Basionym Name:Diderma difforme Pers., Neues Mag. Bot. 1: 89 (1794)
Homotypic synonyms:Chondrioderma difforme (Pers.) Rostaf., in Fuckel, Jb. nassau. Ver. Naturk. 27-28: 74 (1873)Didymium difforme (Pers.) Gray, Nat. Arr. Brit. Pl. (London) 1: 571 (1821)Didymium difforme var. difforme (Pers.) Gray, Nat. Arr. Brit. Pl. (London) 1: 571 (1821)Physarum difforme (Pers.) Link, Mag. Gesell. naturf. Freunde, Berlin 8: 42 (1816)