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.
Synonyms: A. comosus Merr.
Bengali/Vernacular Name: Anaras.
English Name: Ananas, Pineapple.
A tufted, stemless herb. Leaves linear-lanceolate, 1-1.5 m long, the margins sharply spiny-toothed, green, those subtending the inflorescence red, much reduced. Inflorescence a dense, capitate, spiral, ovoid head, 6-8 cm long, much enlarged in fruit. Mature fruit up to 20 cm long.
The fresh leaf juice is regarded as a powerful anthelmintic, abortifacient and emmenagogue. The unripe fruit is abortifacient, antiscorbutic, digestive, good for influenza; contains digestive enzyme ‘Bromelin’. Juice of the ripe fruit is diuretic, diaphoretic and aperient. In Cambodia, the fruits and roots are considered diuretic; given in blenorrhagia and renal lithiasis.
EtOH extract of the plant is spasmolytic; alcoholic extract is anthelmintic in vivo and in vitro against Aacardia galli. Juice as well as alcoholic and aquous extracts of unripe fruits showed antifertility activity in female albino rats (Asolkar et al., 1992).
Leaves and unripe fruits contain sterols and triterpenes, ergosterol peroxide, stigmastene-diol, ß-sitosterol, campesterol, stigmasterol and campestanol. Leaves and crown of fruits contain 5-hydroxytryptamine and a steroid triterpene. Stems contain a proteolytic enzyme bromelin, starch, a trihydroxy terpenoid carboxylic acid, ananasic acid and glyceryl esters of caffeic and coumaric acids. Fruit also contains polyphenols, phenolic acids, ascorbic and other fruit acids, vitamins A and C and volatile flavouring constituents (Ghani, 2003).
Cultivated all over Bangladesh.