Limonium

Limonium carolinianum (Walter) Britton sea-lavender

Caryophyllales — Plumbaginaceae — Limonioideae — Limonieae — Limonium
Limonium	Sea lavender	N.Y. Status	Images	Distribution	NY NPT
Limonium carolinianum (Walter) Britton	Sea-lavender American thrift Lavender thrift Seaside thrift Canker root Ink root Marsh root	Native, Secure			NYFA-5 USDA-NN Images, wsp
Limonium leptostachyum	Statice	Introduced, Impersistent			NYFA-X USDA-X0 Images, wsp

Armeria

Caryophyllales — Plumbaginaceae — Limonioideae — Limonieae — Armeria
Armeria (excluded taxa)	Thrift	N.Y. Status	Images	Distribution	NY NPT
Armeria maritima (Mill.) Willd. ssp. sibirica (Turcz.) Nyman	Siberian sea thrift	N. America native, N.Y. excluded			NYFA-XCLD USDA-NN Images, wsp

Psylliostachys

Subfamily and tribe for Psylliostachys is from University of Connecticut

Caryophyllales — Plumbaginaceae — Staticoideae — Staticeae — Psylliostachys
Psylliostachys	Statice	N.Y. Status	Images	Distribution	NY NPT
Psylliostachys suworowii (Regel) Roshkova	Russian-statice Rat tail statice	Introduced from  Eurasia, Not naturalized			NYFA-Xm NEW-0 Images, wsp

Persicaria

Kim & Donoghue (2008). Molecular phylogeny of Persicaria (Persicarieae, Polygonaceae). Systematic Botany 33(1): pp. 77–86

