''Quercus elevaticostata'' is an uncommon species of tree in the

beech family The Fagaceae are a family of flowering plants that includes beeches, chestnuts and oaks, and comprises eight genera with about 927 species. Fagaceae in temperate regions are mostly deciduous, whereas in the tropics, many species occur as evergre ...

. It has been found only in southern China, in the province of

Fujian Fujian (; alternately romanized as Fukien or Hokkien) is a province on the southeastern coast of China. Fujian is bordered by Zhejiang to the north, Jiangxi to the west, Guangdong to the south, and the Taiwan Strait to the east. Its c ...

.Flora of China, ''Cyclobalanopsis elevaticostata'' Q. F. Zheng, 1979. 突脉青冈 tu mai qing gang
/ref> It is placed in subgenus ''Cerris'', section ''Cyclobalanopsis''. ''Quercus elevaticostata'' is a tree up to 20 meters tall with purple-brown twigs plus leaves as much as 15 cm long.

References

elevaticostata Flora of Fujian Plants described in 1979 {{Quercus-stub