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

University of Illinois Herbarium
Catalog #: ILL00085760
de Thümen s.n.
Phyllactinia guttata f. Fraxini Lev.
Austria, Krems; Krems

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0015167
de Thumen s.n.
Phyllactinia guttata (Wallr.) Lév.
Austria, Krems;

USDA United States National Fungus Collections
Catalog #: BPI 606505
Thuemen s.n.
Phyllactinia corylea (Pers.) P. Karst.
Austria, Lower Austria, Krems