Pl. Syst. Evol. 187, (1-4): 234 (1993).
Basionym: Sphaerophorus ramulifer I. M. Lamb, Farlowia 4: 426 (1955).
Distribution Database: Distributions
Distribution Database: Discover Life
Picture Database: Tropical Lichens
Molecular Database: Genbank
Synonym Database: Index Fungorum
Synonym Database: Mycobank
Race II: (-)-isousnic acid in material from Tasmania (Huneck & Tibell 2005: 301). Isousnic acid in material from New Zealand (Huneck & Tibell 2005: 301). Isousnic acid in material from Chile (Huneck & Tibell 2005: 302)