Species Details

Quercus tomentella

island oak

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No Photo Available
Lifeform: perennial evergreen tree
Blooming Period: Mar-Jul
JFMAMJJASOND
Elevation:
15 - 730 meters
50 - 2395 feet
General Habitats:
  • Closed-cone coniferous forest
  • Chaparral
  • Cismontane woodland
  • Riparian woodland
Microhabitat Details:
Microhabitat:
Notes:
Threatened by trampling, erosion, grazing, feral herbivores, and introgression. Hybridizes with Q. chrysolepis except on SRO and GU islands. Populations on GU Isl. have declined dramatically in recent years. See Transactions of the Academy of Science of St. Louis 3:393 (1877) 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), Isla Guadalupe, Baja (GU)
California Counties and Islands: Name (Code)
Los Angeles (LAX), Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
Anacapa Island (3311983), San Clemente Island Central (3211874), San Clemente Island North (3211885), San Clemente Island South (3211873), Santa Catalina East (3311833), Santa Catalina South (3311834), Santa Cruz Island A (3311987), Santa Cruz Island B (3311986), Santa Cruz Island C (3311985), Santa Rosa Island North (3312081), Santa Rosa Island South (3312071)
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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