European nettle tree.
Celtis australis L.
NOT protected species in Bulgaria.
Deciduous tree high up to 20 m. Flowering March - May.
In the next floristic regions: The Black Sea coast, North-Eastern Bulgaria, Thracian Plane, The Struma Valley and The Rhodopes (east); 0-500 m above sea levels [Delipavlov et al., 2003].
The theory of evolution is a lie!