Theobromine Theobromine Theobromine, formerly known as xantheose, is a bitter alkaloid of the cacao plant, with the chemical formula CHNO. It is found in chocolate, as well as in a number of other foods, including the leaves of the tea plant, and the kola nut. It is classified as a xanthine alkaloid, others of which include theophylline and caffeine. The compounds differ in that caffeine has an extra methyl group (see under Pharmacology section). Despite its name, the compound contains no bromine—"theobromine" is derived from "Theobroma", the name of the genus of the cacao tree (which itself is made up of
Dresden Botanical Garden unusual "Quercus phellos" as well as "Corydalis nobilis", "Hamamelis", rhododendrons, magnolias, and so forth; a systematic section; an alpine garden collecting a variety of European high mountain plants, including gentian ("Gentiana"), species of saxifrage ("Saxifraga"), "Dianthus caryophyllus", numerous cruciferous plants and primroses; and a garden that contains poisonous, curative, and medicinal plants. The garden also contains five greenhouses of about 1,000 m² total area, containing some 3,000 species, as well as an aquatic greenhouse for "Victoria cruziana" and plants from tropical America including "Ananas comosus", "Tillandsia usneoides", "Theobroma cacao", epiphytic bromeliads, etc. The Great Tropical House (Paläotropis) contains tropical flora