title: The African species of Strychnos. II. The alkaloids.
mesh_terms: D000349:Africa; D055598:Chemical Phenomena; D002621:Chemistry; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D008722:Methods; D010936:Plant Extracts / Q000032:analysis; D013331:Strychnine / Q000032:analysis* / Q000145:classification / Q000302:isolation & purification*
chemical_list: D010936:Plant Extracts; D013331:Strychnine