This name is a synonym of Centaurea resupinata Coss..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 313FF31A-0254-40AD-901D-D880394C56F5) with original publication details: 201 1976.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:876823-1.
This name was in version 1 of The Plant List, record gcc-67605.