Epiphytic lichen and moss vegetation along an altitude gradient on Mount Aenos (Kefallinia, Greece)

lnst. of Botany & Botanical Garden, Dept. of Chorology & Vegetation Science, Rennweg 14, Α-1030 Vienna, Austria; present address: Dept. of Botany, Univ. of Stellenbosch, Private Bag XI, 7602 Stellenbosch, South Africa; present e-mail: A950078Qunet.univie.ac.at 2 Dept. of Geobotany, Inst. of Botany, Slovak Academy of Sciences, Sienkiewiczova 1, SK-84223 Bratislava, Slovakia 3 Division of Botany, Dept. of Biology, Univ. of Athens, GR-15784 Athens, Greece *Dept. of Systematics & Evolutionary Biology, Inst. of Botany, Univ. of Vienna, Rennweg 4, A-1030 Vienna, Austria 5 Dept. of Plant Systematics, Inst. of Botany, Slovak Academy of Sciences, Dubravska cesta 14, SK-84223 Bratislava, Slovakia