Table II.

Plant growth and Cu concentrations in the plant samples

The values are means ± se of three to 10 plants. –, Not determined.

Sample	Cu in the EXAFS Samples, n = No. of Plants Used for EXAFS	Plant Fresh Weight after 8 Weeks of Growth, n = No. of Plants Used for Fresh Weight	Plant Fresh Weight after 4 Months of Growth, n = No. of Plants Used for Fresh Weight
	mg kg−1 dry wt	g	g
T. caerulescens, 0.1 μm Cu2+	–	5.31 ± 1.60, n = 4	54.7 ± 4.6, n = 6
T. caerulescens, 10 μm Cu2+, resistant individuals	42.7 ± 8.1, n = 5	–	6.33 ± 1.31, n = 3
T. caerulescens, 10 μm Cu2+, sensitive individuals	34.4 ± 3.8, n = 8	0.043 ± 0.041, n = 4	2.08 ± 0.17, n = 10
T. fendleri, 0.1 μm Cu2+	–	2.66 ± 1.06, n = 4	–
T. fendleri, 10 μm Cu2+	–	0.04 ± 0.042, n = 4	–