Basionym Name:Sphaeropsis calotropidis Thüm., in Schweinfurth & Thümen, Grevillea 8(no. 46): 51 (1879)
Homotypic synonyms:Macrophoma calotropidis (Thüm.) Berl. & Voglino, Atti Soc. Veneto-Trent. Sci. Nat. 10(1): 198 (1886)Phoma calotropidis (Thüm.) Sacc., Syll. fung. (Abellini) 3: 114 (1884)