Species Details

Berberis pinnata ssp. insularis

island barberry

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CA Rare Plant Rank: 1B.2
Fed List: FE (1997-07-31)
State List: CE (1979-11-01)
Global Rank: G5T1
State Rank:
S1
Other Status: SB_SBBG
CRPR Changes:
Add Date: 1980-01-01
Date Edited: 2021-08-25
Lifeform: perennial evergreen shrub
Blooming Period: Feb-May
Elevation:
75 - 400 meters
245 - 1310 feet
General Habitat:
  • Closed-cone coniferous forest
  • Chaparral
  • Cismontane woodland
  • Coastal scrub
General Micro Habitat:
Micro Habitat:
  • Rocky
Notes:
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.
Threats:
Taxonomy:
Other:
Total Occurrences: 8
Element Occurrence Ranks:
A B C D X U
0 3 1 0 2 2
Occurrence Status:
Historical >20 Years 4
Recent <=20 Years 4
Presence:
Presumed Extant 6
Possibly Extirpated 1
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
Anacapa Island (3311983)*, Santa Cruz Island A (3311987), Santa Cruz Island B (3311986), Santa Rosa Island North (3312081)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads