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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0071381
F. Petrak #s.n. 28 October 1923
Hypochnus isabellinus J. Schröt.
Czech Republic, Mähr-Weisskirchen: Podhorn