Quercus lamellosa Sm. in A.Rees

India, Thailand, Bhutan, Myanmar, Nepaul, Sikkim, China ((Yunnan, W Guangxi, Xizang) ; 1300-2700 m

30 m tall, or more; trunk to 1.5-2.5 m in diameter;

15-35 cm x 5-10 cm; evergreen; leathery; oval-elliptic; apex acuminate to caudate, base usually cuneate (sometimes rounded); margin apical 2/3 denticulate; shiny, glabrous adaxially; whitish, slightly blue green beneath from a thin, stellate pubescence; 18-30 vein pairs, impressed above and prominent beneath; tertiary veins evident abaxially; petiole 3-5 cm long;

blooms in April-May; fruits in November of next year; male flowers on catkins shorter than leaves; pistillate flowers on very shorts inflorescences bearing 3-4 cups;

big, flattened acorn, 2-3 cm long, 3-4 cm in diameter; smooth; enclosed 2/3 to 4/5 by cup; cup sessile, 2-3 cm long, 3-5 cm in diameter, 7-10 concentric rings with flaking edges at maturity; basal scar 2-3 cm wide, flat or slightly convex; stylopodium persistent, 5 mm thick; maturing in 1 year;

– A. Camus : tome 1, p. 322, n° 63; – Sub-genus Cerris, Section Cyclobalanopsis; – Section Glauca, sub-section Lamellosae ( Menitsky );