6-Methoxyflavonols from Brickellia veronicaefolia (compositae) Roberts, Margaret F. ; Timmermann, Barbara N. ; Mabry, Tom J. Abstract Publication: Phytochemistry Pub Date: January 1980 DOI: 10.1016/0031-9422(80)85028-X Bibcode: 1980PChem..19..127R