This name is a synonym of Centaurea polyclada DC..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym and as an illegitimate name (record 589DF06D-6E33-4209-A98D-F1A43D13EA9C) with original publication details: 1822.
This name was in version 1 of The Plant List, record gcc-138933.