The family Crepidotaceae is a small family of saprobotic fungi most of which belong in the genus Crepidotus. There
have been a number of revisions recently in the light of DNA analysis and the inclusion of Simocybe in this family is
not always recognised.
In general the pellis of the basidiomata is filamentous, the basidiospores are ferruginous to ochraceous in colour
and without a germ pore, and the stipe is eccentric, lateral or absent in many species. Cheilocystidia are always
present. Members of Simocybe are generally stipitate with an olivaceous tint.
The genera included in this family are Crepidotus, Simocybe, and the small genus Pleuroflammula (in America and