Persicaria sect. Persicaria

Caryophyllales — Polygonaceae — Polygonoideae — Persicarieae — Persicaria sect. Persicaria
Persicaria sect. Persicaria	Smartweed	N.Y. Status	Images	Distribution	NY NPT
Persicaria lapathifolia (L.) Delarbre 1753. Polygonum lapathifolium L. 1794. Polygonum scabrum Moench 1800. Persicaria lapathifolia (L.) Delarbre 1966. Persicaria scabra (Moench) Moldenke	Dock-leaved smartweed Pale smartweed Willow-leaved smartweed Curlytop knotweed Curlytop smartweed Pink knotweed Willow-weed Renouée à feuilles de patience	Native, C:1, Unranked, Circumboreal FACW Annual, Herb-forb			NYFA-U USDA-NX NPT Can ARS  FNA Trop. Images, wsp
Persicaria pensylvanica (L.) M.Gómez 1753. Polygonum pensylvanicum L. 1896. Persicaria pensylvanica (L.) M.Gómez	Pennsylvania smartweed Renouée de Pennsylvanie	Native, C:2, Secure OBL-FACW Annual, Herb-forb			NYFA-5 USDA-NN NPT Can ARS ITIS FNA Trop. BNA Images, wsp
Persicaria punctata  (Elliott) Small 1817. Polygonum punctatum Elliott 1817. Pol. acre Kunth 1894. Pol. punctatum var. robustius 1903. Per. punctata Small 1903. Per. punctata var. robustior 1909. Per. robustior E.P.Bicknell 1921. Pol. robustius Fernald 1949. Pol. punctatum var. majus	Dotted smartweed Renouée ponctuée	Native, C:4, Secure OBL Annual, perennial, Herb-forb			NYFA-5 USDA-NN NPT  ARS ITIS FNA  Images, wsp
Persicaria coccinea (Muhl. ex Willd.) Greene 1803. Pol. amphibium var. emersum 1808. Pol. inundatum Raf. 1809. Pol. coccineum Muhl. ex Willd. 1879. Pol. muehlenbergii S.Watson 1904. Pol. amphibium var. coccineum 1904. Per. coccinea (Muhl. ex Willd.) Greene 1906. Per. muhlenbergii (S.Watson) Small 1984. Per. amphibia var. emersa	Scarlet smartweed, Longroot smartweed	Native, C:5, Unranked OBL Perennial, Forb-herb			NYFA-N USDA- NPT Can ARS  FNA Trop. IPN  Images, wsp
Persicaria amphibia  (L.) Delarbre ssp. laevimarginata (Hult.) Soják 1803. Pol. amphibium var. natans (i) 1822. Pol. natans (Michx.) Eaton 1874. Pol. amphibium var. stipulaceum 1944. Pol. amphibium ssp. laevimarginatum 1952. Per. amphibia var. stipulacea 1974. Per. amphibia ssp. laevimarginata	American water smartweed Renouée amphibie	Native, C:6, Secure OBL Perennial, Forb-herb			NYFA-5 USDA-NN NPT Can ARS ITIS FNA Trop. Images, wsp
Persicaria hydropiperoides (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, C:6, Secure OBL Perennial, Herb-forb			NYFA-5 USDA- NPT  ARS ITIS FNA  Images, wsp
Persicaria careyi  (Olney) Greene 1847. Po. careyi Olney 1904. Pe. careyi (Olney) Greene	Carey's smartweed Renouée de Carey	Native, C:5, Endangered FACW Annual, Herb-forb			NYFA-1-2 USDA-NN NPT  ARS ITIS FNA  Images, wsp
Persicaria setacea (Baldwin) Small 1817. Po. setaceum Baldwin 1903. Pe. setacea (Baldwin) Small	Bog smartweed, Swamp smartweed, Bristly smartweed	Native, C:10, Endangered OBL Perennial, Herb-forb			NYFA-1-2 USDA-N0 NPT  ITIS FNA Trop. Images, wsp
Persicaria hydropiper (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			NYFA-X USDA-XX NPT  ARS ITIS FNA Trop. Images, wsp
Persicaria orientalis  (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			NYFA-X USDA-XX NPT  ARS ITIS FNA Trop. Images, wsp
Persicaria maculosa  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			NYFA-X USDA-XX NPT Can ARS ITIS FNA Trop. Images, wsp
Persicaria extremiorientalis (Vorosch.) Tzvelev 1984. Po. extremiorientale Vorosch. 1987. Pe. extremiorientalis (Vorosch.) Tzvelev	Far eastern smartweed	Introduced, Potentially invasive, [1]			NYFA-X USDA-X0 Trop. Images, wsp
Persicaria longiseta (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]			NYFA-X USDA-XX NPT  Images, wsp
Persicaria minor  (Huds.) Opiz     Polygonum minus  Huds.     Persicaria minor (Huds.) Opiz	Small water pepper Pygmy smartweed	Introduced from  Eurasia OBL			NYFA-Xn USDA-XX Images, wsp
Persicaria sect. Persicaria (excluded taxa)	Smartweed	N.Y. Status	Images	Distribution	NY NPT
Persicaria chinensis	Chinese knotweed Chinese smartweed	Introduced, Potentially invasive, N.Y. excluded			NYFA-XCLD USDA-00 CABI  Images, wsp
Persicaria posumbu (Buch.-Ham. ex D.Don) H.Gross 1825. Polygonum posumbu Buch.-Ham. ex D.Don 1825. Po. cespitosum Blume 1913. Persicaria posumbu (Buch.-Ham. ex D.Don) H.Gross 1934. Pe. cespitosa (Blume) Nakai	Tufted knotweed	Introduced, N.Y. excluded			NYFA-XCLD Images, wsp
Persicaria amphibia ssp. amphibia     Persicaria amphibia		Introduced from  Eurasia, N.Y. excluded			NYFA-XCLD NPT  BNA Images, wsp
Persicaria amphibia ssp.  laevimarginata × coccinea   Persicaria amphibia      ssp. laevimarginata ×   Persicaria coccinea	Hybrid of  water smartweed &  scarlet smartweed	Native, N.Y. excluded			NYFA-XCLD Images, wsp
↑ 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. ↑ New York non-native plant invasiveness assessment – Persicaria 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

Persicaria virginiana (L.) Gaert. jumpseed

Caryophyllales — Polygonaceae — Polygonoideae — Persicarieae — Persicaria sect. Tovara
Persicaria sect. Tovara	Smartweed	N.Y. Status	Images	Distribution	NY NPT
Persicaria virginiana  (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			NYFA-5 USDA-NN NPT  ARS ITIS FNA Trop. Images, wsp

Persicaria sect. Echinocaulon

Persicaria perfoliata, mile-a-minute weed Persicaria sect. Echinocaulon contains armed climbers known as tearthumbs. Two of these are New York natives, and one P. perfoliata (mile-a-minute weed) is a fairly recent introduction from Asia that is considered to be very highly-invasive in New York.

