This name is a synonym of Fagus japonica var. multinervis (Nakai) Y.N.Lee.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 83861) with original publication details: Bot. Mag. (Tokyo) 32: 103 1918.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:358598-1.
This name was in version 1 of The Plant List, record kew-83861, and has not been changed.