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-169794
Hegetschweiler s.n. 00 August 1885
Opegrapha subsiderella (Nyl.) Arnold
Switzerland, Zug, bei Bliggenstorf, Kanton Zug

Duke University Herbarium Lichen Collection
Catalog #: 388062
0d64f34e-bbed-49e0-ad30-387960a840b7
Hegetschweiler, C. #s.n. 00 August 1885
Opegrapha niveoatra (Borrer) J. R. Laundon
Switzerland, Zug, Bei Bliggenstorf, Kanton Zug