Flora of New York/Caryophyllales 1

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Santalales:
Santalaceae
Flora of New York — Caryophyllales 1: : Droseraceae, Plumbaginaceae, Polygonaceae
Caryophyllales 2:
Caryophyllaceae
Table of
contents
Genus
index
Protected species index Invasive species index


The order Caryophyllales ...

Family Droseraceae[edit]

The Droseraceae (sundew family) ...[1]

Caryophyllales – fam. Droseraceae
Drosera Sundew N.Y. Status Images Distribution 4
 Hayne

1753. Drosera longifolia L. p.p.
1801. Drosera intermedia Hayne
1809. Drosera americana Willd.
1824. Drosera intermedia
var. americana (Willd.) DC.
1915. Rorella intermedia Nieuwl.
Spoon-leaved sundew,
Spoonleaf sundew,
Oblong-leaf sundew,
Spatulate-leaved sundew

Droséra intermédiaire,
Rossolis intermédiaire,
Rossolis à feuille longue
Native,
Likely secure

OBL

Perennial,
Herb-forb
Drosera intermedia0.jpg
Nymap.svg
NYFA-4
USDA-NN
NEW Can
ARS 
Trop.

IPN 

Images, wsp
 L.
var. rotundifolia

Round-leaved sundew,
Roundleaf sundew
Native,
Likely secure

OBL

Perennial,
Herb-forb
Drosera rotundifolia Forez France.jpg
Nymap.svg
NYFA-4
USDA-NN
NEW 





Images, wsp
 L.
var. comosa

Round-leaved sundew Native,
Unranked

OBL

Perennial,
Herb-forb
Drosera rotundifolia 001.JPG
Nymap.svg
NYFA-U
USDA-NN
NEW 





Images, wsp
 Raf.

Thread-leaved sundew Native,
Vulnerable

OBL

Perennial,
Herb-forb
Drosera filiformis inflorescence Darwiniana.jpg
Nymap.svg
NYFA-3
USDA-NN
NEW 





Images, wsp
  1. Droseraceae Troy Weldy & David Werier (2013) New York Flora Atlas. New York Flora Association, Albany, New York.

Family Plumbaginaceae[edit]

The Plumbaginaceae (family)

Subfamily Limonioideae[edit]

Tribe Limonieae[edit]

Caryophyllales – fam. Plumbaginaceae – subfam. Limonioideae – tribe Limonieae
Limonium Sea lavender N.Y. Status Images Distribution 2
(Walter) Britton

American thrift, Lavender thrift,
Seaside thrift, Canker root,
Ink root, Marsh root,
Sea-lavender
Native,
Secure
Limonium-nashii-2.jpg
Limonium carolinianum NY-dist-map.png
NYFA-5
USDA-NN






Images, wsp

Statice Introduced,
Impersistent
Limonium leptostachyum NY-dist-map.png
NYFA-X
USDA-X0






Images, wsp

Family Polygonaceae[edit]

The Polygonaceae (buckwheat family)

Subfamily Polygonoideae[edit]

The order in which Polygonoideae tribes are shown here has been modified somewhat from Reveal's system, based on phylogenic data shown in Schuster et al. (2013) "Age Estimates for the Buckwheat Family Polygonaceae Based on Sequence Data Calibrated by Fossils and with a Focus on the Amphi-Pacific Muehlenbeckia.

Tribe Persicarieae[edit]

Genus Persicaria[edit]
Persicaria sect. Persicaria[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Persicarieae – genus Persicariasect. Persicaria
Persicariasect. Persicaria Smartweed N.Y. Status Images Distribution 19
(L.) Delarbre

1753. Polygonum lapathifolium L.
1800. Pe. lapathifolia (L.) Delarbre
Dock-leaved smartweed,
Curlytop knotweed,
Pale smartweed,
Pink knotweed

Renouée à
 feuilles de patience
Native, CoC: 1,
Unranked

FACW
Polygonum lapathifolium 01.JPG
Nymap.svg
NYFA-X
USDA-NX
NEW 
ARS 
FNA 



Images, wsp
(L.) M.Gómez

1753. Po. pensylvanicum L.
1896. Pe. pensylvanica
(L.) M.Gómez
Pennsylvania smartweed

Renouée de Pennsylvanie
Native, CoC: 2,
Secure

OBL-FACW

Annual,
Herb-forb
Polygonum pensylvanicum.jpg
Nymap.svg
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA Trop.
BNA


