Table 1. Mean bacterial growth inhibition zones in agar well diffusion method treated with 500 mg/mL of plant extracts (mm).
| Plant species | Bacteria |
||||||||||
|
S. aureus |
S. pyogens |
E. coli |
P. aeuruginosa |
P. vulgaris |
|||||||
| Clin | Stand | Clin | Stand | Clin | Stand | Clin | Stand | Clin | Stand | ||
| A. aspera | W | - | - | - | - | - | - | - | - | - | - |
| M | - | - | - | 11 | - | - | - | - | - | - | |
| A. schimperi | W | 11 | 13 | 12 | 14 | 7 | 7 | 9 | 10 | 10 | 12 |
| M | 9 | 14 | 9 | 14 | 7 | 8 | 10 | 10 | 8 | 13 | |
| B. antidysenterica | W | - | - | - | 12 | - | - | - | - | - | - |
| M | 13 | 15 | 9 | 14 | - | 7 | 8 | - | - | ||
| C. macrostachyus | W | - | - | - | - | - | - | - | - | - | - |
| M | - | - | - | 10 | - | - | - | - | - | - | |
| D. stramonium | W | - | - | - | 13 | - | - | - | - | - | - |
| M | - | - | - | 9 | - | - | - | - | - | - | |
| M. ferruginea | W | - | - | - | 8 | - | - | - | - | - | - |
| M | - | 13 | - | - | - | - | - | - | - | - | |
| P. dodecandra | W | - | - | - | 8 | - | - | - | - | - | - |
| M | - | - | 8 | 10 | - | - | 8 | 8 | - | - | |
| S. incanum | W | - | - | - | 10 | - | - | 9 | 8 | - | - |
| M | 8 | - | - | 9 | - | - | - | - | - | - | |
| Amoxicillin | 14 | 18 | 23 | 31 | 23 | 23 | - | - | 17 | 24 | |
| Ciprofloxacin | 16 | 25 | 16 | 28 | 33 | 30 | 33 | 26 | 35 | 32 | |
Clin = clinical isolate, Stand = standard (ATCC) strains, W = water extract, M = methanol extract.