... metabolites of B diffusa mainly consisted of flavonoids including flavonols, isoflavones, and rotenones as the major composition aside from the minor component of steroids, triterpenoids, lignans and ... Hz, H-10) and 6.01 (s, H-6) The splitting of signals and coupling constants of protons at δH 8.28, 7.01 and 6.94 demonstrated two ortho-coupled protons of H–1, H–2 and H–3 of the A ring and the ... Boerhaavia scandens[w13] Boerhaavia triquetra[w15] Boerhaavia tetrendra[w14] Boerhaavia wrightii[w16] Figure 1.1 Some species of Boerhaavia genus 1.1 BOERHAAVIA GENUS – GENERIC DESCRIPTION Boerhaavia...