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

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.185513
s.n.
Lecidea friesii Ach.
Sweden

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-154321
Efraim Eriksson s.n. 04 October 1931
Hypocenomyce friesii (Ach.) P. James & Gotth. Schneider
Sweden, Attmar, Medelpad; Bölesklack