Migula, Krypt. Germ., Austr. Helv. Exs. [Flechten] [Karlsruhe]
E.F.A. Walter Migula [1-350]
IndExs #682473216

Field Museum of Natural History
Catalog #: C2016264F
s.n.
Lecidea ostreata var. myrmecina (Ach.) Nyl.

University of Illinois Herbarium
Catalog #: ILL00037601
Th. Schneider #s.n. 00 October 1930
Psora ostreata Hoffm.
Germany, Thuringen: Zwischen Georgental und Tambach