Epiphytic lichens of woodland habitats in the lower Ticino river valley and in the “Bosco Siro Negri” Integral Nature State Reserve (NW Italy)

Epiphytic lichens were surveyed in the “Bosco Siro Negri” Integral Nature State Reserve (province of Pavia, Lombardy, NW Italy), which hosts a well-preserved fragment oak-elm floodplain forest (Natura 2000 Habitat 91F0). The core woodland hosted only four species on tree boles, i.e. Lepraria finkii plus specialists Coenogonium pineti, Diarthonis spadicea, and Opegrapha vermicellifera. An additional eight nitro- photophytic recorded highest twigs canopy. whole Reserve, including neighbouring degraded woodlands poplar plantations, 27 epiphytic lichen taxa. lower Ticino River valley between Vigevano is located, was for an 45 sites, 15 wellpreserved oak-elm/hornbeam (Habitat 91F0), broadleaved with high occurrence black locust plantations. Overall, 32 recorded. Well-preserved had richness, but they not occurring other two habitats. Graphis pulverulenta Lecania cyrtellina are new to Lombardy. Anisomeridium polypori, Lecanora expallens Pseudoschismatomma rufescens reported from Lombardy second time.