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 5D0156FA-4911-4FB2-9722-AE86E2644669) with original publication details: 164 1982.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:920624-1.
This name was in version 1 of The Plant List, record gcc-62406.