Taxon  Report   10910 
Frangula rubra  (Greene) V. Grub.
Red buckthorn
Frangula rubra
© 2009 Keir Morse
Click on a photo to see it bigger.
Frangula rubra
© 2012 Aaron Arthur
Frangula rubra
© 2009 Zoya Akulova
Frangula rubra, a dicot, is a shrub that is native to California and is endemic (limited) to California.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Frangula rubra
© 2009 Barry Breckling
Yellow Pine Forest, Red Fir Forest, Sagebrush Scrub, Northern Juniper Woodland
Habitat: slopes
Toxicity: MINOR, DERMATITIS   [California Poison Control System 2010]    
Name Status:
Accepted by TJM2 + PLANTS
Alternate Names:
(according to)

TJM2: Rhamnus californica var. rubra
TJM2: Rhamnus rubra
More information about  Frangula rubra
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on CalPhotos / Google Images

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Mar 20, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.