G. Briosi and F. Cavara [1-475]

USDA United States National Fungus Collections
Catalog #: BPI 946865
s.n.
Podosphaera oxyacanthae (DC.) de Bary

USDA United States National Fungus Collections
Catalog #: BPI 603000
Guarinoni Andrea s.n.
Podosphaera oxyacanthae (DC.) de Bary
Italy, Verallo, Sesia