Basionym Name:Physoderma speciosum J. Schröt., in Cohn, Krypt.-Fl. Schlesien (Breslau) 3.1(9–16): 195 (1886)
Homotypic synonyms:Cladochytrium speciosum (J. Schröt.) A. Fisch., in Winter, Rabenh. Krypt.-Fl., Edn 2 (Leipzig) 1(4): 141 (1892)