Polygonum
amphibium var. emersum
(L.) S.F.Gray = P. coccineum Muhl. = Persicaria amphibia (L.) Gray erect water smartweed Native |
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Polygonum
amplexicaule
Vahl = Bistorta amplexicaulis (D. Don) Greene = Persicaria amplexicaulis (D.Don) Ronse Decr. mountain fleece, red bistort Introduced |
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Polygonum
arifolium
(L.) Haroldson = Persicaria arifolia (L.) Haroldson halberdleaf tearthumb Native |
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Polygonum
aviculare
L. = P. arenastrum Jordan ex Boreau doorweed Introduced |
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Polygonum
careyi
(Olney) Greene = Persicaria careyi (Olney) Greene Carey's smartweed Native |
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Polygonum
cilinode
(Michaux) Holub = Fallopia cilinodis (Michaux) Holub fringed bindweed Native |
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Polygonum
convolvulus
(L.) A.Löve = Fallopia convolvulus (L.) A. Love false buckwheat, black bindweed Introduced |
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Polygonum
cristatum
(Engelm. & A.Gray) Holub = Fallopia cristata (Engelm. et Gray) Holub winged bindweed Native |
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Polygonum
cuspidatum
(Houtt.) R.Decr. = Fallopia japonica (Houtt.) L.P. Ronse Decraene = Reunoutria japonica Houtt. Japanese knotweed Invasive |
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Polygonum
cuspidatum var. compactum
(Hook.f.) J.P.Bailey = P. compactum J. D. Hooker dwarf Japanese knotweed Invasive |
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Polygonum
glaucum
Nutt. seaside knotweed Watch-Listed |
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Polygonum
hydropiper
(L.) Opiz water pepper Introduced |
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Polygonum
hydropiperoides
(Michaux) Small = Persicaria hydropiperoides (Michaux) Small false water pepper, mild water pepper Native |
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Polygonum
lapathifolium
(L.) S.F.Gray = Persicaria lapathifolia (L.) S.F. Gray nodding smartweed, willowweed smartweed, dockweed smartweed, pale smartweed Native |
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Polygonum
longisetum
(Bruijn) Kitagawa Chinese smartweed, Oriental lady's thumb, bristly lady's thumb Introduced |
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Polygonum
pensylvanicum
(L.) G.Maza = Persicaria pensylvanica (L.) G. Maza pinkweed, smartweed, Pennsylvania smartweed Native |
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Polygonum
perfoliatum
(L.) H.Gross = Persicaria perfoliata (L.) H. Gross mile-a-minute Invasive |
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Polygonum
persicaria
S.F.Gray = Persicaria maculosa (L.) S.F. Gray lady's thumb, spotted lady's thumb Introduced |
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Polygonum
polystachyum
Greuter & Burdet = Persicaria wallichii Greuter et Burdet = Reynoutria polystachya (Wallich ex Meisner) Moldenke Himalayan knotweed, garden smartweed Introduced |
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Polygonum
punctatum
(Ell.) Small = Persicaria punctata (Ell.) Small dotted smartweed, perennial water smartweed Native |
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Polygonum
puritanorum
(Fern.) Soják = Persicaria puritanorum (Fern.) Sojak pondshore smartweed Special Concern |
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Polygonum
ramosissimum
(Small) Costea & Tardif saltmarsh knotweed Native |
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Polygonum
robustius
(Small) Bicknell = P. punctatum var. majus (Meisner) Fassett = P. robustior (Small) Bicknell big water smartweed, coarse smartweed Native |
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Polygonum
sachalinense
(F.S.Petrop. ex Maxim.) R.Decr. = Fallopia sachalinensis (F.S. Petrop. ex Maxim.) R.Decr. giant knotweed Invasive |
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Polygonum
sagittatum
(L.) H.Gross = Persicaria sagittata (L.) H. Gross arrowleaf tearthumb Native |
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Polygonum
scandens
(L.) Holub = Fallopia scandens (L.) Holub climbing false buckwheat, bindweed Native |
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Polygonum
tenue
Michaux rock knotweed Watch-Listed |
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Polygonum
virginiana
(L.) Gaertner = Tovara virginiana (L.) Raf. = Persicaria virginiana (L.) Gaertner jumpseed Native |
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Polygonum
×bohemica
(Chrtek & Chrtková) J.P.Bailey = P. cuspidatum x P. sachalinense = Fallopia x bohemica (Chrtek et Chrtkova) J.P. Balley Bohemian knotweed Invasive |
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