Calflora, a 501c3 non-profit
Distribution by County   1067    
Berberis aquifolium  Pursh
Mountain grape,   Mountaingrape,   Oregon grape
Berberis aquifolium is a shrub that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 5 Lake: 24 Plumas: 23 Solano: 3
Alpine: 1 Lassen: 8 Riverside: 14 Sonoma: 9
Amador: 3 Los Angeles: 22 Sacramento: 1 Stanislaus: 1
Butte: 50 Madera: 2 San Benito: 41 Sutter: 9
Calaveras: 6 Marin: 6 San Bernardino: 16 Tehama: 54
Colusa: 5 Mariposa: 11 San Diego: 13 Trinity: 45
Contra Costa: 4 Mendocino: 11 San Luis Obispo: 3 Tulare: 9
Del Norte: 3 Modoc: 55 San Mateo: 9 Tuolumne: 12
El Dorado: 34 Mono: 1 Santa Barbara: 10 Ventura: 5
Fresno: 17 Monterey: 12 Santa Clara: 17 Yolo: 4
Glenn: 6 Napa: 10 Santa Cruz: 7 Yuba: 14
Humboldt: 60 Nevada: 38 Shasta: 42
Inyo: 1 Orange: 13 Sierra: 8
Kern: 18 Placer: 27 Siskiyou: 4

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).