Chromatographic isolation of caffeine from Palicourea marcgravii.
Palicourea marcgravii (Rubiacea) is the major toxic plant to cattle in Brazil. We show the presence of the xanthinic alkaloid, caffeine, in this plant's leaves.
D001938:Brazil; D002110:Caffeine / Q000302:isolation & purification*; D002855:Chromatography, Thin Layer; D010947:Plants, Toxic / Q000032:analysis*
D002110:Caffeine