Göteborgs Kungl. Vetensk. Samhälles Handl., Ser. B, Math. Naturvensk. Skr. 1(no. 7): 23 (1941).
Protologue type data: Habitatio typi: Insula São Jorge, inter Calheta et Topo, c. 600 m s. m., ad corticem. Leg. 1937 H. Persson. Typus in herb. Upsal., cotypus in herb. Degel. Tabula nostra II.
Type locality: Data lacking.
Distribution Database: Distributions
Distribution Database: Discover Life
Picture Database: Tropical Lichens
Molecular Database: Genbank
Synonym Database: Index Fungorum
Synonym Database: Mycobank