The lichen genus Schistophoron Stirt. (Ascomycetes, Graphidaceae) in Brazil with a world key to the species

The genus Schistophoron Stirt. is reported for the first time from Brazil, based on collections from Mato Grosso do Sul State. Two species, S. indicum Kr.P.Singh & Swarnalatha, and S. tenue Stirt., were found, both of which are described and illustrated. In addition, a brief characterization of the other know species, with their geographic distribution, a comparative table and a world key are provided to ­facilitate their identification.