Caryophyllales — Polygonaceae — Polygonoideae — Persicarieae — Persicaria sect. Echinocaulon
Persicaria sect. Echinocaulon	Tearthumbs	N.Y. Status	Images	Distribution	NY NPT
Persicaria sagittata  (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, C:4, Secure			NYFA-5 USDA-NN NPT  ARS ITIS FNA Trop. Images, wsp
Persicaria arifolia  (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, C:6, Secure			NYFA-5 USDA-NN NPT  ITIS FNA Trop. Images, wsp
Persicaria perfoliata  (L.) H. Gross 1759. Polygonum perfoliatum L. 1913. Persicaria perfoliata (L.) H. Gross	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], Prohibited[2], CP-2[3] NE-1[4]			NYFA-X USDA-X0 ARS  Images, wsp
↑ New York non-native plant invasiveness assessment – Persicaria 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. ↑ New York State Department of Environmental Conservation Regulation 6 NYCRR Part 575 Prohibited and Regulated Invasive Species ↑ 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 Botanic Gardens' accessioned collections (2009) ↑ 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

Caryophyllales — Polygonaceae — Polygonoideae — Persicarieae — Persicaria sect. Cephalophilon
Persicaria sect. Cephalophilon	Smartweed	N.Y. Status	Images	Distribution	NY NPT
Persicaria nepalensis 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, Potentially invasive, NYIS: 47%[1]			NYFA-X USDA-XX NPT  ARS ITIS FNA Trop. Images, wsp
↑ New York non-native plant invasiveness assessment – Persicaria longiseta: Unknown (47). 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. Rubrivena

Caryophyllales — Polygonaceae — Polygonoideae — Persicarieae — Persicaria sect. Rubrivena
Persicaria sect. Rubrivena (excluded taxa)	Smartweed	N.Y. Status	Images	Distribution	NY NPT
Persicaria wallichii  Greuter & Burdet 1832. Polygonum polystachyum Wall. ex Meisn. 1941. Reynoutria polystachya Moldenke 1969. Aconogonon polystachyum M.Král 1985. Rubrivena polystachya M.Král 1989. P. wallichii Greuter & Burdet	Himalayan knotweed Giant smart-weed Kashmir plume Garden smartweed Cultivated knotweed	Introduced from  Asia, N.Y. excluded			NYFA-XCLD USDA-XX NPT  ARS ITIS FNA Trop. Images, wsp

Fagopyrum

Caryophyllales — Polygonaceae — Polygonoideae — Fagopyreae — Fagopyrum
Fagopyrum	Buckwheat	N.Y. Status	Images	Distribution	NY NPT
Fagopyrum esculentum  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, Not naturalized			NYFA-X USDA-XX NPT  ARS ITIS FNA  Images, wsp
Fagopyrum tataricum  (L.) Gaertn. 1753. Polygonum tataricum L. 1790. Fagopyrum tataricum Gaertn.	Tartarian buckwheat, Tartary buckwheat, Green buckwheat, Japanese buckwheat, India-wheat	Introduced, Impersistent, Not naturalized			NYFA-X USDA-XX ARS ITIS FNA  Images, wsp

