Verbascum thapsus, Ambrosia, Ratibida columnifera, grasses. 6950 ft. 37° 0' 36.9" N, 104° 41' 56.6" W; WGS 84, uncertainty 6 m., GPS reading 37.01025 -104.6990556 WGS 84 6 m. GPS reading Tepals pink; occasional in moist gravelly soil on stream banks. Photographed. Flowering N VPR07234,VPR07235,VPR07236,VPR07238,RM0030531 N 129 RM 760514 Hallman 2009 USFS 884849 USFS0049949 Polygonaceae Persicaria maculosa Gray 2. Persicaria maculosa Gray
Annotated by B. E. Nelson in 2015.
1. Persicaria hydropiperoides (Michx.) Small. RM-119243 Hans Hallman 3308 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. Moist riparian area dominated by grasses. 3810 3830 ft. 45.8233° N, 104.4571° W; NAD 83, , GPS reading T1N R58E S24 SE1/4 45.8233 -104.4571 NAD 83 GPS reading Flowering and Fruiting USFS0049949 130 RM 806156 Missouri Plateau RM 521074 Polygonaceae Persicaria maculosa Gray RM-121493 Gary E. Larson 9150 13 7 1983 U.S.A. South Dakota Day Waubay National Wildlife Refuge: Spring Coulee. Bank at the edge of beaver pond. T123N R53W S16 SW1/4 Occasional. Flowering N N 131 RM 806157 Missouri Plateau RM 15158 Polygonaceae Persicaria maculosa Gray RM-141689 J. M. Bates s.n. 27 8 1898 U.S.A. Nebraska Brown Ainsworth. Accession number duplicated in database. Flowering and Fruiting N N 132 RM 806158 Missouri Plateau RM 18365 Polygonaceae Persicaria maculosa Gray RM-135211 J. M. Bates s.n. 16 9 1899 U.S.A. Nebraska Brown Long Pine. Flowering and Fruiting N N 133 RM 806159 Missouri Plateau RM 234812 Polygonaceae Persicaria maculosa Gray RM-127609 Harry Hapeman s.n. 4 7 1891 U.S.A. Nebraska Kearney Minden. Flowering and Fruiting N N 134 RM 825243 Charboneau 2011 RM Polygonaceae Persicaria maculosa Gray RM-142445 Joseph L. M. Charboneau 9394 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. Russian olive thicket. 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 Flowering and Fruiting N 135 RM 840161 Hallman 2009 USFS0050749 Polygonaceae Persicaria maculosa Gray 2. Persicaria maculosa Gray
Annotated by B. E. Nelson in 2015. This is probably Persicaria maculosa as the duplicate specimen at RM is that.
1. Persicaria hydropiperoides (Michx.) Small. RM-119243 Hans Hallman 3308 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. Moist riparian area dominated by grasses. 3810 3830 ft. 45.8233° N, 104.4571° W; NAD 83, , GPS reading T1N R58E S24 SE1/4 45.8233 -104.4571 NAD 83 GPS reading Flowering and Fruiting USFS0050749 136 RM 850306 Brummer 2012 RM Polygonaceae Persicaria maculosa Gray RM-152076 Lori E. Brummer 11720 10 9 2012 U.S.A. Colorado Delta Gunnison Gorge Wilderness: West River Trail from wilderness boundary S to where trail ends at cliff, ca 3/4 trail mi from wilderness boundary, ca 7.5 air mi SW of Hotchkiss. Riparian area in sparse pinyon/juniper/shrub/rock mix. 5140 5190 ft. 38.7489° N, 107.8367° W to 38.7559° N, 107.8321° W; NAD 83, , GPS reading T15S R93W S18 NW1/4 38.7489 -107.8367 NAD 83 GPS reading Flowering and Fruiting N 137 RM 852149 Heidel 2012 RM 909855 RM0061951 Polygonaceae Persicaria maculosa Gray RM-152644 Bonnie Heidel 3701 25 7 2012 U.S.A. Wyoming Fremont East Slope Wind River Mountains: Beauty Lake, 0.5 mi SE of Black Mountain, ca 16 mi W of Lander. Drawdown zone around lake, on moist sandy soil, with Eleocharis acicularis. 9175 ft. 661096E, 4743893N; NAD 83, Specimen Label T33N R102W S15 SW1/4 Common. Flowering and Fruiting N RM0061951 N 138 RM 854238 Irwin 2012 RM Polygonaceae Persicaria maculosa Gray RM-154208 Joshua J. Irwin 8768 20 7 2012 U.S.A. Idaho Lemhi Lemhi Valley: Lemhi Hole recreation site, 0.9 air mi N of Salmon. 25-75 individuals estimated in hydric soil within a forb dominated meadow, no slope, alluvial geology. 