Quercus edithiae

Quercus edithiae is a 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 Provinces of Guangdong, Guangxi, and Hainan.^[2] In Vietnam it is called sồi editha. It is placed in subgenus Cerris, section Cyclobalanopsis.^[3]

Quercus edithiae
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fagales
Family:	Fagaceae
Genus:	Quercus
Subgenus:	Quercus subg. Cerris
Section:	Quercus sect. Cyclobalanopsis
Species:	Q. edithiae
Binomial name
Quercus edithiae Skan 1900
Synonyms[1]
Cyclobalanopsis edithiae (Skan) Schottky Quercus tephrosia Chun & W.C.Ko

Quercus edithiae is a tree up to 20 m. tall with hairless twigs. The leathery leaves are glabrous, oblong-elliptic to obovate, 50-160 × 20–60 mm, with a 20–30 mm petiole. The acorn is ellipsoid to cylindric-ellipsoid, 30-45 × 20–30 mm, with a scar approx. 7 mm in diameter.^[2][4]