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

USDA United States National Fungus Collections
Catalog #: BPI 608361
Petrak F. s.n. 19 July 1918
Mycosphaerella gentianae (Niessl) Lindau
USSR, Central Carpathian Forests, Chomiak