Synonymy:
Agaricus cincinnatus Fr., Systema Mycologicum 1: 256 (1821)
Agaricus lacerus var. cincinnatus (Fr.) Rabenh. [as 'concinnatus'], Deutschl. Krypt.-Fl. (Leipzig) 1: 483 (1844)

Agaricus cristatus Scop., Fl. carniol., Edn 2 (Wien) 2: 449 (1772)
Inocybe cristata (Scop.) J. Schröt., in Cohn, Krypt.-Fl. Schlesien (Breslau) 3.1(33–40): 587 (1889)

Agaricus phaeocomis Pers., Mycologia Europaea (Erlanga) 3: 192 (1828)
Inocybe phaeocomis (Pers.) Kuyper, Persoonia, Suppl. 3: 138 (1986)

Inocybe conformata P. Karst., Bidr. Känn. Finl. Nat. Folk 48: 465 (1889)

Inocybe obscura var. major S. Petersen, Danske Agaricaceer 2: 329 (1911)
Inocybe phaeocomis var. major (S. Petersen) Kuyper, Persoonia, Suppl. 3: 140 (1986)
Inocybe cincinnata var. major (S. Petersen) Kuyper, Z. Mykol. 55(1): 114 (1989)

Inocybe obscuroides var. marginata Bon, Beih. Sydowia 8: 84 (1979)

Inocybe obscura var. transiens Reumaux, Docums Mycol. 14(nos 54-55): 26 (1984)
Inocybe phaeocomis var. transiens (Reumaux) Poirier, Moënne-Locc. & Reumaux, Bull. Trimestriel Soc. Mycol. France 104(4): Atlas 9 (1989) [1988]
Inocybe cincinnata var. transiens (Reumaux) E. Ludw., Pilzkompendium (Eching) 4: 247 (2017)

Inocybe obscuroides f. heterospora Bon, Docums Mycol. 14(no. 53): 19 (1984)

Inocybe cincinnata var. ambigua E. Ferrari, Boll. Assoc. Micol. Ecol. Romana 23(no. 72): 27 (2007)

Position in classification:
Inocybe, Inocybaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
We aim to keep taxonomic opinions up to date, but errors or delays can occur. Please report them to our curator.