Taxon: Quercus douglasii Hook. & Arn.

• Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.
• Check AABGA/NAPCC contact person for genus for possible non-NPGS germplasm.

Common names:

• blue oak   (Source: F NAmer ) – English
  

Economic importance:

• View ethnobotanical data from Moerman's Native American Ethnobotany Database

Distributional range:

• NORTHERN AMERICA (Check conservation status in U.S. & Canada in NatureServe Explorer database)
  Southwestern U.S.A.: United States - California

References:

• FNA Editorial Committee. 1993–. Flora of North America.
• Govaerts, R. & D. G. Frodin. 1998. World checklist and bibliography of Fagales.
• Hart, G. H. et al. 1947. "Acorn calves". A nonhereditary congenital deformity due to maternal nutritional deficiency. Calif. Agric. Exp. Sta. Bull. 699:1–24.
• Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California.

More:

Search AGRICOLA article citation database for citations referencing Quercus douglasii.

Search NCBI's Entrez search engine for PubMed citations referencing Quercus douglasii.

Search Biodiversity Heritage Library for historical publications referencing Quercus douglasii.

Check other web resources for Quercus douglasii Hook. & Arn.:

• Flora of North America: Collaborative Floristic Effort of North American Botanists
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Check other web resources for images:

• PlantSystematics.org
• Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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