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Distribution by County   10447    
Vicia americana  Willd.
American vetch
Vicia americana is a perennial herb or vine that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 27 Lake: 11 Placer: 16 Sierra: 25
Alpine: 12 Lassen: 55 Plumas: 48 Siskiyou: 22
Amador: 3 Los Angeles: 73 Riverside: 27 Solano: 2
Butte: 30 Madera: 9 Sacramento: 3 Sonoma: 48
Calaveras: 3 Marin: 122 San Benito: 2 Stanislaus: 5
Colusa: 3 Mariposa: 20 San Bernardino: 41 Sutter: 3
Contra Costa: 51 Mendocino: 24 San Diego: 114 Tehama: 22
Del Norte: 17 Merced: 2 San Francisco: 4 Trinity: 24
El Dorado: 28 Modoc: 29 San Luis Obispo: 38 Tulare: 8
Fresno: 10 Mono: 15 San Mateo: 82 Tuolumne: 9
Glenn: 4 Monterey: 28 Santa Barbara: 122 Ventura: 25
Humboldt: 18 Napa: 25 Santa Clara: 18 Yolo: 1
Inyo: 16 Nevada: 16 Santa Cruz: 27 Yuba: 6
Kern: 52 Orange: 8 Shasta: 47

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]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/12/2025).