Calflora, a 501c3 non-profit
Distribution by County   6771    
Polygonum punctatum  Elliott

(not an active name)
Common water smartweed,   Dotted smartweed,   Punctate smartweed,   Water smartweed
Polygonum punctatum is a perennial herb that is native to California, and also found elsewhere in North America and beyond.
also called Persicaria punctata
Record Count by County

Alameda: 19 Kings: 2 Riverside: 19 Solano: 43
Alpine: 1 Lake: 3 Sacramento: 19 Sonoma: 12
Amador: 7 Los Angeles: 19 San Benito: 24 Stanislaus: 3
Butte: 55 Madera: 3 San Bernardino: 37 Sutter: 8
Calaveras: 4 Marin: 64 San Diego: 51 Tehama: 12
Colusa: 7 Mendocino: 19 San Francisco: 16 Trinity: 1
Contra Costa: 17 Merced: 7 San Joaquin: 16 Tulare: 9
El Dorado: 13 Mono: 2 San Luis Obispo: 66 Tuolumne: 5
Fresno: 12 Monterey: 17 San Mateo: 59 Ventura: 18
Glenn: 5 Napa: 19 Santa Barbara: 37 Yolo: 7
Humboldt: 3 Nevada: 8 Santa Clara: 25 Yuba: 10
Imperial: 2 Orange: 8 Santa Cruz: 37
Inyo: 3 Placer: 11 Shasta: 3
Kern: 7 Plumas: 4 Sierra: 1

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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/21/2024).