Synonymy:
Agaricus acervatus Fr., Systema Mycologicum 1: 122 (1821)
Agaricus erythropus var. acervatus (Fr.) Pers., Mycologia Europaea (Erlanga) 3: 132 (1828)
Collybia acervata (Fr.) P. Kumm., Führ. Pilzk. (Zerbst): 114 (1871)
Collybia erythropus var. acervata (Fr.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 31 (1886)
Marasmius acervatus (Fr.) P. Karst., Bidr. Känn. Finl. Nat. Folk 48: 103 (1889)
Gymnopus acervatus (Fr.) Murrill, N. Amer. Fl. (New York) 9(5): 362 (1916)

Collybia acervata var. albofusca Z.S. Bi & T.H. Li, in Bi, Zheng & Li, Macrofungus Flora of China's Guangdong Province (Hong Kong): 696 (1997)

Position in classification:
Connopus, Omphalotaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi

Note:
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