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

USDA United States National Fungus Collections
Catalog #: BPI 1023972
s.n.
Sphaerotheca macularis (Wallr.) Magnus
United States, Washington

USDA United States National Fungus Collections
Catalog #: BPI 605402
Suksdorf Wilhelm N. #445 06 July 1894
Sphaerotheca macularis (Wallr.) Magnus
United States, Washington, Bingen, Klickitat Co.

University of Georgia, Julian H. Miller Mycological Herbarium
Catalog #: GAM00008920
Wilhelm N. Suksdorf s.n. 06 July 1894
Sphaerotheca macularis (Wallr.) Magnus
USA, Washington, Klickitat, Bingen;