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 333786) with original publication details: Revista Mus. La Plata, Secc. Paleontol. 7: 387 1896.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:103312-2.
This name was in version 1 of The Plant List, record kew-333786, and has not been changed.