La vegetazione dell’Alpe di Catenaia (Arezzo, Toscana) ed i suoi aspetti di interesse botanico-conservazionistico.

The vegetation of the Alpe di Catenaia (Arezzo, Tuscany) and its botanical conservation aspects – A vegetation survey of grasslands, shrublands and woods of the Alpe di Catenaia Massif was carried out by means of phytosociolocical relevés and of literature data analyses. The survey led to the recognition of several vegetation types: montane acidophilous, semimesophilous and mesophilous grasslands; different types of shrublands; eutrophic, mesoigrophilous and subacidophilous beech communities; chestnut woods; woods with Quercus cerris, Q. pubescens and Ostrya carpinifolia of different types. A vegetation map is reported. Finally we point out to the high naturalistic value of this area by listing floristic species and vegetation habitats of conservation relevance.