Botany Department, University of British Columbia, Vancouver, B.C., V6T 1W5, Canada
Abstract:
The flavonoids of Leptarrhena pyrolifolia comprise (+)-dihydromyricetin and mono-, di-and triglycosides of kaempferol, quercetin, isorhamnetin and myricetin. This is the first report of a dihydroflavonol in the Saxifragaceae.