New and noteworthy lichens to Belarus

Records of 20 species of lichens from Belarus are presented. Of these, 12 species (Bacidina egenula, Dimelaena oreina, Jamesiella anastomosans, Psilolechia clavulifera, Rhizocarpon lecanorinum, Rinodina bischoffii, Steinia geophana, Thelidium zwackhii, Thelocarpon intermediellum, Trapeliopsis pseudogranulosa, Vezdaea aestivalis and V. leprosa) are new to Belarus. Biatora ocelliformis and Dermatocarpon miniatum were known only from literature data in the country. New localities for little known in Belarus species such as Cliostomum corrugatum, Cyphelium tigillare, Fellhanera subtilis, Scytinium lichenoides, Schismatomma pericleum and Umbilicaria deusta are provided. Two of these (Scytinium lichenoides and Umbilicaria deusta) are included in the Red Data Book of Belarus. The records are briefly discussed.