L1 - Closed termophilous oak woodlands:
50% of its area is endangered by plant invasion. Black locust (Robinia pseudoacacia), and tree of heaven (Ailanthus altissima) are the most important alien species in this habitat.
Botta-Dukát Z. (2008): Invasion of alien species to Hungarian (semi-)natural habitats Acta Botanica Hungarica 50(Suppl.): 219-227. >>> letöltés (139 KB, PDF)