3921 ft. T22N R22E S32 45.18798 -113.89163 NAD 83 30 m. Flowering N N 139 RM 864305 Dorn 2013 RM 914569 RM0231198 Polygonaceae Persicaria maculosa Gray RM-154788 Robert D. Dorn 10732 27 7 2013 U.S.A. Wyoming Goshen Ca 4 mi NE of Lingle, along Rawhide Creek. Stream bank, with Carex and Rumex. 4300 ft. 42° 10.4' N, 104° 17' W; unknown, , Specimen Label 42.173333 -104.283333 unknown N GPS reading Flowers pink. Flowering N RM0231198 N 140 RM 87151 Refsdal 1994 Polygonaceae Persicaria maculosa Gray RM-13577 C. H. Refsdal 2323 2 8 1994 U.S.A. Utah Summit Southwestern Wyoming and Adjacent Utah: Flaming Gorge National Recreation Area: Little Hole, ca 4 air mi E of Dutch John, on the north side of the Green River. Shoreline. 5450 ft. T2N R23E S15 N1/2 40.9088 -109.3093 1 mi. Calc. from TRS Flowering N N 141 RM 87199 Refsdal 1994 Polygonaceae Persicaria maculosa Gray RM-13582 C. H. Refsdal 2365 Duane Atwood and Lucy Jordan 2 8 1994 U.S.A. Utah Daggett Southwestern Wyoming and Adjacent Utah: Grasshopper Island in the Green River, ca 11 air mi E of Dutch John. Shoreline. 5460 ft. T2N R23E S14 N1/2 40.9088 -109.2902 1 mi. Calc. from TRS Flowering N N 142 RM 87260 Refsdal 1994 Polygonaceae Persicaria maculosa Gray RM-13588 C. H. Refsdal 2418 Duane Atwood and Lucy Jordan 2 8 1994 U.S.A. Utah Daggett Southwestern Wyoming and Adjacent Utah: Browns Park: on the south side of Green River. Birch\Cornus at spring. 5500 ft. T2N R24E S19 SE1/4 40.8943 -109.252 1 mi. Calc. from TRS Flowering N N 143 RM 881267 Dorn 2014 RM 921600 RM0079604 Polygonaceae Persicaria maculosa Gray RM-156288 Robert D. Dorn 11534 11 8 2014 U.S.A. Wyoming Platte Rock Lake, ca 6 mi SW of Wheatland. Lake shore, with Trifolium and Potentilla. 5000 ft. 41° 59.3' N, 105° 1.6' W; unknown, , GPS reading 41.988333 -105.026667 unknown GPS reading Flowers pink; plant prostrate. Flowering N RM0079604 N 144 RM 883335 Brummer 2012 RM Polygonaceae Persicaria maculosa Gray RM-151883 Lori E. Brummer 11423b 27 8 2012 U.S.A. Colorado Mesa Plateau Creek at confluence with Big Wash, ca 1 mi E of the junction of Colo Hwy 65 and I-70, ca 17 air mi NE of Grand Junction. In creek cobbles. 5148 ft. 39.1808° N, 108.2738° W; NAD 83, , GPS reading T9S R97W S13 SE1/4 39.1808 -108.2738 NAD 83 GPS reading Flowering and Fruiting N 145 RM 906006 RMHERB2 RM 957874 RM0213611 Polygonaceae Persicaria maculosa Gray RM-451942 Carlos A. Popolizio 1094 Donald L. Hazlett 29 8 1996 U.S.A. Wyoming Platte Camp Guernsey: west shore of Guernsey Reservoir, ca 1.0 km NW of Stokes Siding. Gentle slope; lacustrine; sand; with Sagittaria cuneata, Populus, Polygonum spp. 1350 m. zone DMC, 513600E, 4685300N; unknown, GPS reading N Infrequent; decumbent, fibrous rooted herb; 5-7 dm tall; leaf dark blotch on center of leaf; with swollen node bases; corolla pink. Flowering N RM0213611 N 146 RM 906139 RMHERB2 RM 957872 RM0214082 Polygonaceae Persicaria maculosa Gray RM-451967 Carlos A. Popolizio 1026a Donald L. Hazlett 26 8 1996 U.S.A. Wyoming Platte Camp Guernsey: on south bank of North Platte River, ca 0.1 km S of Cantonment, ca 0.1 kn N of Oregon Trail. Gentle to modereate slope; riverine; sand; with Elaeagnus angustifolia, Melilotus officinalis, Eleocharis palustris, Carex, Scirpus spp.. 1450 m. 522000E, 4677600N; unknown, GPS reading N Locally common; erect to decumbent, rhizomatous herb; 4-6 dm tall; corolla pink. Flowering N RM0214082 N 147 RM 906143 RMHERB2 RM 957873 RM0214083 Polygonaceae Persicaria maculosa Gray RM-451992 Donald L. Hazlett 1190 Carlos A. Popolizio 7 9 1996 U.S.A. Wyoming Platte Camp Guernsey: on North Platte River, ca 3.2 km WNW of confluence with Guernsey Reservoir and ca 2.0 km NNE of Wendover. Level; riverine; sand; with Agrostis stolonifera, Verbasum thapsus, Rumex crispus, Juncus, Polygonum spp… 1450 m. zone DMC, 511350E, 4687850N; unknown, GPS reading N Common; erect, perennial herb; 2-4 dm tall; corolla cream. Flowering N RM0214083 N