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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0077430
F. Petrak #s.n. 00 May 1914
Pleospora vagans Niessl
Czech Republic, Mähr-Weisskirchen [Hranice]: Ungersdorf [Uhřínov ]

USDA United States National Fungus Collections
Catalog #: BPI 627677
Petrak F. s.n. 00 May 1914
Pleospora vagans Niessl
Czechoslovakia, Hranice (Maehr.-weisskirchen), Ungersdorf