PLANTS Profile Logo View the USDA Website View the NRCS Website View the PLANTS Home Page
Polygonum aviculare L.
prostrate knotweed
Symbol: POAV
Group: Dicot
Family: Polygonaceae
Growth Habit: Forb/herb
Duration: Annual
Perennial
U.S. Nativity: Introduced
Click on the image below to enlarge it and download a high-resolution JPEG file.
Click on this Photograph of Polygonum aviculare (prostrate knotweed) to enlarge it and download a high-resolution JPEG file Robert H. Mohlenbrock. USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester, PA. Courtesy of USDA NRCS Wetland Science Institute. Usage Guidelines.

Printer-Friendly Profile of Polygonum aviculare Printer-Friendly Version

Classification Distribution Images Invasive Links More Info Noxious Related Taxa Synonyms Wetland
Plant Images:

Click on the thumbnail(s) to view other images for this plant available in the PLANTS Gallery.

View a larger version of this image and Profile page for Polygonum aviculare


View all Polygonum thumbnails at the PLANTS Gallery


Plant Synonyms:
POAV Polygonum aviculare L.
 

POAVV

Polygonum aviculare L. var. vegetum Ledeb.
 

POHE14

Polygonum heterophyllum Lindl.
 

POMO8

Polygonum monspeliense Pers.
More Information
About prostrate knotweed

Link to plant Classification report for Polygonum aviculare

Plant source and reference for Polygonum aviculare

« Back to Top »

State Distributional Map for POAV
© Image generated using gd 1.8
Plant Distribution by State

Polygonum aviculare L.

POAV

See county distributions for the following states by clicking on them below or on the map.

AR CT FL*
GA IL KY
ME MA MI
MO NH NC
RI SC TN*
UT* VT VA
WV WI*
* Offsite source.
Alabama
Alaska
Arizona
Arkansas
Colorado
Connecticut
Delaware
Florida
Georgia
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Washington
West Virginia
Wisconsin
Wyoming

«Back to Top»
Michigan distribution information New Hampshire distribution information Utah distribution information linked offsite at Utah State University West Virginia distribution information Wisconsin distribution information linked offsite at University of Wisconsin Madison Arkansas distribution information Connecticut distribution information Maine distribution information Massachusetts distribution information North Carolina distribution information Illinois distribution information Virginia distribution information Kentucky distribution information Vermont distribution information Missouri distribution information Tennessee distribution information linked offsite at Univerity of Tennessee Herbarium Rhode Island distribution information South Carolina distribution information Florida distribution information linked offsite at USF Atlas of Florida Vascular Plants Georgia distribution information
Related Taxa:
Polygonum aviculare L.

View 30 genera in Polygonaceae, 78 species in Polygonum

«Back to Top»
Classification:
Polygonum aviculare 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
                               Species Polygonum aviculare L. – prostrate knotweed

«Back to Top»
Invasive Information:
Polygonum aviculare L.
        prostrate knotweed
This plant is considered invasive by 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 invasive plant list, or click here for a composite list of Invasive Plants of the U.S.
KY   Haragan, P.D.. 1991. Weeds of Kentucky and Adjacent States: A Field Guide. The University Press of Kentucky. Lexington, Kentucky.. 278pp.
 
N'EAST   Uva, R.H., J.C. Neal, & J.M. DiTomaso. 1997. Weeds of the Northeast. Cornell University Press. Ithaca, New York.. 397pp.
 
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.
 

«Back to Top»
Introduced Information:
Polygonum aviculare L.
This plant is introduced to the United States from another country or countries. Click on link below for a partial or complete list of U.S. introduced plants.

List of Invasive PlantsScientific Name = A| B| C| D| E| F| G| H| I| J| K| L| M| N| O| P| Q| R| S| T| U| V| W| X| Y| Z| all
List of Invasive PlantsCommon Name = A| B| C| D| E| F| G| H| I| J| K| L| M| N| O| P| Q| R| S| T| U| V| W| X| Y| Z| all
Note: The complete introduced plant report is 1.4 MB. Download and display times may take 3 to 12 minutes depending on your internet connection, internet traffic, your computer and browser. It may appear your computer has locked up. Task manager may report that Netscape is 'Not Responding'. Typically, Netscape is formatting the report for display, and if you are patient, the final report will appear.

«Back to Top»
Wetland Indicator Status:
Polygonum aviculare 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
UPL,FACW FACU FAC- FAC- FACU FACW FAC+ FACW UPL FACW- FAC FAC NO FACU

Wetland Data InformationInterpreting wetland indicator status

«Back to Top»
Other Species Accounts and Images:
Polygonum aviculare L.

View species account 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 20876.
View photographs from University of Tennessee Herbarium.
View species account or photographs from Wisconsin State Herbarium (UW-Madison).

«Back to Top»
Related Web Sites:
Polygonum aviculare L.

    Arizona: abstract & image of prostrate knotweed (Polygonum aviculare)
    Manitoba Agriculture - Weeds in Crop Production: abstract & images
    Virginia Tech: abstract & image
    WeedScience.com: diagnostic images

«Back to Top»
Intellectual Property StatementIntellectual Property Statement / How to Cite the PLANTS Database
DisclaimersDisclaimers

The U.S. Department of Agriculture (USDA) prohibits discrimination in all its programs and activities on the basis of race, color, national origin, gender, religion, age, disability, political beliefs, sexual orientation, and marital or family status. (Not all prohibited bases apply to all programs.) Persons with disabilities who require alternative means for communication of program information (Braille, large print, audiotape, etc.) should contact USDA's TARGET Center at (202) 720-2600 (voice and TDD).

To file a complaint of discrimination, write USDA, Director, Office of Civil Rights, Room 326-W, Whitten Building, 14th and Independence Avenue, SW, Washington, D.C. 20250-9410 or call (202) 720-5964 (voice or TDD). USDA is an equal opportunity provider and employer.