Petrak, Mycoth. Carp.
Petrak, F. [1-475]
IndExs #641513049

USDA United States National Fungus Collections
Catalog #: BPI 023754
Petrak F. s.n. 11 May 1917
Melampsora magnusiana G.H. Wagner
Poland, Kryj: Walder near Podhora