Rumex

Rumex subg. Axillares

Caryophyllales — Polygonaceae — Polygonoideae — Rumiceae — Rumex subg. Axillares
Rumex subg. Axillares	Dock	N.Y. Status	Images	Distribution	NY NPT
Rumex triangulivalvis  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, C:4, Secure, 2n = 20			NYFA-5 USDA-NN NPT  ARS ITIS FNA  Images, wsp
Rumex verticillatus  L. 1753. Rumex verticillatus L. 1856. R. floridanus Meisn. 1895. R. fascicularis Small	Swamp dock, Water dock	Native, C:6, Secure, 2n = 60			NYFA-5 USDA-NN NPT  ARS ITIS FNA  Images, wsp
Rumex britannica  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, C:7, Secure, 2n = 20			NYFA-5 USDA-N0 NPT  ARS ITIS FNA  Images, wsp
Rumex altissimus  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 Patience élevée	Native, C:10, Secure, 2n = 20			NYFA-5 USDA-NN NPT Can ARS ITIS FNA  Images, wsp
Rumex pallidus  Bigelow 1840. Rumex pallidus Bigelow	Sea-beach dock Seaside dock Pale willow dock White dock	Native, C:10, Unranked, 2n = 20			NYFA-U USDA-NN FNA Trop. Images, wsp
Rumex subg. Axillares (excluded taxa)	Dock	N.Y. Status	Images	Distribution	NY NPT
Rumex salicifolius  Weinm. 1821. Rumex salicifolius Weinm.	Willow dock Willow-leaf dock	N. America native  s.w. N. America, N.Y. excluded			NYFA-XCLD USDA-NM ARS  Images, wsp
Rumex mexicanus  Meisn. 1856. Rumex mexicanus Meisn. 1964. R. salicifolius var. mexicanus	Mexican dock Mexican-willow White dock	N. America native, N.Y. excluded			NYFA-XCLD USDA-NN ARS  FNA  Images, wsp
Rumex pallidus × triangulivalvis   Rumex pallidus ×   Rumex triangulivalvis	Hybrid of  sea-beach dock &  white dock	N. America native, N.Y. excluded			NYFA-XCLD Images, wsp
Rumex pallidus × mexicanus   Rumex pallidus ×   Rumex mexicanus	Hybrid of  sea-beach dock &  Mexican dock	N. America native, N.Y. excluded			NYFA-XCLD Images, wsp

Rumex subg. Rumex

Plants of subg. Rumex are generally synoecious, but polygamodioecious or dioecious individuals occasionally occur in some species.

Caryophyllales — Polygonaceae — Polygonoideae — Rumiceae — Rumex subg. Rumex
Rumex subg. Rumex	Dock	N.Y. Status	Images	Distribution	NY NPT
Rumex fueginus  Phil. 1895. Rumex fueginus Phil. 1900. R. maritimus var. fueginus 1915. R. maritimus var. athrix 1968. R. maritimus ssp. fueginus 2010. R. persicarioides var. fueginus[1]	Sea-side dock, Golden dock, American golden dock, Tierra del Fuego dock	Native, C:10, Endangered, 2n = 40			NYFA-1 USDA-NN NPT Can ARS ITIS FNA Trop. Images, wsp
Rumex persicarioides  L. 1753. Rumex persicarioides L. 1978. R. maritimus var. persicarioides	Coastal dock Peach-leaved dock American golden dock Golden dock Seaside dock Seashore dock Rumex fausse-persicaire Patience fausse-persicaire Patience faux-persicaire	Native, C:10, No recent reports, 2n = 40			NYFA-H USDA-NN NPT Can ARS ITIS FNA Trop. Images, wsp
Rumex longifolius	Dooryard dock, Long-leaved dock, Northern dock	Introduced, Naturalized, 2n = 60			NYFA-Xn USDA-XX NPT  FNA  Images, wsp
Rumex patientia  L.	Patience dock	Introduced, Naturalized, 2n = 60			NYFA-Xn USDA-XX NPT  FNA  Images, wsp
Rumex crispus  L. ssp. crispus	Curly dock, Sour dock, Yellow dock	Introduced, 2n = 60			NYFA-Xn USDA-XX NPT  FNA  Images, wsp
Rumex obtusifolius  L. ssp. obtusifolius	Bitter dock, Broad-leaved dock	Introduced, Naturalized, 2n = 40			NYFA-Xn USDA-XX NPT  FNA  Images, wsp
Rumex × confusus  Simonkai [ crispus × patientia ]	Large curly dock, Confused dock	Introduced			NYFA-X USDA-X0 ITIS FNA  Images, wsp
Rumex × pratensis Mert. & W.D.J.Koch   Rumex crispus ×   Rumex obtusifolius 1753. Rumex × acutus L. (pro sp. 1826. R. × pratensis Mert. & W.D.J.Koch 1855. R. × crispobtusifolius Meisn.	Field dock Meadow dock	Introduced			NYFA-X USDA-XN ITIS Trop. Images, wsp
Rumex subg. Rumex (excluded taxa)	Dock	N.Y. Status	Images	Distribution	NY NPT
Rumex sanguineus  L.	Redvein dock	Introduced from  Eurasia, N.Y. excluded			NYFA-XCLD USDA-XW ARS  Images, wsp
↑ Rumex persicarioides L. var. fueginus (Phil.) A.Haines (2010). "New combinations for the New England tracheophyte flora." Stantec Botanical Notes" No. 13.

