Basionym Name:Agaricus grandineus Berk. & Broome, J. Linn. Soc., Bot. 11(no. 56): 535 (1871)
Homotypic synonyms:Pluteus grandineus (Berk. & Broome) Sacc., Syll. fung. (Abellini) 5: 674 (1887)