This name is a synonym of Thereianthus juncifolius (Baker) G.J.Lewis.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 322983) with original publication details: Handb. Irid. 166 1892.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:439647-1.
This name was in version 1 of The Plant List, record kew-322983, and has not been changed.