Comparative Study of Heavy Metals in Soil and Selected Medicinal Plants

Table 1

Level of heavy metals (mg/kg) in medicinal plants and soil samples of spot-1.

Plant Name	Sample	Fe	Cu	Mn	Ni	Cr	Zn	Cd	Pb
Capparis spinosa	Soil	274.37±0.11	6.04±0.22	134.79±0.01	5.27±0.01	3.07±0.02	17.81±0.23	0.15±0.09	16.57±0.11
	Leaves	50.30±0.01	15.41±0.07	8.07±0.01	1.68±0.05	1.23±0.01	26.73±0.13	0.10±0.07	4.75±0.01
	Stem	35.80±0.21	6.20±0.06	22.02±0.16	0.70±0.05	2.70±0.01	26.08±0.11	BDL	5.41±0.06
	Root	38.69±0.04	4.93±0.01	23.21±0.01	0.81±0.16	3.00±0.02	10.59±0.02	0.05±0.01	5.42±0.08
Peganum harmala	Soil	341.90±0.07	71.89±0.03	159.91±0.03	22.74±0.12	4.04±0.01	69.35±0.29	0.45±0.01	12.00±0.05
	Leaves	48.11±0.03	7.94±0.20	18.65±0.03	1.99±0.04	1.00±0.15	21.99±0.05	0.09±0.04	4.97±0.02
	Stem	53.07±0.01	8.39±0.07	21.99±0.09	2.00±0.03	1.96±0.13	30.76±0.14	0.15±0.05	5.14±0.01
	Root	56.87±0.03	17.67±0.02	84.73±0.09	6.23±0.15	2.89±0.11	71.08±0.50	0.19±0.02	9.68±0.07
Rhazya stricta	Soil	285.34±0.04	12.52±0.12	229.56±0.06	21.99±0.04	32.53±0.05	50.99±0.30	1.99±0.90	8.00±0.04
	Leaves	51.38±0.01	9.98±0.06	12.75±0.03	5.86±0.02	9.61±0.07	32.72±0.01	1.26±0.00	2.91±0.01
	Stem	43.62±0.23	6.85±0.01	11.87±0.13	5.04±0.07	7.96±0.01	27.81±0.16	1.12±0.00	2.73±0.01
	Root	74.93±0.17	10.78±0.02	13.63±0.02	6.21±0.01	9.08±0.04	33.77±0.05	1.93±0.04	4.76±0.07
Tamarix articulate	Soil	324.76±0.05	10.77±0.07	247.62±0.08	23.53±0.03	31.98±0.03	55.66±0.07	1.72±0.03	4.53±0.02
	Leaves	42.05±0.03	5.74±0.03	10.11±0.02	7.00±0.05	5.69±0.02	22.03±0.18	0.03±0.02	1.82±0.04
	Stem	53.00±0.15	8.01±0.03	12.07±0.01	10.21±0.06	7.37±0.03	30.41±0.08	1.09±0.01	2.61±0.13
	Root	79.6±0.11	5.64±0.08	15.88±0.01	11.59±0.02	4.22±0.02	34.75±0.03	1.58±0.02	3.99±0.03

Values are mean ± standard deviation, BDL: below detection limit.