Ilex lactone

The family includes 440 species distributed all over the world with centres in China (112 species) and Brasil (75 species). Ilex aquifoliutn is the most abundand species in Central Europe where it may be found in forests, but it is also very popular as ornamental plant in houses and gardens. The poisonous parts are the berries, and to a lesser extent also the leaves they contain ursolic acid, uvaol, jt-amyrin, and a bisnor-monoterpene. Ilex-lactone (12), as well as 27-p-cumaroxy-ursolic acid (13). The South American Ilex paraguariensis contains also coffein and theobromin, and is therefore used as tea. 

Thomas Ilex aquifolium Aquifoliaceae (holly) la (wrong structure) lactone (-lide) only... 

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