Cordyceps sinensis

Cordyceps sinensis

(Materia Medica from the beginning)

[synonym] xiacao Dongchong (qiannang), Chongcao (materia medica Q & A).

[source] it is a complex of the cotyledons of Cordyceps sinensis and the larval corpses of its host, such as Cordyceps sinensis.

[plant morphology] Cordyceps sinensis

The ascomycete of ascomycete is from the head of host larva. It is solitary, slender as baseball bat, 4-11cm long; the sterile stalk is 3-8cm long, 1.5-4MM in diameter; the upper part is the head of the ascomycete, slightly expanded, cylindrical, 1.5-4cm long, brown, with most of the ascomycete shells densely growing except the small part of the apex; the large part of the ascomycete shell falls into the ascomycete, the apex protrudes out of the ascomycete, ovate or ellipsoid Each ascospore is round, 250-500 μ m in length and 80-200 μ m in diameter. There are many long linear ascospores in each ascospore shell, and there are 8 septal ascospores in each ascospore shell.

The host is the larvae of Lepidoptera, Coleoptera and other insects. In winter, the mycelium invades the larvae that live in the soil and makes them full of mycelium and die. In summer, the ovary grows. It is distributed in Sichuan, Yunnan, Guizhou, Gansu, Qinghai and Tibet.

[collection] before and after the summer solstice, when the snow has not yet melted, they are collected in the mountains. At this time, the cotyledon is mostly exposed on the snow surface. If it is too late, the snow will melt, the weeds will grow, and it is difficult to find, and the insects in the soil will wither, which is not suitable for medicine. After digging up, when the insect is wet, remove the outer layer of soil and membrane, and dry in the sun. Or spray it with yellow rice wine to make it soft, straighten it, tie it with red thread every 7-8 strips, and dry it with low fire.

[medicinal material] Cordyceps sinensis is formed by connecting the body of the insect with the fungus seat, with a total length of 9-12 cm. It is about 3-6 cm long and 0.4-0.7 cm thick. The appearance is dark yellow, rough, with most transverse wrinkles on the back, 8 pairs on the abdomen, and 4 pairs in the middle of the insect. The inner part of the section is full, white, slightly yellowish, and the periphery is dark yellow. The hyphae are rod-shaped, curved and slightly expanded from the head. The surface is grayish brown or dark brown, up to 4-8 cm in length and about 0.3 cm in diameter. When broken, the heart is empty and pink. It's slightly smelly and tasteless. It is better to have yellow and bright body color, plump and hypertrophy, yellow and white cross section and short fungus seat.

It is mainly produced in Sichuan, Qinghai, Guizhou and Yunnan, with the largest output in Sichuan. In addition, it is also produced in Tibet, Gansu and other places.

[chemical composition] it contains 10.84% moisture, 8.4% fat, 25.32% crude protein, 18.53% crude fiber, 28.90% carbohydrates and 4.10% ash. The fat contained 13.00% saturated fatty acids and 82.2% unsaturated fatty acids. In addition, it also contains about 7% ascorbic acid, which is an isomer of quinic acid. It also contains cordycepin, a light yellow crystalline powder, which can inhibit the growth of Streptococcus, Bacillus anthracis, Bacillus haemorrhagic septicemia and Staphylococcus in test tube. In addition, it contains vitamin b120.29 μ g / 100g.

Sweet and warm.

① Ben Cao from the new: "Gan, Ping. "

② "The taste is sweet and the nature is warm. "

③ New materia medica: "there is little poison. "

④ Qinghai herbal medicine: "it is sweet and sour in taste, flat in nature and fragrant in Qi. "

[Guijing] Bencao Zaixin: "entering the lung and kidney meridians. "

Functions and indications: tonifying deficiency and loss, benefiting essence and Qi, relieving cough and resolving phlegm. It is used to treat phlegm, dyspnea, asthenia, tuberculosis, hemoptysis, spontaneous sweating, night sweating, impotence, spermatorrhea, waist and knee pain, and long-term deficiency after illness.

① "Materia Medica from the new": "protect the lung and kidney, stop bleeding and remove phlegm, already cough. "

② "Drug properties test": "secret essence and replenish qi, specially tonifying the gate of life. "

③ "Gan Yuan Xiao Zhi" says: "it's good for kidney to treat waist and knee pain by soaking several pieces with wine. "

④ According to the compendium, pan Youxin treated diaphragmatic syndrome and Zhou Jianshi treated Guzhang. "

⑤ Modern practical Chinese medicine: "it is suitable for pulmonary tuberculosis, chronic cough, asthma, hematemesis, night sweating and spontaneous perspiration of the elderly; it is also used for anemia, weakness, impotence, spermatorrhea, chills, tears, etc. "

⑥ Yunnan Chinese herbal medicine: "tonifying the lung, strengthening the kidney yang. Treatment of phlegm, asthma and cough. "

[usage and dosage] oral administration: decoction, 1.5-3 yuan; or into pills, powder.

[taboo] Sichuan Traditional Chinese medicine annals: "it should be used with caution if there is exterior evil. "

[prescription selection] ① deficiency after treatment: three or five summer grasses and winter worms, one old male duck. Remove the stomach impurities, split the duck's head, take the medicine in it, still tie it with thread, and steam it with soy sauce and wine as usual. (collection of compendium)

② Treatment of deficiency and asthma: Cordyceps sinensis five money to one or two, with old male duck steamed. (Yunnan Chinese herbal medicine)

③ Treatment of anemia, impotence, spermatorrhea: Cordyceps sinensis five money to one or two, stewed meat or stewed chicken clothes. (Yunnan Chinese herbal medicine)

Chinese PinYin : Dong Chong Xia Cao