An urban fern refugium: Municipal Ecological Reserve of Avellaneda (Eco Área) (Buenos Aires, Argentina)

The riparian forest is one of the most diverse environments La Plata River plains. It represented by patches humid forests, which are a valuable source ecosystem services and have recreational educational potential. However, has undergone constant modification, worsened private real-estate developments lack government regulation. Among reserves that protect forest, Municipal Ecological Reserve Avellaneda closest to southern limit Autonomous City Buenos Aires. Although there around 300 species wild fauna flora informally registered in area, only few studies published about its biodiversity. In this work, diversity thirteen native exotic ferns core area (Eco Área) reserve characterized, origin also evaluated comparisons made with other nearby protected areas. Eco Área plays an important role as part urban corridor plains constitutes refuge for both ruderal species. present work represents basis future population dynamics colonization strategies ferns.