Two new species of Tulostoma (Agaricales, Basidiomycota) from the Neotropics

Tulostoma catimbauense and T. deltaconcavum, both collected from Neotropical region, in the Vale do Catimbau National Park, Brazil, are proposed as new to science. Detailed macro- micromorphological descriptions, including scanning electron microscopy of basidiospores, provided. ITS nrDNA sequence analyses were used investigate phylogenetic position these taxa genus Tulostoma. Discussions about related species carried out.