Polygonum amphibium L. var. stipulaceum Coleman
water smartweed
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Click on the image below to enlarge it and download a high-resolution
JPEG file.

©Gary A. Monroe. United States, CA, El Dorado Co. 1982. Usage Requirements.
Any use of copyrighted images requires permission of the copyright holder.
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Images:
Polygonum amphibium L. var. stipulaceum Coleman
See all the Polygonum thumbnails at the PLANTS Gallery
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Synonyms:
Polygonum amphibium L. var. stipulaceum Coleman
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PEAMS |
Persicaria amphibia (L.) Gray var. stipulacea (N. Coleman) H. Hara |
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PEME10 |
Persicaria mesochora Greene |
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PENE10 |
Persicaria nebraskensis Greene |
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POAML |
Polygonum amphibium L. ssp. laevimarginatum Hultén |
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POAMH |
Polygonum amphibium L. var. hartwrightii (A. Gray) Bissell |
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POCOR2 |
Polygonum coccineum Muhl. ex Willd. var. rigidulum (Sheldon) Stanford |
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POFL12 |
Polygonum fluitans Eaton |
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POHA13 |
Polygonum hartwrightii A. Gray |
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POIN14 |
Polygonum inundatum Raf. |
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PONA3 |
Polygonum natans Eaton |
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Distribution:
Polygonum amphibium L. var. stipulaceum Coleman
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AK, AZ, CA, CO, CT, DC, IA, ID, IL, IN, KS, KY, MA, MD, ME, MI, MN, MO, MT, ND, NE, NH, NJ, NM, NV, NY, OH, OR, PA, RI, SD, UT, VA, VT, WA, WI, WY), CAN (AB, BC, LB, MB, NB, NF, NS, NT, ON, PE, QC, SK, YT), FRA (SPM) |
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Related Taxa:
Polygonum amphibium L. var. stipulaceum Coleman
View
33 genera in Polygonaceae,
80 species in Polygonum,
2 varieties
in Polygonum amphibium L.
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Classification:
Polygonum amphibium L. var. stipulaceum Coleman
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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U.S. Weed Information:
Polygonum amphibium L. var. stipulaceum Coleman
Polygonum amphibium
water knotweed
The related entity 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.
| SWSS |
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Southern Weed Science Society.
1998.
Weeds of the United States and Canada. CD-ROM.
Southern Weed Science Society.
Champaign, Illinois.
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Wetland Indicator Status:
NOTE: On June 1, 2012, the 2012 National Wetland Plant List superseded the information below (see Federal Register, May 9, 2012, 77(90): 27210-27214[https://federalregister.gov/a/2012-11176]). For updated wetland information about this species, see the latest wetland list.
Polygonum amphibium L. var. stipulaceum Coleman
Polygonum amphibium:
| 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 |
| OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
OBL |
NO |
NO |
Interpreting Wetland Indicator Status
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More Accounts and Images:
Polygonum amphibium L. var. stipulaceum Coleman
View photographs from CalPhotos.
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 529774.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View species account and photographs from Lady Bird Johnson Wildflower Center Native Plant Information Network (NPIN).
View species account and photographs from University of Wisconsin - Stevens Point Freckmann Herbarium.
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