Phaeophyscia esslingeri sp. nov. (Physciaceae, lichen-forming Ascomycota) – a new lichen species from Eastern Asia, with a world-wide key to the hairy species of the genus

摘要

Phaeophyscia esslingeri, a new species for science, is described from South Korea, EasternudAsia, compared with closely related taxa and illustrated with photographs. It is similar to Phaeophysciaudhirtella, but diff ers by larger and light grey thallus, wider lobes, apothecia without a corona ofuddark rhizines around the base, shorter cortical hairs, and wider ascospores. Status of the hairy taxaudof the genus Phaeophyscia from Eastern Asia is discussed. A world-wide key to hairy species of theudgenus Phaeophyscia is also included.