Petrak, Fl. Bohem. Morav. Exs. Pilze
F. Petrak [1-2575]

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0070463
F. Petrak #s.n. 08 March 1925
Gibberidea visci Fuckel
Czech Republic, Mähr-Weisskirchen. Hrabuvka