This name is a synonym of Fagus grandifolia subsp. mexicana (Martínez) A.E.Murray.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 83856) with original publication details: México Forest. 17: 66 1939.
This name was in version 1 of The Plant List, record kew-83856, and has not been changed.