Taxon  Report   10905 
Frangula purshiana  (DC.) Cooper
Cascara buckthorn
Frangula purshiana
© 2014 Susan McDougall
Click on a photo to see it bigger.
Frangula purshiana
© 2014 Zoya Akulova
Frangula purshiana
© 2014 Zoya Akulova
Frangula purshiana, a dicot, is a tree or shrub that is native to California and is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Frangula purshiana
© 2012 Vernon Smith
Redwood Forest, Mixed Evergreen Forest, Yellow Pine Forest
Wetlands:Usually occurs in non wetlands, but occasionally found in wetlands [U.S. Fish & Wildlife Service.]
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
Distribution by County 

Add an Observation of  Frangula purshiana

Name Status:
Accepted by TJM2 + PLANTS
Alternate Names:
(according to)

TJM2 + PLANTS: Rhamnus purshiana
More information about  Frangula purshiana
Jepson eFlora

Records from the Consortium of California Herbaria


Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 28, 2016).

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