Images, wsp
(Elliott) Small

1817. Polygonum punctatum Elliott
1817. Po. acre Kunth
1894. Po. punctatum var. robustius
1903. Pe. punctata Small
1903. Pe. punctata var. robustior
1909. Pe. robustior E.P.Bicknell
1921. Po. robustius Fernald
1949. Po. punctatum var. majus
Dotted smartweed

Renouée ponctuée
Native, CoC: 4,
Secure

OBL

Annual, perennial,
Herb-forb
Persicaria punctata BB-1913.png
Nymap.svg
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp
(Muhl. ex Willd.) Greene

1803. Po. amphibium var. emersum
1808. Po. inundatum Raf.
1809. Po. coccineum Muhl. ex Willd.
1879. Po. muehlenbergii S.Watson
1904. Po. amphibium var. coccineum
1904. Pe. coccinea
(Muhl. ex Willd.) Greene
1906. Pe. muhlenbergii
(S.Watson) Small
1984. Pe. amphibia var. emersa
Scarlet smartweed,
Longroot smartweed
Native, CoC: 5,
Unranked

OBL

Perennial,
Forb-herb
Polygonum coccineum NPS-1.jpg
Nymap.svg
NYFA-N
USDA-
NEW Can
ARS 
FNA Trop.

IPN 

Images, wsp
(L.) Delarbre
ssp. laevimarginata (Hultén) Soják

1803. Po. amphibium var. natans (i)
1822. Po. natans (Michx.) Eaton
1874. Po. amphibium var. stipulaceum
1944. Po. amphibium
ssp. laevimarginatum
1952. Pe. amphibia var. stipulacea
1974. Pe. amphibia
ssp. laevimarginata
Water smartweed,
Water knotweed,
Longroot smartweed,
Amphibious bistort,
Amphibious knotweed

Renouée amphibie
Native, CoC: 6,
Secure

OBL

Perennial,
Forb-herb
20150813Persicaria amphibia14.jpg
Nymap.svg
NYFA-5
USDA-NN
NEW Can
ARS ITIS
FNA Trop.



Images, wsp
(Michx.) Small

1803. Po. hydropiperoides Michx.
1892. Po. opelousanum
Riddell ex Small
1903. Pe. hydropiperoides Small
1903. Pe. opelousana Small
Swamp smartweed,
False water-pepper,
Mild water-pepper

Renouée
  faux-poivre-d'eau
Native, CoC: 6,
Secure

OBL

Perennial,
Herb-forb
Persicaria hydropiperoides NRCS-1.jpg
Nymap.svg
NYFA-5
USDA-
NEW 
ARS ITIS
FNA 



Images, wsp
 (Olney) Greene

1847. Po. careyi Olney
1904. Pe. careyi (Olney) Greene
Carey's smartweed

Renouée de Carey
Native, CoC: 5,
Endangered

FACW

Annual,
Herb-forb
Persicaria careyi BB-1913.png
Nymap.svg
NYFA-1-2
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp
(Baldwin) Small

1817. Po. setaceum Baldwin
1903. Pe. setacea (Baldwin) Small
Bog smartweed,
Swamp smartweed,
Bristly smartweed
Native, CoC: 10,
Endangered

OBL

Perennial,
Herb-forb
Persicaria setacea NRCS-1.jpg
Nymap.svg
NYFA-1-2
USDA-N0
NEW 
ITIS
FNA Trop.



Images, wsp
(L.) Delarbre

1753. Polygonum hydropiper L.
1800. Pe. hydropiper Delarbre
1927. Po. hydropiper var. projectum
1943. Pe. hydropiper var. projecta
Marshpepper smartweed,
Water-pepper smartweed,
Redleaf

Renouée poivre-d'eau
Introduced from
 Europe
Polygonum hydropiper3.jpg
Nymap.svg
NYFA-X
USDA-XX
NEW 
ARS ITIS
FNA Trop.



Images, wsp
 (L.) Spach

1753. Polygonum orientale L.
1841. Persicaria orientalis Spach
1899. Polygonum spaethii Dammer
Kiss-me-over-
   the-garden-gate,
Prince's-feather,
Princess-feather

Renouée orientale
Introduced from
 Asia,
 Australia
Polygonum orientale0.jpg
Nymap.svg
NYFA-X
USDA-XX
NEW 
ARS ITIS
FNA Trop.



