This name is a synonym of Castanopsis sieboldii (Makino) Hatus..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 114774) with original publication details: Fl. Sylv. Kor. 3: 17 1917.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:358994-1.
This name was in version 1 of The Plant List, record kew-114774.