Quercus esperanzae Trel. 1924

Twigs rather slender (2-3 mm.), fluted, from dingy tomentose becoming glabrous
and rather glossy red with inconspicuous lenticels. Buds rather glossy brown,
glabrescent, ovoid, about 2 mm. in diameter. Leaves deciduous, elliptical or somewhat
ovate, obtuse, shallowcordate, strongly revolute, entire, small (2-3 x 4-7 cm.), glabrous
and glossy above, detachably densely creamy-tomentose beneath, the denuded surface
bullate-granular; veins about 10-12 pairs, deeply impressed above, branched and looping,
the ultimate areolat.ion on the upper face very fine with thick pale raised veinlets; petiole
tomentose or glabrescent, 1.5 x 5 mm. Catkins?. Fruit biennial, solitary or paired,
subsessile, the young cups with very blunt thin appressed dingy puberulent scales.
Mexican table-land and adjacent mountains.