Taxonomic study of Collybiopsis (Omphalotaceae, Agaricales) in the Republic of Korea with seven new species Author Kim, Ji Seon School of Biological Sciences and Institute of Microbiology, Seoul National University, Seoul 08826, Republic of Korea Author Cho, Yoonhee School of Biological Sciences and Institute of Microbiology, Seoul National University, Seoul 08826, Republic of Korea Author Park, Ki Hyeong School of Biological Sciences and Institute of Microbiology, Seoul National University, Seoul 08826, Republic of Korea Author Park, Ji Hyun Water Supply and Sewerage Research Division, National Institute of Environmental Research, Incheon 22689, Republic of Korea Author Kim, Minkyeong https://orcid.org/0000-0001-6666-6639 Microorganism Resources Division, National Institute of Biological Resources, Incheon, Republic of Korea Author Kim, Chang Sun Forest Biodiversity Division, Korea National Arboretum, Pocheon-si 11186, Republic of Korea Author Lim, Young Woon https://orcid.org/0000-0003-2864-3449 School of Biological Sciences and Institute of Microbiology, Seoul National University, Seoul 08826, Republic of Korea ywlim@snu.ac.kr text MycoKeys 2022 2022-03-30 88 79 108 http://dx.doi.org/10.3897/mycokeys.88.79266 journal article http://dx.doi.org/10.3897/mycokeys.88.79266 1314-4049-88-79 BFE1E3F5B8B2513199EFD80D2E09DEF0 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).