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Polygonum aviculare  L.  ssp. aviculare 
Prostrate knotweed
© 2023 Ron Vanderhoff
© 2022 Ron Vanderhoff
© 2022 John Doyen
© 2020 Ron Vanderhoff
© 2020 Ron Vanderhoff With Polygonum argyrocoleon LEFT.
© 2022 Ron Vanderhoff
© 2023 Ron Vanderhoff
© 2022 Ron Vanderhoff
© 2022 Ron Vanderhoff
© 2022 Ron Vanderhoff
© 2020 Ron Vanderhoff With Polygonum argyrocoleon LEFT.
Polygonum aviculare ssp. aviculare is an annual or perennial herb that is not native to California.
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
DJJJASONAFMM

Bloom Period
Parent: Polygonum aviculare
Genus: Polygonum
Family: Polygonaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Equally likely to occur in wetlands and non wetlands
Name Status:
Accepted by JEF

Information about  Polygonum aviculare ssp. aviculare from other sources

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 01/09/2025).