The aim of this research was to determine the Cu, Ni, Zn, Cd, and Pb contents in following wild plants: dandelion (Taraxacum officinale Web.), broad-leaved plantain (Plantago major L.), ribwort lanceolata L.) collected from natural environment at three different locations north Republic Srpska, surroundings Banja Luka (two localities) Doboj (one locality). examined species represent edible medi...