Quercus blakei
Quercus blakei is an uncommon species of tree in the beech family Fagaceae. It has been found in Indochina (Laos and Vietnam) and southern China (Guangdong, Guangxi, Guizhou, Hainan ). It is placed in subgenus Cerris, section Cyclobalanopsis. Description Quercus blakei is a tree up to 35 m. tall, with leaves as much as 190 mm long. The acorns are ellipsoid to ovoid, 25-35 × 15–30 mm with a flat to depressed scar 7–11 mm in diameter. The cupules are shallow-bowl-shaped, 5-10 × 20–30 mm, covering base of acorn, with bracts in 6 or 7 rings, margin entire or dentate. In China, flowering occurs in March and acorns ca be found from October–December. References External links Line drawings, Flora of China Illustrations vol. 4, fig. 386, drawings 5-11 and lower left and upper left blakei Flora of China Flora of Indo-China Trees of Vietnam Plants described in 1900