As a Supplement to the atlas of the distribution of lichens in Upper Austria (TURK & WITTMANN 1984) and in Salzburg (TÜRK & WITTMANN 1987) rare or new lichens are recorded. New for the flora of Austria are: Chaenothecopsis debilis, Cladonia macrophylla, Hicarea melaeniza and Opegrapha chevallieri. For the first time reported from the province of Upper Austriaare: Acarospora badiofusca, Arthrorhaphis grisea, Caloplaca obscurella< Cladonia ciliata var. Cenuis, Cystocoleus ebeneus, Haematomma ochroleucum var. porphyricum, Lecanora chloropolia, Micarea hedlundii, Hicarea luculata, Muellerella polyspora, Mycoblastus sterilis, Ochrolechia androgyna var. saxorum, Opegrapha gyrocarpa, Opegrapha zonaca, Parmelia panniformis, Ramalina capicaca, Rinodina gennarii, Sarcogyne regularis, Sarea difformis, Staurochele fissa, Stereocaulon nanodes, Thelidium decipiens, Thelidium submethorium, Thelocarpon epibolum, Thelocarpon laureri, Trapelia placodioides, Trapeliopsis pseudogranulosa, and Verrucaria prätermissa. New for the lichen flora of the province of Salzburg are: Chaenotheca hispidula, Cladonia decorticata, Dendriscocaulon umhausense, Hypocenomyce praestabilis, Rinodina iodes, Rinodina polyspora, Thelocarpon laureri and Verrucaria compacta.