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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0073874
F. Petrak #s.n. 00 May 1914
Mycosphaerella punctiformis (Pers.) Starbäck
Czech Republic, Hranice;

USDA United States National Fungus Collections
Catalog #: BPI 609405
Petrak F. s.n. 00 May 1914
Mycosphaerella punctiformis (Pers.) Starbäck
Czechoslovakia, Hranice (Maehr.-weisskirchen), Svrcov