CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record berberis_pinnata_ssp._insularis - Sun, Nov. 28, 2021 06:40 ET c
Berberis pinnata ssp. insularis
common nameisland barberry
CalPhotos image
more photos
© University and Jepson Herbaria  Follow image link for photo data.
life form evergreen shrub
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S1      ranking system key
global rank
G5T1      ranking system key
Where did the "RED" code go?
CA state listingEndangered  11/79
federal listingEndangered  07/31/97
where found
MAPS - Use v8 link below.

Topographic quads (5):
Anacapa Island (ANAC)*, Santa Cruz Island A (SCZA), Santa Cruz Island B (SCZB), Santa Rosa Island North (SRON), Santa Rosa Island West (SROW)*
quad data info

Counties, states, regions:
Anacapa Isl. (ANA)*, Santa Cruz Isl. (SCZ), Santa Rosa Isl. (SRO)*
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Closed-cone coniferous forest (CCFrs)
•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Coastal scrub (CoScr)/rocky
blooming period Feb-May  
elevation range75 - 400 meters
Known from fewer than 10 occurrences. Believed to be extirpated from ANA Isl. after surveys in 1994. Last seen on SRO Isl. in 1930, despite recent surveys. Threatened by feral herbivores. See Changing Seasons 1(3):14 (1981) for revised nomenclature.
full nameBerberis pinnata Lag. ssp. insularis Munz
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  BEPII Element Code  PDBER060B2
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Sun, Nov. 28, 2021 from

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