title: [Studies on the chemical principles of Salvia trijuga Diels (Labiatae)].
mesh_terms: D002681:China; D010618:Phenanthrolines / Q000302:isolation & purification*; D010946:Plants, Medicinal / Q000032:analysis* / Q000166:cytology
chemical_list: D010618:Phenanthrolines; C036553:hydroxymethylenetanshinquinone