Quercus pallescens Trel. 1924

Twigs slender (2 mm.), scarcely fluted, gray-fleecy, with somewhat prominent
lenticels when denuded. Buds light brown, glabrate, rounded, 2 mm. in diameter.
Leaves deciduous, elliptical or somewhat widened upwards, rather obtuse,
obliquely rounded or shallow-cordate at base, coarsely low-serrate, small
(2-3 x 5-7 cm.), glossy, glabrous, and raised-venulose above, dull, pale, and very
sparsely and minutely scurfy beneath, narrowly cartilaginous-revolute; veins about
7-10 pairs, rather irregularly looped; petiole from softly pubescent glabrate, 1 x 5 mm.
Catkins?. Fruit annual, usually 2 or 3 at end of a tomentose peduncle scarcely
10 mm. long; cup half-round, moderate (about 12 mm. in diameter) not contracted
above, with somewhat thickened acute appressed brown-tipped canescent scales;
acorn ovoid, half-included.
Western Sierra Madre region of Mexico.