New and noteworthy lichen-forming and lichenicolous fungi

Seventeen taxa new for science, i.e. Absconditella baegasanensis, Caloplaca hallasanensis, C. subconcilians, Fellhanera chejuensis, F. maritima, Lecania coreana, L. rinodinoides, Lichenostigma heterodermiae, Micarea coreana, Phoma heterodermiae, Protoparmeliopsis chejuensis, Roselliniopsis phaeophysciae, Topelia jasonhurii (all from South Korea); Caloplaca dzhankoiensis (from Ukraine); Protoparmeliopsis pseudogyrophoricum (from China); P. taranii (from Russia); and Seirophora blumii (from several Central Asian countries) are described, compared with closely related taxa, and illustrated.Five new combinations are proposed: Caloplaca subscopularis, Protoparmeliopsis crustaceum, P. gyrophoricum, P. mazatzalensis, and P. pinguis.A total of 64 lichen-forming and lichenicolous fungi are reported here as new for South Korea (i.e. Abrothallus microspermus, Amandinea melaxanthella, Arthonia epiphyscia, Arthothelium ruanum, Aspicilia contorta subsp. hoffmanniana, Biatora globulosa, Brigantiaea purpurata, Caloplaca ...