This name is a synonym of Quercus aliena var. acutiserrata Maxim..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 453708) with original publication details: Contr. Inst. Bot. Natl. Acad. Peiping 4: 20 1936.
This name record (from WCSP) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Quercus acutidentata in version 1 of The Plant List.