1. Alias
Sichuan hibiscus bark, white hibiscus bark, reed bark, bowl lid flower bark.
2. Plant morphology
Deciduous shrub, 3-4 meters high. The stem has multiple branches, and the young branches are densely covered with yellow star shaped hairs and fuzzy hairs. Leaves alternate, ovate or rhomboid ovate, 4-7 cm long, 2-4 cm wide, not lobed or more than 3 lobed in the middle, wedge-shaped at the base, with blunt teeth on the edges. Large flowers, solitary leaf axils, diameter 5-6 cm, stem length 4-14 mm, bracteoles 6-7 mm, linear, with star shaped hairs, sepals bell shaped, 5-lobed, with star shaped hairs and short hairs; Petals are white, red, light purple, etc., often double petaled; The stamens and stigma do not protrude from the corolla. The capsule is oblong, about 2 centimeters long, with a short beak at the top and densely covered with star shaped hairs. The seeds are brown in color. The flowering period is from July to October, and the fruiting period is from September to October.
3. Origin distribution
It is cultivated in most parts of the country.
4. Harvesting and processing
The stem bark is peeled from April to May and dried in the sun. Root bark is dug and peeled at the end of autumn. Sun dried.
5. Characteristics of medicinal herbs
This product is mostly rolled up into a long groove or a single tube shape. Different sizes, with a thickness of 1-2 millimeters. The outer surface is greenish gray or grayish brown, with fine and slightly curved longitudinal wrinkles, and scattered skin pores. The inner surface is off white to pale yellow white, smooth, and has fine longitudinal textures. Durable in texture, with a strong fibrous fracture surface, and a white like color. The air is faint and the taste is light. It is better to lead by oneself, have long, broad, and free from mold.
6. Sexual Taste Returning to the Classics
Slightly cold in nature, sweet and bitter in taste. Return to the colon meridian, liver meridian, and spleen meridian.
7. Effect and Function
Clearing heat and dampness, killing insects and relieving itching. It belongs to insecticidal and anti itch drugs.
8. Clinical application
For external use: appropriate amount, sprinkle, soak, wipe, or soak in water for fumigation and washing. Oral administration: decoct 3-9g of soup. Indications include damp heat diarrhea, intestinal wind diarrhea, prolapse, hemorrhoids, vaginal discharge, trichomonas vaginalis, skin scabies, and scrotal eczema.
9. Pharmacological research
Inhibiting the growth of tumor cells.
10. Chemical composition
This product mainly contains components such as succinic acid, 1-2-octanol, β - sitosterol, 1,2-dodecanediol, betulinic acid, cocaine, and nutmeg acid.
11. Usage taboos
Caution should be exercised when taking medication for individuals without dampness or heat.
12. Compatibility prescription
① Treat all stubborn ringworm: A. 9 grams of hibiscus skin, 7 large cantharides, or 10 small ones (head and foot removal), 5 croton (oil removal). Mix finely and apply with vinegar. It causes slight pain and bubbles, and the bubbles will heal as soon as they fall off. (From "Lu Fu Ban Fang" by Chuan Jin San); B. 6 grams of Sichuan hibiscus skin, 1.5 grams of light powder, 7 pieces of cantharides, and 7 pieces of Chinese wolfberry. Boil half of the water from the river and well for one hour, leave it exposed overnight, and dip a pen into it. ("Surgical Authenticity" stubborn ringworm formula); C. 60g of hibiscus skin, 120ml of rice vinegar, soaked in juice and applied several times a day. (Anhui Chinese Herbal Medicine)
② Treating psoriasis: 30g of hibiscus skin, 15 seeds of Chinese wolfberry, 15g of Pinellia ternata. Soak one bowl of river water and one bowl of well water for seven nights, add 3 grams of light powder to the water, and use a brush to brush and apply. If there is a foul odor, it will be effective. However, avoid taking a shower as it can be particularly effective in treating summer and moon diseases. ("Chuanya Neibian")
③ Treating athlete's foot: 60g of hibiscus skin, 60ml of 75% ethanol. After soaking for 2 days, apply the affected area externally. (Anhui Chinese Herbal Medicine)
④ Under the red and white belt: 60g (cut) of hibiscus root bark, one and a half bowls of Baijiu, one bowl of white wine, and one bowl of white wine. (Compilation of Strange Methods)
⑤ Treating large intestine prolapse: fumigate and wash with hibiscus skin or leaf decoction, then divide it into powder equal to alum and gallnut, and apply it. (The Emergency Solution)
⊙ The content of the article is for clinical reference only. Non TCM professionals are not allowed to test drugs.