TPC were highest in ethyl acetate extract (147.47  0.33 mg GAE / g extract); TFC were highest in n-hexane extract (132.71  0.14 mg QE / g extract); the antioxidant activity of ethyl acetate extract was strongest with IC50 = 36.36  0.10 μg / mL and n-hexane extract was weakest with IC50 = 416.65  0.18 μg/mL.