Oaks of the World

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  Quercus auricoma
Author A.Camus 1936 Chênes Atlas 2: 122 1935.
Synonyms
Local names
Range Vietnam; to 1400 m;
Growth habit 3 m tall;
Leaves

5.5-7 x 2-2.7 cm; subelliptic; apex rounded; base attenuate; margin entire slightly recurvate; young leaves densely covered on both faces with golden velutinous tomentum; mature leaves green and glabrous adaxially; glaucous beneath, with often golden hairs near base and on midrib; 6-8 pairs of secondary veins nearly flat above, prominent beneath, at an angle of 45° with midrib; petiole 0.7-1 cm long, golden tomentose, then glabrescent;

Flowers male catkin golden tomentose on all parts; female catkin 1-1.5 cm, wiht one flower; 4 elongated styles;
Fruits acorn ovoid, mucronate, solitary; 1/2 enclosed by bowl-shaped cupule, 1-1.2 cm in diameter, outside golden tomentose, with 6 undulate rings; 1.5 cm long peduncle;

Bark, twigs and
buds

twigs golden pubescent at first, becoming glabrescent, then glabrous; narrow stipules, deciduous, with dense golden tomentum;
Hardiness zone, habitat not hardy;
Miscellaneous

-- A. Camus : tome 1, p. 237, n° 26;
-- Sub-genus Cerris, Section Cyclobalanopsis;
-- Section Semiserrata, sub-section Semiserratae (Menitsky).

-- Resembles Q.litseoides Dunn ;

-- For Menitsky (1974), this taxon is possibly only a shrubby form of Q. cambodiensis (see : Q.langbianensis), common in the range...

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