Images, wsp
 Gray

1753. Po. persicaria L.
1821. Pe. maculosa Gray
1903. Pe. persicaria Small
taut.
Spotted lady's-thumb,
Redshank, Heart's-ease,
Smartweed,
Jesusplant

Renouée persicaire,
Pied rouge
Introduced,
from Eurasia
Persicaria maculosa 20140804.png
Nymap.svg
NYFA-X
USDA-XX
NEW Can
ARS ITIS
FNA Trop.



Images, wsp
(Vorosch.) Tzvelev

1984. Po. extremiorientale Vorosch.
1987. Pe. extremiorientalis Tzvelev
Far eastern smartweed Introduced,
Potentially invasive,
[1]
Nymap.svg
NYFA-X
USDA-XX


Trop.



Images, wsp
(Bruijn) Kitag.

1854. Polygonum longisetum Bruijn
1930. Po. cespitosum var. longisetum
1937. Pe. longiseta Kitag.
1941. Pe. longiseta Moldenke (i)
1987. Pe. caespitosa var. longiseta
Bristly lady's-thumb,
Creeping smartweed
Introduced,
Moderately invasive,
NYIS: 60%[2]
Polygonum longisetum inutade.jpg
Nymap.svg
NYFA-X
NEW 





Images, wsp
Persicaria(excluded)sect. Persicaria Smartweed N.Y. Status Images Distribution 19
Persicaria hybrid

Persicaria amphibia
   
ssp.laevimarginata ×
Persicaria coccinea

    
    
    
Hybrid of
 water smartweed &
 scarlet smartweed
Native,
Excluded
Ny hybrid.svg
Nymap.svg
NYFA-EXCLD






Images, wsp
  1. Daniel E. Atha, et. al. (2010) "Persicaria extremiorientalis (Polygonaceae) is established in the flora of the eastern United States of America." The Journal of the Torrey Botanical Society 137(4):333-338.
  2. New York non-native plant invasiveness assessmentPersicaria longiseta: Moderate (60). M.J.Jordan, G.Moore & T.W.Weldy (2008). Invasiveness ranking system for non-native plants of New York. Unpublished. The Nature Conservancy, Albany & Cold Spring Harbor, NY; Brooklyn Botanic Garden, Brooklyn, NY.
Persicaria sect. Tovara[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Persicarieae – genus Persicariasect. Tovara
Persicariasect. Tovara Smartweed N.Y. Status Images Distribution 19
 (L.) Gaert.

1753. Polygonum virginianum L.
1790. Persicaria virginiana Gaertn.
1836. Tovara virginiana Raf.
1964. Antenoron virginianum Roberty & Vautier
Jumpseed,
Virginia knotweed

Renouée de Virginie
Native,
Secure
Persicaria virginiana 01 Pengo.jpg
Nymap.svg
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA Trop.



Images, wsp
Persicaria sect. Echinocaulon[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Persicarieae – genus Persicariasect. Echinocaulon
Persicariasect. Echinocaulon Smartweed N.Y. Status Images Distribution 19
 (L.) Haraldson

1753. Polygonum arifolium L.
1836. Tracaulon arifolium Raf.
1978. Persicaria arifolia Haraldson
Halberdleaf tearthumb,
Halberd-leaved tearthumb

Renouée à feuilles d'arum
Native,
Secure
Polygonum arifolium 002.JPG
Nymap.svg
NYFA-5
USDA-NN
NEW 
ITIS
FNA Trop.



Images, wsp
 (L.) H.Gross

1753. Polygonum sagittatum L.
1903. Tracaulon sagittatum Small
1919. Persicaria sagittata H.Gross
1974. Truellum sagittatum Soják
Arrowleaf tearthumb,
Arrow-leaved tearthumb,
American tearthumb,
Arrow-vine,
Scratch-grass

Renouée sagittée
Native,
Secure
Persicaria sagittata NRCS-1.jpg
Nymap.svg
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA Trop.



