(±)-Liquiritigenin is a flavonoid that has been found in P. floribundum and has anticancer activity.1 It is cytotoxic to HL-60, HCT8, and B16 cancer cell lines (IC50s = 22.5, 19.5, and 5 μg/ml, respectively).
|1. Falc•o, M.J., Pouliquem, Y.B., Lima, M.A., et al. Cytotoxic flavonoids from Platymiscium floribundum. J. Nat. Prod. 68(3), 423-426 (2005).