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: Sukdarshan, Nagdaun, Nagdal, Bara Kanur.
Tribal Name: Koba rashun (Chakma).
English Name: Poison Bulb.
A very large bulbous herb. Leaves up to 1.5 m long, linear-lanceolate. Flowers white, fragrant, 15-50, in an umbel at the end of a scape, 45-90 cm long; corolla tube 7.5-10 cm long, cylindric, slender; lobes nearly as long as the tube, linear, recurved or revolute. Fruit subglobose, 2.5-5 cm diam.
Leaves and roots are emetic, diaphoretic and purgative and acts as a good substitute for Impecacuanha. Decoction of the leaves is expectorant. Leaves with oil form a useful application for whitlows and other inflamations at the end of toes and fingures, and also as fomentations to inflamed joints and sprains. Juice of the leaves used in earache.
Leaves are supposed to have insect repellent properties. The smoke of the burnt leaves is regarded as poisonous to mosquitoes. Bulb is tonic, laxative, carminative, antipyretic, anthelmintic and expectorant; used in biliousness, strangury, bronchitis, lumbago, anuria and urinary discharges.
Roasted bulb is used as rubefacient in rheumatism. The seeds are purgative, diuretic, emmenagogue and tonic; useful in diseases of the kidney and in furunculosis. Paste prepared from the root is applied to boils by the Chakma in Hill tracts.
Bulb contains methyl linoleate, triterpene alcohols, thridone, phenanthridone, cycloartenol, cyclolaudenol, 4,5-etheno-8,9-methylenedioxy-6-stigmasterol, norcyclolaudenol and the alkaloids, lycorine; haemanthamine, cridnidine, crinamine, N-demethylgalanthamine and hamayne (O-demethl-crinamine). Fruits contain hamayne, and seeds contain lycorine and crinamine. Bark contains sterols and triterpenes (Ghani, 2003).
Cultivated in the gardens.