Dianthus nezahatiae (Caryophyllaceae), a new species from the northwestern Turkey

Some Dianthus specimens collected from Sakarya and Bolu Provinces (Turkey) provinces are proposed as a new species. Dianthus nezahatiae Hamzaoğlu (Caryophyllaceae) is naturally distributed in subalpine meadowhabitats between the altitude range of 1450 and 1620 m a.s.l. Dianthus nezahatiae is differed from D. akdaghensis Gemici et Leblebici in respect to its inner bracts are 1.7−2.1 mm wide, the apex of the epicalyx scales is attenuate–rounded, the petal collar is almost half ofthe claw width, and the capsule is longer than calyx. In this paper description of the species, comparison with its close taxon, photographs, the distribution map, and its habitat preference are given.