DIVERSITY, DISTRIBUTION AND ECOLOGY OF THE DACIAN BEECH FORESTS IN THE ŞUŞARA VALLEY- PART OF THE NERA GORGES BEUŞNIŢA NATIONAL PARK

The examined area, process which started in 2011, is situated along the course of Şuşara, a tributary of the Nera river and is an integral part of the Nera Gorges-Beuşniţa National Park. The wooden vegetation is represented by forests, underwoods and riverside coppices, the forests occupy the largest area. In the Şuşara basin, important areas are occupied by the beech forests belonging to the Phyllitidi – Fagetum Soó 1964 plant community. A new infra-coenotaxon was described: Phyllitidi – Fagetum Soó 1964 rusconetosum hypoglossae nova subass.Several types of analysis concerning the ecological features, the local distribution, the homogeneity (by using the Bray-Curtis dissimilarity index), the floristic composition and the economic importance were performed for this plant community