Description:
Perennial herbaceous plant, 40-60 cm. high. Stems cylindrical, much-branched in the upper part. Leaves alternate, toothed, the lower 3-lobed with long petiole, the upper entire, short-petioled. Inflorescence in terminal head; flowers small, lilac, all tubulous. Achene globose, with a coma of hairs.
Flowering period:
August - October.
Distribution:
An introduced species, thriving at an altitude of 1000-1500m.
Parts used:
The rhizomes are collected in November when the lower leaves begin withering. They are stripped of the small roots and sun-dried or heat-dried.
Chemical composition:
The rhizomes contain essential oil 1.5%, atractylol, atractylon; glucoside, inulin, vitamin A, potassium atractylate.
Therapeutic uses:
The rhizome is used in treating various digestive diseases for its peptic, antiulcer, anti-inflammatory and cholagogic activity. It is used in the treatment of gastritis, peptic ulcer, hepatic hypofunction, dyspepsia, vomiting, lientery, chronic enteritis, colic in pregnant women and diaphoretic fever. It is also prescribed as a diuretic, antitussive and hypoglycaemic remedy, useful for the treatment of oedema and diabetes mellitus. The daily dose is 6 to 12g in a decoction, powder or extract.
Source: Medicinal plants in Viet Nam (Institute of Materia Medica - HANOI - WHO/WPRO, 1990, 444 p.)
Perennial herbaceous plant, 40-60 cm. high. Stems cylindrical, much-branched in the upper part. Leaves alternate, toothed, the lower 3-lobed with long petiole, the upper entire, short-petioled. Inflorescence in terminal head; flowers small, lilac, all tubulous. Achene globose, with a coma of hairs.
Flowering period:
August - October.
Distribution:
An introduced species, thriving at an altitude of 1000-1500m.
Parts used:
The rhizomes are collected in November when the lower leaves begin withering. They are stripped of the small roots and sun-dried or heat-dried.
Chemical composition:
The rhizomes contain essential oil 1.5%, atractylol, atractylon; glucoside, inulin, vitamin A, potassium atractylate.
Therapeutic uses:
The rhizome is used in treating various digestive diseases for its peptic, antiulcer, anti-inflammatory and cholagogic activity. It is used in the treatment of gastritis, peptic ulcer, hepatic hypofunction, dyspepsia, vomiting, lientery, chronic enteritis, colic in pregnant women and diaphoretic fever. It is also prescribed as a diuretic, antitussive and hypoglycaemic remedy, useful for the treatment of oedema and diabetes mellitus. The daily dose is 6 to 12g in a decoction, powder or extract.
Source: Medicinal plants in Viet Nam (Institute of Materia Medica - HANOI - WHO/WPRO, 1990, 444 p.)
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