Efficacy and function of Erigeron fasciatus[picture]

Friends who don’t know about the small flying spider [picture] will not understand what its effects and functions are. The small flying spider [picture] is a traditional Chinese medicinal material. Many people only know it in terms of its shape, so it is difficult to understand what benefits the small flying spider [picture] can really bring to people’s health. We need to have a deep understanding of the small flying spider [picture] as a medicinal material.

[Other names] Ragwormwood, fish gall grass, bamboo leaf wormwood, stinky wormwood, small mountain wormwood

[Source] This product is Erigeron canadensis L., a plant of the genus Erigeron in the Asteraceae family. The whole plant or fresh leaves are used as medicine. Harvest in summer and autumn, wash, and use fresh or dry in the sun.

[Original form] 1-2 year old herb, 30-150 cm tall. The stem is green, with longitudinal stripes, and has deciduous hairs, and is branched at the top. Leaves are alternate, base leaves are nearly spoon-shaped, 7-10 cm long, 1-1.5 cm wide, margins are serrated or entire, with ciliate margins; upper leaves are linear or linear-lanceolate. Small flowers bloom in autumn. The head inflorescence is about 5 mm in diameter, stalked, and arranged in a single cyme. The bracts of the involucre are linear, and the outer ligulate flowers are multi-layered, white, and female. The corolla ligules are upright, and the central tubular flowers are white or yellow. The flowers are bisexual. Achenes slightly hairy.

[Habitat distribution] Grown on roadsides, hillsides, and grass; distributed in most parts of my country.

[Chemical composition] The whole plant contains volatile oil, which includes matricaria ester (C ₁₁ H ₁₀ O ₂ ), dehydromatricaria ester, limonene, linalool, etc. The leaves and stems contain diphenyl methane-2-carboxylic acid (C ₁₄ H ₁₂ O ₂ ).

[Pharmacological action] 1. Antibacterial: The decoction of this product has inhibitory effects on Shigella flexneri, Shigella sonnei, Salmonella paratyphi (A, B, C), and Staphylococcus aureus.

【Nature and flavor】 Slightly bitter, spicy, and cool.

【Functions and indications】 Clears away heat and dampness, disperses blood stasis and reduces swelling. Enteritis, dysentery, infectious hepatitis, cholecystitis; used externally to treat psoriasis, bruises, boils, swelling, rheumatism, bone pain, and traumatic bleeding; fresh leaves are mashed into juice to treat otitis media and conjunctivitis.

[Usage and Dosage] 0.5-1 liang; for external use, mash the fresh product and apply it or squeeze the juice to drip.

[Preparation] Anti-dysentery granules: Take 1 kg of Erigeron candidum, pick out impurities, wash, chop, decoct twice in water, boil for 2 hours the first time, and boil for 1.5 hours the second time, combine the boiled liquids, let stand and settle, filter, concentrate into a thick paste, add appropriate amount of sucrose and white dextrin to make granules, dry, and pack into 30 bags (9 grams per bag).

[Additional prescription] 1. Bacterial dysentery, enteritis: Anti-dysentery granules, take 1 packet (9 grams) each time, 3 times a day.

【Excerpt】 National Compendium of Chinese Herbal Medicines

This is all the explanation about the efficacy of Erigeron flavescens [Picture], I hope it will be helpful to you. Although the value of Erigeron canariensis [picture] is very high, we must be cautious when eating it.