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

Wisconsin State Herbarium, Fungi
Catalog #: WIS-F-0078018
s.n.
Psilocybe ericaea (Pers.) Quél.

USDA United States National Fungus Collections
Catalog #: BPI 778046
Petrak, F. #38 28 September 1923
Psilocybe ericaea (Pers.) Quél.
Czech Republic, Auf Waldboden Mahr-Weisskirchen: Hrabuvka