This name is a synonym of Centaurea albonitens Turrill.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 3346B743-3EB3-4865-91F1-5BB9CA345397) with original publication details: Linnaea 19 326 1847.
This name was in version 1 of The Plant List, record gcc-49492, and has not been changed.