Rumex subg. Acetosa

Caryophyllales — Polygonaceae — Polygonoideae — Rumiceae — Acetosa
Rumex subg. Acetosa	Sorrel	N.Y. Status	Images	Distribution	NY NPT
Rumex hastatulus  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			NYFA-1 USDA-N0 NPT  ARS ITIS FNA  Images, wsp
Rumex acetosa  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			NYFA-X USDA-XM NPT  ARS  Images, wsp

Rumex subg. Acetosella

Caryophyllales — Polygonaceae — Polygonoideae — Rumiceae — Acetosella
Rumex subg. Acetosella	Sorrel	N.Y. Status	Images	Distribution	NY NPT
Rumex acetosella  L. ssp. pyrenaicus (Pourr. ex Lapeyr.) Akeroyd 1991. R. acetosella ssp. pyrenaicus 1818. R. pyrenaicus Pourr. ex Lapeyr.	Sheep sorrel, Red sorrel, Field sorrel Oseille, Petite oseille, Sûrette	Introduced, Moderately invasive, NYIS: 66%[1], Naturalized, CP-4[2]			NYFA-X USDA-XX NPT  ARS ITIS FNA  IPN  Images, wsp
Rumex subg. Acetosella (excluded taxa)	Sorrel	N.Y. Status	Images	Distribution	NY NPT
Rumex acetosella  L. ssp. acetosella 1753. R. acetosella L. 1869. Acetosella vulgaris Fourr.	Sheep sorrel	Introduced from  Europe, N.Y. excluded			NYFA-XCLD USDA-XX ARS  FNA  Images, wsp
Rumex acetosella  L. ssp. multifidus (L.) Arcang. 1762. R. multifidus L. 1834. R. acetosella ssp. multifidus	Sheep sorrel, Red sorrel, Field sorrel Oseille, Petite oseille, Sûrette	Introduced from  Europe, N.Y. excluded			NYFA-XCLD USDA-XX ARS  FNA Trop. Images, wsp
↑ New York non-native plant invasiveness assessment – Rumex acetosella: Moderate (66). ↑ Appendix 4. Plant species that are considered moderately invasive to natural areas in the central Finger Lakes region. Policy on the use of non-native plants in Cornell Botanic Gardens' accessioned collections (2009)

Rheum

Caryophyllales — Polygonaceae — Polygonoideae — Rumiceae — Rheum
Rheum L.	Rhubarb	N.Y. Status	Images	Distribution	NY NPT
Rheum rhabarbarum  L. 1753. Rheum rhabarbarum L. 1762. R. undulatum L. 1879. R. franzenbachii Münter	Garden rhubarb, Pie-plant, Rhubarb, Wine-plant Rhubarbe	Introduced from  Eurasia, Not naturalized Perennial, Herb-forb, 2n = 44			NYFA-X USDA-XX NPT Can ARS ITIS FNA Trop. Images, wsp
Rheum L. (excluded taxa)	Rhubarb	N.Y. Status	Images	Distribution	NY NPT
Rheum rhaponticum  L. 1753. Rheum rhaponticum L.	European rhubarb False rhubarb	Introduced, N.Y. excluded, 2n = 22			NYFA-XCLD ITIS Trop. Images, wsp

Polygonum

Polygonum sect. Duravia

Schuster, Reveal & Kron (2011)[1] transferred Polygonella articulata back to Polygonum articulatum. ↑ Tanja M. Schuster, James L. Reveal & Kathleen A. Kron (2011) "Phylogeny of Polygoneae (Polygonaceae: Polygonoideae)." Taxon, 60(6), Dec. 2011, pp. 1653-1666.

