This name is a synonym of Rhaponticum serratuloides (Georgi) Bobrov.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 3320FDDA-E36C-43F4-9F05-F05F074FFF47) with original publication details: Pl. Min. Cogn. Pug. 1 59 1813.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:189853-1.
This name was in version 1 of The Plant List, record gcc-138341, and has not been changed.