Flora, Regensburg 63: 287 (1880).
Basionym: Opegrapha abnormis Ach., Lich. Univ.: 259 (1810).
Protologue type data: Habitat in cortice laevi dura arborum Jamaicae. Swartz.
Type locality: Jamaica, habitat in cortice laevi dura arborum, Swartz ( - holotype). Data lacking.
Distribution type: USA: California, Jamaica, Uruguay.
Distribution Database: Distributions
Distribution Database: Discover Life
Picture Database: Tropical Lichens
Molecular Database: Genbank
Synonym Database: Index Fungorum
Synonym Database: Mycobank