Taxon  Report   11006 
Persicaria amphibia  (L.) Gray p.p.
Water smartweed
Persicaria amphibia
© 2005 Steve Matson
Click on a photo to see it bigger.
Persicaria amphibia
© 2010 Dr.Thomas K. Voekler
Persicaria amphibia
© 2008 Neal Kramer
Persicaria amphibia, a dicot, is a perennial herb (aquatic) that is native to California and is endemic (limited) to California.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Persicaria amphibia
© 2003 Tom Annese
Genus: Persicaria
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Persicaria amphibia

Name Status:
Accepted by TJM2
Alternate Names:
(according to)

TJM2: Persicaria coccinea
TJM2: Polygonum amphibium var. emersum
TJM2: Polygonum amphibium var. stipulaceum
TJM2: Polygonum amphibium
More information about  Persicaria amphibia
Jepson eFlora

Records from the Consortium of California Herbaria


Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 25, 2016).

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