Table 1: Elemental analysis of U. dioica sampled from two different areas (in mg kg−1 dry mass).

Plant organ investigatedMetals
CaCdCuMgMnNaNiPbZn

Location (unpolluted area) Plačkovica Mountain

U. dioica leaves Plačkovica23281 ± 4<LD*6.73 ± 0.064295 ± 1.329.66 ± 0.0852.33 ± 0.3<LD3.73 ± 0.114.24 ± 0.1
U. dioica leaves Veles37725 ± 57.34 ± 0.0411.3 ± 0.036412.4 ± 2.574.71 ± 0.14138.1 ± 2.72.89 ± 0.04102.2 ± 0.4465.3 ± 0.6

Location (polluted area) Veles

U. dioica stems Plačkovica9245 ± 5<LD*7.16 ± 0.063366 ± 1.415.16 ± 0.0846.43 ± 0.5<LD<LD22.27 ± 0.3
U. dioica stems Veles17816 ± 166.67 ± 0.038.25 ± 0.035036 ± 1.224.63 ± 0.0586.95 ± 0.8<LD24.79 ± 0.2229.5 ± 1.3

LD is limit of detection (0.01 mg kg−1).