4LiZY(李振宇),WangYZ(王印政)Plants of Gesneriaceae in China. Zhengzhou:Henan Sci-Tec Press, 2005.85.
5Barua AK, Akmimrti PT, Dutta AS, et al. The structure and stereochemistry of barrigenic acid, a new triterpene acid sapogenin from Barringtonia acutangul. Phytochemistry , 1976, 15 : 1780-1781.
6Miyaichi Y,Ohichi M, Yaguchi K, et al. Studies on the constituents of the leaves of Conandron ramondioides. J Nat Med,2006,60 : 159.
7TangCH(唐传核).Plant Bioactive Compounds. Beijing:Chemical Industry Press ,2005.14.
8李振宇，王印政．中国苦苣苔科植物[M]．郑州：河南科学技术出版社：2004．475-476.
9中国科学院昆明植物研究所.云南植物志.第5卷[M].北京:科学出版社,1991:12.
10Prabir K G, Anjan B. 5, 8-dihydroxy-7-methoxyflavone from the immature leaves of Didymocarpus pedicellata [ J ]. Phytochemistry, 1992,31 (5) : 1833.
