Basic Information



Species                       : Bistorta amplexicaulis (D.Don) Greene.

Local Name                :

Synonym                    : Polygonum amplexicaule D.Don.

Family                         : Polygonaceae

Habitat                       : An erect herb.

Sikkim                          : Meadows and stream sides, 3000-4000 m, Changu Lake, Karponang, Thegu.

Out side                      : Bhutan.


Morphological information

Erect herb with thick rhizomes. Stems 30-75, sometimes branches.  Leaves ovate, 6-10(-25) x 3-6 (-13) cm, acuminate, base cordite; petioles of lower leaves up to 15 cm, upper ones sessile, amplexicaul, glabrous; ocrea 1.5-5 cm, brown, membranous, entire. Racemes 207 cm, borne on slender peduncles 3-8 cm, flowers numerous.  Perianth c 6 mm, borne on slender peduncles 3-8 cm, flowers numerous.  Perianth c 6 mm, pink or purple; pedicels 6-8 mm. Stamens not exerted.  Achenes 5-6 mm, brown.

Flowering     :

Fruiting        :

History        :

Parts          :

Status: Low risk.



Used as astringent for diarrhoea, profuse menses, colitis and gingilis, they also possess diuretic, febrifuge, expectorant, haemostatic and antiseptic properties.



1. Grierson, A.J.C and D.G.Long (1983).  Flora of Bhutan including a record of plants from Sikkim (Vol. 1, part 1).  Royal Botanical Garden, Edinburgh. 167.    

2.   Progress Report of the Project "Studies on Medicinal Plants of Sikkim" (1998 -2001).  State Council of Science and Technology for Sikkim.