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Human uses of plants include both practical uses, such as for food, clothing, and medicine, and symbolic uses, such as in art, mythology and literature. Materials derived from plants are collectively called plant products .
The maguey was cultivated by the Aztecs for its numerous uses including construction, fibre, hedging and production of the sacred drink pulque. [1] This article contains a list of useful plants, meaning a plant that has been or can be co-opted by humans to fulfill a particular need. Rather than listing all plants on one page, this page instead ...
Scholars have traditionally divided uses of animals, [1] plants, [2] and other living things into two categories: practical use for food [3] and other resources; and symbolic use such as in art [4] and religion. [5]
The plant has been used for centuries in the South Pacific to make a ceremonial drink with sedative and anesthetic properties, with potential for causing liver injury. [117] Piscidia erythrina / Piscidia piscipula: Jamaica dogwood: The plant is used in traditional medicine for the treatment of insomnia and anxiety, despite serious safety ...
The Royal Botanic Gardens, Kew more conservatively estimated in 2016 that 17,810 plant species have a medicinal use, out of some 30,000 plants for which a use of any kind is documented. [ 50 ] In modern medicine, around a quarter [ a ] of the drugs prescribed to patients are derived from medicinal plants, and they are rigorously tested.
Vascular land plants make lignin, a polymer used to strengthen the secondary cell walls of xylem tracheids and vessels to keep them from collapsing when a plant sucks water through them under water stress. Lignin is also used in other cell types like sclerenchyma fibres that provide structural support for a plant and is a major constituent of wood.
Ethnobotany simply means investigating plants used by primitive societies in various parts of the world. [7] Since Schultes' time, ethnobotany has evolved from primarily documenting traditional plant knowledge to applying this information in modern contexts, particularly in pharmaceutical development. [8]
Plant nutrition is the study of the chemical elements and compounds necessary for plant growth and reproduction, plant metabolism and their external supply. In its absence the plant is unable to complete a normal life cycle, or that the element is part of some essential plant constituent or metabolite .