Table 3 Amount of the polyphenolic and flavonoid compounds detected in the crude extracts from six indigenous plants.
Compound (at 213 nm) | Amount detected (mg/g crude extracts) | ||||||
|---|---|---|---|---|---|---|---|
G. daltonii | C. orentalis | C. speciosum | A. villosum | A. tatarinowii | P. kesiya | ||
1 | Gallic acid | 32.6 | ND | 10.7 | 14.6 | 11.1 | 19.7 |
2 | Chlorogenic acid | 4.2 | 53.2 | ND | 2.5 | ND | 10.1 |
3 | Catechin | ND | 59.0 | ND | 1.4 | ND | ND |
4 | Epicatechin | ND | 56.6 | ND | 1.4 | ND | ND |
5 | Caffeic acid | ND | ND | ND | ND | ND | 5.0 |
6 | Vanillic acid | ND | 23.1 | ND | ND | 4.6 | ND |
7 | Vanillin | ND | 4.1 | ND | ND | ND | 5.0 |
8 | Coumaric acid | ND | 4.0 | ND | ND | 1.3 | 3.1 |
9 | Ferulic acid | ND | ND | ND | 1.5 | 1.4 | ND |
10 | Quercetin | ND | 114.3 | ND | ND | ND | ND |