Quercus lancifolia Schldtl. & Cham.

Mexico (Veracruz, Chiapas, Hidalgo, Oaxaca, Puebla); Guatemala,; 700 - 2400 m;

4-20 (-30) m, with a trunk 30-50 cm and more in diameter;

7-15 x 3-6 cm; mostly oblanceolate, to elliptic, seldom oblong; leathery; apex broadly acuminate, mucronate or not; base cuneate or sometimes rounded; margin slightly thickened, flat or remotely revolute, cartilaginous, crenate or serrate-dentate in apical 1/3 or 1/2, with 3-7 pairs of mucronate teeth sometimes curved towards foliar apex, mucronate or not; both sides glossy ; adaxially green or grey-green to yellowish-green, lustrous, glabrous or with some slender, 2-rayed fasciculate, appressed hairs along midvein or at least toward the base; lower face identical to upper one; 10-13 vein pairs, rather straight, prominent on both surfaces; epidermis smooth, not pruinose; petiole hairless or not, 3-8 mm long;

male inflorescences 4-6 cm, pistillate ones 1-2 cm with 1 or 2 flowers;

acorn 2-4 cm long, 1.3-2 cm in diameter; mucronate; pale brown; 1-2 on short peduncle at the apex of the shoots; enclosed 1/3 to 1/2 by cup; cup halfround or shallower, 2.5 cm in diameter, with tuberculate, not basally thickened scales, and straight rim; maturing in 1 year;

– A. Camus : n° 292 ; – Sub-genus Quercus, Section Quercus, Series Leucomexicanae; – Q. lancifolia Benth. (nom. illeg.) = Q. affinis – Hybridizes with Q.bumelioides and Q.insignis ; – Often considered as a synonym of Q. corrugata , which differs in having elliptic or elliptic-lanceolate leaves with 11-18 secondary veins and 8-16 pairs of mucronate teeth on the blade except on the base, fruits are up to 3-4 cm long x 2-2,5 cm wide (See differences HERE )