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

Wisconsin State Herbarium, Fungi
Catalog #: WIS-F-0006275
F. Petrak #s.n. 27 October 1923
Collybia maculata (Alb. & Schwein.) P. Kumm.
Czech Republic, Hranice;

USDA United States National Fungus Collections
Catalog #: BPI 756292
Petrak, F. s.n. 27 October 1923
Collybia maculata (Alb. & Schwein.) P. Kumm.
Germany, Waldboden