Oaks of the World

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  Quercus x alvordiana
Author Eastwood 1905 Occas. Pap. Calif. Acad. Sci. 9: 48 1905.
Synonyms douglasii x turbinella or douglasii x john-tuckeri
= dumosa var. alvordiana (Eastw.)
Jepson 1910
Local names
Range California, at 400-1300 m ;
Growth habit no more than 3 m;
Leaves 1.5-5 cm, semipersistent, apex rounded, base cuneate, margin weakly lobed and coarsely toothed, glaucous above, minutely tomentose beneath;
Fruits acorn 2-4 cm, enclosed for 1/4 in cup with warty scales; maturing in 1 year;

Bark, twigs and

Hardiness zone, habitat
Subspecies and