Dried cotyledons of Cola nitida Schott and Endl. or of other species of Cola, Sterculiaceae. Habit. West Africa; naturalized in West Indies, India, Ceylon. Constit. About 1.5% caffeine; theobromine, kola-red, kolatin; glucoside kolanin; kolazyme; kola-tannin, glucose, gum.
Analeptic.