Herzogia 3, 2: 438 (1974) [1973-4].
Protolog: Thallus foliaceus, c. 150 µ crassus, plumbeus. Laciniae orbiculatae, superficie rugulosa, saepe microphyllina. Subtus tomentosus pilis c. 100 µ longis cellulis oblongis. Apothecia vulgaria, sessila usque ad 2 mm lata, margine ruguloso. Excipulum pallidum c. 40 µ crassum. Subhymenium pallidum 50 - 60 µ crassum. Hymenium hyalinum 100 - 130 µ crassum. Sporae submuriformes, ellipsoidales, 25 - 35 µ longae, 10-12 µ crassae, 3 - 4 septatae, utroque apice acuminato, Holotypus vide infra.
Protolog type data: Uruguay, Prov. Maldonado, Sierra de las Animas, Canada de la Barra de Ombu, on a trunk beside a brook, damp place. 1967 H. S. Osorio 5115 (Holotype herb. Osorio, Isotype BG).
Type locality: Uruguay, Prov. Maldonado, Sierra de las Animas, Cañada de la Barra de Ombu, on a trunk beside a brook, damp place, 1967, H. S. Osorio 5115 (hb Osorio - holotype; BG - isotype).
Type locality coordinates: 34°45'7.38"S, 55°19'10.54"W; -34.75205°, -55.319594°.
Molecular barcode: Data lacking.
Thallus: Data lacking.
Photobiont: Data lacking.
Chemistry: No lichen substances.
Ecology: Data lacking.
Distribution Type: North America: Mexico, South America: Brazil, Uruguay. a.o.?
Note: