Species

Quercus hypargyrea Huang & Chang

NT

Synonyms (1)

multinervis
Data from Oaks of the World

Geographic Range

1000-2000 m in China (S Anhui, Fujian, NE Guangxi, W Hubei, Hunan, Jiangxi, Shaanxi, E Sichuan ); often in pure stands;

Growth Habit

12 m; rounded crown;

Leaves

7.5-15.5 x 2.5-5.5 cm ; evergreen; oblong-elliptic to elliptic-lanceolate; apex acute to acuminate; base cuneate or nearly rounded; margin apical 1/2 serrate, at the end of lateral veins; glossy green, hairless above ; grey green bloomy beneath, with simple hairs, then glabrescent; 10-15 vein pairs prominent below; petiole hairless, 1-2.7 cm long;

Fruits

acorn 1.8 cm long, 1 cm wide, paired or to 6 on a short peduncle ; cup thin (less than 1 mm thick), 8 mm long, 1-1.5 cm in diameter; with 6-7 concentric rings with margin nearly entire; scar 3-5 cm wide, flat or convex; stylopodium persistent; maturing in second season;

Common Names

duo mai qing gang

Hardiness & Habitat

zone 7-8;

Additional Information

– Sub-genus Cerris, Section Cyclobalanopsis; – Closely related to Q.glauca , but in Flora of China, this taxon is a true species.

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