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

University of Illinois Herbarium
Catalog #: ILL00086171
de Thümen s.n.
Leptosphaeria culmorum Auersw.
Czech Republic, Bohemia, Zinnwald; Zinnwald

USDA United States National Fungus Collections
Catalog #: BPI 621191
Thuemen s.n.
Leptosphaeria microscopica P. Karst.
Czechoslovakia, Bohemia, near Zinnwald