Chinese herb Pig Bristle Grass can clear heat, detoxify, and reduce swelling, but it is best not to consume during pregnancy to avoid adverse effects on the normal development of the fetus. Can Pig Bristle Grass treat cold and fever?
Picture of Pig Bristle Grass
【Treatment of cold and fever with Pig Bristle Grass】
60g Dryopteris filix-mas, 30g Centella asiatica, 15g Scutellaria baicalensis, 30g Gypsum. Decoction. Take it three times a day. (From "Common Chinese Herbal Formulas")
Chinese medicine believes that Pig Bristle Grass has the effects of clearing heat, detoxifying, and promoting diuresis. It is mainly used to treat cold and fever, lung heat cough, damp-heat diarrhea, dysentery, urinary tract infection, leucorrhea, breast abscess, swollen lymph nodes, carbuncle, burns, and snake bites.
"Herbal Prescription": "Warm Qi and blood, nourish the lungs, stop coughing, and resolve phlegm. (Treatment of) Qi and blood deficiency caused by overwork and exhaustion, women's blood deficiency."
Pig Bristle Grass has the effects of relieving cough and resolving phlegm, softening masses and dispersing stagnation, nourishing deficiency and stopping cough. It can treat bronchitis, asthma, lung heat cough, hemoptysis, pneumonia, and other conditions.
In addition, it can also treat mastitis, insufficient milk secretion, postpartum bleeding, and postpartum blood stasis. It is used in a dosage of 30g, and it needs to be decocted with water and sweet wine.
【Morphological characteristics of Pig Bristle Grass】
Dryopteris filix-mas is a perennial herbaceous plant, reaching a height of 20-50 cm. It has dense fibrous roots, light brown in color. The rhizome is horizontal, yellow-brown, and covered with light brown scales.
Leaves are clustered; petioles are slender and weak, with scales at the base, purple-black in color, and glossy, about the same length as the leaf blade; leaves are 1-3-pinnate, with 3-pinnate in the lower part.
The middle part is 2-pinnate, and the upper part is 1-pinnate: leaflets are 8-13 pairs, alternate, with petioles, the first pair near the base being the largest, 2-pinnate leaflets have small petioles, and the terminal pinna is about 3-3.5 mm wide.
Most of them are fan-shaped, with a wedge-shaped base and small petioles. The upper edge often has irregular deep lobes, and the lobes have blunt tips. The infertile lobes also have small teeth. The leaves are thin and herbaceous, pale green, smooth on both sides, and the veins are prominent.
The indusium is formed by the edge of the leaflet folding downward. Each leaflet usually has 3-7 indusia, rectangular, brown, with white edges, membranous. The sporangia are round to oblong, slightly curved, stalkless, and the spores are tiny and pale yellow.
Pig Bristle Grass grows in rock crevices near rivers at an altitude of 100-2800m, or near houses and walls. It is distributed in East China, Central South China, Southwest China, Hebei, Shanxi, Shaanxi, Gansu, and other areas.
