Table 3.

Correlations (R²) established between total phenolics (TotP), non-tannic phenolics (NTP), tannic phenolics (TP), total flavonoids (TotF) and antioxidant capacity (ABTS, DPPH) in leaves and twigs of the examined accessions of Parthenium argentatum harvested at 30 (winter) and 33 months (spring) after transplanting.

	Leaves			Twigs
	ABTS	DPPH	TotP	ABTS	DPPH	TotP
DPPH	0.4791 **			0.8415 ***
TotP	0.4643 **	0.6774 ***		0.8581 ***	0.9174 ***
NTP	0.5918 ***	0.5660 ***	0.6266 ***	0.7620 ***	0.6877 ***	0.6136 ***
TP	0.0034 ns	0.0670 ns	0.2198 *	0.2092 *	0.3128 *	0.4639 **
TotF	0.0151 ns	0.1897 *	0.2444 *	0.4425 **	0.6946 ***	0.5649 ***

ns = not significant; *** p ≤ 0.0001, ** p ≤ 0.001,* p ≤ 0.05.