Oaks of the World

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 Quercus fulva
Author Liebm. 1854 Overs. Kongel. Danske Vidensk. Selsk. Forh. Medlemmers Arbeider 1854: 183
Synonyms rosei Trel. 1924 Diagnosis here
Local names 
Range Mexico (Coahuila, Jalisco, Sinaloa, Nayarit, Durango, Chihuahua) ; 1800 - 2900 m ;
Growth habit 3-10 m; trunk 0.2-0.4 m in diameter;
Leaves 8-14 x 4-9 cm; deciduous; stiff, leathery, flat; broadly elliptic, oboval, or oblong-oboval; apex broadly rounded to subacute, aristate; base rounded or cordate; margin flat, entire or sometimes with 1-10 pairs of short aristate teeth ; light grey-green above, slightly lustrous, glabrous except hairs at the base of midrib, with impressed veins; beneath woolly and tawny, with yellowish glandular hairs covered with a dense pubescence made of sessile, 10-25 rays trichomes 0.4-0.7 mm long, not easy to remove; veins prominent beneath, visible in spite of the hairs; when unfolding, both surfaces are tawny; epidermis bullate; 10-13 vein pairs straight or slightly curved, often slightly impressed above; petiole rusty pubescent, 1-2 cm long;
Flowerspistillate flowers 1-3 at the tip of a short, thick, tomentose peduncle;
Fruits acorn 8-12 mm; ovoid or subglobose; solitary or 2-3 together, on 1-1.5 cm long stalk; enclosed 1/2 by cup; cup shallow, 13-18 mm in diameter, with rolled rim and pubescent scales widenned at base; maturing in 2 years;

Bark, twigs and

bark ridged, dark grey; twig 2-4 mm in diameter, densely yellow tomentose during several years; bud ovoid, pointed, pubescent, 2-5 mm long; stipules 4-6 mm long, linear, sometimes persistent around the terminal buds;
Hardiness zone, habitat not quite hardy;
Miscellaneous -- A. Camus : n° 303;
-- Sub-genus Quercus, section Lobatae;
-- Can be confused with Q. crassifolia, but this one has stalked trichomes abaxially, and numerous glandular, golden trichomes easy to remove. It may be confused with Q. macvaughii which has fascicled trichomes with 5-8 rays, and the rim of the acorn cup rolled inside.
Subspecies and