Phylogram tree based on ITS and 5.8S sequence data indicated that P.lobata and P.thomsonii was closely related, while the genetic distance between P.montana and P.lobata was long.

• 根据ITS序列特征构建的系统树,不同产地的野葛首先聚类,然后与粉葛聚在一起,山葛最后聚类。