Mescaline the skills necessary to handle them safely. Special regulations restricting their availability, possession, storage or use may apply." The peyote cacti and other mescaline-containing plants such as San Pedro are illegal in Western Australia, Queensland, and the Northern Territory, whilst in other states such as Tasmania, Victoria and New South Wales, they are legal for ornamental and gardening purposes. In Canada, France, The Netherlands and Germany, mescaline in raw form and dried mescaline-containing cacti are considered an illegal drug. However, anyone may grow and use peyote, or "Lophophora williamsii", as well as "Echinopsis pachanoi" and "Echinopsis peruviana" without restriction, as
Glossary of leaf morphology be simple, with a single leaf blade, or compound, with several leaflets. In flowering plants, as well as the blade of the leaf, there may be a petiole and stipules; compound leaves may have a rachis supporting the leaflets. Leaf structure is described by several terms that include: Being one of the more visible features, leaf shape is commonly used for plant identification. Similar terms are used for other plant parts, such as petals, tepals, and bracts. Leaf margins (edges) are frequently used in visual plant identification because they are usually consistent within a species or group of species, and