Calflora, a 501c3 non-profit
Distribution by County   1084    
Betula occidentalis  Hook.
Water birch
Betula occidentalis is a tree or shrub that is native to California, and also found elsewhere in western North America.
Record Count by County

Alpine: 1 Humboldt: 1 Lassen: 2 San Diego: 4
El Dorado: 1 Inyo: 128 Modoc: 5 Shasta: 1
Fresno: 13 Kern: 1 Mono: 68 Siskiyou: 3

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).