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

Duke University Herbarium Lichen Collection
Catalog #: 19633
be6b181e-fa34-11e2-a92b-005056000560
Blytt? #s.n.
Lecanora hagenii (Ach.) Ach.
Norway, unspecified