F. Petrak [1-2100]

USDA United States National Fungus Collections
Catalog #: BPI 991202
s.n.
Marssonia potentillae (Desm.) J.C. Fisch.

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP17994
A. Ludwig s.n. 00 September 1942
Marssonina potentillae (Desm.) Magnus
Germany, Westfalen: Aschenbacher Strasse bei Seigen

USDA United States National Fungus Collections
Catalog #: BPI 404178
Ludwig A. s.n. 00 September 1942
Marssonina potentillae (Desm.) Magnus
West Germany, Westphalia, Siegen Aschenbach road