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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 |
twigs
golden pubescent at first, becoming glabrescent, then glabrous; |
Hardiness zone, habitat | not
hardy; |
Miscellaneous |
-- A. Camus : tome 1, p. 237, n° 26; -- For Menitsky (1974), this taxon is possibly only
a shrubby form of Q. cambodiensis (see : Q.langbianensis),
common in the range... |
Subspecies and varieties |
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Pictures |
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