The leaf extract of R. tetraphylla in Absolute alcohol
showed MIC of 2.0 mg/ml against all tested bacteria
except X. vesicatoria (4.0 mg/ml). Chloroform leaf extract
showed MIC of 4.0 mg/ml against B. subtilis, E. coli and
X. vesicatoria, whereas MIC of 1.0 and 2.0 mg/ml were
found against P. solanacearum and X. axonopodis pv.
malvacearum, respectively