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

Wisconsin State Herbarium, Fungi
Catalog #: WIS-F-0065809
F. Petrak #43 00 August 1925
Ascobolus glaber Pers.
Czech Republic, Mähr-Weisskirchen. Olspitz