Quercus deserticola Trel. 1924

Twigs rather slender (2-3 mm.), little fluted, densely coated with staring yellow tomentum persisting
the second year. Buds brown or persistently hoary, round-ovoid, 2 mm. in diameter. Leaves partly
evergreen, elliptical varying into oblong, lanceolate or subovate, rather acute, rounded or slightly
cordate at base, usually sharply serrate above, becoming strongly revolute, rather small
(1.5 X 3 or 3-3.5 X 7-9 cm.), golden-scurfy or stellate-villous above, or denuded and glossy, dull
and loosely clothed with dingier removable hairs beneath; veins about 7-9 x 2, not regularly looped;
petiole tomentose, scarcely 2 x 4 mm, with rather persistent stipules. Catkins : male15 mm long,
floccose, compactly flowered, the round somewhat fleecy anthers little exserted; female much as
40 mm long, yellow-tomentose, few-flowered at th end. Fruit ?.



Specimens examined—Desierto (Uhde, 38, 309, the type, 47, 49, 305, 307, 308, in the Berlin
herbarium); Hacienda Cierro, Queretaro ("(Rose, Painter cfc Rose, 9664,—with the acorns
paired at end of a very short stalk); without data (%Bourgeau, 1865-6); Ixmiquilpan (Purpus