Quercus phanera Chun

China (Guangxi, Hainan) 900-2000 m ;

reaches 25 m tall;

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;

pistillate inflorescence very short, 5 mm, bearing usually a single flower;

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;

not hardy; mixed forests in mountains;

– Flora of China 2001 : n° 37; – Sub-genus Cerris, Section Cyclobalanopsis; – Section Semiserrata, sub-section Chrysotrichae ( Menitsky ). – Threatened (IUCN Red List Category : EN).