title: Extractives of Polygala. Part 5. New trioxygenated xanthones of P. arillata.
mesh_terms: D008722:Methods; D010084:Oxidation-Reduction; D010936:Plant Extracts / Q000302:isolation & purification*; D010946:Plants, Medicinal; D014966:Xanthenes / Q000302:isolation & purification*
chemical_list: D010936:Plant Extracts; D014966:Xanthenes