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: Banalu, Chamalu, Suaralu, Ratalu, Pagla Alu.
Tribal name: Vole komra (Tripura), Hu-apy (Khumi), Mo alu (Chakma), Tha maitok (Marma), Thaktoi(Tripura), Chang Foya (Marma), Ta Su Dhui (Marma).
English name: Yam, Potato Yam, Air Potato.
Description of the plant:
A large twinner, tubers variable. Bulbils numerous, irregular in shape, 2.5 cm or more across, warted. Stem twining to the left. Leaves usually alternate, 10-15 cm long, ovate, acuminate, base more or less deeply cordate. Male spikes 5-10 cm long, clustered, axillary or in leafless panicle. Female spikes 1-25 cm long, in axillary clusters of 2-5. Capsules, 1.8-2.2 cm, oblong.
The tubers are tonic, alterative, aphrodisiac, stomachic, expectorant, anthelmintic and astringent to the bowels; used in syphilis, piles, dysentery, diarrhoea, ulcers, bronchitis and asthma; also useful in dyspepsia, urinary discharges and leucoderma. The skin and the juice of tubers are used as vasicatories (Yusuf et al. 2009).
Tuber contains steroidal saponins, diosgenin, bitter and non-bitter terpenes, norditerpene glucosides, diosbulbinoside D & F, a large number of diosbulbins, diterpene lactones, phenanthrenes, dihydrophenanthrene, furanoid nor-diterpenes and d-sorbitol. Bulbils also contain diosgenin (Ghani, 2003).
Forests of Chittagong, Chittagong Hill Tracts and other places of the country.