This name is a synonym of Platythelys vaginata (Hook.) Garay.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 155950) with original publication details: Hooker's Icon. Pl. 5: t. 449 1842.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:195790-2.
This name was in version 1 of The Plant List, record kew-155950.