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Polygonum L.
knotweed
       
Symbol:   POLYG4  
Group:   Dicot  
Family:   Polygonaceae  
Duration:    
Growth Habit:    
Native Status:  
None



Click on the image below to enlarge it and download a high-resolution JPEG file.
 Photo of Polygonum L.
Jennifer Anderson. United States, IA, Scott Co., Davenport, Nahant Marsh. 2001. Usage Requirements.
 
More Information:
 

Images:
Polygonum L.

Click on a thumbnail to view an image, or see all the Polygonum thumbnails at the PLANTS Gallery
View a larger version of this image and Profile page for Polygonum L.
 

Distribution:
Polygonum L.

 
Distribution Map Legend

See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY), USA+ (PR, VI), CAN (AB, BC, LB, MB, NB, NF, NS, NT, NU, ON, PE, QC, SK, YT), DEN (GL), FRA (SPM)
 

Related Taxa:
Polygonum L.

View 33 genera in Polygonaceae or click below on a thumbnail map or name for species profiles.
Distribution of Polygonum achoreum S.F. Blake. .
Polygonum achoreum
leathery knotweed
Distribution of Polygonum acuminatum Kunth. .
Polygonum acuminatum
tapertip smartweed
Distribution of Polygonum alpinum All.. .
Polygonum alpinum
Alaska wild rhubarb
Distribution of Polygonum amphibium L.. . Image Available.
Polygonum amphibium
water knotweed
Distribution of Polygonum arenarium Waldst. & Kit.. .
Polygonum arenarium
European knotweed
Distribution of Polygonum arenastrum Jord. ex Boreau. .
Polygonum arenastrum
oval-leaf knotweed
Distribution of Polygonum argyrocoleon Steud. ex Kunze. .
Polygonum argyrocoleon
silversheath knotweed
Distribution of Polygonum arifolium L.. . Image Available.
Polygonum arifolium
halberdleaf tearthumb
Distribution of Polygonum aviculare L.. . Image Available.
Polygonum aviculare
prostrate knotweed
Distribution of Polygonum baldschuanicum Regel. .
Polygonum baldschuanicum
Bukhara fleeceflower
Distribution of Polygonum bellardii All.. . Image Available.
Polygonum bellardii
narrowleaf knotweed
Distribution of Polygonum bidwelliae S. Watson. .
Polygonum bidwelliae
Bidwell's knotweed
Distribution of Polygonum bistorta L.. . Image Available.
Polygonum bistorta
meadow bistort
Distribution of Polygonum bistortoides Pursh. . Image Available.
Polygonum bistortoides
American bistort
Distribution of Polygonum ×bohemicum (J. Chrtek & Chrtkovß) Zika & Jacobson [cuspidatum × sachalinense]. .
Polygonum ×bohemicum
Bohemian knotweed
Distribution of Polygonum bolanderi W.H. Brewer. .
Polygonum bolanderi
Bolander's knotweed
Distribution of Polygonum bungeanum Turcz.. .
Polygonum bungeanum
Bunge's smartweed
Distribution of Polygonum buxiforme Small. . Image Available.
Polygonum buxiforme
box knotweed
Distribution of Polygonum californicum Meisn.. .
Polygonum californicum
California knotweed
Distribution of Polygonum campanulatum Hook. f.. .
Polygonum campanulatum
bellflower smartweed
Distribution of Polygonum capitatum Buch.-Ham. ex D. Don. . Image Available.
Polygonum capitatum
pinkhead smartweed
Distribution of Polygonum careyi Olney. . Image Available.
Polygonum careyi
Carey's smartweed
Distribution of Polygonum cascadense W.H. Baker. .
Polygonum cascadense
Cascade knotweed
Distribution of Polygonum caurianum B.L. Rob.. .
Polygonum caurianum
Alaska knotweed
Distribution of Polygonum cespitosum Blume, nom. inq.. . Image Available.
Polygonum cespitosum
Oriental lady's thumb
Distribution of Polygonum chinense L.. .
Polygonum chinense
Chinese knotweed
Distribution of Polygonum cilinode Michx.. . Image Available.
Polygonum cilinode
fringed black bindweed
Distribution of Polygonum convolvulus L.. . Image Available.
Polygonum convolvulus
black bindweed
Distribution of Polygonum cuspidatum Siebold & Zucc.. . Image Available.
Polygonum cuspidatum
Japanese knotweed
Distribution of Polygonum davisiae W.H. Brewer ex A. Gray. . Image Available.
Polygonum davisiae
Davis' knotweed
Distribution of Polygonum douglasii Greene. . Image Available.
Polygonum douglasii
Douglas' knotweed
Distribution of Polygonum equisetiforme Sm.. .
Polygonum equisetiforme
Distribution of Polygonum erectum L.. . Image Available.
Polygonum erectum
erect knotweed
Distribution of Polygonum fowleri B.L. Rob.. . Image Available.
Polygonum fowleri
Fowler's knotweed
Distribution of Polygonum glabrum Willd.. . Image Available.
Polygonum glabrum
denseflower knotweed
