Magnusson, Lich. Sel. Scand. Exs. [Göteborg]
Adolf Hugo Magnusson [1-425]
IndExs #952371716

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.185064
s.n.
Verrucaria internigrescens (Nyl.) Erichsen
Sweden

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-154580
A.H. Magnusson s.n. 01 June 1951
Verrucaria internigrescens (Nyl.) Erichsen
Sweden, Öckerö, Bohuslän; Björkö