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

University of Illinois Herbarium
Catalog #: ILL00085708
B. de Thümen s.n.
Agaricus acicula Schaeff.
Czech Republic, Bohemia, Teplitz; Teplitz

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0000783
B. De Thumen #804
Mycena acicula (Schaeff.) P. Kumm.
Czech Republic

USDA United States National Fungus Collections
Catalog #: BPI 756800
De Thumen, B. s.n.
Mycena acicula (Schaeff.) P. Kumm.
Czech Republic, Bohemia