Synonymy:
Agaricus capnoides Fr., Observ. mycol. (Havniae) 2: 27 (1818)
Naematoloma capnoides (Fr.) P. Karst., Bidr. Känn. Finl. Nat. Folk 32: 495 (1879)
Geophila capnoides (Fr.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 113 (1886)
Dryophila fascicularis var. capnoides (Fr.) Quél., Fl. mycol. France (Paris): 478 (1888)
Dryophila capnoides (Fr.) Quél., Fl. mycol. France (Paris): 154 (1888)
Hypholoma fasciculare var. capnoides (Fr.) Costantin & L.M. Dufour, Nouv. Fl. Champ., Edn 1 (Paris): 121 (1891)
Psilocybe capnoides (Fr.) Noordel., Persoonia 16(1): 128 (1995)

Position in classification:
Hypholoma, Strophariaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
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