Contribution to the lichenized and lichenicolous fungi in Bulgaria. I

Records of 46 lichen species and 5 species of lichenicolous fungi in Bulgaria are presented, of which 13, Agonimia tristicula, Candelariella lutella, C. plumbea, Intralichen christiansenii, Lichenostigma elongata, Lichinella nigritella, Marchandiomyces corallinus, Muellerella pygmaea var. athallina, Rinodina pityrea, Sarcopyrenia gibba var. geisleri, Scoliciosporum sarothamni, Staurothele ambrosiana, and Xanthoria nowakii are new to Bulgaria and several others are new to the Rhodopes and Black Sea coast