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

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.185235
s.n.
Ionaspis prevostii (Duby) Arnold
Norway

Duke University Herbarium Lichen Collection
Catalog #: 394016
a6d31559-f55e-4a9e-8709-fef7f791a493
Havaas, Johan, J. #s.n. 00 August 1912
Hymenelia epulotica (Ach.) Lutzoni
Norway, Hordaland, Bømlo. Prope Mosterhavn provinciae Søndre Bergenhus

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-136283
J.J. Havaas s.n. 00 August 1912
Hymenelia prevostii (Duby) Kremp.
Norway, Hordaland, Bømlo, Prope Mosterhavn provinciae Söndre Bergenhus