Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (95).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (100).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (103).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (98).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (101).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (102).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (96).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (99).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (104).jpg
Quercus douglasii, C. Davidson 11795--CA. Contra Costa Co. Mt. Diablo. Donner Canyon. 1 Sept 2010. 092 (97).jpg
Endemic to California (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, California, Contra Costa (Oakland)
37.840833, -122.191111
Location Remarks
Oakland Hills. Huckleberry Botanic Regional Preserve. Skyline Blvd., between Broadway Terrace and Snake Rd., Oakland
Collectors
Kingdom
Plantae
Phylum
Tracheophyta
Class
Magnoliopsida
Order
Fagales
Family
Fagaceae
Genus
Quercus
Specific Epithet
douglasii
Authorship
Hook. & Arn.
What is EDGE?
Evolutionary distinctiveness
Lower
ED 2.7
Part of a well-represented branch of the plant tree of life, with many close relatives.
Threat status
IUCN Red List
EDGE score
0.1
Global rank
#236,873 of 335,497
Top 71%
Extinction probability
6%
