This name is a synonym of Pleurothallis alborosea (Kraenzl.) Porto & Brade.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 217425) with original publication details: Monogr. Syst. Bot. Missouri Bot. Gard. 95: 253 2004.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:77062418-1.
This name was in version 1 of The Plant List, record kew-217425, and has not been changed.