Arnold, Lich. Exs. Lich. Jur. [Eichstätt]
Ferdinand Christian Gustav Arnold [1-1816]
IndExs #540905952

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-169491
Beckhaus s.n.
Sphaerophoron compressum
Germany, Nordrhein-Westfalen, Extersteine

Duke University Herbarium Lichen Collection
Catalog #: 407753
c33cbdfb-2fe3-46b5-8680-7f2105a3cd9b
Beckhaus #s.n.
Bunodophoron melanocarpum (Sw.) Wedin
Germany, Nordrhein-Westfalen, Extersteine in Westfalen