Family: Polygonaceae

Bengali/Vernacular Name: Takpalong, Chukapalong, Amlabetom.

English Name: Rosy Dock, Dock Sorrel, Bladder Dock.

Description of the plant:
An annual, pale green, glabrous herb, branched from the root, rather fleshy, 15-30 cm high. Leaves 2.5-7.5 cm, elliptic, ovate or oblong, obtuse or acute, base cuneate. Racemes 2.5-3.8 cm, terminal and leaf-opposed. Flowers sometimes 2-nate and connate, valves large, orbicular, 2-lobed at each end, very membranous and reticulate without a marginal nerve. Fruit 1.3 cm diam., white or pink, valves hyaline.

Using information:
The plant is cooling, tonic, analgesic, laxative and stomachic; useful in heart troubles, tumours, constipation, hiccup, flatulence, asthma, bronchitis and piles. Leaf juice is astringent, cooling, aperient and a strong diuretic; relieves toothache, checks nausea and promotes appetite. Fruits are aperient and diuretic; eaten fresh against jaundice, hepatic conditions, constipation and indigestion. Roasted seeds are prescribed in dysentery (Yusuf et al. 2009).

Chemical constituents:
Leaves are rich in ascorbic, citric and tartaric acids. Roots contain rumicin and lapathin, identical with chrysophanic acid. The aerial parts of this and other species of Rumex also contain anthraquinone derivatives and flavonoids like emodin, aloe-emodin, chrysophanol, chrysophanic acid, physcion; isovitexin, iso-orientin, quercetin, kaempferol and luteolin glucosides; chromone and flavone derivatives, tannins, mucilage, calcium oxalate and starch (Ghani, 2003). Cystine, glutamic acid, proline, phenylalanine and histidine have been detected in the protein extract (Rastogi & Mehrotra, 1993).


Cultivated as a vegetable.

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Retutn to Medicinal Plants: Part Q-R