Oaks of the World

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  Quercus tungmaiensis
Author Y.T. Chang 1966
Synonyms  
Local names  
Range Xizang, 1900 to 2600 m ;
Growth habit up to 30 m.
Leaves 10-20 X 3-4.5 cm; evergreen in its native climate, but deciduous if too cold climate; slightly leathery; ovate-lanceolate; apex acuminate; base rounded; margin serrate, revolute; young leaves covered with greyish, stellate hairs, becoming glabrescent; mature leaves both sides green, glabrous except some sessile fascicled hairs along midvein beneath; 16-20 vein pairs; petiole 0.5-1.5 cm long, at first tomentose, then glabrous;
Flowers  
Fruits acorn 1-1.2 cm in diameter, 1.5-2 cm long; ovate-conical; cup half-round, 0.8-1.2 cm in diameter; maturing in 1 year;

Bark, twigs and
buds

bark greyish brown, scaly; young twigs densely covered with greyish brown pubescence, becoming nearly glabrous;
Hardiness zone, habitat  
Miscellaneous -- Belongs to the Group Ilex, according to Denk & Grimm 2010;
-- Differs from Q. lanata in having possibly deciduous leaves, more lateral veins, acorn maturity always in 1 year, and above all glabrous, green leaves beneath;
Subspecies and
varieties
 
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