. 2017 Apr 14;24(16):14091–14103. doi: 10.1007/s11356-017-8944-2

Table 3.

Content of total rare earth elements [mg kg⁻¹ DW] in organs of plant species growing at experimental areas

Plant species	Plant organ	Area 1	Area 2	Area 3	Area 4
A. millefolium	Root	74.4^b ± 1.6	8.89^gh ± 0.39	27.5^ef ± 1.5	31.3^bc ± 1.9
	Stem	32.7^efg ± 2.1	12.7^fgh ± 0.5	29.0^def ± 1.7	14.7^efgh ± 2.3
	Leaf	44.9^cd ± 2.1	36.4^bc ± 2.4	24.4^f ± 2.2	38.2^ab ± 1.1
A. vulgaris	Root	15.9^hi ± 0.7	10.4^fgh ± 0.6	11.1^g ± 0.6	8.60^gh ± 0.70
	Stem	24.7^gh ± 1.0	12.3^fgh ± 1.1	11.8^g ± 3.8	9.60^fgh ± 0.90
	Leaf	37.1^def ± 1.1	23.1^de ± 2.3	35.7^cde ± 3.6	22.9^cde ± 3.1
*T. inodorum*	Root	74.4^b ± 1.6	29.6^cd ± 0.5	71.7^a ± 5.1	22.3^de ± 1.4
	Stem	32.7^efg ± 2.1	22.0^de ± 1.0	24.3^f ± 4.2	18.2^ef ± 0.8
	Leaf	44.9^cd ± 2.1	38.1^b ± 3.5	38.5^bcd ± 1.9	44.5^a ± 6.4
P. rhoeas	Root	52.4^c ± 1.1	17.6^ef ± 0.4	46.7^b ± 1.2	17.9^ef ± 1.5
	Stem	25.3^gh ± 2.5	33.2^bc ± 1.5	19.0^fg ± 1.1	7.20^h ± 1.50
	Leaf	85.3^a ± 8.6	50.6^a ± 6.0	44.5^bc ± 3.7	17.3^efg ± 1.0
T. officinale	Root	10.0ⁱ ± 0.6	5.40^h ± 0.20	36.9^bcde ± 0.8	16.5^efg ± 0.3
	Stem	27.9^fg ± 1.2	15.3^efg ± 0.9	44.6^bc ± 1.5	29.7^bcd ± 1.8
	Leaf	39.1^de ± 3.0	22.0^de ± 1.5	44.0^bc ± 3.6	35.8^ab ± 3.7

n = 4, mean values ± SD; identical letters (a, b, c...) followed by values denote no significant (p = 0.05) difference in columns according to Tukey’s HSD test (ANOVA)