Basionym Name:Chaetophoma microstoma Speg., Boln Acad. nac. Cienc. Córdoba 11(4): 596 (1889)
Homotypic synonyms:Asbolisia microstoma (Speg.) Speg., Physis, Rev. Soc. Arg. Cienc. Nat. 4(no. 17): 293 (1918)