This name is a synonym of Centaurea glaberrima subsp. divergens (Vis.) Hayek.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2F301F69-EF12-498E-80A8-F90329A5738E) with original publication details: 37 1847.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190384-1.
This name was in version 1 of The Plant List, record gcc-142147.