New lichen species and records from the Chapada dos Guimaraes, Mato Grosso, Brazil

Three species of lichens are described as new from the Chapada dos Guimaraes in Mato Grosso (Brazil): Astrothelium muriconicum Aptroot & M.F.Souza, sp. nov. which is the first species in the core group of the genus, the A. conicum-group, with muriform ascospores; Gassicurtia lopesiana M.F.Souza & Aptroot, sp. nov. which is characterized by red apothecium margins and lichexanthone in the thallus; and G. pruinosa M.F.Souza & Aptroot, sp. nov. which has brown pruinose, UV+ green discs and less red pigmantation. A further 191 species are reported new to the state Mato Grosso, 14 of which are first reports from Brazil.

Automated summary

This passage describes three new species of lichens discovered in the Chapada dos Guimaraes in Mato Grosso, Brazil, as well as 191 additional species reported as new to the state.