C.G. Shaw and W.B. Cooke [1-98, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1023916
s.n.
Marssonia potentillae (Desm.) J.C. Fisch.
United States, Washington

University of Michigan Herbarium
Catalog #: 325561
W. N. Suksdorf #418 22 July 1894
Marssonina potentillae (Desm.) Magnus
USA, Washington, Skamania, Ice Cave.

University of California Berkeley, University Herbarium
Catalog #: UC976068
W. N. Suksdorf #418 22 July 1894
Marssonina potentillae (Desm.) Magnus
USA, Washington, Skamania, Ice Cave

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0022332
W.N. Suksdorf #418 22 July 1894
Marssonina potentillae (Desm.) Magnus
United States, Washington, Skamania, Ice Cave