Onosma anatolica, A new species of Boraginaceae from Turkey

Abstract

Onosma anatolica Binzet, is described and illustrated as a new species from Nigde province in southern Anatolia, Turkey. It belongs to sect. Onosma L. subsect. Asterotricha (Boiss.) Gürke. The new species is closelyrelated to Onosma subulifolia Riedl from which it is distinguished. O. anatolica is readily distinguished fromO. subulifolia by its sterile shoots, the green-grey stem indumentum, longer bracts, yellow and puberulouspetals. The IUCN threat category of O. anatolica is determined as "CR (Critically Endangered)". A distributionmap and anidentification key for O. anatolica and O. subulifolia supplement the study.