Basionym Name:Phoma megasperma Speg., Anal. Soc. cient. argent. 10(4): 153 (1880)
Homotypic synonyms:Macrophoma megasperma (Speg.) Berl. & Voglino, Atti Soc. Veneto-Trent. Sci. Nat. 10(1): 182 (1886)