Sommerfelt: Pl. Crypt. Norveg.
Søren Christian Sommerfelt [1-200]

Duke University Herbarium Lichen Collection
Catalog #: 341682
ec49a5b0-84d6-4e56-bf15-24f1735fa329
Blytt, M., N. #s.n. (hav2249)
Calicium trabinellum (Ach.) Ach.
Norway, Norway, unspecified