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 150974) with original publication details: Gard. Chron. 30: 361 1873.
This name was in version 1 of The Plant List, record kew-150974, and has not been changed.