Images, wsp
(L.) H. Gross (1913)

Polygonum perfoliatum L.
Mile-a-minute weed,
Asiatic tearthumb,
Climbing tearthumb,
Devil's-tail climbing tearthumb,
Giant climbing tearthumb
Introduced from
 Asia,
Very highly invasive,
NYIS: 91%[1],
CP-2[2] NE-1[3]
Persicaria perfoliata 5273095.jpg
Persicaria perfoliata nymap.svg


ARS 




Images, wsp
  1. New York non-native plant invasiveness assessmentPersicaria perfoliata: Very high (91). M.J.Jordan, G.Moore & T.W.Weldy (2008). Invasiveness ranking system for non-native plants of New York. Unpublished. The Nature Conservancy, Albany & Cold Spring Harbor, NY; Brooklyn Botanic Garden, Brooklyn, NY.
  2. Appendix 2. Plant species that are considered highly invasive to natural areas in the central Finger Lakes region. Policy on the use of non-native plants in Cornell Plantations' accessioned collections (2009)
  3. Category 1 Plants - highly invasive - Eastern Region invasive plants, ranked by degree of invasiveness as based on information from States (1998) US Forest Service
Persicaria sect. Cephalophilon[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Persicarieae – genus Persicariasect. Cephalophilon
Persicariasect. Cephalophilon Smartweed N.Y. Status Images Distribution 19

1825. Polygonum alatum Buch.-Ham.
ex D. Don
1826. Polygonum nepalense Meisn.
1886. Polygonum alatum var. nepalense
1913. Persicaria nepalensis H.Gross
Nepal smartweed,
Nepal knotweed

Renouée du Népal
Introduced,
from Asia
Arvenses Poligonum nepalense Poligonaceae Anserma Cultivo Lulo S quitoense H Vargas 09 jun 2010 (1).JPG
Nymap.svg
NYFA-X
USDA-XX
NEW 
ARS ITIS
FNA Trop.



Images, wsp
Persicaria sect. Rubrivena[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Persicarieae – genus Persicariasect. Rubrivena
Persicariasect. Rubrivena Smartweed N.Y. Status Images Distribution 19
 Greuter & Burdet
var. wallichi

1832. Polygonum polystachyum Wallich
ex Meisner
1941. Reynoutria polystachya Moldenke
1969. Aconogonon polystachyum M.Král
1985. Rubrivena polystachya M.Král
1989. Persicaria wallichii Greuter & Burdet
Himalayan knotweed,
Giant smart-weed,
Kashmir plume,
Garden smartweed,
Cultivated knotweed
Introduced,
from Asia
Persicaria wallichii01.jpg
Nymap.svg
NYFA-X
USDA-XX
NEW 
ARS ITIS
FNA Trop.



Images, wsp

Tribe Fagopyreae[edit]

Genus Fagopyrum[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Fagopyreae – genus Fagopyrum
Fagopyrum Buckwheat N.Y. Status Images Distribution 2
 Moench

1753. Polygonum fagopyrum L.
1794. Fagopyrum esculentum Moench
    F. sagittatum Gilib.
    F. vulgare Hill
    F. fagopyrum (L.) H.Karst.
Buckwheat,
Common buckwheat

Sarrasin commun
Introduced
Buchweizen, abreifend.JPG
Nymap.svg
NYFA-X
USDA-XX

ARS ITIS
FNA 



Images, wsp
 (L.) Gaertn.

1753. Polygonum tataricum L.
1790. Fagopyrum tataricum Gaertn.
Tartarian buckwheat,
Tartary buckwheat,
Green buckwheat,
Japanese buckwheat,
India-wheat
Introduced,
Impersistent
Fagopyrum tataricum - Kops.jpg
Nymap.svg
NYFA-X
USDA-XX

ARS ITIS
FNA 



Images, wsp

Tribe Rumiceae[edit]

Genus Rumex[edit]
Rumex subg. Axillares[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Rumiceae – genus Rumexsubg. Axillares
Rumexsubg. Axillares Dock N.Y. Status Images Distribution 15
 Alph.Wood

1847. Rumex altissimus Alph.Wood
1856. R. britannicus Meisn.non L.
1856. R. britannica Meisn.non L.
Pale dock,
Tall dock,
Smooth dock
Native,
Secure
Rumex altissimus BB-1913.png
Rumex altissimus NY-dist-map.png
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp
 L.

1753. Rumex britannica L.
1856. R. hydrolapathum var. americanum
1867. R. orbiculatus A.Gray
1937. R. britannica var. borealis
Water dock,
Greater water dock,
British dock
Native,
Secure
Rumex britannica BB-1913.png
Nymap.svg
NYFA-5
USDA-N0
NEW 
ARS ITIS
FNA 



Images, wsp
 Rech.f.

