Studies on the lichen flora of Şebi̇nkarahisar district (Giresun)

In this study, lichens were studied at 20 localities and a total 153 taxa belonging to 61 genera were determined. 106 lichen taxa were determined fort he first time in Şebinkarahisar district. Besides, 16 lichens (Aspicilia sinopica (Hepp) A. Massal. ex Bagl., Arthonia varians (Davies) Nyl., Caloplaca grimmiae (Nyl.) H. Olivier, Diplotomma epipolium (Ach.) Arnold, Lasallia pustulata (L.) Mérat, Megaspora verrucosa (Ach.) Hafellner & V. Wirth, Phaeophyscia nigricans (Florke) Moberg, Physconia enteroxantha (Nyl.) Poelt, Placidium pilosellum (Breuss) Breuss, Rhizocarpon lavatum (Fr.) Hazsl., Rhizoplaca peltata (Ramond) Leuckert & Poelt, Rimularia insularis Rambold & Hertel, Toninia sedifolia (Scop.) Timdal, Umbilicaria hirsuta (Sw. ex Westr.) Hoffm., U. torrefacta (Lightf.) Schrader ve Xanthoria fulva (Hoffm.) Poelt & Petut.) are new records for Giresun province. Distributions in study area and in Giresun province and substrata of these taxa are given.