This name is a synonym of Phaius australis var. bernaysii (F.Muell. ex Rchb.f.) Nicholls.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 337240) with original publication details: Census S. Queensl. Orchids 12 1947.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:70158-3.
This name was in version 1 of The Plant List, record kew-337240, and has not been changed.