Latin name: Aesculus hippocastanum L.
This genus has traditionally been treated in the ditypic family Hippocastanaceae along with Billia, but recent phylogenetic analysis of morphological and molecular data has led to this family, along with the Aceraceae Maples and Dipteronia, being included in the soapberry family (Sapindaceae). (source: Wikipedia)
Croatian name: Divlji kesten
English name: Horse Chestnut