摘要

Three Pertusaria species are described as new to science from China: Pertusaria laceromarginata Q. Ren has disciform apothecia with lacerate margins and slightly pruinose, pink disc; a K- epihymenium; 1-spored asci and the presence of hypothamnolic acid. Pertusaria montana Q. Ren has disciform apothecia with epruinose or slightly pruinose, pink disc; a K- epihymenium; 1-spored asci and the presence of gyrophoric acid. Pertusaria yulongensis Q. Ren has verruciform apothecia with concave, black apices; a K+ violet epihymenium; 8-spored asci with dominantly biseriate spores and the presence of fumarprotocetraric acid.