Oaks of the World

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  Quercus petelotii
Author A.Camus 1951
Synonyms  
Local names  
Range Vietnam; 400-800 m;
Growth habit more than 15 metres tall;
Leaves 5-10 cm x 2.5-4; oval or oval oblong; thin; apex acuminate; base cuneate; margin entire with few teeth at apical 1/3; both sides green, glabrous (concolor); 12-15 vein pairs; midrib prominent beneath; petiole hairless 1 cm long; 
Flowers  
Fruits acorn ovoid, 2-3 cm long, 1.5-2 wide; apex mucronate; stalk 1 cm long; cup conical enclosing 1/3 of the nut, with 8-10 pale yellow tomentose concentric rings, denticulate at rim; maturing in 1 year;

Bark, twigs and
buds

 
Hardiness zone, habitat not hardy;
Miscellaneous -- Sub-genus Cyclobalanopsis;  
Subspecies and
varieties
 
Pictures