1926. R. salicifolius ssp. triangulivalvis
1936. R. triangulivalvis Rech.f.
1964. R. salicifolius var. triangulivalvis
1964. R. triangulivalvis var. oreolapathum
White dock,
White willow dock,
Triangular-valved dock
Native,
Secure
Rumex tiangulivalvis0.jpg
Nymap.svg
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp
 L.

1753. Rumex verticillatus L.
1856. R. floridanus Meisn.
1895. R. fascicularis Small
Swamp dock,
Water dock
Native,
Secure
Rumex verticillatus NRCS-1.jpg
Nymap.svg
NYFA-5
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp
Rumex subg. Rumex[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Rumiceae – genus Rumexsubg. Rumex
Rumexsubg. Rumex Dock N.Y. Status Images Distribution 15
 Phil. 1895

1900. R. maritimus var. fueginus Dusén
1915. R. maritimus var. athrix H. St. John
1968. R. maritimus ssp. fueginus Hultén
2010. R. persicarioides var. fueginus
[1]
Sea-side dock,
Golden dock,
American golden dock,
Tierra del Fuego dock
Native,
Endangered
Rumex maritimus BB-1913.png
Nymap.svg
NYFA-1
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp
 L. 1753

    R. maritimus var. persicarioides
Seaside dock,
American golden dock

Rumex fausse-persicaire
Native,
No recent reports
Rumex maritimus.jpeg
Nymap.svg
NYFA-H
USDA-NN
NEW 
ARS ITIS
FNA 



Images, wsp

Dooryard dock,
Long-leaved dock,
Northern dock
Introduced
Hoymuggel.jpg
Nymap.svg







Images, wsp

Patience dock Introduced
Caryophyllales - Rumex patientia 2.jpg
Nymap.svg







Images, wsp
 L.

Curly dock,
Sour dock,
Yellow dock
Introduced
Rumex crispus 001.JPG
Nymap.svg







Images, wsp

Bitter dock,
Broad-leaved dock
Introduced
20150506Rumex obtusifolius1.jpg
Nymap.svg







Images, wsp
 Simonkai
[ crispus × patientia ]

Large curly dock,
Confused dock
Introduced
Rumex crispus flowerhead2 old (15087777195).jpg
Nymap.svg
NYFA-X
USDA-X0

ITIS
FNA 



Images, wsp
 Mert. & W.D.J.Koch
[ crispus × obtusifolius ]

1753. Rumex × acutus L. (pro sp.
1826. Rumex × pratensis Mert. & W.D.J.Koch
1855. Rumex × crispobtusifolius Meisn.
Meadow dock Introduced
Rumex crispus flowerhead3 (15064774986).jpg
Nymap.svg
NYFA-X
USDA-XN]

ITIS
Trop.



Images, wsp
Rumex subg. Acetosa[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Rumiceae – genus Acetosa
Rumexsubg. Acetosa Sorrel N.Y. Status Images Distribution 15
 Baldwin

1817. Rumex hastatulus Baldwin
1856. Rumex engelmannii Meisn.
1948. Acetosa hastatula Á.Löve
Heartwing sorrel,
Heart-winged sorrel,
Wild sorrel,
Heartwing dock,
Wild dock
Native,
Endangered
Rumex hastatulus BB-1913.png
Nymap.svg
NYFA-1
USDA-N0
NEW 
ARS ITIS
FNA 



Images, wsp
 L.

1753. Rumex acetosa L.
1768. Acetosa pratensis Mill.
1903. R. acetosa ssp. pratensis
Garden sorrel,
Green sorrel,
Common sorrel,
Common dock,
Sourdock

Oseille de prés,
Grande oseille
Introduced
Oseille pied.JPG
Nymap.svg
NYFA-X
USDA-XM

ARS 




Images, wsp
Rumex subg. Acetosella[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Rumiceae – genus Acetosella
Rumexsubg. Acetosella Sorrel N.Y. Status Images Distribution 15
 L.
ssp. pyrenaicus
(Pourr. ex Lapeyr.) Akeroyd

1991. Rumex acetosella ssp. pyrenaicus
    
Sheep sorrel,
Red sorrel,
Field sorrel

Oseille,
Petite oseille,
Sûrette
Introduced,
Moderately invasive,
NYIS: 66%[1],
CP-4[2]
20150426Rumex acetosella.jpg
Nymap.svg
NYFA-X
USDA-XX

ARS ITIS
FNA 

IPN 

Images, wsp
Rumex(excluded)subg. Acetosella Sorrel N.Y. Status Images Distribution 15
L.
ssp. multifidus (L.) Arcang.

