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

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.185938
s.n.
Pertusaria xanthostoma (Sommerf.) Fr.
Norway

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-136308
J.J. Havaas s.n. 00 August 1911
Ochrolechia xanthostoma (Sommerf.) K. Schmitz & Lumbsch
Norway, Sogn og Fjordane, Selje, Monte supra villam rusticam Dalsbö sito promontorii Stat exterioris