This name is a synonym of Begonia calvescens (Brade ex L.B.Sm. & R.C.Sm.) E.L.Jacques & Mamede.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 362961) with original publication details: in Fl. Ilustr. Catar. 1(Begon.): 74 1971.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:30889-2.
This name was in version 1 of The Plant List, record kew-362961, and has not been changed.