Advances in studies on chemical constituents and pharmacological effect of Clemat is L Progress of Research on Genus Clematis in China Studies on lignan constituents of Clematis parviloba Cytology of ten species in Anemone, one in Anemoclema and six in Clematis (Trib. Anemoneae, Ranunculaceae) from China Advance in chemical constituents of genus Clematis ITS sequence analysis of eight medicinal plants in Clematis L. Chemical constituents of Clematis manshurica