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

USDA United States National Fungus Collections
Catalog #: BPI 786982
s.n.
Peronospora alsinearum Casp.
Czechoslovakia, Bohemia, Bilin

University of Illinois Herbarium
Catalog #: ILL00085644
de Thümen s.n.
Peronospora scleranthi Rabh.
Czech Republic, Bohemia, Bílina

New York Botanical Garden
Catalog #: 1959423
b671fdcb-4383-40b6-8977-a215021668b6
F. K. A. E. J. von Thümen #s.n.
Peronospora alsinearum Casp.
Czech Republic, Bílina, Bohemia