Distribution of Polygonum glaucum Nutt.. . Image Available.
Polygonum glaucum
seaside knotweed
Distribution of Polygonum herniarioides Delile. .
Polygonum herniarioides
rupturewort
Distribution of Polygonum heterosepalum M. Peck & Ownbey. .
Polygonum heterosepalum
oddsepal knotweed
Distribution of Polygonum hickmanii H. Hinds & R. Morgan. .
Polygonum hickmanii
Hickman's knotweed
Distribution of Polygonum hirsutum Walter. .
Polygonum hirsutum
hairy smartweed
Distribution of Polygonum hydropiper L.. . Image Available.
Polygonum hydropiper
marshpepper knotweed
Distribution of Polygonum hydropiperoides Michx.. . Image Available.
Polygonum hydropiperoides
swamp smartweed
Distribution of Polygonum lacerum Kunth. .
Polygonum lacerum
fringed knotweed
Distribution of Polygonum lapathifolium L.. . Image Available.
Polygonum lapathifolium
curlytop knotweed
Distribution of Polygonum leptocarpum B.L. Rob.. . Image Available.
Polygonum leptocarpum
narrowpoint knotweed
Distribution of Polygonum marinense T.R. Mert. & P.H. Raven. .
Polygonum marinense
Marin knotweed
Distribution of Polygonum meisnerianum Cham. & Schltdl.. .
Polygonum meisnerianum
branched tearthumb
Distribution of Polygonum minimum S. Watson. .
Polygonum minimum
broadleaf knotweed
Distribution of Polygonum minus Huds.. .
Polygonum minus
pygmy smartweed
Distribution of Polygonum multiflorum Thunb.. .
Polygonum multiflorum
tuber fleeceflower
Distribution of Polygonum nepalense Meisn.. .
Polygonum nepalense
Nepalese smartweed
Distribution of Polygonum orientale L.. . Image Available.
Polygonum orientale
kiss me over the garden gate
Distribution of Polygonum oxyspermum C.A. Mey. & Bunge ex Ledeb.. .
Polygonum oxyspermum
Distribution of Polygonum paronychia Cham. & Schltdl.. . Image Available.
Polygonum paronychia
beach knotweed
Distribution of Polygonum paronychioides Small ex Rydb.. .
Polygonum paronychioides
knotweed
Distribution of Polygonum parryi Greene. .
Polygonum parryi
Parry's knotweed
Distribution of Polygonum patulum M. Bieb.. .
Polygonum patulum
Bellard's smartweed
Distribution of Polygonum pensylvanicum L.. . Image Available.
Polygonum pensylvanicum
Pennsylvania smartweed
Distribution of Polygonum perfoliatum L.. .
Polygonum perfoliatum
Asiatic tearthumb
Distribution of Polygonum persicaria L.. . Image Available.
Polygonum persicaria
spotted ladysthumb
Distribution of Polygonum phytolaccifolium Meisn. ex Small. . Image Available.
Polygonum phytolaccifolium
poke knotweed
Distribution of Polygonum plebeium R. Br.. .
Polygonum plebeium
common knotweed
Distribution of Polygonum polycnemoides Jaubert & Spach. .
Polygonum polycnemoides
manyleg knotweed
Distribution of Polygonum polygaloides Wall. ex Meisn.. .
Polygonum polygaloides
milkwort knotweed
Distribution of Polygonum polystachyum Wall. ex Meisn.. . Image Available.
Polygonum polystachyum
cultivated knotweed
Distribution of Polygonum punctatum Elliot. . Image Available.
Polygonum punctatum
dotted smartweed
Distribution of Polygonum raii Bab.. .
Polygonum raii
Ray's knotweed
Distribution of Polygonum ramosissimum Michx.. . Image Available.
Polygonum ramosissimum
bushy knotweed
Distribution of Polygonum robustius (Small) Fernald. .
Polygonum robustius
stout smartweed
Distribution of Polygonum sachalinense F. Schmidt ex Maxim.. .
Polygonum sachalinense
giant knotweed
Distribution of Polygonum sagittatum L.. . Image Available.
Polygonum sagittatum
arrowleaf tearthumb
Distribution of Polygonum salicifolium Brouss. ex Willd.. .
Polygonum salicifolium
knotweed
Distribution of Polygonum scandens L.. . Image Available.
Polygonum scandens
climbing false buckwheat
Distribution of Polygonum segetum Kunth. .
Polygonum segetum
field smartweed
Distribution of Polygonum setaceum Baldw.. . Image Available.
Polygonum setaceum
bog smartweed
Distribution of Polygonum shastense W.H. Brewer. . Image Available.
Polygonum shastense
Shasta knotweed
Distribution of Polygonum striatulum B.L. Rob.. .
Polygonum striatulum
striped knotweed
Distribution of Polygonum tenue Michx.. . Image Available.
Polygonum tenue
pleatleaf knotweed
Distribution of Polygonum virginianum L.. . Image Available.
Polygonum virginianum
jumpseed
Distribution of Polygonum viviparum L.. . Image Available.
Polygonum viviparum
alpine bistort
Plant is native (blue) Native   Plant is introduced Introduced
Related taxa legend
 

