Five new lignan glycosides, (8R*,7' S*,8' R*)-5,5'-dimethoxy-7-oxolariciresinol 9'-O-beta-D-xylopyranoside (1), (7S,8R)-dihydrodehydrodiconiferyl alcohol 9-O-beta-D-apiofuranosyl-(1-->6)-O-beta-D-glucopyranoside (2), (7S*,8R*,7' S*,8' R*)-4,4'-dimethoxyhuazhongilexin 9-O-beta-D-xylopyranoside (4),
I have an opportunity to have co-operative studies with Chinese group of Kunming Institute of Botany. Since then, I have investigated the chemical constituents of a number of Chinese plants of Araliaceae, Umbelliferae, Labiatae, Cucurbitaceae and other families. This review describes the structural