This name is a synonym of Nothofagus macrocarpa (A.DC.) F.M.Vázquez & R.A.Rodr..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 83870) with original publication details: Prodr. 16(2): 120 1864.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:103339-2.
This name was in version 1 of The Plant List, record kew-83870, and has not been changed.