Classification:
Polygonum L.

Click on a scientific name below to expand it in the PLANTS Classification Report.
   
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Caryophyllidae
Order Polygonales
Family Polygonaceae – Buckwheat family
Genus Polygonum L. – knotweed
 

Wildlife Habitat Values:
Polygonum L.

  Large Mammals Small Mammals Water Birds Terrestrial Birds
Source Large Mammals Food Large Mammals Cover Small Mammals Food Small Mammals Cover Water Birds Food Water Birds Cover Terrestrial Birds Food Terrestrial Birds Cover
Gee Low              
Martin Minor   Minor       Low  
Yarrow         Low   Low  
Wildlife Habitat Values

 

Gee, K.L., M.D. Porter, S. Demarais, F.C. Bryant, and G.V. Vreede. 1994. White-tailed deer: Their foods and management in the Cross Timbers. Ardmore.

Martin, A.C., H.S. Zim, and A.L. Nelson. 1951. American wildlife and plants: A guide to wildlife food habits. Dover Publications, New York.

Yarrow, G.K., and D.T. Yarrow. 1999. Managing wildlife. Sweet Water Press, Birmingham.

 

More Accounts and Images:
Polygonum L.

View photographs from CalPhotos.

View species account from USDA Forest Service Fire Effects Information System (FEIS).

View species account and distribution map from Flora of North America (FNA).

View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 20847.

View species account and distribution map from Jepson Interchange (University of California - Berkeley).
 
 
Time Generated: 09/02/2009 08:01 AM MDT  
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