Synonymy:
Agaricus dichromus Berk. & M.A. Curtis, J. Linn. Soc., Bot. 10(no. 45): 292 (1868) [1869]
Psilocybe dichroma (Berk. & M.A. Curtis) Sacc., Syll. Fung. (Abellini) 5: 1057 (1887)
Psathyrella dichroma (Berk. & M.A. Curtis) A.H. Sm., Mem. N. Y. bot. Gdn 24: 290 (1972)

Agaricus plumiger Berk. & M.A. Curtis, J. Linn. Soc., Bot. 10(no. 45): 292 (1868) [1869]
Psathyra plumigera (Berk. & M.A. Curtis) Sacc., Syll. Fung. (Abellini) 5: 1069 (1887)
Pilosace plumiger (Berk. & M.A. Curtis) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 504 (1898)
Astylospora plumigera (Berk. & M.A. Curtis) Murrill [as 'Atylospora'], Mycologia 10(1): 23 (1918)
Psathyrella plumigera (Berk. & M.A. Curtis) A.H. Sm., Mem. N. Y. bot. Gdn: 181 (1972)

Psathyrella albocapitata Dennis, Kew Bull. 15(1): 125 (1961)

Psathyrella cacao Desjardin & B.A. Perry, Mycosphere 7(3): 378 (2016)
Candolleomyces cacao (Desjardin & B.A. Perry) D. Wächt. & A. Melzer, Mycol. Progr. 19(11): 1233 (2020)

Position in classification:
Candolleomyces, Psathyrellaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
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