Objective: To determine the content of acteoside in tuberous roots and leaves of different cultivars of Rehmannia glutinosa during their different growth periods at genuine producing areas,and investigate the changes in dynamic accumulation. Method: The acteoside contents from tuberous roots and leaves in 85-5,Beijing~(-1),Qinhuai,Jingjiu and Baixuan that were cultivated in 2015 and 2016 at Wenxian county were investigated by HPLC method during different harvest periods. Furthermore,acteoside content was de...