This name is a synonym of Paphiopedilum purpuratum (Lindl.) Stein.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 54332) with original publication details: Edwards's Bot. Reg. 23: t. 1991 1837.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:625928-1.
This name was in version 1 of The Plant List, record kew-54332, and has not been changed.