Oaks of the World

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  Quercus x morehus
Author Kellogg 1863 (pro sp.) Proc. Calif. Acad. Sci. 2: 36
Synonyms kelloggii x wislizeni
= Q.x moreha Trel. 1917, nom. illeg.
Local names Oracle oak
Range California
Growth habit 4-15 m tall;
Leaves

4-12 cm; oblong to elliptic; persistent or subpersistent; with pointed, shallow lobes; glabrous above and minutely pubescent beneath; dense foliage, lustrous green in Spring;

Flowers
Fruits cupule as in wislizeni but acorn broader; ripening in 2 years;

Bark, twigs and
buds

Hardiness zone, habitat well drained soils, not calcareous;
Miscellaneous -- Resembles Q.kelloggii, but its winter habit is recognizable by its evergreen (although few) leaves;
-- Also illegitimately written "x moreha" (Trel. 1917);
-- Rare;

Subspecies and
varieties
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