This name is a synonym of Begonia lipolepis var. luteyniorum (L.B.Sm. & Wassh.) Dorr.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 361148) with original publication details: Phytologia 64: 77 1987.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:950141-1.
This name was in version 1 of The Plant List, record kew-361148, and has not been changed.