H.G. Winter [2601-3600, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1000872
s.n.
Podosphaera oxyacanthae (DC.) de Bary
Germany

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0097509
C.H. Demetrio #s.n.
Podosphaera clandestina var. clandestina (Wallr.:Fr.) Lev.
USA, Mississippi, Perryville;