Studies on chemical constituents of Syringa pubescens (Ⅰ) Studies on chemical constituents of aqueous extract of Lonicera japonica flower buds A new secoiridoid glycoside from Picrorhiza scrophulariiflora A new secoiridoid glucoside in fruits of Ligustrum lucidum Glycosides from Swertia erythrosticta The Secoiridoides Isolated from Swertia nervosa(G. Don)Wall. ex C. B. Clarke Studies on Some Glycosides from Olea yunnanensis Hand. -Mazz Glycoside constituents from Swertia franchetia na A new secoiridoid glucoside in fruits of Ligustrum lucidum Secoiridoid glycosides from Flos Lonicerae Chemical constituents of Swertia hispidicalyx Quantitative analysis of two major secoiridoid glucosides in fruits of Ligustrum lucidum