Report from the Oak ICRA checklist
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Full Name: - Quercus douglasii

Quercus douglasii Hook. & Arn. (1840)
Infrageneric Classification
Subgenus Quercus, Section Quercus
Common Names in this Database
See: Nixon, Volume 3 of Flora of North America (1997) Page 490
Natural Distribution
USA: (California)
Illustration of Leaves
Image from stockplant at Pavia Nurseries (Belgium) ©Jan De Langhe, Ghent University Botanical Garden, 2009
Synonyms in this Database
Quercus ransomii Kellogg (1873)
Hybrids in this Database
Quercus ×kinseliae (C.H. Mull.) Nixon & C.H. Mull. (1994)
Quercus ×eplingii C.H. Mull. (1938)
Quercus ×alvordiana Eastw. (1905)
Quercus ×jolonensis Sarg. (1918)
Main Horticultural References
The European Garden Flora vol. 3 (1989) page 74
The Hillier Manual of Trees & Shrubs, 7th ed. (2002) page 250
Hortus Third (1976) page 933
(Krüssmann) Manual of Cultivated Broad-leaved Trees & Shrubs (in English) vol. 3 (1986) page 86
(Jacobson) North American Landscape Trees, (1996) page 551
The New Royal Horticultural Society Dictionary of Gardening vol. 3 (1992) page 781
(Bean) Trees & Shrubs Hardy in the British Isles, 8th ed. vol. 3 (1976) page 472
Recent Monograph References
(Miller & Lamb) Oaks of North America (1985) page 268
(Hard˙ & Lamant) Guide illustré des Chęnes (2006) Volume 2, page 200