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
Orto Botanico di Parma umbellatus", "Caltha palustris", "Cyperus papyrus", "Eichhornia crassipes", "Elodea canadensis", "Iris pseudacorus", "Lemna minor", "Nymphaea alba", "Pistia stratiotes", and "Sagittaria sagittaefolia", as well as mature trees including ginkgo, magnolia, "Pinus nigra subsp. laricio", and "Ulmus campestris". Its glass houses contain a tropical section with "Dracaena fragrans", "Ficus elastica", "F. benjamina", "Monstera deliciosa", "Tamarindus indica", "Theobroma cacao", etc., as well as epiphytes, orchids, and tropical fruits; and a desert house containing a variety of cacti and succulents. Orto Botanico di Parma The Orto Botanico di Parma, also known as the Orto Botanico dell'Università di Parma, is a botanical garden maintained by the