Polygonum persicaria L.
spotted ladysthumb
Images:
Polygonum persicaria L.
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Synonyms:
Polygonum persicaria L.
PEMA17
Persicaria maculata (Raf.) Gray
PEMA24
Persicaria maculosa Gray
PEPE18
Persicaria persicaria (L.) Small
PERU8
Persicaria ruderalis (Salisb.) C.F. Reed
PERUV
Persicaria ruderalis (Salisb.) C.F. Reed var. vulgaris (Webb & Moq.) C.F. Reed
PEVU
Persicaria vulgaris Webb & Moq.
PODU3
Polygonum dubium Stein
POFU
Polygonum fusiforme Greene
POMI11
Polygonum minus auct. non Huds.
POMIS
Polygonum minus Huds. var. subcontinuum (Meisn.) Fernald
POPEA2
Polygonum persicaria L. var. angustifolium Beckh.
POPER2
Polygonum persicaria L. var. ruderale (Salisb.) Meisn.
POPU11
Polygonum puritanorum Fernald
Distribution:
Polygonum persicaria L.
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 , 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 ), CAN (AB, BC, LB, MB, NB, NF, NS, ON, PE, QC, SK, YT), DEN (GL), FRA (SPM)
Related Taxa:
Polygonum persicaria L.
View
33 genera in Polygonaceae ,
80 species in Polygonum
Classification:
Polygonum persicaria L.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
Threatened and Endangered Information:
Polygonum persicaria L.
The synonyms italicized and indented below are listed by the U.S. federal government or a state. Common names are from state and federal lists.
Click on a place name to get a complete protected plant
list for that location.
Massachusetts :
Polygonum puritanorum
pondshore knotweed
Special Concern
U.S. Weed Information:
Polygonum persicaria L.
lady's thumb
ladysthumb smartweed
smartweed
This plant can be weedy or invasive according to the authoritative sources noted below. This plant
may be known by one or more common names in different
places, and some are listed above. Click on an acronym
to view each weed list, or click here for a
composite list of Weeds of the U.S.
SEEPPC
Southeast Exotic Pest Plant Council.
1996.
Invasive exotic pest plants in Tennessee (19 October 1999).
Research Committee of the Tennessee Exotic Pest Plant Council.
Tennessee.
SWSS
Southern Weed Science Society.
1998.
Weeds of the United States and Canada. CD-ROM .
Southern Weed Science Society.
Champaign, Illinois.
WSWS
Whitson, T.D. (ed.) et al.
1996.
Weeds of the West .
Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming.
Laramie, Wyoming.
630pp.
Introduced Information:
Polygonum persicaria L.
This plant is introduced to some part of the PLANTS
Floristic Area, though it may be native in other parts. Click on
link below for a partial or complete list of PFA introduced plants.
Wetland Indicator Status:
Polygonum persicaria L.
Nat. Ind.
Reg. 1
Reg. 2
Reg. 3
Reg. 4
Reg. 5
Reg. 6
Reg. 7
Reg. 8
Reg. 9
Reg. 0
Reg. A
Reg. C
Reg. H
FAC,OBL
FACW
FACW
FACW
FACW
OBL
FACW+
FACW+
FACW
FACW
FACW
FAC
NO
NO
Interpreting Wetland Indicator Status
Wildlife Habitat Values:
Polygonum persicaria 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
Martin
Minor
Low
Low
Wildlife Habitat Values
Wildlife
Habitat Values
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.
More Accounts and Images:
Polygonum persicaria L.
View photographs from CalPhotos.
View species account and distribution map from Flora of North America (FNA).
View species account and distribution from USF Atlas of Florida Vascular Plants.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 20915.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View species account from Native American Ethnobotany (University of Michigan - Dearborn).
View photographs and distribution from University of Tennessee Herbarium.
View species account, photographs, and distribution from University of Washington Burke Museum.
View species account and photographs from University of Wisconsin - Stevens Point Freckmann Herbarium.
Related Web Sites:
Polygonum persicaria L.
British Columbia Ag. & Food, Crop Protection Program
Manitoba Agriculture - Weeds in Crop Production: abstract & images