Table 2 The flavonoid, anthocyanidin and procyanidin contents of petals in sainfoin
Substance | WF (μg/g) | AF (μg/g) | |
|---|---|---|---|
Flavonoids | Kaempferol-3-O-rhamnosylrutinoside | 1107.23 ± 113.71b | 1511.58 ± 128.24a |
Rutin | 295.03 ± 22.35b | 741.71 ± 111.61a | |
Kaempferol-3-O-glucoside-p-courmaric ester | – | 169.33 ± 31.25 | |
Kaempferol-3-O-glucoside-phenylpropanoic ester | 379.73 ± 48.03a | 232.45 ± 21.57b | |
Quercetin-3-O-glucoside | 29.99 ± 2.59b | 476.43 ± 38.78a | |
Quercetin-3-O-rhamnosidel-p-courmaric ester | – | 512.69 ± 42.96 | |
Kaempferol-3-O-rutinoside | 1816.62 ± 56.42b | 3499.48 ± 392.30a | |
Isorhamnetin-3-O-rutinoside | 33.08 ± 2.66b | 145.76 ± 24.06a | |
Kaempferol-3-O-glucoside | 439.76 ± 23.23b | 2053.49 ± 63.21a | |
Kaempferol | – | 12.50 ± 2.38 | |
Anthocyanidins | Delphinidin-3,5-diglucoside | – | 584.81 ± 26.80 |
Petunidin-3,5-diglucoside | – | 3310.82 ± 80.96 | |
Delphinidin-3-rutinoside | – | 8650.70 ± 409.36 | |
Petunidin-rutinoside | – | 918.77 ± 15.99 | |
Malvidin-rutinoside | – | 3121.98 ± 84.71 | |
Procyanidins | (+)- Catechin hydrate | – | 61.87 ± 2.98 |
Proanthocyanidin | 3.30 ± 0.53 | – | |
Total | 41,04.74 ± 177.65b | 26,004.38 ± 1369.67a | |