1. Alias
Wu Fan, Flat Bamboo, Inch Dry, Golden Twisted Scissors, Scissor Grass, Fan Handle Grass, Mountain Pu Fan.
2. Plant morphology
Perennial herb, 50-120 cm tall. The rhizome runs horizontally and is slightly nodular, with a bright yellow outer skin and numerous fibrous roots. The stem is upright and leaves grow at the lower part. Leaves arranged in two rows, arranged in a nested manner, wide sword shaped, flat, 25-60 cm long and 2-4 cm wide, green, often with white powder, stem hugging at the base, and parallel leaf veins. Umbrella inflorescence with umbrella shaped apex; The basal bracts of the peduncle and small peduncle are membranous; The flowers are orange yellow in color, with a diameter of 3-5 centimeters. The perianth is 6, elliptical in shape, 2-2.5 centimeters long and about 1 centimeter wide, with scattered dark red spots. The inner ring has 3 pieces that are slightly smaller than the outer ring, and the base forms a short tube; Three stamens, attached to the base of the perianth; Ovary lower, 3-chamber, style rod-shaped, apex 3-lobed, covered with short hairs. The capsule is inverted and spherical, measuring 2.5-3.5 centimeters in length, with 3 longitudinal edges. When mature, it splits into 3 petals along the suture line. The seeds are black, nearly spherical, and glossy. The flowering period is from July to September, and the fruiting period is from August to September.
3. Origin distribution
It grows on mountain slopes, dry grasslands, valleys, and beaches, and is also cultivated for ornamental purposes. Widely distributed throughout the country.
4. Harvesting and processing
At the beginning of spring when the plant has just sprouted or at the end of autumn when the stems and leaves wither, dig and remove the roots and sediment, and dry it.
5. Characteristics of medicinal herbs
Irregular nodular shape, measuring 3-10 centimeters in length and 1-2 centimeters in diameter. The surface is yellow brown, brown brown, or black brown, wrinkled, and has dense ring patterns. There are several disc-shaped concave stem scars on top, occasionally with residual stem base; There are residual fine roots and root marks below. Hard texture, yellow cross-section, granular. Qi is subtle, with a bitter and slightly spicy taste.
6. Sexual Taste Returning to the Classics
Cold in nature and bitter in taste. Return to the lung meridian.
7. Effect and Function
Clearing heat and detoxifying, eliminating phlegm, and promoting throat function. Belonging to the subcategory of clearing heat and detoxifying drugs.
8. Clinical application
Take 3-9 grams and decoct in water. Used to treat heat toxicity, phlegm fire stagnation, sore throat, excessive phlegm and saliva, cough and asthma. It has antibacterial, antiviral, and anti-inflammatory effects, which are of great significance for the treatment of viral pharyngitis, especially for the treatment of laryngeal spasms and edema. In addition, when combined with other traditional Chinese medicines, it has a good therapeutic effect on colds, tracheitis, and chronic gastritis.
9. Pharmacological research
Has anti-inflammatory, antipyretic, anti allergic, antimicrobial, expectorant, anticoagulant, promotes saliva secretion, lowers blood pressure, choleretic, diuretic, and enhances the survival and growth of nerve cells.
10. Chemical composition
This product contains irisin, iridoid glycoside A, irisin, syringol ketone, naringin, syringol aldehyde, syringol alcohol A, syringol alcohol B, as well as wild irisin and naringin.
11. Usage taboos
Not recommended for patients with no excess heat, spleen deficiency, loose stools, and pregnant women.
12. Compatibility prescription
① Treatment of pharyngitis: Shoot dry, file fine, take 15 grams per dose, drink one and a half cups of water, boil until 80%, remove impurities. Add a little honey and take it in a spin. (Shengji Zonglu, Shegan Tang)
② Treatment for diphtheria: 3g of dried kidney, 3g of mountain bean roots, 15g of honeysuckle, and 6g of licorice. Boil it in water. (Qingdao Herbal Medicine Handbook)
③ Treatment of arthritis and traumatic injuries: Shoot 90g dry, pour 500g Baijiu, soak for a week, drink 15g each time, twice a day. (Anhui Chinese Herbal Medicine)
④ Treating two diseases is not effective, and all medicines are ineffective: shoot dry and mash juice, take a cup of Li Tong: (Pu Ji Fang)
⑤ Treating mumps: Take 10-15 grams of fresh root of Shegan, boil in water, take after meals, twice a day. (Fujian Folk Herbal Medicine)
⊙ The content of the article is for clinical reference only. Non TCM professionals are not allowed to test drugs.