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Selected Herbarium Specimen Details (243) Download

Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. R. Smith
Locality:USA. Florida. Leon Co.: 3.3 mi. W of the Jefferson County line along US 27. T1S, R2E, Sec. 4. 30º 25’ 0” N -83º -52’ -59” W
Description:Flowers whitish. Common
Habitat:Very moist roadside ditch.
Reproductive State:Flower
Collector:R. R. Smith 1436
Date:02 Jun 1967
Accession No:87204
Image:87204.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Charlotte Co.: Don Pedro State Recreation Area. Land Base. T41S, R20E, Sec. 34. 28º 58’ 0” N -82º -7’ 0” W
Habitat:Ditch, ruderal.
Reproductive State:Flower
Collector:S.W. Braem DP0211
Date:04 Nov 1999
Accession No:232945
Image:232945.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: L. Pardue
Locality:USA. Florida. Collier Co.: Land development E of Lake Trafford. 26º 12’ 39” N -81º -48’ -24” W
Habitat:Roadside near shallow swamp.
Reproductive State:Flower
Collector:R. W. Long 2761
  with J. Utley, L. Pardue
Date:18 Feb 1968
Accession No:82279
Image:82279.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: O. K. Lakela
Locality:USA. Florida. Collier Co.: Cross State Turnpike, Miles City, W of FL 29.
Habitat:Seasonally wet cypress [Taxodium] area with marginal Acer, Persea, Salix, epiphytes.
Reproductive State:Flower
Collector:O. K. Lakela 29873
  with J. De Boer
Date:27 May 1966
Accession No:74624
Image:74624.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Manatee Co.: Wingate Creek State Preserve. T35S, R22E, Sec. 7, SW¼ of NE¼ of NW¼.
Description:Leaves 0.5-1.5 cm wide, cilia of ocrea 1-7 mm long. 
Habitat:Depression marsh.
Reproductive State:Flower
Collector:C. Becker WC0316
  with B. Hattaway
Date:10 Sep 1997
Accession No:229226
Image:229226.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pinellas Co.: Clearwater, edge of On-Top-of-World golf course. 27º 57’ 54” N -82º -54’ -40” W
Reproductive State:Flower
Collector:P. Genelle 225
  with G. Fleming
Date:04 May 1970
Accession No:90750
Image:90750.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. fm. strigosum (Small) Stanford - Determined By: R. S. Mitchell
Locality:USA. Florida. Suwannee Co.: 5.4 mi. NW of Live Oak. 29º 15’ 0” N -82º -6’ 0” W
Habitat:Gum depression, peaty soil.
Reproductive State:Flower
Collector:R. K. Godfrey 59627
Date:03 Jun 1960
Accession No:20029
Image:20029.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Volusia Co.: Drudy Lake, 4 mi. SW of Pierson and FL 17. T15S, R28E, Sec. 2. 29º 14’ 21” N -81º -27’ -56” W
Habitat:In strand areas next to lake, soil well decomposed muck or sapric material.
Reproductive State:Flower
Collector:C. Slaughter 12000
  with C. Ware, T. Richardson
Date:21 Jun 2000
Accession No:227391
Image:227391.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. fm. strigosum (Small) Stanford - Determined By: R. S. Mitchell, 1960-1961
Polygonella setaceum Baldwin - Determined By: Robert Kral
Locality:USA. Florida. Lake Co.: 3 mi. SW of Astor Park. 29º 9’ 44” N -81º -31’ -31” W
Description:Flowers pink. Common
Habitat:Shallow, slowly flowing water of stream.
Reproductive State:Flower
Collector:R. Kral 7666
Date:05 Aug 1956
Accession No:2021
Image:2021.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. F. Hansen, Sep 2000
Polygonum persicaria L.
Locality:USA. Florida. Alachua Co.: Pond next to SW 34th Street at the corners of SW 34th and Williston Road, Gainesville. T6S, R19E, Sec. 3. 29º 39’ 5” N -82º -19’ -30” W
Description:Weed. Common
Habitat:Retention ponds.
Reproductive State:Flower
Collector:C. Slaughter 11177
  with J. Thompson
Date:13 Aug 1999
Accession No:226092
Image:226092.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. F. Hansen, 1999
Polygonum setaceum Baldwin
Locality:USA. Florida. Sarasota Co.: Pineview School, 1 Python Path, Osprey. 27º 11’ 17” N 82º 28’ 46” W
Description:Scandent herb; flowers creamy white. 
Habitat:Swampy, grassy area.
Reproductive State:Flower
Elevation:5 to 10 m
Collector:B. K. Holst 7157
  with W. Diaz, R. Rivero, V. Renard, E. Dunkelberger
Date:18 Nov 1998
Accession No:230220
Image:230220.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Sarasota Co.: Pineview School, 1 Python Path, Osprey. 27º 11’ 17” N 82º 28’ 46” W
Description:Herb, flowers white; branchlets reddish. 
Habitat:Moist, grassy area.
Reproductive State:Flower
Elevation:5 to 10 m
Collector:W. Diaz 3764
  with B.K. Holst, R. Rivero, V. Renard, E. Dunkelberger
Date:23 Dec 1998
Accession No:230305
Image:230305.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Sarasota Co.: T.J. Mabry Carlton Reserve. 27º 4’ 34” N 82º 20’ 8” W
Description:Sprawling herb, the stems rooting; petals white. 
Habitat:Forested wetland.
Reproductive State:Flower
Elevation:10 m
Collector:B. K. Holst 6362
  with N. Edmondson, Spring 98 interns
Date:17 Mar 1998
Accession No:230304
Image:230304.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Little Manatee River State Park. E loop of Mustang Trail. T32S, R19E, Sec. 25, SW¼ of SW¼. 27º 28’ 59” N -82º -10’ -59” W
Description:Emergent forb to 0.25 m. 
Habitat:Mesic flatwoods (seasonally wet drainage ditch).
Reproductive State:Flower
Collector:J. Myers 135
Date:09 Sep 1998
Accession No:233554
Image:233554.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: O. K. Lakela
Locality:USA. Florida. Hillsborough Co.: Dale Mabry, 0.25 mi. N of Waters Avenue.
Habitat:Sandy flats and shores of shallow lake; border on east and south sides shrubby [and a] small stream on the north side, near railroad tracks; [with] many cyperaceae (preanthesis).
Reproductive State:Flower
Collector:J. Patman 1059
Date:30 Mar 1961
Accession No:46225
Image:46225.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Levy Co.: T17S, R17E, Sec. 7.
Habitat:Wet pinelands.
Reproductive State:Flower
Collector:G. R. Cooley 6586
  with R.J. Eaton
Date:27 Apr 1959
Accession No:9681
Image:9681.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx. - Determined By: D. B. Ward
Locality:USA. Florida. Gilchrist Co.: Along FL 47, 3 mi. N of Trenton. T9S, R15E, Sec. 35. 29º 36’ 47” N -82º -49’ -3” W
Description:Perianth dark pink in bud, pale pink when open; dense local stand. 
Habitat:Moist ditch bottom, slash pine [Pinus elliottii] flatwoods.
Reproductive State:Flower
Collector:D. B. Ward 2665
  with E. West, A. Will
Date:31 May 1961
Accession No:35741
Image:35741.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. F. Hansen, Jun 2004
Polygonum persicaria L. - Determined By: L. A. Lathrop
Locality:USA. Florida. Brevard Co.: Fox Lake Farms. 28º 34’ 54” N 80º 51’ 27” W
Habitat:Disturbed wet scrub; soil sandy.
Reproductive State:Flower
Collector:L. A. Lathrop 138
Date:11 Jul 2003
Accession No:239018
Image:239018.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: N of Tampa, University of South Florida campus, northeast area. 27º 56’ 51” N -82º -27’ -30” W
Description:Dark spot on leaves. 
Habitat:Peat excavation area.
Reproductive State:Fruit
Collector:O. K. Lakela 10661
  with J. Patman
Date:15 Nov 1960
Accession No:22771
Image:22771.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Balm-Boyette Tract. 2.5 mi. SSE of Boyette. T31S, 421E, Sec. 16, NE¼ of SE¼. 27º 49’ 3” N -82º -13’ -21” W
Reproductive State:Flower
Collector:S. Landry s.n.
  with C. Vandaveer
Date:01 Dec 1994
Accession No:222179
Image:222179.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Flatwoods Park, 2 mi. (sld) N of Morris Bridge; ca. 9 mi. E of Lutz. T27S, R20E, Sec. 21, NE¼. 28º 9’ 4” N -82º -27’ -41” W
Habitat:Pine flatwoods.
Reproductive State:Flower
Collector:R. P. Wunderlin 10702
Date:25 Apr 1995
Accession No:221147
Image:221147.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Flatwoods Park, 2 mi. (sld) N of Morris Bridge; ca. 9 mi. E of Lutz. T27S, R20E, Sec. 21, NE¼. 28º 9’ 4” N -82º -27’ -41” W
Habitat:Wet area along creek.
Reproductive State:Flower
Collector:R. P. Wunderlin 10594
Date:22 Oct 1994
Accession No:221304
Image:221304.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Flatwoods Park, 2 mi. (sld) N of Morris Bridge; ca. 9 mi. E of Lutz. T27S, R20E, Sec. 21, NE¼. 28º 9’ 4” N -82º -27’ -41” W
Habitat:Pine flatwoods.
Reproductive State:Flower
Collector:R. P. Wunderlin 10672
Date:18 Apr 1995
Accession No:221172
Image:221172.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Balm-Boyette Tract. 2.0 mi. SSW of Boyette. T31S, R21E, Sec. 17, SE¼ of SE¼. 27º 49’ 3” N -82º -13’ -21” W
Reproductive State:Fruit
Collector:S. Landry s.n.
  with C. Vandaveer
Date:17 May 1995
Accession No:222126
Image:222126.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pinellas Co.: Brooker Creek Preserve. Ca. 4 mi. S of Tarpon Springs Road along powerline right-of-way. T27S, R16E, Sec. 36, SE¼ of SE¼. 29º 53’ 19” N -82º -19’ -57” W
Habitat:Wet area under powerline.
Reproductive State:Flower
Collector:B. F. Hansen 12571
  with R.P. Wunderlin, P. Dooris
Date:18 Nov 1993
Accession No:209250
Image:209250.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Along 30th Street [Bruce B. Downs Boulevard], 5 mi. N of Fletcher Avenue, Tampa. 27º 56’ 51” N -82º -27’ -30” W
Description:Pink flowers. 
Habitat:Low area of pine flatwoods.
Reproductive State:Flower
Collector:G. Winkler 71A
Date:06 Oct 1977
Accession No:129092
Image:129092.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Sarasota Co.: Little Salt Spring, North Port. T39S, R21E, Sec. 20, NW¼.
Habitat:Peat bog.
Reproductive State:Flower
Collector:J. Brown 546
  with A.N. Arcuri
Date:07 Jun 1977
Accession No:128469
Image:128469.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: E side of Dale Mabry, 0.5 mi. S of Lake Park.
Description:Emersed; pink flowers. Occasional
Habitat:Ditch.
Reproductive State:Flower
Collector:C. G. Wright 85
Date:24 Aug 1978
Accession No:135608
Image:135608.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Polk Co.: Vicinity of Fort Meade.
Reproductive State:Flower
Collector:O. E. Jennings s.n.
  with G.K. Jennings
Date:Apr 1923
Accession No:71841
Image:71841.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin
Locality:USA. Florida. Sarasota Co.: 1 mi. S of land fill on Bee Ridge Road after turn.
Description:Inflorescences pink. 
Habitat:Was pine - palmetto [Serenoa repens] scrub, now degraded palmetto scrub.
