General data | Classifications | List of species | Local names | Back to home page |
Quercus daimingshanensis | |
Author | (S.K.Lee)C.C.Huang 1992 Guihaia 12: 302 |
Synonyms | Cyclobalanopsis
daimingshanensis
S.K.Lee 1979 |
Local names | da ming shan qing gang; |
Range | China
(central Guangx, in Daming Shan) at ca. 1000 m ; |
Growth habit | reaches
15 m tall; |
Leaves | 4-7 x 1.5-3 cm; ovate-elliptic to elliptic; glabrous, whitish below, dark green above; base cuneate, apex acute shortly acuminate, margin entire or remotely denticulate near apex; 7-9 vein pairs inconspicuous above and slightly raised beneath; petiole 5-8 mm, glabrous; |
Flowers | in
March-April, on 1 cm female inflorescences with greyish-white or brown
pubescence, bearing 3-5 fruits; |
Fruits | acorn oblong 2 cm long, 1.3 cm wide; glabrous; enclosed 1/3 by cup; cup hemispherical velutinous outside, scales in 5-6 concentric rings with margins apical ones denticulate, others entire; scar 3-5 mm, flat; stylopodium persistent; matures first year; |
Bark, twigs and |
young branchlets greyish-white or brown pubescent, becoming hairless; |
Hardiness zone, habitat | mixed forests in mountain; |
Miscellaneous | -- Sub-genus Cerris, Section
Cyclobalanopsis; -- Threatened (IUCN Red List Category : EN) |
Subspecies and varieties |
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Pictures | drawing |