M. Raciborski and B. Namyslowski [1-200]

Cornell University Plant Pathology Herbarium
Catalog #: Myco.Polonica-0112
s.n.
Erysiphe nitida (Wallr.) Rabenh.

USDA United States National Fungus Collections
Catalog #: BPI 1001613
s.n.
Peronospora trifoliorum de Bary
Ukraine

USDA United States National Fungus Collections
Catalog #: BPI 791360
Wroblewski, Zb. An. s.n. 22 May 1910
Peronospora trifoliorum de Bary
Ukraine, Zaleszczyki