Quercus chimaltenangana Trel. 1933
Ramuli moderate crassi (4-5 mm.), primum griseo-subtomentosi;
gemmae rotundo- vel
elongato-ovoideae, obtusae, argillaceo-coloratae vel rufescentes, glabrescentes,
subnitidae,
3 mm. diametro; folia 12-14 cm. longa, 4 cm. lata, oblonga vel lanceolata vel
oblanceolata,
apice acuta, aristata, basi subcordulata, margine crispata, supra glabra nitidaque,
subtus
tomentosa, ubi denudata granulosa, venis lateralibus ca. 10, apice sursum curvatis,
sicut
venulis supra impressis; petioli 1 cm. longi, tomentosi; amenta desunt; fructus
biennis,
brevi-pedunculatus, cupula subturbinata, 15 mm. diametro, squamis obtusis, griseo-sericeis,
appressis; glans ovoidea, semi-inclusa, 2 cm. longa.