Synonymy:
Agaricus durus Bolton, Hist. fung. Halifax (Huddersfield) 2: 67, tab. 67 (1788)
Pholiota dura (Bolton) P. Kumm., Führ. Pilzk. (Zerbst): 84 (1871)
Dryophila dura (Bolton) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 67 (1886)
Hylophila dura (Bolton) Quél., Fl. mycol. France (Paris): 97 (1888)
Togaria dura (Bolton) W.G. Sm., Syn. Brit. Basidiomyc.: 123 (1908)

Agaricus molestus Lasch, Linnaea 3: 421 (1828)
Agrocybe molesta (Lasch) Singer, Sydowia 30(1-6): 197 (1978) [1977]

Agaricus molestus var. pseudosquamosus Lasch, Linnaea 3: 422 (1828)

Pholiota dura var. xanthophylla Bres., Fung. trident. 2(11-13): 52 (1898)
Agrocybe dura var. xanthophylla (Bres.) P.D. Orton, Trans. Br. mycol. Soc. 43(2): 174 (1960)
Agrocybe molesta var. xanthophylla (Bres.) Bon & Courtec., Docums Mycol. 18(no. 69): 37 (1987)

Pholiota dura var. obconica C. Massal., Atti dell'Acc. delle Sc. Med. e Nat. Ferrara 84: [1] (1910)

Pholiota dura f. cutifracta J.E. Lange, Fl. Agaric. Danic. 3: 61 (1938)

Position in classification:
Agrocybe, Agrocybaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
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