1762. Rumex multifidus L.
1834. Rumex acetosella ssp. multifidus
    
    
Sheep sorrel,
Red sorrel,
Field sorrel

Oseille,
Petite oseille,
Sûrette
Introduced from
 Europe,
Excluded
Starr 070908-9221 Rumex acetosella.jpg
Nymap.svg
NYFA-EXCLD
USDA-XX

ARS 
FNA Trop.



Images, wsp
Genus Rheum[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Rumiceae – genus Rheum
Rheum Rhubarb N.Y. Status Images Distribution 1
 L.

Garden rhubarb,
Pie-plant,
Rhubarb,
Wine-plant
Introduced
Rheum.rhabarbarum.2515.JPG
Rheum rhabarbarum NY-dist-map.png
NYFA-X
USDA-XX






Images, wsp

Tribe Polygoneae[edit]

Genus Polygonella[edit]

Schuster, Reveal & Kron (2011)[1] transferred Polygonella articulata back to Polygonum articulatum.

Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Polygoneae – genus Polygonella
Polygonella Joint weed N.Y. Status Images Distribution 1
 (L.) Meisn.

1753. Polygonum articulatum L.
1841. Polygonella articulata (L.) Meisn.
1932. Delopyrum articulatum (L.) Small
Coastal jointweed,
Northern jointweed,
Coast jointweed

Polygonelle articulée
Native,
Likely secure
Polygonella articulata WFNY-049A.jpg
Polygonella articulata NY-dist-map.png
NYFA-4
USDA-NN
NEW Can
ITIS
FNA Trop.
NSE BNA
IPN 

Images, wsp
Genus Polygonum[edit]

The Flora of North America recognizes the two sections Duravia and Polygonum used here.[1]

Polygonum sect. Duravia[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Polygoneae – genus Polygonumsect. Duravia
Polygonumsect. Duravia Knotweed N.Y. Status Images Distribution 14
 Michx. (1803)

P. tenue var. protrusum
Pleatleaf knotweed,
Pleat-leaved knotweed,
Slender knotweed
Native,
Rare
Polygonum tenue leaves.jpg
Nymap.svg
NYFA-3
USDA-NN


FNA 



Images, wsp
 Greene

Douglas knotweed Native,
Threatened
Polygonum douglasii (4974284660).jpg
Polygonum douglasii NY-dist-map.png
NYFA-2
USDA-NN






Images, wsp
Polygonum sect. Polygonum[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Polygoneae – genus Polygonum
Polygonumsect. Polygonum Knotweed N.Y. Status Images Distribution 14
 S.F.Blake

    
1917. Polygonum achoreum S.F.Blake
1982. P. erectum ssp. achoreum
Leathery knotweed,
Blake's knotweed,
Striate knotweed

Renouée coriace
Native,
Likely secure
Polygonum achoreum (4984671231).jpg
Polygonum achoreum NY-dist-map.png
NYFA-4
USDA-NN
NEW 
ITIS
FNA Trop.



Images, wsp
 Nutt.

    
    P. aviculare var. glaucum
Seabeach knotweed,
Seaside knotweed
Native,
Rare
Polygonum glaucum NY-dist-map.png
NYFA-3
USDA-N0
Can
ITIS
FNA 



Images, wsp

    
Erect knotweed Native,
No recent reports,
Impersistent
Polygonum erectum NY-dist-map.png
NYFA-Zm
USDA-NN






Images, wsp
Michx.
ssp. prolificum

    
    P. ramosissimum var. prolificum
    P. prolificum
Bushy knotweed,
Saltmarsh knotweed
Native,
Introduced
Polygonum ramosissimum ssp prolificum nymap.svg
NYFA-NX
USDA-NN
NEW 
ITIS
FNA 



Images, wsp
Michx.
ssp. ramosissimum

    
    P. atlanticum
    P. triangulum
    P. interior
    P. latum
    P. exsertum
    P. leptocarpum
    P. stevensii
Bushy knotweed,
Slender knotgrass,
Renouée à fleurs jaunes
Native,
Introduced
Polygonum ramosissimum ssp ramosissimum nymap.svg
NYFA-NX
USDA-NN
NEW 
ITIS
FNA 



