Quercus purulhana Trel. 1924

Twigs rather stout (about 5 mm.), somewhat fluted, glabrate, reddish, with conspicuous pale lenticels. Buds
dingy-hairy, with persistent stipules. Leaves deciduous, elliptical-oblong to broadly obovate, very obtuse or
in the narrower forms sometimes acuminate, slightly cordate, more or less crisped, crenate, large (5-6 x 10-12,
or even 15 x 22 cm.), glabrate above, finely pale-tomentose beneath; veins about 10-12 pairs, scarcely looped;
petiole tomentose, scarcely longer than thick. Catkins: male 40 mm. long, thick, densely stellate, several-flowered
above the middle. Fruit?.