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Melaleuca alternifolia is a small tree that can grow to about 7 m (20 ft) with a bushy crown and whitish, papery bark. The leaves are arranged alternately, sometimes scattered or whorled. The leaves are smooth, soft, linear in shape, 10–35 mm (0.4–1 in) long, and 1 mm (0.04 in) wide. They are also rich in oil with the glands prominent ...
Tea tree oil, also known as melaleuca oil, is an essential oil with a fresh, camphoraceous odour and a colour that ranges from pale yellow to nearly colourless and clear. [ 1 ] [ 2 ] It is derived from the leaves of the tea tree, Melaleuca alternifolia , native to southeast Queensland and the northeast coast of New South Wales , Australia.
Melaleuca alternifolia is notable for its essential oil, which has antifungal and antibiotic properties in vitro. [30] [31] Though it is safe for topical applications, [32] tea tree oil is toxic if ingested orally. [30] The oil is produced on a commercial scale and marketed as tea tree oil. [33]
The oil is produced by steam distillation of the M. leucadendra and M. quinquenervia species. A similar essential oil known as tea-tree oil is extracted from the species M. alternifolia, a native of Australia. Melaleuca pollen can be an allergen and tea-tree oil may cause allergic reactions for some people. [5]
The oil is known as 'camellia oil', 'tea seed oil', or 'camellia seed oil'. [2] As of 2016 4,000,000 hectares (9,900,000 acres) of oleifera forest centered on the Yangtze river basin in Hunan , Jiangxi , and Guangxi produces 0.26 million tons of oil.
Melaleuca quinquenervia, commonly known as the broad-leaved paperbark, paper bark tea tree, punk tree or niaouli, is a small- to medium-sized tree of the myrtle family, Myrtaceae. It grows as a spreading tree up to 20 m (70 ft) tall, with its trunk covered by a white, beige and grey thick papery bark.
Melaleuca leucadendra, commonly known as weeping paperbark, long-leaved paperbark or white paperbark is a species of woody plant in the myrtle family Myrtaceae, and is widespread in northern Australia, Southeast Asia, New Guinea and the Torres Strait Islands. It grows as a tree to more than 20 m (70 ft) with a trunk covered with thick, white ...
Melaleuca linariifolia is a plant in the myrtle family Myrtaceae, and is endemic to eastern Australia. It is commonly known as snow-in-summer, narrow-leaved paperbark, flax-leaved paperbark and in the language of the Gadigal people as budjur. A hardy plant, it flowers prolifically in late spring or summer, making it a popular garden shrub or ...