An Annotated Key to the Lichen Genus Pertusaria in China

Abstract A key to the forty-seven taxa in the lichen genus Pertusaria known and accepted from China is presented. The following five species are reported as new to China: P. carneopallida, P. hemisphaerica, P. monogona, P. plittiana, P. pycnothelia, P. trachythallina, and P. xanthodes. Specimens representative of each taxon are cited. Pertusaria albovelata is synonymized with P. velata. Pertusaria huangshanensis S. Yu & J. Wu ex Q. Ren sp. nov. is described.