Calflora, a 501c3 non-profit
Distribution by County   5879    
Oemleria cerasiformis  (Hook. & Arn.) J. W. Landon
Indian plum,   Oso berry
Oemleria cerasiformis is a shrub that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 91 Glenn: 8 Placer: 2 Siskiyou: 14
Amador: 3 Humboldt: 53 San Benito: 7 Solano: 1
Butte: 16 Lake: 9 San Francisco: 63 Sonoma: 36
Calaveras: 1 Marin: 128 San Luis Obispo: 63 Sutter: 1
Colusa: 3 Mariposa: 1 San Mateo: 171 Tehama: 4
Contra Costa: 82 Mendocino: 51 Santa Barbara: 24 Trinity: 28
Del Norte: 38 Monterey: 71 Santa Clara: 80 Tulare: 18
El Dorado: 2 Napa: 14 Santa Cruz: 33 Tuolumne: 1
Fresno: 1 Nevada: 6 Shasta: 22 Yolo: 2

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: 12/05/2025).