Calflora
Taxon  Report   7078    
Rhamnus pirifolia  Greene
Island redberry
Rhamnus pirifolia
© 2008 Kim M. Klementowski
Photos from
CalPhotos / Calflora
Rhamnus pirifolia
© 2016 Keir Morse
Rhamnus pirifolia
© 2012 Chris Winchell
Rhamnus pirifolia, 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.
CNPS Rare Plant Rank: 4.2 (limited distribution).   8th Edition

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Rhamnus pirifolia
© 2016 Keir Morse
Family: RHAMNACEAE  
Genus: Rhamnus
Toxicity: MINOR, DERMATITIS
Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Rhamnus insularis
ICPN: Rhamnus catalinae
ICPN + PLANTS: Rhamnus crocea ssp. pirifolia
. . .
More information about  Rhamnus pirifolia
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (RHPI)

Search the International Plants Names Index

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: Nov 19, 2018).

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