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

USDA United States National Fungus Collections
Catalog #: BPI 671898
Petrak F. s.n. 00 September 1925
Rhytisma amphigenum (Wallr.) Magnus
Czechoslovakia, Beskydes, Wsetin