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Showing posts with label da ming shan qing gang. Show all posts
Showing posts with label da ming shan qing gang. Show all posts

Thursday

Cyclobalanopsis daimingshanensis



Name:     
Cyclobalanopsis daimingshanensis S. Lee in Y. C. Hsu & H. W. Jen, Acta Bot. Yunnan. 1: 147. 1979.
 

Synonyms:    Quercus daimingshanensis (S. Lee) C. C. Huang.

Local Names:    大明山青冈 da ming shan qing gang (2)

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; (1)

Leaves:    4-7 x 1.5-3 cm; elliptic; glabrous, whitish below, dark green above; base cuneate, apex shortly acuminate, margin denticulate near apex; 7-9 vein pairs inconspicuous above and slightly raised beneath; petiole 5-8 mm, glabrous; (1)

Range:    China (central Guangx, in Daming Shan). Habitat: Mixed mesophytic forests in mountains; circa 1000 m. C Guangxi (Daming Shan) (2)

References:
(1) http://oaks.of.the.world.free.fr/quercus_daimingshanensis.htm;
(2) http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=210000362
(3) http://www.tropicos.org/Name/13101192
Illustration



Additional information and links on the genus Quercus:
Plants List: Quercus
Oaks of The World 
Quercus images on Google
Oak images on Google
List of genus Quercus and subgenus Cyclobalanopsis
USDA Plant List Search: (Type Quercus)
eFlora - Quercus




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