Calflora
Taxon  Report   1076    
Berberis pinnata  Lag.  ssp. insularis  Munz
Island barberry
Berberis pinnata ssp. insularis, a dicot, is a shrub that is native to California and and is endemic (limited) to California.
also called Mahonia pinnata ssp. insularis
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   CNPS Inventory

It is listed by the State of California as Endangered and by the Federal Government as 'Endangered '.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
Observation Search
(42 records)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Family: BERBERIDACEAE  
Genus: Berberis
Parent: Berberis pinnata

Toxicity: MAJOR

Communities: Foothill Woodland, Coastal Sage Scrub, Closed-cone Pine Forest

Name Status:
Accepted by JEF + CNPS

PLANTS other name:
Mahonia pinnata ssp. insularis

Alternate Names:
JEF + CNPS: Mahonia pinnata ssp. insularis
More information about  Berberis pinnata ssp. insularis
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (MAPII)


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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Aug 12, 2020).