The efficacy and function of sister trees

There are many common Chinese medicinal materials in life, and sister tree is one of them. However, many people are not very clear about sister tree. Therefore, before choosing to eat it, you need to understand the effects and functions of sister tree.

[Alias] Jiashalong (Dai name).

[Source] The bark or leaves of the sister trees of the Bignoniaceae family. Available all year round.

[Original form] Upright tree. The bark is corky. Leaves are opposite, 2-3 times pinnate, leaflets are serrated when young, and usually entire. The panicle is multi-flowered, terminally borne on drooping branches; the calyx is small, bell-shaped, with 5 inconspicuous teeth; the corolla is white, with a very long, slender tube, 5 lobes, ovate, nearly equal, and slightly valvate; there are 4 stamens, 2 long and 2 short, inserted below the throat, short and protruding; the ovary is nearly sessile, with several rows of ovules. Capsule linear, flattened, membranous. Seeds disc-shaped with broad wings.

【Habitat distribution】Wild or cultivated.

[Chemical composition] The fresh leaves contain the flavonoid components baicalein and baicalein. The flowers contain baicalein, baicalein-5-galactoside and a small amount of baicalein. It is also said that the flower does not contain baicalin-5-galactoside, but contains baicalin-glucuronide. The pod skin contains acetyoleanolic acid, and the pod flesh contains tricholoma. The heartwood contains sitosterol.

[Properties and flavors] "Selected Chinese Herbal Medicines in Simao, Yunnan": "Cool in nature, bitter in taste."

[Functions and indications] "Selected Chinese Herbal Medicines in Simao, Yunnan": "It can dispel wind and relieve itching, expel parasites and detoxify, relieve cough and eliminate phlegm. It can treat urticaria, eczema and various skin allergies, roundworms, cough, phlegm and asthma."

[Usage and Dosage] For oral use: decoct in water, 3 to 5 qian. For external use: decoct in water and wash.

【Excerpt】 《*Dictionary》

Through the introduction of this article, we can learn some relevant knowledge about sister trees. Whether from the perspective of food health or traditional Chinese medicine, the role of sister trees cannot be underestimated.