Havaas, Lich. Norveg. Occid. Exs. [Bergen]
Johan J. Havaas [1-300]
IndExs #587608277

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.186504
s.n.
Physcia tribacia (Ach.) Nyl.
Norway

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-136320
J.J. Havaas s.n. 00 April 1921
Physcia dubia (Hoffm.) Lettau
Norway, Hordaland, Granvin, Havås par. Granvin

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0086898
J.J. Havaas #s.n. 00 April 1921
Physcia tribacia (Ach.) Nyl.
Norway, Hordaland, Granvin, Havås par. Granvin