SPECIES: Quercus douglasii
Table of Contents

INTRODUCTORY


  Blue oak savanna. Mark W. Skinner @ USDA-NRCS PLANTS Database.
AUTHORSHIP AND CITATION:
Fryer, Janet L. 2007. Quercus douglasii. In: Fire Effects Information System, [Online]. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory (Producer). Available: http://www.fs.fed.us/database/feis/ [].

FEIS ABBREVIATION:
QUEDOU

NRCS PLANT CODE [242]:
QUDO

COMMON NAMES:
blue oak

TAXONOMY:
The scientific name of blue oak is Quercus douglasii Hook. & Arn. (Fagaceae). It is in the white oak (Lepidobalanus) subgenus [72,114,134,157,239].

Blue oak hybrids are:

Quercus × alvordiana Eastwood (Q. douglasii × Q. john-tuckeri Tucker) [72,98,114,157,239]
Quercus × kinselae (C. H. Muller) Nixon (Q. douglasii × Q. dumosa Nutt.) [72,98,239]
Quercus × eplingii C. H. Mull. (Q. douglasii × Q. garryana Dougl. ex Hook.) [98,114,157,239,240]
Quercus × jolonensis Sarg. (Q. douglasii × Q. lobata Nee) [61,98,114,157,239]

SYNONYMS:
None

LIFE FORM:
Tree

FEDERAL LEGAL STATUS:
No special status

OTHER STATUS:
Over 100 cities and counties in California have ordinances providing some level of protection for oaks. At the state level, the Integrated Hardwood Range Management Program, a collaborative effort between the University of California and the California Division of Forestry, is monitoring blue oak populations to provide recommendations for future legal protection [70]. Information on state-level protection status of blue oak is available at Plants Database.

Complete FEIS review for Quercus douglasii

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