Collybiopsis pseudomphalodes (Dennis) J.S. Kim & Y.W. Lim comb. nov.
Gymnopus pseudomphalodes (Dennis) J.L. Mata, in Mata, Hughes, and Petersen, Sydowia 58(2): 289. 2006, as " Gymnopus pseudo-omphalodes ".
Marasmiellus pseudomphalodes (Dennis) J.S. Oliveira, in Oliveira, Vargas-Isla, Cabral, Rodrigues and Ishikawa, Mycol. Progr. 18(5): 735. 2019, as “pseudomphalioides” .
Basionym.
Collybia pseudomphalodes Dennis, Kew Bull. 15(1): 74 (1961).