Reproductive State:Flower
Elevation:7 to 10 m
Collector:C. H. Dodson 4575
Date:17 Jul 1976
Accession No:136091
Image:136091.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Brevard Co.: N Merritt Island.
Habitat:Spartina bakeri marsh.
Collector:A.G. Shuey s.n.
  with J.E. Poppleton
Date:17 Apr 1975
Accession No:124663
Image:124663.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1989
Polygonum densiflorum Meisn.
Locality:USA. Florida. Hillsborough Co.: Dale Mabry Highway and Lutz/Lake Fern Road. 28º 9’ 4” N -82º -27’ -41” W
Reproductive State:Flower
Collector:V. Ducey 53
Date:23 May 1961
Accession No:198744
Image:198744.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Flagler Co.: Palm Coast. 28º 0’ 19” N -82º -27’ -2” W
Reproductive State:Flower
Collector:D. Tabb s.n.
Date:12 Jun 1978
Accession No:176684
Image:176684.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Clay Co.: At the junction of FL 224 and FL 220A, ca. 6 mi. NE of Middleburg. T4S, R25E, Secs. 26, 35. 30º 4’ 7” N -81º -51’ -37” W
Habitat:Roadside and wet ditch.
Reproductive State:Fruit
Collector:R. P. Sauleda 8299
  with D.K. Sauleda
Date:11 Jun 1983
Accession No:171710
Image:171710.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Polk Co.: Avon Park Bombing Range; Hard Luck Hammock. T32S, R31E, Sec. 25.
Habitat:Oak hammock.
Reproductive State:Flower
Collector:D. R. Lindsey 737
  with S. Upchurch
Date:05 Jun 1981
Accession No:168933
Image:168933.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Highlands Co.: Avon Park Bombing Range; ca. 1 mi. W of Van Eeghen Grade on S side of Ellis Grade. T33S, R30E, Sec. 26. 30º 55’ 0” N -85º -13’ -59” W
Habitat:Shallow, dry pond with tupelo [Nyssa sylvatica var. biflora] trees in center.
Reproductive State:Fruit
Collector:D. R. Lindsey 322
  with S. Upchurch
Date:24 Apr 1981
Accession No:168599
Image:168599.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Collier Co.: Corkscrew Swamp Sanctuary. 26º 28’ 0” N -81º -33’ 0” W
Habitat:Moist roadside ditch.
Reproductive State:Flower
Collector:P. Genelle 592
  with G. Fleming
Date:25 Mar 1971
Accession No:94800
Image:94800.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum setaceum Baldwin - Determined By: R. S. Mitchell, 1960-1961
Polygonum setaceum Baldwin
Locality:USA. Florida. Hernando Co.: Chinsegut Hill.
Description:Calyx white. 
Habitat:Moist ground in open pinewood.
Reproductive State:Flower
Collector:G. R. Cooley 6491
  with R.J. Eaton
Date:23 Apr 1959
Accession No:14600
Image:14600.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Marion Co.: T12S, R24E, Sec. 30, S½.
Description:Herb to 7.5 dm tall; flowers pink, leaves scabrous. Common
Habitat:Small pond just E of graded road, with Ludwigia, Sagittaria, Nymphaea.
Reproductive State:Flower
Collector:S. T. Cooper 860
  with D.L. Martin
Date:19 Sep 1975
Accession No:120925
Image:120925.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1980
Polygonum persicaria L.
Locality:USA. Florida. Manatee Co.: 1 mi. E of Sugar Bowl Road and 1.75 mi. N of FL 72 (S of Sandy, ca. 14 mi. W of Arcadia), part of Big Slough. 27º 16’ 0” N -82º -6’ 0” W
Habitat:Moist soil in open, herb dominated, former marsh area, badly altered by extensive draining and cattle grazing and now largely an Axonopus pasture.
Reproductive State:Flower
Collector:A.G. Shuey 2212
Date:08 May 1979
Accession No:140498
Image:140498.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pinellas Co.: Brooker Creek Preserve. Ca. 3 mi. NNE of Oldsmar. T28S, R16E, Sec. 1, NE¼. 28º 2’ 3” N -82º -39’ -54” W
Habitat:Wet pine flatwoods grading into cypress [Taxodium] head.
Reproductive State:Flower
Collector:B. F. Hansen 12086
  with R.P. Wunderlin, P. Dooris
Date:12 May 1993
Accession No:207701
Image:207701.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Escambia Co.: US 29, 6.4 mi. SSW of the Alabama State line at Canoe Creek; ca. 5 mi. S of Century. T5N, R31W, Sec. 26. 30º 58’ 23” N -87º -15’ -49” W
Habitat:Red soil on weedy river bank and in depressions.
Reproductive State:Fruit
Collector:B. F. Hansen 8074
  with J. Hansen
Date:13 Sep 1980
Accession No:151691
Image:151691.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Just W of Alderman Creek, ca. 0.5 mi. E of Gill Road and 0.5 mi. N of the Hillsborough-Manatee County line (N of Duette). T32S, R22E, Sec. 33. 27º 55’ 0” N -82º -21’ 0” W
Habitat:Small, shallow, man-made marsh; marsh made by excavating shallow, round depression and spreading into it topsoil with plants from a nearby natural marsh; material placed into artificial depression on 15 Jun 1978.
Reproductive State:Flower
Collector:A.G. Shuey 2330
Date:05 Oct 1978
Accession No:145883
Image:145883.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Hillsborough River State Park. 6 mi. S of Zephyrhills and 20 mi. NE of Tampa on US 301. T27S, R21E, Secs. 7, 8, 9. 27º 55’ 0” N -82º -21’ 0” W
Habitat:Pond margin.
Reproductive State:Flower
Collector:A. N. Arcuri 16
Date:01 Nov 1976
Accession No:147094
Image:147094.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hardee Co.: Ca. 0.5 mi. W of Highlands Hammock State Park; 13.5 mi. E of Zolfo Springs; 8 mi. WSW of Sebring. T34S, R27E, Sec. 36. 27º 22’ 0” N -81º -21’ 0” W
Habitat:Along wet ditch.
Reproductive State:Fruit
Collector:B. F. Hansen 4844
Date:07 Nov 1978
Accession No:145606
Image:145606.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Morris Bridge Well Field, Morris Bridge Road, East Cypress Marsh. 30º 42’ 0” N -85º -4’ 0” W
Reproductive State:Fruit
Collector:T. F. Rochow s.n.
  with M. Lopez
Date:25 Oct 1978
Accession No:141198
Image:141198.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: O. K. Lakela
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Polk Co.: Ca. 3 mi. SW of Highland City; vicinity of Atlantic Coastline Railroad, E of Lakeland-Highlands Road. T29S, R24E, Sec. 28. 28º 2’ 22” N -81º -56’ -59” W
Habitat:Disturbed white sand Pinus clausa scrub [and] spoil slope along drainage canal; open Pinus clausa (mature trees lacking), with Salix caroliniana, Myrica, Quercus geminata, Q. chapmanii, Lyonia lucida, L. ferruginea, etc.
Reproductive State:Flower
Collector:J. D. Ray, Jr. 10688
  with G.M. Riegler
Date:14 Apr 1961
Accession No:40705
Image:40705.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Manatee Co.: South Fork State Park. T33S, R21E, Sec. 7.
Description:Procumbent forb to 30 cm high. Occasional
Habitat:Bottomland forest.
Reproductive State:Flower
Collector:R. W. Owens SF0074
Date:18 Apr 1992
Accession No:207895
Image:207895.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Clay Co.: Along C-739, 0.5 mi. SW of the junction with C-209; ca. 6.5 mi. E of Middleburg. T5S, R25E, Sec. 39. 30º 4’ 7” N -81º -51’ -37” W
Habitat:Edge of maple [Acer rubrum] forest.
Reproductive State:Flower
Collector:R. P. Sauleda 5599
  with M. Ragan
Date:21 Jun 1981
Accession No:157578
Image:157578.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Clay Co.: Along FL 220, 0.5 mi. W of US 17; ca. 7 mi. N of Green Cove Springs. T4S, R26E, Sec. 32, SE¼ of SE¼.
Habitat:Pine flatwoods.
Reproductive State:Fruit
Collector:R. P. Sauleda 5570
  with M. Ragan
Date:21 Jun 1981
Accession No:157628
Image:157628.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Clay Co.: 2.5 mi. E of Middleburg, along FL 220, 1.5 mi. W of the junction with US 17. 30º 4’ 7” N -81º -51’ -37” W
Habitat:Wet pine flatwoods.
Reproductive State:Fertile
Collector:R. P. Sauleda 5374
  with M. Ragan
Date:31 May 1981
Accession No:157728
Image:157728.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx. - Determined By: N. C. Hend.
Locality:USA. Florida. St. Johns Co.: 11 mi. E of Hastings. 29º 43’ 4” N -81º -30’ -29” W
Habitat:Cypress [Taxodium] clearing.
Reproductive State:Flower
Collector:R. K. Godfrey 56959
  with W. Lindsey
Date:03 Jun 1958
Accession No:5542
Image:5542.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: R. S. Mitchell
Locality:USA. Florida. Okaloosa Co.: Along the Yellow River, 3.5 mi. W of Laurel Hill. 27º 7’ 49” N -82º -27’ -11” W
Habitat:Clearing of floodplain woodland.
Reproductive State:Flower
Collector:R. K. Godfrey 61347
Date:02 Aug 1961
Accession No:41434
Image:41434.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: R. S. Mitchell, 1960-1961
Locality:USA. Florida. Seminole Co.: Outskirts of Sanford. 28º 48’ 1” N -81º -16’ -23” W
Description:Flowers greenish-white. 
Habitat:Wet ditch of clear white sand.
Reproductive State:Flower
Collector:G. R. Cooley 7528
  with R.J. Eaton, J.D. Ray, Jr.
Date:03 May 1960
Accession No:19025
Image:19025.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: D. B. Ward
Locality:USA. Florida. Okaloosa Co.: Above dam of Brandt Pond, head of Swift Creek, 3 mi. N of Niceville. T1N, R22W, Sec. 30. 30º 30’ 27” N -86º -28’ -2” W
Description:Tepals white, green at base; leaves uniformly narrow; emergent from 2 dm water. Local
Reproductive State:Flower
Collector:D. B. Ward 7194
Date:07 Aug 1969
Accession No:103320
Image:103320.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Persicaria opelousana (Riddell) Small
Locality:USA. Florida. Pasco Co.: US 41, 2.3 mi. S of FL 52.
Habitat:Roadside.
Reproductive State:Flower
Collector:I. L. Wiggins 19605
Date:14 Apr 1965
Accession No:98124
Image:98124.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Osceola Co.: Along C-532, 7.8 mi. E of the junction with US 441/192; 4.7 mi. E of Lake Center. T25S, R32E, Sec. 34, NE¼ of NW¼.
Habitat:Wet roadside ditch in cypress [Taxodium] swamp.
Reproductive State:Fruit, Flower
Collector:B. F. Hansen 8567
  with G.L. Robinson
Date:14 Aug 1981
Accession No:156805
Image:156805.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Osceola Co.: E of junction with FL 532 on FL 17/92 along Reedy Creek across from Fletcher Park monument. T25S, R28E, Sec. 32. 29º 43’ 59” N -82º -58’ -59” W
Habitat:River floodplain
Reproductive State:Flower
Collector:R. P. Wunderlin 6598
  with J. Beckner, C. Patton, E. Traut
Date:30 Dec 1978
Accession No:138199
Image:138199.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Martin Co.: 0.3 mi. W of Turnpike along the N side of C-714.
Habitat:Wet pineland.
