This name is a synonym of Cattleya amethystoglossa Linden & Rchb.f. ex R.Warner.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 346334) with original publication details: Richardiana 6: 179 2006.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:77079097-1.
This name was in version 1 of The Plant List, record kew-346334, and has not been changed.