Calflora
Taxon  Report   11009    
Persicaria hydropiper  (L.) Delarbre
Common smartweed
Persicaria hydropiper, a dicot, is an annual herb that is not native to California; it has been naturalized in the wild.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: POLYGONACEAE  
Genus: Persicaria

Wetlands: Occurs in wetlands

Communities: wetland-riparian

Name Status:
Accepted by ICPN

PLANTS other name:
Polygonum hydropiper

Alternate Names:
ICPN: Polygonum hydropiper
More information about  Persicaria hydropiper
Search efloras.org (Flora of North America)

Photos on Google Images

Consortium of California Herbaria 2


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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Nov 26, 2020).