This name is a synonym of Nothofagus antarctica (G.Forst.) Oerst..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 330601) with original publication details: Voy. Pôle Sud 2: 19 1853.
This name was in version 1 of The Plant List, record kew-330601, and has not been changed.