This name is a synonym of Mosiera bullata subsp. leiophloea (Urb.) Bisse.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 132578) with original publication details: Ciencias (Havana), Ser. 10 12: 10 1976 publ. 1977.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:166735-2.
This name was in version 1 of The Plant List, record kew-132578, and has not been changed.