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

Wisconsin State Herbarium, Fungi
Catalog #: WIS-F-0086228
F. Petrak #s.n. 03 September 1923
Valsa massariana De Not.
Czech Republic, Hochgesenke: Ob. Mohratal.