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| Quercus phanera | |
| Author | Chun 1947 J. Arnold Arbor. 28: 242 |
| Synonyms | Cyclobalanopsis phanera (Chun) Hsu
& Wei Jen 1979 basellata Chun & W.C.Ko 1958 insularis Chun & P.C.Tam 1965, nom. illeg. not Borzi 1911 |
| Local names | liang ye qing gang ; |
| Range | China (Guangxi, Hainan) 900-2000 m ; |
| Growth habit | reaches 25 m tall; |
| Leaves | 5-15 x 2-6 cm;
oblong-elliptic to oboval; leathery; apex with short, blunt tip; base
cuneate, oblique; margin serrate at apical 1/2; shiny green above, paler
beneath; both sides hairless; midrib flat adaxially, prominent beneath;
7-10 vein pairs strongly raised below; tertiary veins slender, evident
beneath; petiole 1-1.8 cm long; |
| Flowers | pistillate inflorescence
very short, 5 mm, bearing usually a single flower; |
| Fruits | acorn 3-4 cm long, 2-2.5 cm wide; cylindrical to ellipsoid; villose; enclosed 1/4 by cup; cup shallow (1-1.5 cm long, 1.8-2.5 cm wide), velutinous inside and outside, 2-3 mm thick, with 8-12 concentric rings denticulate at margin, yellowish pubescent; scar 8-10 mm in diameter, slightly convex; stylopodium persistent, ringed at base; maturing in 2 years; |
|
Bark, twigs and |
twigs tomentose, becoming hairless; |
| Hardiness zone, habitat | not hardy; mixed forests in mountains; |
| Miscellaneous | --
Flora of China 2001 : n° 37; -- Sub-genus Cerris, Section Cyclobalanopsis; -- Threatened (IUCN Red List Category : EN). |
| Subspecies and varieties |
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| Pictures | drawing |