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Senegalia catechu, previously known as Acacia catechu, is a deciduous, thorny tree which grows up to in height. The plant is called kachu in Malay; the Malay name was Latinized to "catechu" in Linnaean taxonomy, as the species from which the extracts catechu and catechu are derived.http://www.yourdictionary.com/catechu Derivation of word from Malay Other common names for it include kher, catechu, cachou, cutchtree, black cutch, and black catechu.
Senegalia catechu is native to South Asia and Southeast Asia, including the Indian subcontinent, Myanmar, Cambodia and China (Yunnan).
Through derivatives of the in its extracts, the species has lent its name to the important , and of chemistry and biology.
Uses
Food
The tree's seeds are a good source of protein. Kattha (catechu), an extract of its heartwood, gives a characteristic flavor and red color to paan, a traditional Indian and Southeast Asian method for chewing betel leaf ( Piper betle) with areca nut and slaked lime paste.
Fodder
Branches of the tree are quite often cut for goat fodder and are sometimes fed to cattle.
Last updated on February 9, 2018, 13:20
Folk medicine
The Wood, bark, and wood extract (called catechu) are used in traditional medicine. The concentrated aqueous extract, known as khayer gum or cutch, is astringent.British Pharmacopoeia, Department of Health, British Pharmacopoeia Commission, London. The Stationery Office, (1999)
Wood
The tree is often planted for use as firewood and charcoal and its wood is highly valued for furniture and tools. The wood has a density of about 0.88 g/cm3. FAO Appendix 1
Other uses
Its heartwood extract is used in dyeing and leather tanning, as a preservative for , and as a viscosity regulator for oil drilling. Its flowers are a good source of nectar and pollen for bees.
Cultivation
The tree can be propagated by planting its seeds, which are soaked in hot water first. After about six months in a nursery, the seedlings can be planted in the field.
See also
External links
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