Oaks of the World

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  Quercus lancifolia
Author Schltdl. & Cham. 1830, not Benth. 1840, nec Liebm. 1864
Synonyms aaata C.H.Muller 1942
boqueronae Trel. 1924
corrugata Hook. 1842
cyclobalanoides Trel. 1915
excelsa Liebm. 1854
insignis subsp and var. pilarius (Trel.)A.E.Murray 1983
lancifolia Liebm. ex A.DC 1864
lancifolia var. monocarpa Wenz. 1884
lancifolia f. subintegra Trel. 1924
lancifolia f. pilosicuscula Wenz. 1884
molinae C.H.Muller 1950
ovandensis Matuda 1950
pilaria (or pilarius) Trel. 1924
pilgeriana Seemen 1904
reeevesii Trel. 1924
yousei Trel. 1938
Local names  
Range Mexico (Veracruz, Chiapas); Guatemala, Costa Rica, Honduras; 700 - 2400 m;
Growth habit 4-25 m, with a trunk 30-50 cm in diameter;
Leaves 7-15 x 3-6 cm; elliptic to oboval; leathery; apex broasly acuminate, mucronate or not; base cuneate or sometimes acute; margin slightly thickened, flat or remotely revolute, cartilaginous, crenate or serrate-dentate in apical 3/4, with 8-10 pairs of acute teeth sometimes curved towards foliar apex, mucronate or not; adaxially green or grey-green to yellowish-green, lustrous, almost glabrous with some slender, simple, appressed hairs along midvein; lower face identical to upper one; 12-16 vein pairs, rather straight, prominent on both surfaces; epidermis smooth ; petiole hairless 3-10 mm long;
Flowers staminate inflorescences 4-6 cm long; pistillate inflorescences 1-2 cm, few flowered;
Fruits acorn 1.8-3.5 cm long, 1.2-2 cm in diameter; mucronate; pale brown; 1-2 on short peduncle; enclosed 1/3 to 1/2 by cup; cup halfround or shallower, scaly, 1.5-2 cm in diameter; maturing in 1 year;

Bark, twigs and
buds

bark almost smooth, light brown, peeling into thin, flat scales; twigs 1-2 mm thick, variably pilose; pale grey lenticels; buds hairless or not, subglobose, 2-3 mm long; stipules 4-7 mm long, silky, variably persistent;
Hardiness zone, habitat not quite hardy;
Miscellaneous -- A. Camus : n 292 ;
-- Section Quercus;
-- Hybridizes with Q.bumelioides and Q.insignis ;
-- Closely related to
Q.germana Schltdl. & Cham., in Mexico;
-- For Susana Valencia-Avalos (2004), Q.pilarius is a true species (= yousei);
Subspecies and
varieties
 
Pictures

drawing