Basionym Name:Agaricus illotus var. thysanophorus Berk. & Broome, J. Linn. Soc., Bot. 11(no. 56): 552 (1871)
Homotypic synonyms:Stropharia illota var. thysanophora (Berk. & Broome) Sacc., Syll. fung. (Abellini) 5: 1019 (1887)