Buddleja

Chinese Name: Mimeng flower

[category] flowers

[synonyms] xiaojinhua (Lei Gong Paozhi Lun), Menghua (Ben Cao Qiu Zhen), huangfanhua (Nanning medicinal records), Geda PI Shu Hua (Handbook of Chinese medicinal materials), jiguhua (Sichuan medicinal records).

[source] it is the dried flower or flower bud of Malvaceae.

[plant morphology] Buddleja micrantha, also known as Yanger (Diannan materia medica), is a kind of herb with dead insects, yangchuntiao, mianroutiao, huanghuazuishao and miantiao.

Deciduous shrub, 1-3 m high. Branchlets grayish brown, slightly tetragonal, densely covered with grayish white tomentose. Leaves opposite, narrowly elliptic to linear lanceolate, 5-15 cm long, 3 cm wide, apex acuminate, base cuneate, entire or serrate, surface covered with fine stellate hairs, veins depressed, below densely covered with gray white to yellow stellate hairs, veins raised; petiole 6-10 mm long, covered with gray white hairs; stipules atrophied into a transverse line at the base of both petioles. Panicles terminal, 5-1 cm long 2 cm, densely gray white pilose, bracts lanceolate, tomentose; calyx campanulate, apex 4-lobed; corolla tubular, ca. 1.5 cm, apex 4-lobed, tube purplish pansy, mouth orange, both inside and outside pilose; stamens 4, inserted in the middle of corolla tube; ovary superior, 2-locular, apex hairy, style short, stigma unbroken. Capsule 2-6 mm long, 2-lobed, base with persistent calyx and petals. The seeds are mostly small and flat. The flowering period is from February to March. The fruit period is from July to August.

It grows on the hillside, hill, riverside, village side bush or grass. It is distributed in Fujian, Guangdong, Guangxi, Hunan, Anhui, Hubei, Sichuan, Guizhou, Yunnan, Shaanxi, Gansu, etc.

The leaves of this plant are also used for medicine. Please refer to the special section for details.

[collection] in February to March, when the flowers are not open, the clustered buds are picked, and the impurities such as branches and stems are removed and dried in the sun.

[herbal medicine] is the inflorescence of many small buds. The surface is grayish yellow or light brown, densely covered with Tricholoma. Single bud is short rod-shaped, thick at the top and thin at the bottom, 3-6 mm long, round and slightly expanded at the top, calyx bell shaped, 4-lobed, corolla tube shaped, petals dark purple, Tricholoma extremely sparse. All soft and fragile, black in the center of the section. The gas is slightly fragrant, the taste is sweet and slightly bitter. It is better to have dense buds, gray yellow color, hairy and soft quality.

Mainly produced in Hubei, Sichuan, Shaanxi, Henan. In addition, it is also produced in Yunnan, Guangxi, Hunan and other places.

In Hubei, Sichuan and Guangxi, the flower buds of Daphne odorifera are used as dense flowers. The commodity is commonly known as "xinmenghua" or "menghuazhu". The name of Sichuan herbal medicine is "Menghua". Please refer to "Menghua".

[chemical constituents] there are many kinds of flavonoids in the flower.

[pharmacological action] Robinia pseudoacacia is similar to quercetin and has vitamin P-like effect. Oral administration of 25-100 mg / kg to mice can reduce formaldehyde induced inflammation; 50-100 mg / kg can also reduce the permeability and fragility of skin and small intestine vessels. Robinia pseudoacacia also has some antispasmodic effects on the tension increase of isolated rat small intestine caused by barium chloride, histamine and acetylcholine. If injected into the small intestine of rats (40 mg / kg) or intravenously injected into rabbits (10-25 mg / kg), the bile secretion can be increased briefly and mildly, and the smooth muscle of bile duct can be relaxed. Intravenous injection of 25 mg / kg can increase the urine volume slightly (75%) within 25-30 minutes. It did not affect the sleep time of normal rats, but shortened the sleep time of rats with CCl4 hepatitis. The median lethal dose in mice was 933 mg / kg. The spasmolysis effect of Robinia pseudoacacia was 75% of that of papaverine.

[processing] remove the impurities and screen the lime soil.

"Lei Gong Pao Zhi Lun" says, "if you want to make dense flowers, you should first select Lingjing, soak them in wine for one night, then soak them until they are dry, then mix them with honey to moisten them, steam them from Mao to you, and dry them every day. In this way, you can steam them for three times, but dry them every day. Every time you do one or two things, soak it in eight liang of wine. When the color changes, steam it with half liang of honey. "

Sweet and cool.

Kaibao materia medica: "it tastes sweet, mild cold and non-toxic. "

[Guijing] Wang Haogu: "entering the liver meridian. "

Functions and indications: dispelling wind, cooling blood, moistening liver and improving eyesight. Treatment of red eyes swelling and pain, more tears shy Ming, blind Yizhang, wind string rotten eyes.

Qinggan Mingmu: This product is a special ophthalmic medicine. It is used for eye diseases caused by blood deficiency and liver heat. It is often mixed with Lycium barbarum and dodder. The treatment of liver meridian excess heat of eye disease is often with Celosia argentea, chrysanthemum, etc.

① "Kaibao Materia Medica" says: "it is mainly used for the treatment of blind skin, red and astringent skin, removing red veins in the eyes, and attacking the eyes with bran beans and chancre Qi in children. "

② Liu Wansu: "I'm afraid of the sun. "

③ Wang Haogu: "moisten liver dryness. "

[usage and dosage] oral administration: decoction, 1-3 yuan; or into pills, powder.

[prescription selection] 1. Treatment of Fengqi attack and injection: dim eyes, lacrimal shyness, palpebral wind millet, dull and difficult to open, or itching or pain, gradually Yimo membrane, unclear vision, and migraine for a long time. Traction of two eyes, gradually feeling small, faint and dull pain, and sudden red swelling and pain, and all treatment: Mi Meng Hua (Jing), Shi Jueming (with salt and East running water to boil a Fu, percolate powder), Equisetum, Tribulus terrestris (fried to remove the tip), Qiang Huo（ Divide the chrysanthemum into three parts. On the end of the fine, each serving a money, tea clear tune, after eating, two days service. (Ju Fang Mi Meng Hua San)

② Treatment of eye obscuration: dense Meng Hua, huangbaigen (wash file) each one or two. The two tastes are the rounding of the Luo, the refining of honey and pills, such as Wutong. Take 10 to 15 pills each time. Lying in the water, or fried under the soup. (MI Meng Hua Wan, Shengji Zonglu)

③ For the treatment of shyness of eyes, deficiency of liver and gallbladder, and unclear pupils: Buddleja micrantha, notopterygium Incisum, chrysanthemum, Vitex trifolia, Celosia argentea, Equisetum, Cassia obtusifolia, Tribulus terrestris, Lycium barbarum. On each equally divided, for the end, each serving three money, after eating tea sent down. (Yinhai Jingwei Mi Meng Hua San)

According to the classic of Materia Medica, there is nothing more than liver deficiency and heat, covering the liver and opening the orifices to the eyes. The eyes can see when they get blood. The deficiency of liver blood leads to cyanosis and pannus. If the liver is very hot, it leads to redness and swelling, red blood vessels, residual poison of infantile bean sores, and chancre Qi attacking the eyes. This medicine is sweet to replenish blood, cold to remove heat, liver blood sufficient and all syndromes are cured. "

② "The essence of Materia Medica" says: "dense flowers, taste thin than gas, with blood medicine, more powerful Yan. "

Chinese PinYin : Mi Meng Hua