Comparative Study of Heavy Metals in Soil and Selected Medicinal Plants

Table 2

Level of heavy metals (mg/kg) in medicinal plants and soil samples of spot-2.

Plant Name	Sample	Fe	Cu	Mn	Ni	Cr	Zn	Cd	Pb
Capparis spinosa	Soil	282.25±0.09	7.58±0.13	111.04±0.08	3.90±0.17	2.63±0.03	18.70±0.22	0.25±0.01	8.32±0.09
	Leaves	49.94±0.01	6.39±0.06	12.03±0.03	0.88±0.02	2.19±0.07	26.87±0.10	0.07±0.00	5.03±0.01
	Stem	40.50±0.23	5.72±0.01	3.15±0.13	1.01±0.07	2.44±0.01	16.47±0.16	0.07±0.00	5.67±0.01
	Root	51.15±0.17	1.84±0.02	7.96±0.02	0.82±0.10	0.17±0.04	8.37±0.05	BDL	2.54±0.07
Peganum harmala	Soil	245.99±0.06	57.00±0.01	139.79±0.04	7.87±0.01	3.74±0.04	93.19±0.11	0.23±0.00	6.99±0.09
	Leaves	34.07±0.03	7.12±0.03	15.01±0.02	1.00±0.05	0.26±0.02	25.73±0.18	0.03±0.00	3.87±0.04
	Stem	38.99±0.15	11.11±0.03	21.10±0.01	1.24±0.06	0.84±0.03	20.06±0.08	0.05±0.01	3.00±0.13
	Root	51.89±0.11	11.55±0.08	22.99±0.01	2.41±0.02	3.01±0.02	47.71±0.03	0.09±0.00	6.04±0.03
Rhazya stricta	Soil	235.53±0.03	10.03±0.09	218.36±0.03	20.00±0.06	29.18±0.06	47.64±0.00	1.89±0.02	6.16±0.01
	Leaves	37.54±0.01	7.31±0.03	9.92±0.03	5.99±0.01	8.37±0.02	26.89±0.08	1.15±0.01	3.00±0.04
	Stem	33.77±0.02	6.47±0.02	9.71±0.02	4.64±0.07	7.72±0.03	24.00±0.02	1.36±0.00	2.11±0.03
	Root	39.33±0.03	9.83±0.01	8.74±0.01	5.09±0.01	8.15±0.21	28.79±0.04	1.48±0.00	4.02±0.01
Tamarix articulata	Soil	288.08±0.20	10.05±0.04	181.02±0.05	22.97±0.04	30.01±0.04	51.99±0.05	1.05±0.02	2.08±0.06
	Leaves	36.42±0.05	4.98±0.06	10.00±0.06	6.59±0.05	5.19±0.05	27.00±0.01	0.08±0.01	1.09±0.04
	Stem	63.01±0.01	7.00±0.03	10.71±0.03	9.00±0.01	7.09±0.01	29.38±0.02	0.12±0.00	2.10±0.03
	Root	72.87±0.02	9.51±0.03	15.24±0.03	14.73±0.02	7.83±0.02	32.58±0.05	1.06±0.01	2.81±0.01

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