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

USDA United States National Fungus Collections
Catalog #: BPI 023251
Hruby J. s.n. 00 September 1912
Melampsora laricis-epitea Kleb.
Germany, O. Schlesien Willow Grove