叶含多种三萜成分,无羁萜酮(friedelin),无羁萜-3β-醇(friedelan-3β-ol),β-粘霉烯醇(glutinol),β-香树脂醇(β-amyrin),蒲公英赛醇(taraxerol),石柯酮(lithocarpolone),石柯二醇(lithocarpdiol),24-亚甲基环木菠萝烷-3β,21-二醇(24-methylenecycloartan-3β,21-diol),根皮甙(phlorizin),对-根皮甙(trilobain),3-羟基根皮甙(3-hydroxyphlorizin),垂石松黄酮甙(trilobatin),3-羟基根皮甙(3-hydroxyphlorzin),垂石松黄酮甙(cernuoxide),阿福豆甙(afzelin),异槲皮甙(isoquercitrin),2″-对香豆酰基紫去英甙(2″-p-coumarlylastragain)。