A new flavone C-glucoside: 2 "-O-caffeoylorientin was isolated from the lea
ves of Vitex polygama and identified by spectroscopic methods, together wit
h orientin, iso-orientin, vitexin, isovitexin, luteolin, quercetin, quercet
in 3-O-methylether and p-hydroxybenzoic acid. (C) 1998 Published by Elsevie
r Science Ltd. All rights reserved.