This name is a synonym of Caladenia dimidia Hopper & A.P.Br..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 250660) with original publication details: Orchadian 14: 181 2003.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:77061823-1.
This name was in version 1 of The Plant List, record kew-250660, and has not been changed.