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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0077797
s.n.
Poria mollusca (Pers.) Quél.

USDA United States National Fungus Collections
Catalog #: BPI 241035
Petrak F. s.n. 00 October 1926
Poria mollusca (Pers.) Quél.
Czechoslovakia, Hranice (Maehr.-weisskirchen), Podhorn