Polygonum sachalinense F. Schmidt ex Maxim.
giant knotweed
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Images:
Polygonum sachalinense F. Schmidt ex Maxim.
See all the Polygonum thumbnails at the PLANTS Gallery
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Synonyms:
Polygonum sachalinense F. Schmidt ex Maxim.
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FASA3 |
Fallopia sachalinensis (F. Schmidt ex Maxim.) Ronse Decr. |
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RESA2 |
Reynoutria sachalinensis (F. Schmidt ex Maxim.) Nakai |
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Distribution:
Polygonum sachalinense F. Schmidt ex Maxim.
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AK, CA, CT, DC, DE, ID, IL, KY, LA, MA, MD, ME, MI, MN, MT, NC, NJ, NY, OH, OR, PA, RI, TN, VA, VT, WA, WI, WV), CAN (BC, NB, NF, NS, ON, PE, QC) |
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Related Taxa:
Polygonum sachalinense F. Schmidt ex Maxim.
View
33 genera in Polygonaceae,
80 species in Polygonum
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Classification:
Polygonum sachalinense F. Schmidt ex Maxim.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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Noxious Weed Information:
Polygonum sachalinense F. Schmidt ex Maxim.
This plant is 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 noxious weed list for that location,
or click here for a composite list of all
Federal and State Noxious Weeds.
| California: |
| giant knotweed |
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B list (noxious weeds) |
| Connecticut: |
| giant knotweed |
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Potentially invasive, banned |
| Oregon: |
| giant knotweed |
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"B" designated weed |
| giant knotweed |
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Quarantine |
| Washington: |
| giant knotweed |
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Class B noxious weed |
| giant knotweed |
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Noxious weed seed and plant quarantine |
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U.S. Weed Information:
Polygonum sachalinense F. Schmidt ex Maxim.
giant knotweed
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.
| STATE |
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Assorted authors.
200_.
State noxious weed lists for 46 states.
State agriculture or natural resource departments.
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| SEEPPC |
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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.
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Introduced Information:
Polygonum sachalinense F. Schmidt ex Maxim.
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.
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Wetland Indicator Status:
Polygonum sachalinense F. Schmidt ex Maxim.
| 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 |
| UPL,NI |
UPL* |
UPL |
NI |
NO |
NO |
NO |
NO |
NO |
FACU* |
NI |
NO |
NO |
NO |
Interpreting Wetland Indicator Status
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More Accounts and Images:
Polygonum sachalinense F. Schmidt ex Maxim.
View photographs from CalPhotos.
View species account and distribution map from Flora of North America (FNA).
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 20923.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
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.
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Related Web Sites:
Polygonum sachalinense F. Schmidt ex Maxim.
Invasive Plant Atlas of New England
WA-King County Noxious Weeds
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