Calflora
Taxon  Report   10908    
Frangula rubra  (Greene) Grubov  ssp. rubra 
Red buckthorn
Frangula rubra ssp. rubra, a dicot, is a shrub that is native to California, and endemic (limited) to California.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: Rhamnaceae  
Genus: Frangula
Parent: Frangula rubra

Toxicity: MINOR, DERMATITIS
Name Status:
Accepted by JEF + PLANTS

Alternate Names:
JEFRhamnus rubra ssp. rubra
PLANTSRhamnus rubra
More information about  Frangula rubra ssp. rubra
International Plants Names Index

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on PlantID.net   /   Google Images

Consortium of California Herbaria 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]. 2021. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 10/20/2021).