Table 5.
Concentration of phenolic compounds (expressed as µg/g dw) according to the organs (roots or leaves) and extraction methodology (methanol–water extract or water extract).
| Methanol–Water Extract | Water Extract | |||
|---|---|---|---|---|
| Leaf | Root | Leaf | Root | |
| Gallic acid | 63.03 ± 0.02 b | 30.27 ± 2.63 c | 205.55 ± 2.42 a | 60.61 ± 2.08 b |
| Rutin | 80.73 ± 0.26 a | ND | 85.37 ± 9.87 a | ND |
| Catechin | 91.77 ± 0.75 b | 17.02 ± 9.31 c | 113.95 ± 2.49 a | 27.27 ± 1.71 c |
| Myricetin | 83.23 ± 1.30 b | 1.75 ± 2.42 c | 140.17 ± 1.83 a | ND |
| Quercetin | 263.24 ± 3.57 a | 1.66 ± 2.32 c | 158.76 ± 1.74 b | ND |
| Naringenin | 1.23 ± 0.07 a | ND | 0.86 ± 0.74 a | ND |
ANOVA, analysis of variance; a–c post hoc: Tukey HSD test. Different letters in the same row indicate statistically significant differences; p < 0.05; ND: not detected.