Taxon  Report   11008    
Persicaria hydropiperoides  (Michx.) Small
Water pepper
Persicaria hydropiperoides
© 2010 Vernon Smith
Photos from
CalPhotos / Calflora
Persicaria hydropiperoides
© 2008 Keir Morse
Persicaria hydropiperoides
© 2015 Barry Breckling
Persicaria hydropiperoides, a dicot, is a perennial herb that is native to California, is also found elsewhere in North America and beyond.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Persicaria hydropiperoides
© 2017 Ron Vanderhoff
Genus: Persicaria
Communities: (many plant communities), wetland-riparian

Wetlands: Occurs in wetlands

Name Status:
Accepted by JEF

PLANTS accepted name:
Polygonum hydropiperoides

Alternate Names:
ICPN: Polygonum hydropiperoides
More information about  Persicaria hydropiperoides
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria


Search (Flora of North America)

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 23, 2019).