Calflora, a 501c3 non-profit
Distribution by County   11493    
Ceanothus thyrsiflorus  Eschsch.  var. thyrsiflorus 
Blue blossom
Ceanothus thyrsiflorus var. thyrsiflorus is a tree or shrub that is native to California.
also called Ceanothus thyrsiflorus var. repens
Record Count by County

Alameda: 1 Marin: 28 San Francisco: 2 Santa Barbara: 14
Contra Costa: 2 Mendocino: 6 San Luis Obispo: 15 Santa Cruz: 33
Humboldt: 10 Monterey: 44 San Mateo: 53 Sonoma: 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).