Taxus sumatrana belongs to the Taxaceae family and the Gymnospermae sub- division. In Indonesia, this plant is known as the cemara Sumatera, tampinur batu and kayu taji. This plant has been known as a plant that contains anticancer and antioxidant compounds. This study aims to isolate and characterize secondary metabolite compounds from ethyl acetate extract of T. sumatrana leaves and test toxi…