Aerial parts of Achillea ageratum yielded, in addition to ageratriol 9
-O-acetylageratriol, 1-dehydroageratriol, a 1(10)-epoxygermacra-5,9-di
ol, and its monoacetate, as well as 5,4'-dihydroxy-3,7-dimethoxy-flavo
ne, chrysosplenetin, penduletin, hispidulin and cirsileol. (C) 1997 El
sevier Science Ltd.