ObjectiveThe paper deals with space-time distribution pattern of emodin and chrysophanol content in rhizome, root head,root central,root tip,surplus root in Rumex gmelini.

• 目的研究毛脉酸模根茎、根头部、根中部、根尖部、剩余根的大黄素和大黄酚含量的时空分布规律。