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PLANTS Profile |
Polygonum douglasii Greene
Douglas' knotweed
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Click on the image below to enlarge it and download a high-resolution
JPEG file.
©Patrick J. Alexander. Provided by Patrick J. Alexander. Usage Requirements.
Any use of copyrighted images requires notification of the copyright holder.
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Images:
Polygonum douglasii Greene
Click on a thumbnail to view an image, or
see all the Polygonum thumbnails at the PLANTS Gallery
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Distribution:
Polygonum douglasii Greene
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AZ, CA, CO, IA, ID, MD, ME, MI, MN, MT, ND, NE, NH, NM, NV, NY, OR, SD, UT, VT, WA, WY), CAN (AB, BC, MB, ON, QC, SK) |
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Related Taxa:
Polygonum douglasii Greene
View
33 genera in Polygonaceae,
80 species in Polygonum
or click below on a thumbnail map or name for species profiles.
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Native
Introduced
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Classification:
Polygonum douglasii Greene
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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Threatened and Endangered Information:
Polygonum douglasii Greene
This plant and the related entities and 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.
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Wetland Indicator Status:
Polygonum douglasii Greene
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,FAC |
UPL |
NO |
FACU |
FAC |
FACU- |
NO |
UPL |
UPL |
FACU |
FACU |
NO |
NO |
NO |
Interpreting Wetland Indicator Status
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More Accounts and Images:
Polygonum douglasii Greene
View photographs from CalPhotos.
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 20891.
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 1 propagation protocol from Native Plants Network.
View species account, photographs, and distribution from University of Washington Burke Museum.
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Time Generated: 10/26/2008 01:41 AM MDT |
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