Diversity of epiphytic lichens and allied fungi on Pinus heldreichii and P. peuce in Bulgaria

The study presents all available information for epiphytic lichens and allied fungi on Pinus heldreichii and P. peuce in Bulgaria. The trees are respectively, subendemic and endemic for the Balkan Peninsula. Comments on distribution and diversity of species are provided. A total of 78 species are reported. Two lichen species are reported for the first time from Bulgaria, Blastenia monticola and Hypogymnia laminisorediata. Lecanora cadubriae is confirmed from Bulgaria. The following species are reported for the first time for the Pirin Mountains: Cladonia glauca, Lepraria elobata, Melanelixia glabratula, Micarea prasina, Nephromopsis chlorophylla, Strangospora moriformis, while Lichenoconium erodens is new for the Vitosha region and L. lecanorae for the Rila Mountains.