A new species of Silene (Caryophyllaceae) from East Anatolia (Turkey): Silene gevasica Hamzaoğlu sp. nova

Silene gevasica Hamzaoğlu sp. nova is described as a new species from Gevaş district (Van province). The specimen was collected from calcareous rocks, at an altitude between 2100 and 2200 m from Artos mountain. The new species is similar to Silene araratica Schischk. The differences between these 2 taxa are discussed.