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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0067942
J. Petrak #s.n. 04 October 1914
Diaporthe cydoniicola Petr.
Czech Republic, Mähr-Weisskirchen: Mil-Oberrealschule

USDA United States National Fungus Collections
Catalog #: BPI 615993
Petrak J. s.n. 04 October 1914
Diaporthe cydoniicola Petr.
Czechoslovakia, Hranice (Maehr.-weisskirchen) Military School