Current Name:Collybia ushuvaiensis (Speg.) Sacc., Syll. fung. (Abellini) 9: 32 (1891)
Synonymy:Agaricus ushuvaiensis Speg., Boln Acad. nac. Cienc. Córdoba 11(2): 140 (1887)Collybia butyracea var. ushuvaiensis (Speg.) Raithelh. [as 'ushuaiensis'], Metrodiana, Sonderheft 2: 5 (1983)
Position in classification:Clitocybaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi
Synonymy Contributor(s): Kew Mycology (2015)