Negaresh, K. (2018). A new combination in the genus Cyanus (Asteraceae, Cardueae, Centaureinae). Candollea 73:101–103. In English, English abstract. DOI: http://dx.doi.org/10.15553/c2018v731a9
Cyanus raimondoi (Bancheva & Kaya) Negaresh is proposed as a new combination. It is morphologically similar to Cyanus eflanensis Kaya & Bancheva, but differs from it by the indumentum, the flowering stem, the cauline leaves, and the achenes dimension.