Flavanone glycosides from Bidens gardneri Bak. (Asteraceae)

(A) LC-DAD profile of the extract from Bidens gardneri. It was used to guide the phytochemical isolation procedures. (B) Isolated from Bidens gardneri was (−)-4′-methoxy-7-O-β-d-glucopyranosyl-8,3′-dihydroxyflavanone (8), (−)-7-O-(6″-E-p-coumaroyl)-β-d-glucopyranosyl-8,3′,4′-trihydroxyflavanone (9) and (−)-4′-methoxy-7-O-(6″-acetyl)-β-d-glucopyranosyl-8,3′-dihydroxyflavanone (11).