A new subspecies in sect. Jacea (Mill.) DC., Centaurea cassia Boiss. subsp. dumanii M. Din double dagger, A. Duran & B. Bilgili subsp. nov., collected by the authors from South Anatolia, is described and illustrated. The new subspecies is restricted to Abies cilicica (Ant. & Kotschy) Carr. subsp. cilicica forest above Goller YaylasA +/- (C6 Adana-Kozan). Diagnostic morphological characters from C. cassia subsp. cassia are discussed. The ecology, biogeography and conservation status of the new taxon are also presented.