What is Yun County fern? Authentic Yunnan Yunxian specialty: Yunxian fern
Content summary:Do you want to know what Yunxian fern is? This article is a detailed introduction to the Yunnan Yunxian specialty - Yunxian fern. It was compiled and edited by the editorial team of China Specialty Network, who reviewed and collected relevant information on Yunxian fern. The full text takes about 5 minutes to read, mainly including the basic introduction of Yunxian fern.
Basic introduction of Yunxian fern
Pteridium, also known as dragon claw vegetable and Ruyi vegetable, is commonly known as fern fern when people grow up. It belongs to the family Pteridiaceae and prefers to grow in shallow mountain areas. It is mostly distributed in sparse coniferous and broad-leaved mixed forests.
Generally, ferns can grow up to 10-100 centimeters tall, with long and transverse roots and fine black brown hairs. In early spring, the newly formed leaves are curled up in a triangular shape. The stem leaves are fresh and tender, covered with white fluff, and this is the best collection period. The petiole is 30-100cm long, the leaf blade is triangular in shape, 60-150cm long and 30-60cm wide, with 2-3 feather like structures. The lower feathers are opposite, and the brown sporangia continuously grow at the edge of the leaf blade, with a double cap.
The fern fern is widely propagated in various mountainous areas of Yun County, with different continuous growth areas at different growth stages.. Due to cultivation and cultivation, only clusters can be seen on the mountaintops. The main types of ferns include ordinary ferns, sweet ferns, large tree ferns (water ferns), and small yellow ferns (not used to eating). Folk songs praise ferns with the tune of "what has seeds but cannot grow out of trees, what does not grow into forests without seeds? Abacus has seeds but cannot grow out of trees, and fern needles have no seeds but grow into forests". According to expert scientific research, fern contains 0.43g of protein, 0.39g of fat, 3.6g of carbohydrates, 0.45g of organic acids, and multiple vitamins per 100g of fresh product. Bracken can be used to make maltose, biscuits, lotus root starch substitutes, and medicinal additives. Regular consumption can treat conditions such as hypertension, dizziness, uterine bleeding, arthritis, and has a preventive effect on measles and influenza. Its performance is sweet, cold, astringent, and non-toxic. Enters the colon and bladder.
The old roots of ferns are thick and rich in starch, hence they are called fern powder or silk powder, which can be used as vermicelli or vermicelli for consumption.
. Its tender seedlings curl like fists, hence it is also known as "fist vegetables".Bracken is a wild vegetable that the people of Yun County have enjoyed eating throughout history.
. When eating, remove the aged roots, blanch in boiling water for 1-2 minutes, soak in clean water for ten minutes to remove astringency, cut off the oil, salt, seasoning, and stir fry the cooked food. Due to its astringent taste, it has the function of converging and treating prolapse.Bracken contains very rich nutritional value: 1. Bracken extract has a certain inhibitory effect on bacteria and can be used for diseases such as persistent fever, intestinal wind and heat toxicity, eczema, and ulcers. It has good effects of clearing heat and detoxifying, sterilizing and clearing inflammation; 2. Some effective ingredients of fern can dilate blood vessels and lower blood pressure; 3. The crude fiber contained can promote gastrointestinal peristalsis and has the effect of promoting bowel movements through lower qi; 4. Bracken can clear the intestines and detoxify. Bracken is commonly used in folk medicine to treat diarrhea, dysentery, and urinary incontinence, and has a certain effect; 5. Bracken can be made into flour skin as a substitute for food to satisfy hunger, which can nourish the spleen and qi, strengthen the body, and enhance disease resistance; In recent years, scientific research has shown that ferns also have certain anti-cancer effects.