The plant and soil samples used in this study were collected
from a known metal-contaminated site located in a square (N
34º 57' 16" and E 48º 8' 26", N 34º 56' 14" and E 48º 8' 22", N
34º 55' 58" and E 48º 11' 34" and N 34º 54' 53" and E 48º 10'
25") in the surrounding area of Hame Kasi mine of northwest
Hamadan province in Iran.