J.E. Kabat and F. Bubak [1-900]

USDA United States National Fungus Collections
Catalog #: BPI 976525
s.n.
Marssonia potentillae (Desm.) J.C. Fisch.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0072591
P. Sydow #s.n. 00 September 1902
Marssonina potentillae (Desm.) Magnus
Germany, bei Zehlendorf nächst Berlin

USDA United States National Fungus Collections
Catalog #: BPI 404177
Sydow P. s.n. 00 September 1902
Marssonina potentillae (Desm.) Magnus
West Germany, Zehlendorf, West Berlin