Taxon Details

Quercus parvula var. parvula

Santa Cruz Island oak

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Taxon Summary:

Quercus parvula var. parvula, commonly known as Santa Cruz Island oak, is a perennial evergreen shrub in the Fagaceae that is found only in California. It occurs within Chaparral, Cismontane woodland, and Closed-cone coniferous forest, growing at elevations from 30 to 915 meters. Quercus parvula var. parvula is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

Lifeform: perennial evergreen shrub
Blooming Period: (Mar)Apr-Jun
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Elevation:
30 - 915 meters
100 - 3000 feet
General Habitats:
  • Closed-cone coniferous forest
  • Chaparral
  • Cismontane woodland
Microhabitat Details:
Microhabitat:
Notes:
Threatened by feral animals on SCZ Isl. See Pittonia 1:40 (1887) for original description.
Threats:
Taxonomy:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Santa Barbara (SBA)
Quads: Name (Quad Code)
Santa Cruz Island B (3311986), Santa Cruz Island C (3311985)
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.
Presumed Extant
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