This name is a synonym of Centaurea gaubae (Bornm.) Wagenitz.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DD443B72-6E7C-4262-A1E7-E3733360BFA3) with original publication details: 127 1846.
This name was in version 1 of The Plant List, record gcc-132523, and has not been changed.