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Distribution by County   2041    
Chorizanthe polygonoides  Torr. & A. Gray
Knotweed spineflower
Chorizanthe polygonoides is an annual herb that is native to California, and endemic (limited) to California.
Record Count by County

Alameda: 8 Mendocino: 2 Sacramento: 1 Sierra: 1
Amador: 4 Modoc: 1 San Benito: 12 Solano: 6
Butte: 45 Monterey: 6 San Diego: 113 Sonoma: 6
Calaveras: 5 Napa: 20 San Joaquin: 1 Stanislaus: 2
Contra Costa: 1 Nevada: 11 San Luis Obispo: 7 Tehama: 39
El Dorado: 12 Orange: 2 Santa Barbara: 1 Tuolumne: 6
Lake: 15 Plumas: 1 Santa Clara: 1
Marin: 24 Riverside: 150 Shasta: 11

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).