Rabenhorst, Fungi Eur. Exs.
G.L. Rabenhorst [1-2600]

USDA United States National Fungus Collections
Catalog #: BPI 998565
s.n.
Ascophanus subfuscus (P. Crouan & H. Crouan) Boud.
Germany

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0066007
Emil Chr. Hansen #s.n.
Ascophanus subfuscus (P. Crouan & H. Crouan) Boud.
Denmark, Amager