Reproductive State:Fruit
Collector:R. P. Sauleda 3197
Date:04 Nov 1979
Accession No:155195
Image:155195.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Gilchrist Co.: Ca. 3 mi. E of Trenton. 29º 36’ 47” N -82º -49’ -3” W
Description:Flowers pink. 
Habitat:Drying ditch along road.
Reproductive State:Flower
Collector:D. S. Correll 51692
  with H.B. Correll
Date:26 Apr 1981
Accession No:156116
Image:156116.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: 2.5 mi. N of Gowers Corner off US 41.
Description:Inflorescence reddish pink. Common
Habitat:Wet roadside margin of small cypress [Taxodium] pond.
Reproductive State:Flower
Collector:J. D. Ray, Jr. 9913
  with O. Lakela, J. Patman
Date:09 Aug 1960
Accession No:19585
Image:19585.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Polk Co.: Grimes Road, 3 mi. S of Polk City. T27S, R25E, Secs. 16, 17. 27º 57’ 0” N -81º -42’ 0” W
Reproductive State:Flower
Collector:G. Fehling 48
Date:29 Dec 1979
Accession No:155084
Image:155084.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: University of South Florida Ecological Research Area; S margin of swamp. T28S, R19E, Sec. 3. 28º 0’ 0” N -82º 0’ 0” W
Habitat:Wet ditch.
Reproductive State:Flower
Collector:D. Richardson 1071
Date:16 Jun 1983
Accession No:170779
Image:170779.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Sarasota Co.: Hidden Oaks Entrance 3, Bahia Vista Road between McIntosh and Cattleman's. 29º 26’ 55” N -82º -13’ -19” W
Description:Petals pink, sepals pink; achene ovoid, three angled; ochreae strigose, ciliate. 
Reproductive State:Flower
Collector:L. Cobb 26
Date:29 Jul 1979
Accession No:152190
Image:152190.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Miami-Dade Co.: SW corner of the junction of 123rd Avenue and SW 56th Street (Miller Drive). 29º 58’ 3” N -82º -27’ -57” W
Habitat:Disturbed wet prairie.
Reproductive State:Fruit
Collector:R. P. Sauleda 3170A
Date:03 Nov 1979
Accession No:155190
Image:155190.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Volusia Co.: On West Halifax Avenue (Maytown Road), 3.9 mi. from its junction with US 1 (Oak Hill). SW corner of John Low Grant. 28º 48’ 0” N -80º -57’ 0” W
Habitat:Roadside.
Reproductive State:Flower
Collector:G. Robinson 165
  with B.F. Hansen
Date:20 May 1981
Accession No:156550
Image:156550.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hernando Co.: Along US 41, 4 mi. N of Brooksville. 28º 33’ 18” N -82º -23’ -16” W
Habitat:Shallow roadside pond.
Reproductive State:Flower
Collector:J. D. Ray, Jr. 9379
Date:03 Sep 1959
Accession No:15928
Image:15928.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Charlotte Co.: E side of US 41, 2.2 mi. S of Punta Gorda city limits. T41S, R22E, Sec. 17, NW¼ of SW¼.
Habitat:Wet prairie.
Reproductive State:Fruit
Collector:R. P. Sauleda 3395
Date:21 Mar 1980
Accession No:156296
Image:156296.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: Along FL 54, 3 mi. W of US 41.
Habitat:Roadside ditch.
Reproductive State:Flower
Collector:G. Barthe 151
Date:01 Dec 1979
Accession No:154675
Image:154675.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum setaceum Baldwin - Determined By: Robert Kral
Locality:USA. Florida. Madison Co.: 8 mi. W of Greenville. 30º 28’ 9” N -83º -37’ -48” W
Habitat:Cypress [Taxodium] - pond pine [Pinus serotina] swamp.
Reproductive State:Flower
Collector:R. Kral 3751
Date:02 Nov 1956
Accession No:36077
Image:36077.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: SE of Tampa, 1 mi. N of US 301 and FL 674 intersection. 27º 56’ 51” N -82º -27’ -30” W
Habitat:Wet grassy border of cypress pond, with Myrica, Magnolia virginiana, Persea borbonia, Smilax, and pond cypress [Taxodium ascendens].
Reproductive State:Flower
Collector:J. D. Ray, Jr. 10067a
  with O. Lakela, J. Patman
Date:24 Aug 1960
Accession No:22513
Image:22513.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Along Brooker Creek near the bridge on Tarpon Springs-Lake Fern Road. 28º 1’ 59” N -82º -34’ 0” W
Habitat:Black gum Nyssa sylvatica var. biflora] - pond cypress [Taxodium ascendens] swamp.
Reproductive State:Flower
Collector:J. E. Poppleton 683
Date:15 Nov 1975
Accession No:122818
Image:122818.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1981
Polygonum setaceum Baldwin
Locality:USA. Florida. Flagler Co.: Along S side of FL 100, 3.4 mi. W of Bunnell. T12S, R29E, Sec. 12, SE¼ of SE¼. 29º 27’ 57” N -81º -15’ -28” W
Habitat:Roadside ditch in pine flatwoods.
Reproductive State:Flower, Fruit
Collector:B. F. Hansen 6661
  with R.P. Wunderlin, R.P. Sauleda, D.R. Richardson
Date:12 Oct 1979
Accession No:144355
Image:144355.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Highlands Co.: Avon Park Bombing Range; 0.25 mi. N of the south property boundary on Van Eeghen Grade, S of Fork in the Road. T34S, R30E, Sec. 1.
Habitat:Wet pinelands.
Reproductive State:Fruit
Collector:D. R. Lindsey 1010
  with S. Upchurch
Date:25 Sep 1981
Accession No:167759
Image:167759.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: Cypress Creek Wellfield, 0.4 mi. S of Seaboard Coastline Railroad (Marsh E). T25S, R19E, Sec. 14. 30º 42’ 0” N -85º -4’ 0” W
Habitat:Marshy area.
Reproductive State:Fruit
Collector:G. G. C. Robinson 230
Date:22 Jun 1981
Accession No:167459
Image:167459.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum setaceum Baldwin - Determined By: R. K. Godfrey
Locality:USA. Florida. Leon Co.: 2 mi. W of Tallahassee. 30º 26’ 17” N -84º -16’ -50” W
Description:Plant rooting at the nodes, forming clones; ca. 0.5 m high. 
Habitat:Wet bottomland of field.
Reproductive State:Flower
Collector:R. K. Godfrey 55830
Date:06 Aug 1957
Accession No:35893
Image:35893.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx. - Determined By: R. K. Godfrey
Locality:USA. Florida. Jackson Co.: Ocheesee Pond. 30º 34’ 32” N -85º -1’ 0” W
Description:Emergent. 
Habitat:Shallow water at edge of pond.
Reproductive State:Flower
Collector:L. E. Williams s.n.
Date:12 Apr 1957
Accession No:67103
Image:67103.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Lake Co.: N edge of Eustis. 28º 51’ 9” N -81º -41’ -7” W
Reproductive State:Fruit
Collector:R. F. Daubenmire s.n.
  with J. Daubenmire
Date:21 Jul 1990
Accession No:203362
Image:203362.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Lake Co.: Eustis, Trout Lake Nature Center. 28º 51’ 9” N -81º -41’ -7” W
Reproductive State:Fruit
Collector:R. F. Daubenmire s.n.
  with J. Daubenmire
Date:04 Jun 1989
Accession No:203217
Image:203217.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum setaceum Baldwin - Determined By: H. L. Blomquist
Locality:USA. Florida. Jefferson Co.: 2 mi. E of Monticello. 30º 32’ 42” N -83º -52’ -13” W
Habitat:Cypress [Taxodium] pond.
Reproductive State:Flower
Collector:R. K. Godfrey 53674
Date:16 Jul 1955
Accession No:2023
Image:2023.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1979
Polygonum punctatum Elliott
Locality:USA. Florida. Hillsborough Co.: Along FL 581, ca. 2 mi. N of University of South Florida. 28º 0’ 0” N -82º 0’ 0” W
Habitat:Wetland.
Reproductive State:Fruit
Collector:P. Jourdan s.n.
Date:09 Aug 1977
Accession No:131476
Image:131476.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1979
Polygonum punctatum Elliott
Locality:USA. Florida. Hernando Co.: Withlacoochee State Forest. Yankee Swamp. 28º 21’ 0” N -81º -49’ 0” W
Habitat:Cypress [Taxodium] bog.
Reproductive State:, Flower
Collector:P. Genelle 1860
  with G. Fleming
Date:20 May 1973
Accession No:105097
Image:105097.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: Werner-Boyce Salt Springs State Park. North portion of loop trail off Old Post Road. T25S, R16E, Sec. 29, NW¼ of NE¼.
Habitat:Shallow water of freshwater marsh in maritime hammock.
Reproductive State:Flower
Collector:C. vanHoek WB0195
  with S. Petty
Date:26 Sep 2002
Accession No:239502
Image:239502.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Leon Co.: At boat landing/picnic area along US 27 at Lake Jackson; ca. 8 mi. NW of Tallahassee. T2N, R1W, Sec. 32. 30º 26’ 17” N -84º -16’ -50” W
Habitat:Lake shore and adjacent weedy areas.
Reproductive State:Fertile
Collector:B. F. Hansen 11061
  with R.P. Wunderlin
Date:17 Jul 1986
Accession No:189597
Image:189597.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pinellas Co.: Clearwater Sewage Treatment Plant, FL 580; W end of cypress head, NW of sewage plant (Magnolia Creek collection). 27º 57’ 54” N -82º -54’ -40” W
Reproductive State:Flower
Collector:G. Fleming 4075
Date:21 May 1988
Accession No:196635
Image:196635.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Marion Co.: Ca. 1.4 mi. N of C-464 on NW 137th Avenue, ca. 3 mi. W of Fellowship. T14S, R20E, Sec. 19, NW¼. 29º 13’ 59” N -82º -16’ -59” W
Habitat:Wet pasture.
Reproductive State:Flower
Collector:R. P. Wunderlin 9862
  with B.F. Hansen, M. Van Etten
Date:18 Jul 1985
Accession No:187152
Image:187152.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Lee Co.: North Fort Myers, back of Tamiami Village. 25º 45’ 31” N -80º -23’ -54” W
Reproductive State:Fruit
Collector:E. Brown s.n.
Date:22 Oct 1985
Accession No:187983
Image:187983.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Levy Co.: 3.7 mi. E of US 19 on FL 24.
Reproductive State:Flower
Collector:M. E. Schmid A-394
Date:13 May 1984
Accession No:177693
Image:177693.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Morris Bridge Wellfield, 1.4 mi. N of Morris Bridge on FL 597 and 1 mi. W. T17S, R20E, Sec. 21.
Habitat:Wet roadside ditch.
Reproductive State:Fruit
Collector:R. P. Wunderlin 9526
Date:27 May 1984
Accession No:177607
Image:177607.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Morris Bridge Wellfield, 1.4 mi. N of Morris Bridge on FL 597 and 1 mi. W. T17S, R20E, Sec. 21.
Habitat:Wet roadside ditch.
Reproductive State:Flower, Fruit
Collector:R. P. Wunderlin 9527
Date:27 May 1984
Accession No:177627
Image:177627.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Flagler Co.: At Little Haw Creek, 0.5 mi. N of the Volusia County line along FL 11; ca. 5 mi. S of Codys Corner. T14S, R29E, Sec. 23, NE¼ of SE¼. 29º 4’ 59” N -81º -12’ 0” W
Habitat:Weedy roadside and creek bank at bridge.
