Results of investigations on broad-leaved forest communities in Akmena river valley (Pagramantis Regional Park, south-west of Lithuania) are presented in this paper. The communities belong to the Tilio-Carpinetum betuli Traczyk 1962 association (Cl. Querco-Fagetea Br.-Bl. et Vlieger in Vlieger 1937). Floristic composition, structure and habitats of these communities are described.
Keywords: forest, vegetation, Tilio-Carpinetum betuli, the Akmena river valley, Lithuania.