This name is a synonym of Polycycnis muscifera (Lindl. & Paxton) Rchb.f..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 52981) with original publication details: Paxton's Fl. Gard. 3: 28 1852.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:624898-1.
This name was in version 1 of The Plant List, record kew-52981, and has not been changed.