Source: Christenhusz, M. & Raab-Straube, E. von (2013+): Polypodiopsida. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Euro+Mednot endemic: South CaucasusnativeA; Turkey (Turkey, Asiatic partnativeA,B)
Bibliography
A.Fraser-Jenkins, C. R. 2007: The species and subspecies in the Dryopteris affinis group. – Fern gazette; journal of the british pteridological society 18: 1-26
