This name is a synonym of Arnottia inermis (Thouars) S.Moore.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 141050) with original publication details: Hist. Orchid. table 1 1822.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:647876-1.
This name was in version 1 of The Plant List, record kew-141050.