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| General Information | |
|---|---|
| Symbol: | POCU6 |
| Group: | Dicot |
| Family: | Polygonaceae |
| Duration: |
Perennial |
| Growth Habit: |
Forb/herb Subshrub |
| Native Status: |
AK I CAN I L48 I SPM I |
| Data Source and Documentation | |
 |
Native |  |
Introduced |  |
Both |  |
Absent/Unreported |
 |
Native, No County Data |  |
Introduced, No County Data |  |
Both, No County Data |
| Native Status: | ||||||||||||||||||||||||||||
 |
L48 | |
AK |  |
HI | |
PR | |
VI | |
NAV | |
CAN | |
GL | |
SPM | |
NA | |||||||||
Images
Synonyms
| Symbol | Scientific Name |
|---|---|
| FAJA2 | Fallopia japonica (Houtt.) Ronse Decr. |
| PLCU3 | Pleuropterus cuspidatus (Siebold & Zucc.) Moldenke |
| PLZU | Pleuropterus zuccarinii (Small) Small |
| POCUC2 | Polygonum cuspidatum Siebold & Zucc. var. compactum (Hook. f.) L.H. Bailey |
| POZU | Polygonum zuccarinii Small |
| REJA2 | Reynoutria japonica Houtt. |
Classification
| Rank | Scientific Name and Common Name |
|---|---|
| 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 |
| Species | Polygonum cuspidatum Siebold & Zucc. – Japanese knotweed |
Subordinate Taxa
Legal Status
| Noxious Weed Information | |
|---|---|
| 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. | |
| Alabama
Japanese knotweed, Japanese bamboo
Class C noxious weed
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|
| California
Japanese knotweed
B list (noxious weeds)
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|
| Connecticut
Japanese knotweed
Invasive, banned
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|
| Massachusetts
Japanese knotweed, Japanese arrowroot
Prohibited
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|
| New Hampshire
Japanese knotweed
Prohibited invasive Species
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| Oregon
Japanese knotweed
"B" designated weed
Japanese knotweed
Quarantine
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| Vermont
Fallopia japonica
Japanese knotweed
Class B noxious weed
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| Washington
Japanese knotweed
Class B noxious weed
Japanese knotweed
Noxious weed seed and plant quarantine
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| U.S. Weed Information | |
|---|---|
|
Polygonum cuspidatum
Japanese bamboo
Japanese knotweed
fleeceflower
Fallopia japonica
Japanese knotweed
This plant and synonym italicized and indented above 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 | Assorted authors. State noxious weed lists for 46 states. State agriculture or natural resource departments. |
| KY | Haragan, P.D.. 1991. Weeds of Kentucky and adjacent states: a field guide. The University Press of Kentucky. Lexington, Kentucky. |
| N'EAST | Uva, R.H., J.C. Neal,and J.M. DiTomaso. 1997. Weeds of the Northeast. Cornell University Press. Ithaca, New York. |
| 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. |
| 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. |
Wetland Status
REJA2 Reynoutria japonica Houtt.
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Related Links
Wildlife
Food
| Source | Large Mammals | Small Mammals | Water Birds | Terrestrial Birds |
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Cover
| Source | Large Mammals | Small Mammals | Water Birds | Terrestrial Birds |
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Description of Values
| Value Class | Food | Cover |
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