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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0071843
J. Petrak #s.n. 24 September 1912
Leptomassaria simplex (Nitschke ex G.H. Otth) Petr.
Czech Republic, Mähr-Weisskirchen: Mil.-Oberrealschule