The efficacy and function of Yunnan small yin fern

The efficacy and function of Yunnan small yin fern

Speaking of Yunnan small yin fern, many people know that it is a traditional Chinese medicinal material. So do you know the effects and functions of Yunnan small yin fern? How should it be eaten? Let’s find out now.

[Other name] Artemisia affine

[Source] Medicinal material source: the whole herb of Pseudocercidium yunnanensis of the Pteridaceae family.

[Original form] Perennial fern, plant height 20-40cm. The rhizome is short and thick, upright, with a large cluster of slender fleshy roots. The nutrient leaves are 24-35cm long, with petioles 10-18cm long and 3-4mm wide. The stipule-shaped bracts at the base are dark brown, about 2cm long, revealing grayish-white hairs that are distributed upward along the petiole and fall off early. The leaf blades are pentagonal, 14-20cm long, 16-24cm wide, and gradually pointed. The lower part is quadripendulate, and the upper part is tripinnate. There are 6-7 pairs of pinnae, which are open and closely attached to each other. The lower 3 pairs are petioled, and the upper ones are sessile. The base pair is the largest, triangular, 10-15cm long, 6-9cm wide, gradually pointed, and the widest at the base. There are usually many hairs at the same place as the rachis. The lower part is tripinnate and there are two deep pinnae upwards. The veins are obvious. The sporophylls are 8-10 cm long, growing from the axils or slightly higher of a pair of pinnae at the base, thin and slender, with sporangium spikes that are conical, 4-5 cm long, 3-4 cm wide, two to three times pinnate, and covered with pubescence.

[Habitat distribution] Ecological environment: Growing under mixed woods at an altitude of 1000-3000m.

【Nature and flavor】 Sweet; spicy; slightly cold

【Functions and indications】 Clears away heat and detoxifies; relieves cough and asthma. Mainly used for snake and dog bites; mastitis; mumps; pharyngitis; tuberculosis; cough and asthma

[Usage and Dosage] For oral use: decocted in water, 9-15g. For external use: take appropriate amount and mash it for application.

【Excerpt】 Chinese Materia Medica

Through the introduction in the above article, I believe everyone has a certain understanding of the Yunnan small shady fern. The Yunnan small shady fern is very beneficial to human health, and you can try it.

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