Psephellus declinatus (M. Bieb.) K. Koch in Linnaea 24: 438. 1851 Psephellus declinatus (M. Bieb.) K. Koch in Linnaea 24: 438. 1851is new combination for Centaurea declinata M. Bieb., Fl. Taur.-Caucas. 3: 590. 1819Taxon for this namePsephellus declinatus (M. Bieb.) K. Koch in Linnaea 24: 438. 1851