Reproductive State:Flower
Collector:B. F. Hansen 9714
  with J. Hansen
Date:27 Sep 1983
Accession No:173857
Image:173857.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Highlands Co.: Highlands Ridge area, 6 mi. E of Avon Park on FL 64. 27º 22’ 0” N -81º -21’ 0” W
Reproductive State:Fruit
Collector:K. R. DeLaney s.n.
Date:05 Sep 1981
Accession No:172071
Image:172071.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Citrus Co.: Crystal River, Citrus Avenue and NE 3rd Street. 28º 52’ 0” N -82º -27’ 0” W
Reproductive State:Fruit
Collector:M. E. Schmid A-330
Date:05 Sep 1983
Accession No:176664
Image:176664.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Martin Co.: Hawk's Hammock Park, S of I-95, W of FL 76A, entrance from Markel Street, 1 mi. W of FL 76A, along the western boundary of the property. 0º 21’ 0” N 80º W
Description:Flowers white. Common
Habitat:Wet ditch.
Reproductive State:Flower, Fruit
Collector:S. W. Woodmansee 775
Date:25 Jul 2002
Accession No:236336
Image:236336.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Columbia Co.: Along FL 2, halfway between the Georgia State line and the Baker County line. T2N, R18E, Sec. 607, NE¼. 30º 19’ 59” N -82º -16’ -59” W
Habitat:Rodaside ditch in weedy, recently logged pine flatwoods, and around the edges of a small cypress [Taxodium] head.
Reproductive State:Fruit
Collector:B. F. Hansen 10158
  with G.L. Robinson
Date:11 Jul 1985
Accession No:181082
Image:181082.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Collier Co.: Fakahatchee Strand Preserve State Park. 2.1 mi. N of Copeland Fire Tower, 2 mi. Bend, Janes Scenic Drive. T42S, R29E, Sec. 1, NW¼. 25º 52’ 6” N -81º -29’ -21” W
Habitat:Near ditch in marl prairie roadside.
Reproductive State:Fruit
Collector:S. Cole FS0018
  with M. Owen
Date:07 Jun 1995
Accession No:236537
Image:236537.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. F. Hansen, Sep 2005
Polygonum densiflorum Meisn.
Locality:USA. Florida. Collier Co.: Fakahatchee Strand Preserve State Park. T49S, R29E, Sec. 34. 25º 52’ 6” N -81º -29’ -21” W
Habitat:Marsh.
Reproductive State:Fruit
Collector:E. Hersch FS0063
Date:27 Feb 1998
Accession No:241968
Image:241968.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Okaloosa Co.: Just E of Milligan, along the Yellow River just S of the US 90 bridge. 30º 45’ 0” N -86º -37’ -59” W
Habitat:Low ground.
Reproductive State:Flower
Collector:G. Wilhelm 11642
Date:15 Aug 1983
Accession No:180537
Image:180537.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: W side of US 301, 0.2 mi. N of the Pasco/Hillsborough County line. 28º 19’ 29” N -82º -20’ -13” W
Description:Red and white flowers. 
Habitat:Near a wet roadside ditch.
Reproductive State:Flower
Collector:E. E. Wise s.n.
Date:12 Oct 1986
Accession No:191315
Image:191315.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: D. B. Ward
Locality:USA. Florida. Baker Co.: Along FL 231, 1.8 mi. N of the Union-Baker County line; 3.4 mi. S of Olustee. T4S, R19E, Sec. 10. 30º 12’ 14” N -82º -25’ -43” W
Description:Perianth pink; plants forming dense stands. 
Habitat:Shallow water of stagnant ditch.
Reproductive State:Flower
Collector:D. B. Ward 4105
  with S.S. Ward
Date:06 Sep 1964
Accession No:62046
Image:62046.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. A. Hattaway
Locality:USA. Florida. Citrus Co.: Fort Cooper State Park. T19S, R20E, Sec. 28, SE¼.
Habitat:Lake edge in basin marsh.
Reproductive State:Fruit
Collector:R. A. Hattaway FC0148
Date:29 Aug 2000
Accession No:235420
Image:235420.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Broward Co.: 26º 9’ 6” N -80º -27’ -21” W
Reproductive State:Fruit
Collector:T. R. Alexander s.n.
Date:Nov 1974
Accession No:181250
Image:181250.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Lake Co.: 4 mi. N of Altoona. 28º 57’ 56” N -81º -38’ -55” W
Habitat:Roadside marsh.
Reproductive State:Fertile
Collector:R. F. Daubenmire s.n.
  with J. Daubenmire
Date:17 Apr 1978
Accession No:180269
Image:180269.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Alachua Co.: Paynes Prairie Preserve State Park. S of Gainesville; S side of basin, W of US 441; 0.5 mi. NW of gate on US 441 and S edge of basin. T11S, R20E, Land grant #1. 29º 39’ 5” N -82º -18’ -38” W
Description:Decumbent herb; tepals pink. 
Habitat:Wet meadow of Panicum hemitomon.
Reproductive State:Flower
Collector:J. Easterday Patton 538
Date:20 Jun 1981
Accession No:170177
Image:170177.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1978
Locality:USA. Florida. Manatee Co.: Along Myakka River in section 32, 1 mi. N of Myakka [River] State Park; 300 m from end of river road. 27º 19’ 59” N -82º -9’ 0” W
Description:Procumbent herb to 30 cm tall; flowers pink. 
Reproductive State:Flower
Elevation:5 m
Collector:C. H. Dodson 4859
Date:04 Oct 1978
Accession No:242929
Image:242929.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jul 1978
Polygonum hydropiperoides Michx. - Determined By: H. E. Ahles
Locality:USA. Florida. Gilchrist Co.: Along FL 26, 7 mi. E of Trenton. 29º 36’ 47” N -82º -49’ -3” W
Habitat:Ditch.
Reproductive State:Fertile
Collector:A. E. Radford 8326
Date:09 Apr 1955
Accession No:41277
Image:41277.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. subsp. opelousanum (Riddell ex Small) W. Stone - Determined By: Shuey, A. G.
Locality:USA. Florida. Brevard Co.: North Merritt Island, aLong road leading E off Happy Creek Road, 0.3 mi. N of bend. T21S, R37E, Sec. 31, SE¼.
Habitat:Ruderal, ditch.
Reproductive State:Flower
Notes:Sheet 1 of 2.
Collector:A.G. Shuey M1267
Date:s.d.
Accession No:119793
Image:119793.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. subsp. opelousanum (Riddell ex Small) W. Stone - Determined By: Shuey, A. G.
Locality:USA. Florida. Brevard Co.: North Merritt Island, aLong road leading E off Happy Creek Road, 0.3 mi. N of bend. T21S, R37E, Sec. 31, SE¼.
Habitat:Ruderal, ditch.
Reproductive State:Flower
Collector:A.G. Shuey M1267
Date:01 Jul 1973
Accession No:118913
Image:118913.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum setaceum Baldwin
Locality:USA. Florida. Polk Co.: Bartow, at Peace River Peat Bog site, N of Homeland Garfield Road. 27º 49’ 4” N -81º -49’ -28” W
Reproductive State:Fruit
Collector:N. H. Chevalier 17
Date:Jul 1971
Accession No:97435
Image:97435.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Citrus Co.: Chassahowitzka, FL 480. 28º 42’ 0” N -82º -34’ 0” W
Habitat:Hardwood swamp.
Reproductive State:Flower
Collector:P. Genelle 1555
  with G. Fleming
Date:04 Sep 1972
Accession No:102309
Image:102309.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Sarasota Co.: Pineview School, 1 Python Path, Osprey; along northern edge of school drive and athletic fields. 27º 11’ 17” N 82º 28’ 46” W
Description:Herb with sprawling, rooting stems; flowers white. 
Habitat:Wet grassland.
Reproductive State:Fruit
Elevation:5 to 10 m
Collector:B. K. Holst 6201
  with R. Rivero, V. Renard
Date:06 Nov 1997
Accession No:222698
Image:222698.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Charlotte Co.: 1 mi. N of the junction of FL 74 and FL 31 near Bermont. 26º 55’ 59” N -81º -45’ 0” W
Habitat:Moist to wet roadside.
Reproductive State:Flower
Collector:R. P. Wunderlin 6307
  with A.N. Arcuri, B.F. Hansen
Date:29 Oct 1978
Accession No:138707
Image:138707.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: N end of Lake Armistead.
Habitat:Wet, mucky soil beneath scattered cypress [Taxodium] trees.
Reproductive State:Flower
Collector:R. P. Wunderlin 5553
  with J.E. Poppleton
Date:28 Mar 1976
Accession No:122792
Image:122792.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Manatee Co.: Side road off FL 64, 20 mi. E of Bradenton. 27º 29’ 56” N -82º -34’ -29” W
Habitat:Along deep irrigation drainage ditch.
Reproductive State:Flower
Collector:P. Genelle 2041
  with G. Fleming
Date:27 Apr 1975
Accession No:119647
Image:119647.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum opelousanum Riddell ex Small - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Sumter Co.: Withlacoochee Development Project. 28º 21’ 0” N -81º -49’ 0” W
Description:Flowers pink in bud to white in full flower. 
Habitat:Floor of longleaf pine [Pinus palustris] forest.
Reproductive State:Flower
Collector:G. R. Cooley 8027
  with A.S. Pease, O. Lakela
Date:05 Apr 1961
Accession No:27391
Image:27391.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hernando Co.: Margin of Lake McKethan. T21S, R20E, Sec. 19.
Reproductive State:Flower
Collector:G. R. Cooley 7228
  with R.J. Eaton, J.D. Ray, Jr.
Date:29 Sep 1959
Accession No:20744
Image:20744.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Lake Park.
Habitat:Edge of pond.
Reproductive State:Fruit
Collector:S. Mortellaro 75
Date:16 Jul 1976
Accession No:131318
Image:131318.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Hillsborough River State Park. 6 mi. S of Zephyrhills and 20 mi. NE of Tampa on US 301; along Pine Flatwoods pathway proceeding S from entrance. T27S, R21E, Secs. 7, 8, 9. 27º 55’ 0” N -82º -21’ 0” W
Reproductive State:Fruit
Collector:A. N. Arcuri 242
Date:30 May 1977
Accession No:135954
Image:135954.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Hillsborough River, 0.25 mi. downstream from Morris Bridge Road. 27º 55’ 0” N -82º -21’ 0” W
Reproductive State:Fruit
Collector:S. Mortellaro 219
  with C. Mortellaro
Date:10 Oct 1978
Accession No:136742
Image:136742.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum punctatum Elliott
Locality:USA. Florida. Palm Beach Co.: Palm Beach Junior College, 2 mi. W of Lake Worth. 27º 56’ 21” N -82º -23’ -52” W
Habitat:Wet prairie, altered with white sand and sandy loam fill.
Reproductive State:Fruit
Collector:W. L. McCart 9429
Date:18 Dec 1967
Accession No:90475
Image:90475.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1979
Polygonum persicaria L. - Determined By: Shuey, A. G.
Locality:USA. Florida. Brevard Co.: North Merritt Island. T21S, R36E, Sec. 21, SE¼.
Habitat:Edge of Spartina marsh where it occasionally dries up.
Reproductive State:Flower
Collector:A.G. Shuey M0340
Date:29 Mar 1973
Accession No:119794
Image:119794.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1979
Polygonum persicaria L.
Locality:USA. Florida. Manatee Co.: Ca. 0.8 mi. W of FL 37 and 0.5 mi. S of the Manatee-Hillsborough County line, NE of Duette. T33S, R22E, Sec. 2, SW¼. 27º 29’ 47” N -82º -32’ -22” W
Habitat:Small, herb-dominated, flatwoods marsh.
Reproductive State:Fruit
Notes:Sheet 1 of 2.
