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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0086112
s.n.
Ustilago tragopogi-pratensis (Pers.) Roussel

USDA United States National Fungus Collections
Catalog #: BPI 990799
s.n.
Ustilago tragopogi-pratensis (Pers.) Roussel
Czech Republic

USDA United States National Fungus Collections
Catalog #: BPI 168256
Petrak F. s.n. 23 June 1914
Ustilago tragopogonis-pratensis (Pers.) Roussel
Czechoslovakia, Hranice (Maehr.-weisskirchen), Ludinabach