W. A. Tranzschel and J. Serebrianikow

USDA United States National Fungus Collections
Catalog #: BPI 1036466
s.n.
Peronospora dipsaci Tul.

USDA United States National Fungus Collections
Catalog #: BPI 787953
Tranzschel, W. s.n. 18 September 1899
Peronospora dipsaci Tul.
Poland, Czersk, near Varsoviam

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0077728
W. Tranzschel #s.n.
Peronospora dipsaci Tul.