Table 1.
Free radical scavenging activities of various herbal flowers and their polyphenolic contents and flavonoid contents a
| Plant names | FRSA (%) | PC (mg CE/g) | FC (mg CE/g) | ||
|---|---|---|---|---|---|
| DPPH • | .OH | O
|
|||
| Chrysanthemum indicum L. | 14.125 ± 0.313 | 54.450 ± 1.539 | 18.538 ± 0.413 | 13.043 ± 0.315 | 44.629 ± 0.921 |
| Chrysanthemum morifolium Ramat | 11.970 ± 0.296 | 33.513 ± 0.844 | 0.431 ± 0.116 | 5.974 ± 0.148 | 10.837 ± 0.336 |
| Dianthus carryophylus L. | 13.528 ± 0.651 | 43.488 ± 1.610 | 5.058 ± 1.152 | 6.835 ± 0.449 | 53.248 ± 0.091 |
| Hibiscus sabdariffa Linn. | 18.916 ± 0.732 | 93.220 ± 0.346 | 21.723 ± 1.325 | 8.296 ± 0.293 | 24.469 ± 0.444 |
| Jasminum sambac (L.) Ait. | 13.047 ± 0.576 | 78.375 ± 0.656 | 0.405 ± 0.268 | 10.174 ± 0.230 | 54.357 ± 0.319 |
| Lavandula angustifolia Mill. | 47.213 ± 0.373 | 67.055 ± 1.685 | 40.290 ± 2.033 | 20.426 ± 0.499 | 27.392 ± 1.421 |
| Lilium longiflorum Thumb. | 13.987 ± 0.363 | 84.737 ± 0.235 | 15.124 ± 0.774 | 1.070 ± 0.148 | 22.123 ± 0.168 |
| Lonicera japonica Thunb. | 50.789 ± 1.307 | 60.842 ± 1.584 | 42.277 ± 0.704 | 32.113 ± 1.126 | 34.112 ± 0.543 |
| Matthiola incana (L.) R. Br. | 19.284 ± 0.304 | 78.973 ± 1.438 | 1.802 ± 0.989 | 7.069 ± 0.148 | 36.672 ± 0.277 |
| Osmanthus fragrans (Thunb.) Lour. | 54.963 ± 0.596 | 52.210 ± 0.695 | 58.420 ± 0.842 | 47.452 ± 1.855 | 20.373 ± 0.241 |
| Paeonia lactiflora Pall. | 93.739 ± 0.424 | 85.872 ± 0.873 | 55.818 ± 1.518 | 87.938 ± 1.187 | 28.757 ± 0.419 |
| Paeonia suffruticosa Andr. | 94.221 ± 0.102 | 89.307 ± 0.803 | 52.142 ± 1.374 | 96.208 ± 0.689 | 38.933 ± 0.770 |
| Panax ginseng C. A. Mey | 9.791 ± 0.098 | 58.124 ± 1.453 | 5.624 ± 1.990 | 6.652 ± 0.169 | 16.853 ± 0.348 |
| Panax notoginseng (Burk.) F. H. Chen | 8.119 ± 0.564 | 66.308 ± 1.136 | 7.724 ± 1.940 | 1.200 ± 0.037 | 11.115 ± 0.109 |
| Papaver rhoeas L. | 17.037 ± 0.155 | 39.337 ± 1.248 | 14.824 ± 1.272 | 4.878 ± 0.369 | 47.680 ± 1.029 |
| Prunus persica (L.) Batsch | 35.999 ± 0.827 | 60.335 ± 1.262 | 27.926 ± 1.736 | 20.713 ± 0.718 | 60.139 ± 0.884 |
| Rosa rugosa Thunb. | 94.244 ± 0.163 | 88.560 ± 0.277 | 57.321 ± 0.608 | 92.164 ± 0.799 | 77.312 ± 0.732 |
| Tagetes erecta L. | 17.150 ± 0.813 | 48.059 ± 0.680 | 19.847 ± 1.246 | 14.139 ± 0.369 | 42.453 ± 0.845 |
| Trollius chinensis Bunge | 66.152 ± 0.952 | 78.554 ± 1.176 | 38.884 ± 0.376 | 18.626 ± 0.293 | 83.797 ± 0.884 |
| Black tea P.E. Camellia sinensis | 85.322 ± 1.019 | 92.204 ± 0.253 | 48.139 ± 0.534 | 60.704 ± 1.233 | 60.288 ± 1.694 |
| Green tea P.E. Camellia sinensis | 93.191 ± 0.815 | 78.047 ± 1.847 | 59.169 ± 1.571 | 88.356 ± 1.489 | 26.667 ± 0.732 |
aFRSA = Free radical scavenging activity, PC = Polyphenolic content, FC = Flavonoid content. The mean values were obtained from triplicate experiments, the concentration of extracts were 1 mg/ml.