Collector:A.G. Shuey 2030
Date:12 Jul 1978
Accession No:134201
Image:134201.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Clay Co.: Along FL 21 at Mill Creek, 0.3 mi. NE of the junction with FL 215; ca. 2 mi. SW of Middleburg. T5S, R24E, Sec. 22, NE¼ of SW¼. 30º 4’ 7” N -81º -51’ -37” W
Habitat:Roadside ditch, dry to wet.
Reproductive State:Flower
Collector:B. F. Hansen 6518
  with R.P. Wunderlin, R.P. Sauleda, D.R. Richardson
Date:12 Oct 1979
Accession No:144555
Image:144555.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. P. Wunderlin, 1979
Polygonum persicaria L.
Locality:USA. Florida. Manatee Co.: Ca. 0.8 mi. W of FL 37 and 0.5 mi. S of the Manatee-Hillsborough County line, NE of Duette. T33S, R22E, Sec. 2, SW¼. 27º 29’ 47” N -82º -32’ -22” W
Habitat:Small, herb-dominated, flatwoods marsh.
Reproductive State:Flower
Notes:Sheet 2 of 2.
Collector:A.G. Shuey 2030
Date:12 Jul 1978
Accession No:134202
Image:134202.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Polk Co.: Avon Park Bombing Range; along Arbuckle Creek, ca. 0.5 mi. WNW of Forestry Office. T32S, R30E, Sec. 31.
Reproductive State:Flower
Collector:D. R. Lindsey 609
  with S. Upchurch
Date:22 May 1981
Accession No:168154
Image:168154.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx. fm. strigosum (Small) Stanford - Determined By: R. S. Mitchell, 1960-1961
Polygonum hydropiperoides Michx. subsp. opelousanum (Riddell ex Small) W. Stone - Determined By: S. R. Harrison
Locality:USA. Florida. Jefferson Co.: 4 mi. E of Monticello. 30º 32’ 42” N -83º -52’ -13” W
Habitat:Exsiccated cypress [Taxodium] pond.
Reproductive State:Flower
Collector:R. K. Godfrey 54892
  with R. Kral
Date:24 Jun 1956
Accession No:36579
Image:36579.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum punctatum Elliott
Locality:USA. Florida. Hillsborough Co.: University of South Florida Golf Course. 28º 0’ 0” N -82º 0’ 0” W
Habitat:Wet soil near pond.
Reproductive State:Fruit
Collector:A. N. Arcuri 11
Date:14 May 1974
Accession No:112465
Image:112465.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Jackson Co.: FL 271 at Patrick Place near Neals Landing, Lake Seminole, N of Sneads. 30º 42’ 27” N -84º -55’ -27” W
Habitat:Weedy pond.
Reproductive State:Flower
Collector:S. B. Jones 23629
  with J. Stutts, A. Gholson
Date:05 Sep 1979
Accession No:163707
Image:163707.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Duval Co.: 0.5 mi. N of C-228, 1.5 mi. W of FL 301, ICI Development Property. T3S, R23E, Sec. 29.
Habitat:Well cut-over pine flatwoods.
Reproductive State:Flower, Fruit
Collector:C. Slaughter 15794
  with M. Minno
Date:14 Aug 2007
Accession No:244780
Image:244780.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Osceola Co.: Adjacent to a small unnamed creek, Bull Creek Wildlife Management Area, 22 mi. W of I-95, 4 mi. E of the US 441 and US 192 intersection, via Crabgrass Road. T28S, R34E, Sec. 21.
Habitat:Small cabbage palm [Sabal palmetto] - mixed hardwood hammock.
Reproductive State:Flower
Collector:C. Slaughter 15679
Date:12 Jun 2007
Accession No:245090
Image:245090.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hamilton Co.: Along C-6, 6.5 mi. E of Jasper. T2N, R15E, Sec. 31, SE¼ of SE¼. 30º 31’ 5” N -82º -56’ -53” W
Habitat:Swampy thicket.
Reproductive State:Flower
Collector:B. F. Hansen 13282
  with J. Hansen
Date:13 Jun 2008
Accession No:245595
Image:245595.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. DeSoto Co.: Deep Creek (Southwest Florida Water Management Division property), ca. 900 ha on W side of Peace River, ca. 4.5 km NE of the junction of I-75 and Kings Highway (C-769). 27º 2’ N 82º W
Habitat:Open, marshy site in hammock.
Reproductive State:Flower
Collector:A. R. Franck 913
Date:15 Sep 2008
Accession No:246825
Image:246825.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Hillsborough River State Park. Model Dairy Farm in wet pond edge. T27S, R21E, Sec. 18, SW¼ of NW¼ of NE¼. 27º 55’ 0” N -82º -21’ 0” W
Habitat:Ruderal.
Reproductive State:Fruit
Collector:A. Bishop HR0211
  with K. Alvarez
Date:15 Jul 2004
Accession No:247609
Image:247609.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: Starkey Wilderness Park. 2.5 mi. NNW of Odessa. T26S, R17E, Sec. 17, SW¼ of NE¼. 28º 11’ 38” N -82º -35’ -30” W
Habitat:Dome swamp.
Reproductive State:Flower
Collector:E. M. Ferguson 114
Date:27 May 2003
Accession No:249514
Image:249514.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: Starkey Wilderness Park. 2.5 mi. NNW of Odessa. T26S, R17E, Sec. 16, NW¼ of NW¼. 28º 11’ 38” N -82º -35’ -30” W
Habitat:Dome swamp.
Reproductive State:Flower
Collector:E. M. Ferguson 399
  with J.M. Kunzer
Date:26 Sep 2003
Accession No:249748
Image:249748.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Pasco Co.: Starkey Wilderness Park. 2.5 mi. NNW of Odessa. T26S, R17E, Sec. 9, NE¼ of NW¼. 28º 11’ 38” N -82º -35’ -30” W
Habitat:Dome swamp.
Reproductive State:Flower
Collector:E. M. Ferguson 482
  with J.M. Kunzer
Date:24 Oct 2003
Accession No:251096
Image:251096.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Volusia Co.: Bulow Creek State Park. Ca. 1.7 km W of the Old Dixie Highway bridge over the Tomoka River. 29º 20’ 31” N 81º 6’ 2” W
Habitat:Ditch in wet flatwoods.
Reproductive State:Fertile
Collector:J. M. Kunzer 1746
Date:10 May 2006
Accession No:253214
Image:253214.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. F. Hansen, May 2010
Polygonum punctatum Elliott
Locality:USA. Florida. Charlotte Co.: Prairie/Shell Creek (Southwest Florida Water Management District property); 800 m S of Live Oak Boulevard, 950 m W of US 17. 26º 59’ 56” N 81º 58’ 7” W
Habitat:Hydric hammock.
Reproductive State:Flower
Collector:A. R. Franck 1968
Date:29 Apr 2010
Accession No:254046
Image:254046.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Dixie Co.: Along C-358, ca. 1.5 mi. NW of its junction with US 19, ca. 4 mi. WNW of Cross City. T9S, R11E, Sec. 26, NW¼.
Habitat:Roadside in wet flatwoods.
Reproductive State:Fertile
Collector:B. F. Hansen 13377
  with J. Hansen
Date:18 Sep 2008
Accession No:255059
Image:255059.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. F. Hansen, Feb 2011
Persicaria maculosa A. Gray
Locality:USA. Florida. Putnam Co.: Palatka Golf Course, just E of Mosely Avenue, 0.4 mi. S of C-311 and Twigg Street, 0.7 mi. S of FL 20 in Palatka. T10S, R26E, Sec. 13. 29º 38’ 1” N 81º 38’ 50” W
Description:Common weed. 
Habitat:Moist sandy soil adjacent to irrigation - storm water pond.
Reproductive State:Flower
Collector:C. Slaughter 17814
Date:30 Jun 2010
Accession No:257048
Image:257048.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: A. R. Franck, 23-Mar-2011
Polygonum punctatum Elliott
Locality:USA. Florida. Brevard Co.: Cape Canaveral Air Force Station; SW of Launch Complex 15. 28º 28’ 15” N -80º -32’ -14” W
Habitat:Disturbed wetland cleared of Schinus.
Reproductive State:Flower
Collector:P. A. Schmalzer 09-29
  with T.E. Foster
Date:17 Aug 2009
Accession No:257904
Image:257904.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Martin Co.: Jonathan Dickinson State Park. Kitching Creek.
Habitat:Standing water in strand swamp.
Reproductive State:Fertile
Collector:R. O. Woodbury s.n.
  with R. Roberts
Date:Jul 1989
Accession No:258962
Image:258962.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: G. Wilder, 21 Jul 2015
Polygonum setaceum Baldwin - Determined By: B. F. Hansen, 1992
Polygonum punctatum Elliott
Locality:USA. Florida. Collier Co.: Collier-Seminole State Park. Burn zone 2. T51S, R27E, Sec. 26. 26º 7’ 59” N -81º -28’ -59” W
Description:Forb up to 1 m tall, occasional; flowers white. 
Habitat:Strand swamp.
Reproductive State:Fertile
Collector:J. Weber CS0123
Date:07 Aug 1991
Accession No:204479
Image:204479.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hendry Co.: Okaloacoochee Slough State Forest. 6.2 km E of FL 29, 0.5 km S of C-832. 26º 35’ 42” N 81º 22’ 20” W
Habitat:Slough marsh-hydric hammock transition.
Reproductive State:Fertile
Collector:A. R. Franck 2763
Date:03 Sep 2011
Accession No:259776
Image:259776.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hernando Co.: Weeki Wachee Springs State Park. S side of main parcel. T23S, R17E, Sec. 2, NW¼ of SW¼.
Habitat:Basin marsh.
Reproductive State:Fertile
Collector:E. Gandy WW0064
Date:18 Nov 2009
Accession No:259968
Image:259968.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Charlotte Co.: Peace River Preserve. 1.6 km W of Peace River, 1.9 km S of the DeSoto County line, 5.2 km E of I-75. 27º 57” N 81º 59’ 34” W
Habitat:Elongate depressional marsh.
Reproductive State:Fertile
Collector:A. R. Franck 2856
Date:02 Oct 2011
Accession No:260413
Image:260413.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Glades Co.: Fisheating Creek Wildlife Management Area. 0.4 km N of the junction of US 27 and FL 29, 0.25 km E of US 27. 26º 55’ 43” N 81º 18’ 41” W
Habitat:Floodplain marsh.
Reproductive State:Fertile
Collector:A. R. Franck 2669
Date:28 Aug 2011
Accession No:260393
Image:260393.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: D. H. Williams
Locality:USA. Florida. Seminole Co.: N side of Myrtle Street at its intersection with HesterAvenue, near Sanford. 28º 44’ 5” N 81º 17’ 19” W
Description:Abundant here. 
Habitat:Wet roadside.
Reproductive State:Fertile
Collector:D. H. Williams 2639
  with H.L. Williams
Date:15 Oct 2011
Accession No:262181
Image:262181.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: W. B. Zomlefer, Jun 2000
Locality:USA. Florida. Sumter Co.: Along Fish Hatchery Road, 0.25 mi. E of FL 471, 5 mi. S of Tarrytown. 28º 33’ 0” N -82º -3’ 0” W
Description:Several plants; flowers pink. 
Habitat:Marshy roadside.
Reproductive State:Fertile
Collector:L. Baltzell 11505
Date:15 Oct 1981
Accession No:263749
Image:263749.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: W. B. Zomlefer, Jun 2000
Locality:USA. Florida. Levy Co.: Along C-40 at the Citrus County line, 5.6 mi. W of Dunnellon. 29º 3’ 15” N -82º -28’ -14” W
Description:Several plants, 11-14 in. tall; flowers pink. 
