polygonum PLEBEIUM R. Br.
| Synonym : | Avicularia indica Didr. Polygonum dryandri Spreng. Polygonum herniarioides Spreng. Polygonum roxburghii Meisn. |
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| Bangla Name : | Chemti Sag, Dubia Sag, Anjaban. |
| English Name : | Alpine Knot-weed. |
| Family : | Polygonaceae |
| Disease : | Pneumonia and bowel. |
| Description : | A small prostrate, diffusely branched herb. Leaves 4-17 mm long, oblong, linear, or obovate, sessile or subsessile, stipules hyaline, short, lacerate to the middle, fimbriate. Flowers minute, pink, axillary, solitary or 2-3 together. |
| Distribution : | Weed of cultivated land, throughout the country. |
| Chemical Constituents : | Flowers contain oleanolic acid, betulinic acid, epi-friedelinol, ?-sitosterol, quercetin-3-arabinoside and quercetin-3-rutinoside (Rastogi & Mehrotra, 1993). |
| Uses : | Powdered herb is used internally in pneumonia. Roots are reported to be used in bowel complaints. |
| Habit : | Herb |