Canadian gorse (Erigeron canadensis); small-petaled canadian
An annual herbaceous plant of the asteraceae (complex-flowered) family. The stem is stiffly hairy, erect, ribbed, 30-100 cm tall, branched in the upper part. Leaves alternate, linear-lanceolate, long pointed, rough; the lower ones are short-petioled, rarely toothed; the upper ones are sessile, entire. Flowers — in small baskets, which form branched apical inflorescences; marginal flowers pistillate, narrowly ligulate, whitish; middle ones are bisexual, tubular, pale yellow. The fruit is an achene. Blooms in July – September.
Distribution . It grows throughout the territory of Ukraine in garbage dumps, fields, gardens, near roads, on railway embankments, in forest strips. Comes from North America.
Raw. Herb (Herba Erigeroni) collected during flowering of the plant is used.
The plant is unofficial .
Chemical composition . The herb contains tannins, flavonoids, choline and essential oil (0.3-0.6%), which includes d-limonene, dipentene, d-a-terpineol.
Pharmacological properties and use . The plant has hemostatic and anti-inflammatory properties and is used for pulmonary, intestinal, hemorrhoidal, uterine and nasal bleeding, inflammation of the bladder and prostate gland, and as an anti-dysenteric agent. The head is washed with an infusion of herbs to strengthen and stimulate hair growth.
Medicinal forms and applications. Internally – herbal infusion (1 tablespoon of dry herb per 200 ml of boiling water, infuse for 15 minutes, strain) 2 tablespoons 5-6 times a day;
herbal infusion (2 tablespoons of dry grass per 200 ml of cold boiled water, infuse for 8 hours, strain) 2-3 tablespoons 3-4 times a day.