Habitat:Wet roadside ditch.
Reproductive State:Fertile
Collector:L. Baltzell 5483
Date:02 Nov 1973
Accession No:263747
Image:263747.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: W. B. Zomlefer, Jun 2000
Locality:USA. Florida. Indian River Co.: Along FL 60 at the Osceola County line. 28º 46’ 59” N -81º -3’ 0” W
Description:Plants 12 in. tall; flowers white and purplish. 
Habitat:Sunny and wet.
Reproductive State:Fertile
Collector:L. Baltzell 2014
Date:09 Apr 1970
Accession No:263746
Image:263746.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: W. B. Zomlefer, Jun 2000
Locality:USA. Florida. Hernando Co.: Along FL 471, 2.3 mi. S of Tarrytown. 28º 33’ 0” N -82º -3’ 0” W
Description:Plants 12 in. tall; flowers pinkish. 
Habitat:Roadside ditch.
Reproductive State:Fertile
Collector:L. Baltzell 3866
Date:25 Apr 1972
Accession No:263745
Image:263745.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: W. B. Zomlefer, Jun 2000
Locality:USA. Florida. Polk Co.: Along FL 37 at the Manatee County line, 30 mi. S of Lakeland. 28º 2’ 22” N -81º -56’ -59” W
Description:Several ascending plants; flowers pink. 
Habitat:Moist open roadside ditch.
Reproductive State:Fertile
Collector:L. Baltzell 5276
Date:28 May 1973
Accession No:263748
Image:263748.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Taylor Co.: US 27. 30º 7’ 31” N 83º 23’ 7” W
Habitat:Edge of swamp.
Reproductive State:Flower
Collector:S. Myers 820
Date:17 Dec 2012
Accession No:267205
Image:267205.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Seminole Co.: 2750-3314 FL 46, ca. 225 m SE of its intersection with Cockran Road, ca. 2 km NW of its intersection with Mullet Lake Park Road, Geneva. 28º 46’ 34” N 81º 9’ 45” W
Habitat:Edges of wet roadside ditch.
Reproductive State:Flower
Collector:D. H. Williams 3415
Date:21 Oct 2012
Accession No:267777
Image:267777.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hendry Co.: Along C-833, ca. 10 mi. S of Devil's Garden. 26º 35’ 17” N 81º 7’ 37” W
Habitat:Ditch.
Reproductive State:Fertile
Collector:K. A. Bradley 2245
Date:02 Mar 2002
Accession No:272229
Image:272229.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Lower Green Swamp Preserve. Blackwater Creek floodplain, 3000 ft. E of wooden bridge over Blackwater Creek, near S side of creek. T27S, R22E, Sec. 15, N½. 28º 6’ 56” N -82º -3’ -33” W
Habitat:Hydric floodplain hammock.
Reproductive State:Fertile
Collector:R. Chicone 1180
Date:04 Dec 2013
Accession No:272894
Image:272894.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: L. C. Anderson
Locality:USA. Florida. Calhoun Co.: White Pond. N of Bear Head Road. 30º 33’ 26” N 85º 13’ 52” W
Description:Locally common; erect herb to 45 cm; white flowers. 
Habitat:Dried lake bed within deciduous forest.
Reproductive State:Flower
Collector:T. MacClendon 494
  with L.C. Anderson, K. MacClendon, C. Stewart
Date:05 Jun 2006
Accession No:242998
Image:242998.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. Aulbach-Smith, 03 Jun 1976
Locality:USA. South Carolina. Richland Co.: Pond on W side of Northlake road, Spring Valley, Columbia.
Description:Abundant. 
Habitat:Residential area; along undisturbed margin of pond.
Reproductive State:Fruit
Collector:C. Aulbach-Smith 577
Date:03 Jun 1976
Accession No:125204
Image:125204.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: B. Corbin, 24-Sep-1974
Locality:USA. Louisiana. Union Par.: Near Darbonne Fire Tower; open roadside.
Habitat:Clay hillsides to low marshy area.
Reproductive State:Fruit
Collector:B. Corbin 38
Date:24 Sep 1974
Accession No:121935
Image:121935.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Marshall Co.: Spring Lake, Spring Lake Park, 1 mi. N of Waterford.
Description:Common. 
Habitat:In water.
Reproductive State:Bud
Collector:J. D. Ray, Jr. 6881
Date:12 Jul 1956
Accession No:17468
Image:17468.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Panola Co.: Sardis Dam, 9 mi. NE of Batesville.
Habitat:Moist mesic wooded slope.
Collector:J. D. Ray, Jr. 6904
Date:13 Jul 1956
Accession No:17465
Image:17465.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Sharkey Co.: Delta Purchase Unit, ca 7 mi. SE of Rolling Fork.
Habitat:Heavy buckshot soil; hardwood canopy of Nuttall; willow and overcup oak; bitter pecan and cottonwood.
Reproductive State:Fruit
Collector:J. D. Ray, Jr. 4867
Date:11 Jul 1955
Accession No:41213
Image:41213.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Benton Co.: Tippah River 5 mi. NW of Hickory Flat.
Habitat:Bottomland hardwoods in floodplain.
Reproductive State:Fruit
Collector:J. D. Ray, Jr. 5192
Date:28 Jul 1955
Accession No:16743
Image:16743.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Monroe Co.: Black Prairie region, 3 mi. N of Strong.
Habitat:Cleared woods in a post oak ridge.
Reproductive State:Fruit
Collector:J. D. Ray, Jr. 4589
Date:28 Jun 1955
Accession No:16728
Image:16728.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Jefferson Davis Co.: S of Prentiss.
Habitat:Edge of swamp.
Reproductive State:Fruit
Collector:S. B. Jones 14249
Date:11 Jul 1967
Accession No:288525
Image:288525.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Forrest Co.: Geiger Lake; Lake Shelby State Park 12 mi. S of Hattiesburg.
Description:Common; flowers white; plants rooting at lower nodes; 1 m high; inner sepals quadular. 
Habitat:Lower grassy margin.
Reproductive State:Flower
Collector:J. D. Ray, Jr. 6414
Date:21 Jun 1956
Accession No:17492
Image:17492.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Forrest Co.: Between Burkett Creek and Leaf River, 3 mi. SE of Hattiesburg.
Habitat:Low, moist deciduous and pine wood.
Reproductive State:Bud
Collector:J. D. Ray, Jr. 7125
Date:25 Jul 1956
Accession No:17462
Image:17462.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Tishomingo Co.: Jack Sharpe place, 20 mi. NW Iuka.
Habitat:Mature red gum-tupelo-bottomland oak wood.
Reproductive State:Bud
Collector:J. D. Ray, Jr. 7481
Date:08 Aug 1956
Accession No:17463
Image:17463.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Camden Co.: 2.4 mi. N of GA-FL state line, 0.3 mi. E of I95 at junction of Haddock and Welcome Center road.
Habitat:In pinelands.
Reproductive State:Bud
Collector:R. P. Sauleda 4048
  with D. K. Sauleda.
Date:02 Sep 1980
Accession No:176844
Image:176844.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Forrest Co.: Edge of Ashe Lake at Brooklyn.
Reproductive State:Bud
Collector:S. B. Jones 13161
  with C. Jones.
Date:07 Jun 1967
Accession No:82734
Image:82734.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Alabama. Baldwin Co.: Just E of Gulf Shores, along the shore of Middle Lake near the campground of Gulf State Park.
Reproductive State:Flower
Collector:G. Wilhelm 9546
Date:03 Jul 1981
Accession No:182432
Image:182432.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Louisiana. Feliciana Par.: LSU's Idlewild Experimental Station SE of Clinton; past office at the entrance of the station take the left side of the circular loop road to the first small stream with a bridge.
Description:White flowers. 
Habitat:Streamside in adjacent grassy area; wet grassy cut-over area.
Reproductive State:Flower
Collector:D. M. Ferguson 1258
  with L. E. Urbatsch
Date:06 Oct 2003
Accession No:278814
Image:278814.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Locality:USA. Louisiana. Ouachita Par.: Callaway Plantation E of US 165 and Bosco. T15N, R4E, Sec. 15.
Habitat:Fallow rice field.
Reproductive State:Flower
Collector:D. D. Taylor 4170
  with Aquatic Plants Class
Date:12 Jul 1983
Accession No:218233
Image:218233.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Cobb Co.: Marsilea Pond W of Austel, off Garret road and highway 6; edge of dirt road along powerline cut that parallels highway 6 above pond.
Habitat:With Lespedeza, Rubus sp., grasses, composites, tree saplings; full sun.
Reproductive State:Flower
Collector:J. Cruse-Sanders 103
  with D. Giannasi, L. Kruse, M. Morgan.
Date:22 Sep 2001
Accession No:277022
Image:277022.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx. - Determined By: H. E. Ahles, 1957
Polygonum hydropiperoides Michx.
Locality:USA. North Carolina. Bertie Co.: Near US 17 on Connine Creek.
Habitat:Swamp pool.
Reproductive State:Bud
Collector:A. E. Radford 6551
Date:26 Aug 1952
Accession No:15518
Image:15518.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, 6/1978
Polygonum hydropiperoides Michx.
Locality:USA. South Carolina. Allendale Co.: 7 mi. NW of Allendale on SC 641.
Habitat:By pond.
Reproductive State:Bud
Collector:C. R. Bell 4040
Date:30 Jun 1956
Accession No:15520
Image:15520.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. South Carolina. Jasper Co.: Savannah River; 0.6 mi., due W of junction of SC 119 and lower portion of secondary road 27-119.
Description:Abundant. 
Habitat:Rich alluvial soil; with Spilanthes and Commelina diffusa.
Reproductive State:Flower
Collector:C. A. Aulbach-Smith 1303
  with B. Kowalczyk
Date:29 Oct 1980
Accession No:183595
Image:183595.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, 3/2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: S. R. Hill, 11/1993
Locality:USA. South Carolina. Greenville Co.: Table Rock Reservoir watershed; Pickens County line; mouth of the S Saluda River at the lake.
Description:Large spreading-ascending annual herb; colonies to 4 ft. diameter; white flowers, buds pink; locally common. 
Habitat:Mudflats near dock.
Reproductive State:Bud, Flower
Elevation:1250 ft
Collector:S. R. Hill 25269
  with D. Kennemore, T. Blagden, Jr., C. Heaton.
Date:29 Oct 1993
Accession No:213144
Image:213144.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Cobb Co.: Marsilea Pond W of Austel, off Garret road, and highway 6; edge of dirt road along powerline cut that parallels highway 6 above pond.
Habitat:With Lespedeza cuneata, Rubus sp., grasses, composites, tree sapling, full sun.
Collector:J. Cruse-Sanders 95
  with D. Giannasi, L. Kruse, M. Morgan
Date:22 Sep 2001
Accession No:277878
Image:277878.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Mississippi. Jackson Co.: Fontainebleau Point; post office Ocean Springs.
Habitat:Low wet areas.
Collector:D. Demaree 34098
Date:25 Aug 1953
Accession No:183245
Image:183245.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Apr 2016
Determination History: Polygonum opelousanum (Riddell) Small
Locality:USA. South Carolina. Lexington Co.: Along secondary road 32-169, 1 mi. N of the junction with 32-77.
Description:Common. 
Habitat:Along the marshy margin of Smith Pond with Hydrolea; growing in a few inches of water.
Collector:C. Aulbach-Smith 1083
Date:07 Aug 1980
Accession No:183614
Image:183614.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Alabama. Madison Co.: Blackwell Swamp from Jolly B Road; wood duck site, dirt road circling pond; 0.8 mi. from Jolly B road.
