Rutarensin and two new coumarins, edgeworoside B and C, were isolated from the root and stem of Edgeworthia chrysantha (E. papyifera).The structures of edgeworoside B and C were determined as 3-(7-coumarinyloxy)-8-(7-hydroxycoumarin-8-yl)-7-β-D-apiofranos
Two new coumarins, edgeworin and edgeworoside A, were isolated from the root and stem of Edgeworthia chrysantha (E. papyrifera) and their structures determined as 3-(7-coumarinyloxy)-7-hydroxycoumarin and 3-(7-coumarinyloxy)-8-(7-hydroxycoumari-8-yl)-7-α-L-rhamnopyranosyloxycoumarin. - Keywords: Edgeworthia chrysantha; Thymelaeaceae; coumarin; edgeworin; edgeworoside A.