This name is a synonym of Centaurea decipiens subsp. ruscinonensis (Boiss.) Dostál.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 08A22651-F046-45A3-966C-334EAF082459) with original publication details: 1017 .
This name was in version 1 of The Plant List, record gcc-27755, and has not been changed.