Verbascum calycosum SynonymySource: Marhold, K. (2011+): Verbascum. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Verbascum calycosum Murb., Monogr. Verbascum: 462. 1933ContentDistribution Bibliography Distribution Tu(A) Euro+Med not endemicA: Turkey (Turkey, Asiatic part nativeA) Bibliography A. Davis, P. H. 1978: Flora of Turkey and East Aegean Islands 6