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

USDA United States National Fungus Collections
Catalog #: BPI 1023932
s.n.
Podosphaera clandestina (Wallr.) Lév.
United States, Washington

University of California Berkeley, University Herbarium
Catalog #: UC976087
W. N. Suksdorf #50 12 September 1883
Podosphaera clandestina (Wallr.) Lév.
USA, Washington, Klickitat, Falcon Vallet

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0032790
Wilhelm N. Suksdorf #50 12 September 1883
Podosphaera clandestina (Wallr.) Lév. 1851
United States, Washington, Klickitat, Falcon Valley