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

USDA United States National Fungus Collections
Catalog #: BPI 788039
de Thumen s.n.
Peronospora effusa (Grev.) Rabenh.
Austria, Lower Austria, Krems

University of Illinois Herbarium
Catalog #: ILL00085640
de Thümen s.n.
Peronospora effusa v. Aviculariae DeBy.
Austria, Krems an der Donau