A new species, Marasmius violaceoides (Basidiomycetes, Tricholomataceae), is described for a taxon known in the modern literature as Marasmius violaceus Henn. sensu Singer. Revision of the type specimen of Marasmius violaceus showed that this taxon belongs to the genus Gymnopus.
Antonín V. (2004): New species of marasmioid genera (Basidiomycetes, Tricholomataceae) from tropical Africa - V. Marasmius violaceoides, a new species based on M. violaceus Henn. in the sense of Singer. – Czech Mycology 56(3-4): 247–252.