Basionym Name:Polyporus ponderosus Kalchbr., in Cooke, Grevillea 10(no. 55): 99 (1882)
Homotypic synonyms:Fomes ponderosus (Kalchbr.) Sacc., Syll. fung. (Abellini) 6: 196 (1888)Scindalma ponderosum (Kalchbr.) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 519 (1898)