Habitat:Muddy soil at lake margin with Polygonum sp., sedges and grasses.
Collector:D. E. Giannasi 183
  with L. Kruse, M. Morgan, E. Totin, M. Waters, W. Zomlefer
Date:30 Sep 2001
Accession No:279381
Image:279381.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Cobb Co.: Marsilea Pond W of Austel, off Garret road and highway 6; pond margin at end of dirt road that parallels a powerline cut below highway 6.
Habitat:With Marsilea quadrifolia, below Salix sp.
Collector:J. Cruse-Sanders 114
  with D. Giannasi, L. Kruse, M. Morgan
Date:22 Sep 2001
Accession No:277420
Image:277420.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell ex Small) J. S. Wilson - Determined By: S. R. Hill, Jun 1988
Locality:USA. South Carolina. Orangeburg Co.: Rock Pond boat landing E of Eutaw Springs.
Description:Flowers white; occcasional to frequent herb 2-3 ft. tall. 
Habitat:Swampy area, lake margin.
Collector:S. R. Hill 19609
Date:15 Jun 1988
Accession No:204317
Image:204317.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Louisiana. Tangipahoa Par.: In wet roadside ditch along lake 22, ca. 4.1 mi. W of Madisonville.
Description:White flowers; infrequent. 
Collector:C. M. Allen 8201
  with K. Vincent
Date:12 Jun 1978
Accession No:133276
Image:133276.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Louisiana. Grant Par.: 15 mi. S of Winnfield along Highway 167.
Description:Calyx greenish-white. 
Habitat:In stream bottom.
Collector:G. R. Cooley 4202
  with L.J. Brass
Date:06 May 1955
Accession No:132443
Image:132443.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Cobb Co.: Marsilea Pond W of Austel, off Garret Road and Highway 6; roadside drainage at creekside in residential area bordering pond.
Habitat:Margin of creek with Microstegium vimineum, Bidens sp. and Rhexia mariana; full sun.
Collector:J. Cruse-Sanders 127
  with D. Giannasi, L. Kruse, M. Morgan
Date:22 Sep 2001
Accession No:256907
Image:256907.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Clarke Co.: Sandy Creek Nature Center, Athens; off of Kingfisher Trail.
Habitat:Wet meadow; associates: Polygonum punctatum, Cephalanthus occidentalis.
Collector:K. Francl 53
  with L. Kruse, M.Morgan, E. Totin, M. Waters
Date:28 Aug 2001
Accession No:256887
Image:256887.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Clarke Co.: Route 10 on E side of highway 0.5 mi. before Winder exit.
Habitat:Alluvial floodplain forest; associates: Ulmus americana, Scirpus cyperinus, Alnus serrulata.
Collector:K. Francl 11
  with L. Kruse, M. Morgan, E. Totin, M. Waters
Date:21 Aug 2001
Accession No:256897
Image:256897.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. Louisiana. Lafayette Par.: In roadside ditch near Kingswood Park subdivision, SW side.
Description:Flower part of stems prostrate, upper erect; flower clusters erect; flowers pinkish white. 
Collector:J. W. Thieret 16540
Date:21 Oct 1963
Accession No:71415
Image:71415.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides (Michx.) Small var. setaceum (Small) Gleason
Locality:USA. Louisiana. Lafayette Par.: Alongside LA 343, ca. 8 mi. S intersection US 90; in roadside ditch.
Description:Frequent. 
Collector:V. I. Sullivan 1478
Date:05 Aug 1973
Accession No:117006
Image:117006.jpg
Family Name:Polygalaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: C. B. McDonald, Jun 1978
Polygonum hydropiperoides Michx.
Locality:USA. South Carolina. McCormick Co.: S of Parksville.
Habitat:Low place, open woods; along small creek in broad bottomland.
Elevation:320 
Collector:W. H. Duncan 10004
Date:08 Aug 1949
Accession No:64315
Image:64315.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, March 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell) Small - Determined By: C. B. McDonald, June 1978
Persicaria hydropiperoides Michx. - Determined By: P. O. Schallert
Locality:USA. Georgia. Fulton Co.: College park.
Habitat:Wet place.
Collector:P. O. Schallert 4020
Date:06 Jul 1964
Accession No:67321
Image:67321.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, March 2016
Determination History: Persicaria hydropiperoides Michx. var. opelousanum (Riddell) Small - Determined By: C. B. McDonald, June 1978
Polygonum opelousanum Riddell - Determined By: J. D. Ray, 1960
Polygonum punctatum Elliott
Locality:USA. Mississippi. Jackson Co.: Petit Bois Island off Pascagoula.
Habitat:Beach dunes and open pine wood.
Reproductive State:Fertile
Collector:J. D. Ray, Jr. 3155
Date:07 Aug 1952
Accession No:17470
Image:17470.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, March 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell) Small - Determined By: C. B. McDonald, June 1978
Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Chatham Co.: Little Neck Road; 2.8 mi. NW of intersection with Savannah-Darien highway. Costal Plain Province.
Habitat:Edge of ditch at roadside through deciduous woods; low ground along road.
Reproductive State:Fertile
Collector:W. H. Duncan 21225
Date:10 Jul 1958
Accession No:62219
Image:62219.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, March 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell) Small - Determined By: C. B. McDonald, June 1978
Polygonum hydropiperoides Michx. var. hydropiperoides
Locality:USA. Georgia. Bartow Co.: 4.8 mi. E35°S of Adairsville; Ridge and Valley Province.
Description:Emerging and rooted in 8 in. in water. 
Habitat:Quicksand Pond.
Elevation: to 930 ft
Collector:W. H. Duncan 12902
  with J.B. Harris
Date:11 Aug 1951
Accession No:64316
Image:64316.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, March 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell) Small - Determined By: C. B. McDonald, June 1978
Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Meriwether Co.: Mrs. Crowder's Pasture; ca. 3 mi. NE of Durand off Ga 18.
Habitat:Bog.
Reproductive State:Fertile
Collector:S. B. Jones 21160B
Date:23 Aug 1971
Accession No:103988
Image:103988.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, March 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell) Small - Determined By: C. B. McDonald, June 1978
Polygonum hydropiperoides Michx.
Locality:USA. Georgia. Meriwether Co.: Mrs. Henry Crowder Pleasant Pasture Farms off WarmSprings Airport Road new Durand.
Habitat:Full sun, wet bog, black acid soil.
Reproductive State:Fertile
Collector:S. B. Jones 20901
  with E. Parker, L. Hodges, F. Galle.
Date:13 Jul 1971
Accession No:103987
Image:103987.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small
Locality:USA. Florida. Washington Co.: US 90 at Choctawhatchee River. 30º 46’ 32” N 85º 49’ 36” W
Habitat:Swampy woods along flood plain of river.
Reproductive State:Flower
Collector:W. D. Longbottom 224905
  with D.H. Williams
Date:18 May 2016
Accession No:293217
Image:293217.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small
Locality:USA. Florida. Hillsborough Co.: Cypress Creek Preserve. 28º 7’ 28” N 82º 24’ 40” W
Habitat:Wet flatwoods.
Reproductive State:Flower
Collector:J. R. Campbell 525
  with S. Dickman
Date:17 Nov 2016
Accession No:294674
Image:294674.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small
Locality:USA. Florida. Hillsborough Co.: Cypress Creek Preserve. 28º 8’ 16” N 82º 23’ 12” W
Habitat:Edge of cypress dome.
Reproductive State:Flower
Collector:J. R. Campbell 411
  with S. Dickman
Date:10 Oct 2016
Accession No:294681
Image:294681.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small
Locality:USA. Florida. Hillsborough Co.: Double Branch Bay Preserve; next to service road. 28º 51” N 82º 36’ 58” W
Habitat:Inundated depression, coastal flatwoods.
Reproductive State:Fertile
Collector:J. R. Campbell 811
  with S. Dickman
Date:11 Jul 2017
Accession No:295411
Image:295411.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. var. persicarioides (Kunth) Stanford
Locality:Honduras. Olancho Dept. Alrededores de Campamento, 140 km NE de Tegucigalpa. 14º 15’ 0” N -87º -10’ 0” W
Habitat:Bosque húmedo subtropical.
Reproductive State:Flower
Elevation:1020 m
Collector:C. Sherman 140
Date:28 Apr 1985
Accession No:195637
Image:195637.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: G. G. Robinson
Locality:Mexico. Oaxaca. San Cristóbal Amatlán Mun.: San Cristobal Amatlán. 16º 19’ 36” N 96º 22’ W
Reproductive State:Flower
Notes:Nombre Zapoteco: yag yeey zey.
Collector:J. Santiago Martínez 279
Date:09 Sep 1995
Accession No:215351
Image:215351.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: G. G. Robinson
Locality:Mexico. Hidalgo. San Antonio el Grande. 20º 27’ 24” N 90º 2’ W
Reproductive State:Flower
Notes:Otomí name: ra igombui.
Collector:Enrique 99-05-02
Date:26 May 1999
Accession No:226149
Image:226149.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:Honduras. Francisco Morazán Dept. El Hatillo, Tegucigalpa D.C. 14º 15’ 0” N -87º -10’ 0” W
Description:Bejuco de 1.5 m, flor blanca. 
Habitat:Bosque seco subtropical.
Reproductive State:Flower
Elevation:1500 m
Collector:J. M. Berríos 135
Date:12 Feb 1984
Accession No:195771
Image:195771.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. A. Howard, 1986
Polygonum sp.
Locality:Peru. Cajamarca. Contumazá Prov.: Alrededores de San Benito; Río San Benito.
Description:Hierba emergida con flores rosadas. 
Reproductive State:Flower
Elevation:1300 m
Collector:A. Sagástegui Alva 12464
  with S. Leiva, C. Sagástegui C.
Date:02 Mar 1985
Accession No:193774
Image:193774.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, May 2018
Locality:USA. Florida. Union Co.: Alolng FL 231, 3.8 mi. N of FL 100. 30º 4’ 58” N 82º 21’ 40” W
Habitat:Edge of pine plantation along roadside.
Reproductive State:Fertile
Collector:W. D. Longbottom 24045
  with D.H. Williams
Date:08 Nov 2015
Accession No:297479
Image:297479.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. var. opelousanum (Riddell ex Small) W. Stone - Determined By: S. R. Hill, 2001
Locality:USA. Illinois. Union Co.: Ware; IL 3; W side; S of truck weigh station; 0.3-0.4 mi. S of junction with IL 146; MS river floodplain. T12S, R3W, Sec. 25, S½, NE¼ and N½, SE¼, NW¼, SW¼. 37º 27’ N 89º 24’ W
Description:Flowers white; dominant; stems floating and rooting at nodes; spikes erect. 
Habitat:Shallow water to 0.5 m. deep; open areas; full sun; alluvial soil; muck, shallow water; cypress swamp bordered by floodplain forest; Forestiera acuminata, Salix nigra, Fraxinus pennsylvanica, Cephalanthus occidentalis.
Reproductive State:Fertile
Elevation:340 to 350 ft
Collector:S. R. Hill 34276
  with J.A. Koontz
Date:29 Aug 2001
Accession No:267907
Image:267907.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:Canada. Ontario Prov. Glengarry Co.: S Lancaster; marecage pres du St-Laurent. 47º 43’ 59” N -65º -46’ -59” W
Reproductive State:Fertile
Collector:F. Marie-Victorin 7159
  with Rolland-Germain, E. Rouleau, A. Blain
Date:04 Sep 1943
Accession No:9119
Image:9119.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:Canada. Quebec Prov. Richelieu Co.: Ste Anne de Sorel. 46º 3’ 0” N -73º -7’ 0” W
Habitat:Marecage dans la foret.
