This name is a synonym of Purpureostemon ciliatus (J.R.Forst. & G.Forst.) Gugerli.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 123550) with original publication details: Fl. Ins. Austr. 38 1786.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:597875-1.
This name was in version 1 of The Plant List, record kew-123550, and has not been changed.