Caryophyllales — Polygonaceae — Polygonoideae — Polygoneae — Polygonum sect. Duravia
Polygonum sect. Duravia subsect. Polygonella	Jointweed	N.Y. Status	Images	Distribution	NY NPT
Polygonum articulatum  L. 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			NYFA-4 USDA-NN NPT Can ITIS FNA Trop. NSE BNA IPN  Images, wsp
Polygonum sect. Duravia subsect. Duravia	Knotweed	N.Y. Status	Images	Distribution	NY NPT
Polygonum tenue  Michx. (1803) P. tenue var. protrusum	Pleatleaf knotweed, Pleat-leaved knotweed, Slender knotweed	Native, Rare			NYFA-3 USDA-NN FNA  Images, wsp
Polygonum douglasii  Greene	Douglas knotweed	Native, Threatened			NYFA-2 USDA-NN Images, wsp

Polygonum sect. Polygonum

Caryophyllales — Polygonaceae — Polygonoideae — Polygoneae — Polygonum
Polygonum sect. Polygonum	Knotweed	N.Y. Status	Images	Distribution	NY NPT
Polygonum achoreum  S.F.Blake 1917. Polygonum achoreum S.F.Blake 1982. P. erectum	Leathery knotweed, Blake's knotweed, Striate knotweed Renouée coriace	Native, C:0, Likely secure			NYFA-4 USDA-NN NPT Can ITIS FNA Trop. Images, wsp
Polygonum ramosissimum  Michx. ssp. prolificum (Small) Costea & Tardif 1894. P. ramosissimum var. prolificum 1902. P. prolificum (Small) B.L. Rob. 1948. P. prolificum var. autumnale 1948. P. prolificum var. profusum 2003. P. ramosissimum ssp. prolificum	Proliferous knotweed Bushy knotweed Saltmarsh knotweed Renouée prolifique	Native, C:1, Introduced			NYFA-NX USDA-NN NPT Can ITIS FNA Trop. Images, wsp
Polygonum ramosissimum  Michx. ssp. ramosissimum 1803. Polygonum ramosissimum Michx. 1894. P. exsertum Small 1894. P. interior Small 1904. P. leptocarpum B.L.Rob. 1909. P. atlanticum (B.L.Rob.) E.P.Bicknell 1913. P. triangulum E.P.Bicknell ex Small 1932. P. latum Small ex Rydb. 1941. P. stevensii Brenckle	Bushy knotweed, Slender knotgrass, Renouée à fleurs jaunes	Native, C:1, Introduced			NYFA-NX USDA-NN NPT  ITIS FNA Trop. Images, wsp
Polygonum glaucum  Nutt.          P. aviculare var. glaucum	Seabeach knotweed, Seaside knotweed	Native, C:8, Rare			NYFA-3 USDA-N0 NPT  ITIS FNA  Images, wsp
Polygonum erectum  L. 1753. Polygonum erectum L.	Erect knotweed Upright knotweed Devil's shoestring Leathery knotweed Striate knotweed Wireweed Renouée dressée	Native, C:10, No recent reports, Impersistent			NYFA-Zm USDA-NN NPT Can ARS  FNA  Images, wsp
Polygonum buxiforme  Small 1906. Polygonum buxiforme Small 1831. P. aviculare var. littorale (i) 2003. P. aviculare ssp. buxiforme	Box knotweed, Small's knotweed, American knotweed Renouée faux-buis	Native, C:0, Endangered			NYFA-1 USDA-NN NPT Can FNA Trop. Images, wsp
Polygonum aviculare  L. ssp. aviculare      1753. Polygonum aviculare L. 1912. P. heterophyllum Lindm.	Common knotweed, Dooryard knotweed, Doorweed, Prostrate knotweed	Introduced, N. America native			NYFA-X USDA-XX NPT  ARS  BNA Images, wsp
Polygonum aviculare  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			NYFA-X NPT  ITIS FNA  BNA Images, wsp
Polygonum aviculare  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			NYFA-X USDA-XN NPT  ARS ITIS FNA Trop. BNA Images, wsp
Polygonum polycnemoides Jaubert & Spach      1844. P. polycnemoides Jaub. & Spach	Himalayan knotweed Manyleg knotweed	Introduced, Impersistent, Not naturalized			NYFA-Xm USDA-X0 ITIS Trop. Images, wsp
Polygonum sect. Polygonum (excluded taxa)	Knotweed	N.Y. Status	Images	Distribution	NY NPT
Polygonum bellardii  All. 1792. Polygonum procumbens Gilib. 1822. P. neglectum Besser 1841. P. nervosum Wallr. 1857. P. agrestinum Jord. ex Boreau 1882. P. bellardii All. 1959. P. rectum (Chrtek) Scholz	Bellard's knotweed, Narrow-leaved knotweed	Introduced from  Europe, N.Y. excluded			NYFA-XCLD USDA-XN NPT  Trop. Images, wsp
Polygonum aviculare  L. ssp. rurivagum	Narrow-leaved knotweed	Introduced, N.Y. excluded			NYFA-XCLD NPT  Images, wsp
Polygonum oxyspermum C.A.Mey. & Bunge ex Ledeb. ssp. raii (Bab.) D.A.Webb & Chater     Polygonum raii Babington     P. oxyspermum ssp. rali	Ray's knotweed Renouée de Ray	N. America native  eastern Canada  Maine, N.Y. excluded Annual-perennial, Herb-forb			NYFA-XCLD USDA-NN Can FNA Trop. Images, wsp
Polygonum maritimum  L. 1753. Polygonum maritimum L. 1849. P. chilense K.Koch 1913. P. maritimum var. chilense		Introduced, N.Y. excluded, Missaplied to  P. glaucum			NYFA-XCLD Images, wsp

