A new Onosma (Boraginaceae) species from southern Anatolia, Turkey

Onosma aksoyii Aytaç & Türkmen sp. nova (Sect. Haplotricha H.Riedl, Boraginaceae) is described and illustrated as a new species. It grows in a Pinus nigra forest on serpentine rocks in Southern Anatolia (Konya province). Diagnostic characters of related species are compared and discussed.