Reproductive State:Fertile
Collector:F. Marie-Victorin 7158
  with Rolland-Germain, E. Rouleau, A. Blain
Date:22 Aug 1943
Accession No:9089
Image:9089.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Massachusetts. Middlesex Co.: Concord. 42º 27’ 37” N -71º -20’ -56” W
Reproductive State:Fertile
Collector:E. F. Williams s.n.
Date:29 Aug 1908
Accession No:4771
Image:4771.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Massachusetts. Norfolk Co.: Dedham; Charles River meadows. 42º 14’ 30” N -71º -9’ -58” W
Reproductive State:Fertile
Collector:F. F. Forbes s.n.
Date:21 Aug 1909
Accession No:21330
Image:21330.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Virginia. Southampton Co.: Franklin.
Reproductive State:Fertile
Collector:A. A. Heller 1151
Date:22 Jul 1893
Accession No:24974
Image:24974.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Texas. Gonzales Co.: 29º 27’ 24” N -97º -29’ -33” W
Habitat:Marsh.
Reproductive State:Fertile
Collector:E. R. Bogrisch 915
Date:31 Oct 1926
Accession No:24975
Image:24975.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. New York. Old Quarry Road.
Reproductive State:Fertile
Collector:P. Dowell 5266
Date:05 Oct 1907
Accession No:24973
Image:24973.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Oklahoma. Payne Co.: Duck and Miller Streets; Stillwater. 36º 6’ 3” N -97º -3’ -40” W
Habitat:Sandy loam soil.
Reproductive State:Fertile
Collector:J. M. Dyer 64
Date:05 Aug 1939
Accession No:30139
Image:30139.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Virginia. Princess Anne Co.: Back Bay Federal Refuge.
Habitat:Brackish marsh.
Reproductive State:Fertile
Collector:R. Kral 14405
Date:08 Oct 1961
Accession No:43375
Image:43375.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Illinois. Tazewell Co.: IL River bottomland; above Upper Bridge.
Description:Flower greenish white. 
Reproductive State:Fertile
Collector:V. H. Chase 3302
Date:30 Aug 1919
Accession No:50694
Image:50694.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Kentucky. Hopkins Co.: Along KY 109; 5.7 mi. N of Beulah; 3.2 mi. S of Providence.
Reproductive State:Fertile
Collector:B. F. Hansen 11075
Date:28 Jul 1986
Accession No:205997
Image:205997.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: S. R. Hill, 2007
Locality:USA. Illinois. Will Co.: Channahon; Exxon-Mobil Oil Refinery; Back 40 area S of old Drummond Road; area fenced from main refinery; E of frontage road of I-55; W of BNSF railroad; W of disturbed berm. T34N, R9E, Sec. 27, SE¼, NW¼. 41º N 88º W
Description:Flowers white to pale pink; locally common. 
Habitat:Mud over dolomite; margin of Typha marsh; shallow water; marsh margin; edge of open water.
Reproductive State:Fertile
Elevation:540 ft
Collector:S. R. Hill 37574
  with J.A. Kolar
Date:05 Jul 2007
Accession No:282329
Image:282329.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: L. E. McKinney
Locality:USA. Kentucky. Fulton Co.: W end of Reelfoot National Wildlife Refuge.
Habitat:Drying marsh; along gravel road.
Reproductive State:Fertile
Collector:L. E. McKinney 4456
  with T.L. Hamilton
Date:11 Aug 1990
Accession No:218938
Image:218938.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Feb 2017
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Illinois. Ogle Co.: Ca. 12 km. S of Oregon; E side of Rock River. 42º 0’ 53” N -89º -19’ -56” W
Description:Annual; much branched; reaching to 0.8 m. 
Habitat:Shallow ravine in deciduous forest; along margins of sometimes moist depression; soil sandy.
Reproductive State:Fertile
Collector:P. D. Sorensen 677
  with A. Roloff
Date:07 Oct 2006
Accession No:290221
Image:290221.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Feb 2017
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Illinois. Will Co.: Property of Mobil Joliet Refinery; SW of Joliet; S of DesPlaines River; S of main refinery structures. 41º 31’ 30” N -88º -4’ -54” W
Habitat:Anerobic black muck of water-filled depression on limestone bedrock; with Ludwigia palustris.
Reproductive State:Fertile
Collector:P. D. Sorensen 9133
Date:27 Sep 1990
Accession No:290206
Image:290206.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. var. setaceum (Baldwin) Gleason - Determined By: S. R. Hill, Nov 1999
Locality:USA. Illinois. Saline Co.: US 45; E of Harrisburg levee; W side of Middle Fork of Saline River. T9S, R6E, Sec. 11, NW¼, SE¼, SW¼. 37º 44’ 18” N -88º -32’ -26” W
Description:Flowers white; abundant; to 1 m. tall. 
Habitat:Oak flatwoods; changing to floodplain forest downslope; light-colored clay; marsh with Bidens; old river channel margins and flats.
Reproductive State:Fertile
Elevation:350 ft
Collector:S. R. Hill 31879
Date:07 Jul 1999
Accession No:234899
Image:234899.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Ohio. Portage Co.: I-80; 3 mi. W of OH 14; ca. 5 mi. W of Streetsboro; ca. 15 mi. SE of Cleveland. 41º 29’ 57” N -81º -41’ -44” W
Reproductive State:Fertile
Collector:R. P. Sauleda 6038
  with D.K. Sauleda
Date:22 Aug 1981
Accession No:174688
Image:174688.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Apr 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: S. R. Hill, 2013
Locality:USA. Illinois. Jackson Co.: W of Carterville; peninsula and margin of Crab Orchard Lake; W side of Cambria Road and N side of IL 13. 38º N 89º W
Description:Lowest stems rooting at nodes; spikes narrow; flowers white; buds pinkish. 
Habitat:Marshy ground along lake margin.
Reproductive State:Fertile
Elevation:411 ft
Collector:S. R. Hill 39240
Date:07 Aug 2013
Accession No:283954
Image:283954.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Ohio. Chicago Junction. 41º 3’ 0” N -82º -43’ 0” W
Habitat:Marshes.
Reproductive State:Fertile
Collector:O. E. Jennings s.n.
Date:16 Aug 1908
Accession No:106493
Image:106493.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. New Jersey. Morris Co.: Along US 206; 0.5 mi. S of I-80; ca. 1.5 mi. S of Netcong. 40º 53’ 56” N -74º -42’ -23” W
Reproductive State:Fertile
Collector:R. P. Sauleda 5996
  with D.K. Sauleda
Date:21 Aug 1981
Accession No:173011
Image:173011.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Kentucky. Laurel Co.: London; W side of US 25; ca. 0.25 mi. S of junction with county road 1006; ca. 0.2 mi. E of Laurel Road.
Description:Occasional. 
Habitat:Pond bordered on 3 sides by marsh and swamp; emergent zone; Typha latifolia, Alisma subcordatum, Lysimachia nummularia.
Reproductive State:Fertile
Collector:R. Mears 45
Date:27 Jul 1993
Accession No:209809
Image:209809.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. Kral
Locality:USA. Virginia. Dickenson Co.: Ca. 7 mi. S Haysi along Crane's Nest River.
Habitat:Sandy alluvium of river bottom.
Reproductive State:Fertile
Collector:R. Kral 14174
Date:14 Sep 1961
Accession No:44037
Image:44037.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: R. Kral
Locality:USA. Virginia. Princess Anne Co.: Back Bay Federal Refuge.
Habitat:Sandy peat of broad marsh.
Reproductive State:Fertile
Collector:R. Kral 14397
Date:08 Oct 1961
Accession No:43381
Image:43381.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx. - Determined By: J. H. Horton
Polygonum hydropiper L.
Locality:USA. Connecticut. Fairfield Co.: Lake Trail; Audubon Center; Greenwich. 40º 59’ 25” N -73º -35’ -30” W
Habitat:Moist woods at trailside.
Reproductive State:Fertile
Collector:H. K. Svenson 791
  with L.J. Bradley, D.M. Porter
Date:17 Aug 1962
Accession No:53873
Image:53873.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. California. Sonoma Co.: Laguna de Santa Rosa; E of Graton; between Occidental and Guerneville Roads. 38º 30’ 6” N -122º -59’ -45” W
Habitat:Shaded; moist ground.
Reproductive State:Fertile
Collector:P. Rubtzoff 4526
Date:14 Sep 1960
Accession No:102421
Image:102421.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Maryland. Frederick Co.: 2 mi. S of MD 76 on US 15; 2 mi. N of Thurmont.
Reproductive State:Fertile
Elevation:500 ft
Collector:R. P. Sauleda 4217
  with D.K. Sauleda
Date:08 Sep 1980
Accession No:162400
Image:162400.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. California. Sonoma Co.: Laguna de Santa Rosa; N of Sebastopol; ca. Occidental Road. 38º 24’ 7” N -122º -49’ -25” W
Habitat:Open, marshy ground.
Reproductive State:Fertile
Collector:P. Rubtzoff 3859
Date:09 Aug 1958
Accession No:102422
Image:102422.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. California. Sonoma Co.: Atascadero Creek Marsh. 35º 28’ 29” N -120º -38’ -47” W
Habitat:Open, wet ground.
Reproductive State:Fertile
Collector:P. Rubtzoff 2907
Date:15 Sep 1956
Accession No:102423
Image:102423.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Mar 2016
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Virginia. Fairfax Co.: Scott Run and Potomac River.
Habitat:Rocky and sandy bar.
Reproductive State:Fertile
Collector:T. Bradley 6982
  with Kelley
Date:23 Sep 1974
Accession No:129008
Image:129008.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: C. vanHoek, 2020
Determination History: Persicaria muhlenbergii (S. Watson) Small ex Rydb.
Locality:USA. Florida. Polk Co.: Orange Park mine #6. 28º 27’ 0” N -81º -16’ -59” W
Reproductive State:Flower
Collector:C. F. Caudle 45
  with M.L. Gilbert, M.S. Tisdale
Date:29 Sep 1962
Accession No:300782
Image:300782.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Oct 2020
Determination History: Persicaria lapathifolia (L.) Delarbre
Locality:USA. Florida. Hillsborough Co.: Blackwater Creek Nature Preserve. Patrinostro Road off FL 39, Plant City. 28º 7’ 40” N 82º 9’ 18” W
Habitat:Cypress [Taxodium] swamp, adjacent to barbwire cattle pasture.
Reproductive State:Fertile
Collector:K. S. Alvarado 011
Date:16 May 2020
Accession No:300807
Image:300807.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small - Determined By: B. F. Hansen, Sep 2020
Determination History: Polygonum hydropiperoides Michx.
Locality:USA. Florida. Hillsborough Co.: Blackwater Creek Nature Preserve. Patrinostro Road off FL 39, Plant City. 28º 7’ 40” N 82º 9’ 18” W
Habitat:Cypress [Taxodium] swamp, adjacent to barbwire cattle pasture.
Reproductive State:Fertile
Collector:K. S. Alvarado 010
Date:16 May 2020
Accession No:300806
Image:300806.jpg
Family Name:Polygonaceae
Currently Accepted Name:Persicaria hydropiperoides (Michx.) Small
Locality:USA. Florida. Hillsborough Co.: Blackwater Creek Nature Preserve, Palinestro Road of FL 39, Plant City; SW edge of BWC-7a. 28º 7’ 40” N 82º 9’ 25” W
Habitat:Between wetland margin and hiking trail.
Reproductive State:Fertile
Elevation:9 m
Collector:K. S. Alvarado 139
Date:12 May 2021
Accession No:302134
Image:302134.jpg

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