Distribution of Berberis aquifolium
Click on a square to display records from the Consortium of California Herbaria for that county.
- Del Norte
- Humboldt
- Glenn
- Los Angeles
- Siskiyou
- Monterey
- Butte
- Nevada
- Lake
- Kern
- Modoc
- Fresno
- Mendocino
- Trinity
- Shasta
- Napa
- Orange
- Santa Barbara
- San Luis Obispo
- Mariposa
- Santa Clara
- Ventura
- El Dorado
- San Bernardino
- San Diego
- Plumas
- Tuolumne
- Lassen
- Madera