Images, wsp
 L.
ssp. buxiforme
(Small) Costea & Tardif

    
    Polygonum buxiforme Small
    Polygonum littorale Link
    P. aviculare var. littorale
Box knotweed,
Small's knotweed,
American knotweed
Native,
Endangered
Polygonum aviculare ssp buxiforme 2.jpg
Nymap.svg
NYFA-1
USDA-NN
NEW 

FNA 



Images, wsp
 L.
ssp. aviculare

    
1753. Polygonum aviculare L.
1912. P. heterophyllum Lindm.
Common knotweed,
Dooryard knotweed,
Doorweed,
Prostrate knotweed
Introduced
20131017Vogelknoeterich Reilingen7.jpg
Nymap.svg
NYFA-X
USDA-XX
NEW 
ARS 




Images, wsp
 L.
ssp. depressum (Meisn.) Arcang.

1856. P. aviculare var. depressum
1857. P. arenastrum Boreau
1882. P. aviculare ssp. depressum
1912. P. aequale Lindm.
1942. P. montereyense Brenckle
Common knotweed,
Oval-leaved knotweed,
Equal-leaved knotgrass

Renouée à petits fruits
Introduced
Nymap.svg
NYFA-X
NEW 
ITIS
FNA 



Images, wsp
 L.
ssp. neglectum (Besser) Arcang.

1785. Polygonum bellardii All.
1822. Polygonum neglectum Besser
1882. P. aviculare ssp. neglectum
Narrowleaf knotweed,
Narrow-leaved knotweed
Introduced from
 Eurasia
Nymap.svg
NYFA-X
USDA-XN
NEW 
ARS ITIS
FNA Trop.



Images, wsp
 L.
ssp. rurivagum

    
Narrow-leaved knotweed Introduced
Nymap.svg

NEW 





Images, wsp

    
Bellard's knotweed,
Narrow-leaved knotweed
Introduced,
Impersistent
Nymap.svg

NEW 





Images, wsp
Jaubert & Spach

    
1844. P. polycnemoides
Jaub. & Spach
Manyleg knotweed Introduced,
Impersistent
Nymap.svg
NYFA-Xm
USDA-X0

ITIS
Trop.



Images, wsp
Genus Fallopia[edit]
Fallopia sect. Fallopia[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Polygoneae – genus Fallopiasect. Fallopia
FallopiaAdansonsect. Fallopia False-buckwheat N.Y. Status Images Distribution 9
 (Michx.) Holub

1803. Polygonum cilinode Michx.
1903. Tiniaria cilinodis Small
1904. Bilderdykia cilinodis Greene
1967. Reynoutria cilinodis Shinners
1971. Fallopia cilinodis Holub
Fringed black bindweed,
Fringed bindweed,
Blackfringe knotweed

Renouée à noeuds ciliés
Native,
Secure
Fallopia cilinodis BB-1913.png
Nymap.svg
NYFA-5
USDA-NN
NEW Can
ITIS
FNA Trop.



Images, wsp
 (L.) Holub
var. scandens

1753. Polygonum scandens L.
1867. P. dumetorum var. scandens A.Gray
1913. Bilderdykia scandens Greene
1913. Fagopyrum scandens H.Gross
1967. Reynoutria scandens Shinners
1971. Fallopia scandens Holub
Climbing false-buckwheat

Renouée grimpante
Native,
Secure
Fallopia scandens var scandens BB-1913.png
Nymap.svg
NYFA-5
USDA-NN
NEW Can
ARS ITIS
FNA Trop.



Images, wsp
 (L.) Holub
var. cristatum (Engelm. & A.Gray) H.R.Hinds

1845. Polygonum cristatum Engelm. & A.Gray
1904. Bilderdykia cristata Greene
1952. P. scandens var. cristatum Gleason
1971. Fallopia cristata Holub
2005. F. scandens var. cristatum H.R.Hinds
Climbing false-buckwheat,
Crested bindweed
Native,
Likely secure
Fallopia scandens var cristatum BB-1913.png
Nymap.svg
NYFA-4
USDA-N0
NEW 





Images, wsp
 (L.) Holub

1762. Polygonum dumetorum L.
1952. P. scandens var. dumetorum Gleason
1971. Fallopia dumetorum Holub
Climbing false buckwheat,
Thicket bindweed,
Copse-bindweed,
Desert knotgrass

Renouée des haies
Introduced,
from Eurasia
Fallopia dumetorum.jpeg
Nymap.svg
NYFA-X
USDA-XN
NEW 
ARS ITIS
FNA Trop.



