Source: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Euro+Mednot endemic: ArmenianativeA; GeorgianativeB; Lebanon-SyrianativeC; Russia (C European RussianativeD, E European RussianativeD, S European RussianativeD); Turkey (Turkey, Asiatic partnativeC)
Bibliography
A.Takhtajan, A. L. 1980: Flora Armenii 7. – Erevan: Armenian Academy of Sciences
