Abstract
Fuscoporia bifurcata is described from southern Brazil based on collections from mangrove areas on Santa Catarina Island, in the state of Santa Catarina. The new species is characterized by hymenial setae with a bifurcate or spiny apex. A description with illustrations, an updated key to species of Fuscoporia from southern Brazil and a key to species of Hymenochaetaceae reported from mangroves are provided.
The authors acknowledge Dr Tatiana B. Gibertoni (UFPE, Recife, Brazil), who organized a short course during the 5th Brazilian Mycology Congress, where the authors examined materials and discussed taxonomic problems. Dr David Bousfield is thanked for his help with the English review and Luis Adriano Raposo for providing expertise in digital art. The Brazilian authors also thank CNPq for financial support and fellowships, as well for FAPESC grants.