Biology:Oldenlandia umbellata
| Oldenlandia umbellata | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Rubiaceae |
| Genus: | Oldenlandia |
| Species: | O. umbellata
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| Binomial name | |
| Oldenlandia umbellata | |
Oldenlandia umbellata (called chay root or choy root, from its Tamil name, chaaya ver) is a low-growing plant native to India .[1] A colour-fast red dye can be extracted from the root bark of (preferably) a two-year-old plant. Chay root dye was once used with a mordant to impart a red colour to fabrics such as calico, wool, and silk.[2]
It is grown on the Coromandel Coast in India .
Medicinal use
This plant is well known in Siddha Medicine for its styptic property. It is also a drug that can be administered for bronchial asthma, as a decoction of the entire plant, a decoction made from its root and liquorice in the ratio-10:4, or the powdered root is given either with water or honey.
A decoction of the root also is a febrifuge.
References
- ↑ "chay root". thefreedictionary. http://www.thefreedictionary.com/Chay+root. Retrieved 2007-01-15.
- ↑ "The in vitro antibacterial activity of Hedyotis Umbellata - Short Communication". Indian Journal of Pharmacological Sciences. http://www.ijpsonline.com/article.asp?issn=0250-474X;year=2006;volume=68;issue=2;spage=236;epage=238;aulast=Rekha. Retrieved 2007-01-15.
Wikidata ☰ Q7085552 entry
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