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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0077534
F. Petrak #s.n. 00 October 1926
Polyporus versicolor (L.) Fr.
Czech Republic, Mähr-Weisskirchen. Ribarz