Quercus chapensis

Quercus chapensis is an uncommon species of tree in the family Fagaceae and the "ring-cupped oak" sub-genus. It has been found in Vietnam and also in southern China, in the Province of Yunnan.
"Quercus chapensis" is a tree up to tall and leaves as much as long. The acorn is oblate, by , glabrous or pilose at base which is flat, apex rounded to slightly depressed; the scar is approximately in diameter.