Oaks of the World

General dataClassificationsList of speciesLocal namesBack to
home page

 Quercus saltillensis
AuthorTrel. 1924
Synonymscarnerosana Trel. 1924
tenuiloba f. gracilis C.H.Mull.
Local names 
RangeMexico (Coahuila, Nuevo Leon) ; 1900-2700 m;
Growth habit usually 1-5 m; often less than 3 metres tall, seldom to 12 m;
Leaves 2-5 (-7) cm long, 1-2.5 wide; slowly deciduous; subcoriaceous, thin, flexible, not held verticaly nor appressed to twig; lanceolate to oblong-lanceolate; apex acute, bristle-tipped, sometimes attenuate; base rounded or heart-shaped; margin flat, entire or with 1 or 2 bristle-tipped teeth near apex; shiny dark green, somtimes with multiradiate hairs, glabrescent above; paler beneath with a whitish, scratchable tomentum made of stipitate fascicled hairs, multiradiate and uniseriate glandular ones; becoming rarer in summer (only at axils); 6-10 vein pairs, slightly raised abaxially; petiole 0.5-0.8 cm long; 
Flowers male inflorescence 4-5 cm; female inflorescence 5-15 mm bearing 1-2 flowers;
Fruits acorn oblong, 0.5-1.5 cm long, singly or to 3, sessile or on a short stalk less than 1 cm; cup not rolled at rim, with flat, appressed, hairy scales, 1 cm in diameter, enclosing 1/2 of the nut; maturing in 1 year;  

Bark, twigs and
buds

bark furrowed, dark; twig slender, 1.5-2.5 mm, with a stellate, greyish, 2 years persistent pubescence; bud brownish 2-3 mm long, with ciliate scales; stipules deciduous;
Hardiness zone, habitatprobably hardy, at least in zone 8; withstands -13°C;
Miscellaneous-- A. Camus : n° 370;
-- Section Lobatae; sub-section Saltillenses;
Subspecies and
varieties
 
Pictures