The efficacy and role of horsetail[picture]

I believe many people are familiar with the Chinese medicinal material Maweilian [Picture]. As a common Chinese medicinal material, Maweilian [Picture] is rich in nutrients. Let us learn about it in detail.

【Other name】 Horsetail Coptis

[Source] Thalictrum foliolosum DC. and T.cultratum Wall. [T. deciternatum Boiv], both of which belong to the Ranunculaceae family. The roots are used as medicine. In spring and autumn, dig out the roots, cut off the above-ground stems and leaves, wash off the soil, and dry them in the sun.

[Original form] 1. Multi-leaf thrush: perennial herb, the plant is completely hairless. There are horizontal rhizomes underground with many slender roots, all of which are yellow. The stem is 90 to 150 cm tall, with long branches on the upper part. The leaves in the middle of the stem are tripinnate or nearly pinnate; the leaf blade is up to 28 cm long, the leaflets are herbaceous, ovate, broadly ovate or nearly round, 1 to 2.5 cm long, 0.5 to 1.5 cm wide, with unclear 3 shallow lobes, sparse round teeth, and the veins are almost not raised. It blooms from September to October, with a conical inflorescence that is much branched; the pedicels are thin, 0.7 to 1.5 cm long; the flower diameter is about 7 mm; there are 4 sepals, which are petal-like, white or light yellow, caducous, elliptical, 3 to 4.5 mm long; there are no petals; there are many stamens, 6 to 7 mm long, with short tips at the top of the anthers, and the filaments are filiform; there are 4 to 6 carpels, and the stigma is linear with narrow wings. Achenes fusiform, 3 mm long.

[Cultivation] It likes a cool and humid environment and is slightly cold-resistant. It is suitable for cultivation in fertile sandy loam or humus loam. Propagated by seeds and root division. Seedlings are raised between the Spring Equinox and Qingming Festival, sown in rows or broadcast, covered with 2 to 3 fen of soil, and the sowing rate is 1.5 jin per mu. Plant the seedlings when they are about 2 inches tall. Propagated by root division. Around the spring equinox, dig holes and plant with a row spacing of 1.5×1 feet.

【Chemical composition】 The root contains berberine and other bioalkalis.

[Pharmacological action] Antibacterial test: The water decoction of Horsetail has inhibitory effect on diphtheria Corynebacterium, Pneumococcus, Staphylococcus aureus, Proteus and Shigella flexneri.

【Nature and flavor】 Bitter, cold.

【Functions and indications】 Clears away heat and dampness, purges fire and detoxifies. Used for enteritis, dysentery, jaundice, red and swollen eyes.

[Usage and Dosage] 1 to 3 coins; apply externally in appropriate amount, decoct in water and wash the affected area.

[Remarks] 1. Most of the plants called horsetail coptis in various parts of my country are from the genus Thalictrum of the Ranunculaceae family. The important criteria for identifying whether Coptis chinensis can be used as medicine are: the root is yellow, bitter, and chemical analysis shows that it contains a certain amount of berberine. In addition to the above two types, the following are common ones:

【Excerpt】 National Compendium of Chinese Herbal Medicines

[Source] "Compendium of Materia Medica"

The above is an introduction to the effects, functions and edible methods of Horsetail [Picture]. When choosing it, you need to understand how to use it.