Descomyces albellus (Massee & Rodway) Bougher & Castellano and Setchelliogaster tenuipes (Setch.) Pouzar, two sequestrate fungi of the Cortinariaceae are reported from Rio Grande do Sul State, in southern Brazil. The distribution and taxonomy of both taxa are briefly discussed, and descriptions, line drawings, and photos are presented. Setchelliogaster tenuipes is reported for the first time in Rio Grande do Sul State, and the occurrence of D. albellus is confirmed.
Agaricales; Cortinariales; ectomycorrhizal fungi; Eucalyptus; gasteromycetes
