Thümen, Fungi Austr. Exs.
F.K.A.E.J. de Thümen [1-1200]

USDA United States National Fungus Collections
Catalog #: BPI 1033377
s.n.
Peronospora pusilla de Bary

USDA United States National Fungus Collections
Catalog #: BPI 784731
de Thumen s.n.
Plasmopara pusilla (de Bary) J. Schröt.
Czechoslovakia, Bohemia, Teplitz