History of chocolate in Spain In modern Spain, traces of the history of the drink can be seen in the chocolate companies, the chocolate shops and museums. The [Mesoamerican] origin of the cacao tree (to which Linnaeus gave the scientific name Theobroma cacao in 1753) is disputed by modern botanical historians since there are different hypotheses about the region from which it comes. Thus, some theories point to the Amazon region; however, it is estimated that the plant also grew in the wild in other parts of Americas, including the plains of the Orinoco Basin. It is very likely that the Olmecs knew the cacao
Witch's broom Witch's broom Witch's broom or witches' broom is a deformity in a woody plant, typically a tree, where the natural structure of the plant is changed. A dense mass of shoots grows from a single point, with the resulting structure resembling a broom or a bird's nest. It is sometimes caused by pathogens. Witch-broom disease caused by phytoplasmas is economically important in a number of crop plants, including the cocoa tree "Theobroma cacao", jujube ("Ziziphus jujuba") and the timber tree "Melia azedarach". Witch's broom can be caused by cytokinin, a phytohormone, interfering with an auxin-regulated bud. In normal plant function,