Medicinal Plants of Bangladesh
Medicinal Plants Database of Bangladesh includes the authentic Taxonomic Information, Vernacular/Bangla Name, Tribal and English Name, Family, Description and Photograph of the Plants, Chemical Constituents, Uses and Distribution of the species in Bangladesh. MPBD also contain dictionary of Botanical and Pharmacological terms.
Bengali/vernacular name: Raktakanchan, Tulla, Kanchan.
English name: Budhist bauhinia, Mountain Ebony, Orchid tree.
Description of the plant:
A small to medium-sized deciduous tree. Leaves as broad as or rather broader than long, deeply cordate, 2-lobed. Flowers large fragrant, in short axillary or terminal, few-flowered, grey-pubscent corymbs; petals 4-5 cm long, obovate, clawed, much exerted, white, beautifully variegated with red and yellow, sometimes pure white. Pods 15-30 cm long, hard, flat.
The bark is alterative, laxative, anthelmintic, tonic to the liver and astringent to the bowels; cures biliousness, leprosy, dysmenorrhoea, menorrhagia, tubercular glands, asthma, wounds and ulcers; used in strangury, thirst and burning sensation, as a gargle in stomatitis. Decoction of root bark is used for lessening fatness and against tumours. The flowers are cooling, astringent and galactagogue; cures bronchitis, consumption, biliousness and headache; with sugar it is a gentle laxative.
The buds are acrid, astringent to the bowels, styptic in haematuria and menorrhagia; used in piles, cough, eye diseases and liver complaints. Dried buds are used in piles, diarrhoea, dysentery and worms. Decoction of roots is given in dyspepsia and flatulency.
Water soluble portion of alcoholic extract of the plant is preventive against goiter in rats. Extracts of buds, flowers and bark is antibacterial (Asolkar et al., 1992).
Quercitroside, isoquercitroside and rutoside have been isolated from plant. Seeds contain myricetol glycosides. Flowers contain kaempferol glycosdes, and stem contains 5,7-dihydroxyflavanone-4′-O-α-L-rhamnopyranosyl-ß-D-glucopyranoside (Rastogi & Mehrotra, 1993).
Commonly planted as an ornamental plant.