Images, wsp
 (L.) Á. Löve

1753. Polygonum convolvulus L.
1970. Fallopia convolvulus Á. Löve
Black bindweed,
Wild buckwheat,
Eurasian black bindweed

Renouée liseron,
Renouée faux-liseron,
Chevrier
Introduced from
 Eurasia,
 northern Africa
Polygonum convolvulus (7901122064).jpg
Nymap.svg
NYFA-X
USDA-XX
NEW 
ARS ITIS
FNA Trop.



Images, wsp
 (Regel) Holub

1885. Polygonum baldschuanicum Regel
1907. Polygonum aubertii L.Henry
1941. Reynoutria baldschuanica Moldenke
1971. Fallopia baldschuanica Holub
1971. Fallopia aubertii Holub
Bukhara fleeceflower,
China fleece vine,
Silver lace-vine,
Mile-a-minute-vine,
Russianvine
Introduced,
Invasive,
NYIS: 51%[1]
20120703Saar Saarbruecken01.jpg
Fallopia baldschuanica nymap.svg
NYFA-X
USDA-X0
NEW 
ARS ITIS
FNA Trop.



Images, wsp
Fallopia sect. Reynoutria[edit]
Caryophyllales – fam. Polygonaceae – subfam. Polygonoideae – tribe Polygoneae – genus Fallopiasect. Reynoutria
FallopiaAdansonsect. Reynoutria Knotweed N.Y. Status Images Distribution 9
 (Hout.) Ronse Decr.
var. japonica

1777. Reynoutria japonica Houtt.
1846. Polygonum cuspidatum
Siebold & Zucc.
1988. Fallopia japonica Ronse Decr.
Japanese knotweed,
Japanese bamboo,
Mexican bamboo,
Fleeceflower

Renouée du Japon
Introduced from
 temperate Asia,
Very highly invasive,
NYIS: 98%[1],
Prohibited[2],
CP-2[3] NE-1[4]
Fallopia japonica MdE 2.jpg
Fallopia japonica var japonica nymap.svg
NYFA-X
USDA-XX
NEW Can
ARS ITIS
FNA Trop.



Images, wsp
(F.Schmidt) Ronse Decr.

1859. Polygonum sachalinense F.Schmidt
1919. Reynoutria sachalinensis Nakai
1950. Tiniaria sachalinensis Janchen
1988. Fallopia sachalinensis Ronse Decr.
Giant Knotweed,
Sakhalin knotweed,
Sachaline knotweed,
Elephant-ear

Renouée de Sakhaline
Introduced from
 temperate Asia,
Very highly invasive,
NYIS: 98%[1],
Prohibited[2],
CP-3[5]
GiantKnotweed053.jpg
Fallopia sachalinensis nymap.svg
NYFA-X
USDA-XX
NEW Can
ARS ITIS
FNA Trop.



Images, wsp
(Chrtek & Chrtková) J.P.Bailey

Fallopia japonica ×
Fallopia sachalinensis

1983. Reynoutria × bohemica
Chrtek & Chrtková
1989. Fallopia × bohemica J.P.Bailey
2003. Polygonum × bohemicum
Zika & Jacobson
Bohemian knotweed,
Hybrid Japanese
 & giant knotweed

Renouée de Bohème
Introduced,
Very highly invasive,
NYIS: 98%[1],
Prohibited[2],
CP-2[3]
Knotweed 1r.jpg
Fallopia × bohemica nymap.svg
NYFA-X
USDA-XX
NEW Can

Trop.



Images, wsp
  1. a b c New York non-native plant invasiveness assessmentFallopia spp.: Very highly invasive (98%).
  2. a b c New York State Department of Environmental Conservation Regulation 6 NYCRR Part 575 Prohibited and Regulated Invasive Species
  3. a b Appendix 2. Plant species that are considered highly invasive to natural areas in the central Finger Lakes region. Policy on the use of non-native plants in Cornell Plantations' accessioned collections (2009)
  4. Category 1 Plants - highly invasive - Eastern Region invasive plants, ranked by degree of invasiveness as based on information from States (1998) US Forest Service
  5. Appendix 3. Plant species that are considered moderately to highly invasive to natural areas in the central Finger Lakes region. Policy on the use of non-native plants in Cornell Plantations' accessioned collections (2009)