Calflora
Taxon  Report   10905    
Frangula purshiana  (DC.) A. Gray ex J.G. Cooper
Cascara buckthorn
Frangula purshiana
© 2012 Vernon Smith
Photos from
CalPhotos / Calflora
Frangula purshiana
© 2014 Zoya Akulova
Frangula purshiana
© 2014 Zoya Akulova
Frangula purshiana, a dicot, is a tree or shrub that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Frangula purshiana
© 2014 Susan McDougall
Communities: Redwood Forest, Mixed Evergreen Forest, Yellow Pine Forest

Toxicity: MINOR, DERMATITIS

Wetlands:
Arid West: Occurs usually in non wetlands, occasionally in wetlands
Mountains, Valleys and Coast: Equally likely to occur in wetlands and non wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN + PLANTS: Rhamnus purshiana
More information about  Frangula purshiana
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (FRPU7)

Search efloras.org (Flora of North America)

website references from Google


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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 19, 2018).