Fallopia

Fallopia sect. Fallopia

Caryophyllales — Polygonaceae — Polygonoideae — Polygoneae — Fallopia sect. Fallopia
Fallopia Adanson sect. Fallopia	False-buckwheat	N.Y. Status	Images	Distribution	NY NPT
Fallopia cilinodis  (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			NYFA-5 USDA-NN NPT Can ITIS FNA Trop. Images, wsp
Fallopia scandens  (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			NYFA-5 USDA-NN NPT Can ARS ITIS FNA Trop. Images, wsp
Fallopia scandens  (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			NYFA-4 USDA-N0 NPT  Images, wsp
Fallopia dumetorum  (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			NYFA-X USDA-XN NPT  ARS ITIS FNA Trop. Images, wsp
Fallopia convolvulus  (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			NYFA-X USDA-XX NPT  ARS ITIS FNA Trop. Images, wsp
Fallopia baldschuanica  (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]			NYFA-X USDA-X0 NPT  ARS ITIS FNA Trop. Images, wsp
↑ New York non-native plant invasiveness assessment – Fallopia baldschuanica: Moderate (51%).

Reynoutria

Caryophyllales — Polygonaceae — Polygonoideae — Polygoneae — Reynoutria
Reynoutria Houtt.	Knotweed	N.Y. Status	Images	Distribution	NY NPT
Reynoutria japonica  Houtt. 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]			NYFA-X USDA-XX NPT Can ARS ITIS FNA Trop. Images, wsp
Reynoutria sachalinensis (F.Schmidt) Nakai 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]			NYFA-X USDA-XX NPT Can ARS ITIS FNA Trop. Images, wsp
Reynoutria × bohemica Chrtek & Chrtková   Reynoutria japonica ×   Reynoutria 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]			NYFA-X USDA-XX NPT Can Trop. Images, wsp
1 2 3 New York non-native plant invasiveness assessment – Fallopia spp.: Very highly invasive (98%). 1 2 3 New York State Department of Environmental Conservation Regulation 6 NYCRR Part 575 Prohibited and Regulated Invasive Species 1 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 Botanic Gardens' accessioned collections (2009) ↑ Category 1 Plants - highly invasive - Eastern Region invasive plants, ranked by degree of invasiveness as based on information from States (1998) US Forest Service ↑ 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 Botanic Gardens' accessioned collections (2009)