[source] it is the seed of Brassica napus. For plant morphology, please refer to "Brassica".
[collection] from April to June. When the seed is mature, cut off the aboveground part, dry it in the sun, knock down the seed, remove impurities and dry it in the sun.
[medicinal material] the seeds are spherical in shape, about 1-2 mm in diameter. The seed coat is black or dark reddish brown, and a few are yellow. Under the magnifying microscope, there are fine reticular texture on the surface, and the hilum is punctate; it swells when immersed in water. After the seed coat is removed, there are two yellow and white plump cotyledons, which fold together along the main vein, and the radicle is located between the two fold cotyledons. No gas, light taste, slight sense of sampling. It is better to be full, smooth and free of impurities.
It is prolific in all parts of the country, especially in the lower reaches of the Yangtze River.
[chemical composition] the seed contains 40-50% fat, 23% protein and a glycoside which can produce Crotonyl isothiocyanate 0.4-0.6%. It also contains rutin.
The seeds of Brassica napus and other cruciferous plants are characterized by abundant erucic acid, and the other major fatty acids are oleic acid, linoleic acid, linolenic acid and eicosen-11-acid. However, there are also cultivated varieties without erucic acid. Generally, seed oil contains 0.5% sterols, with β - sitosterol, rapeseed oil sterol and rapeseed sterol as the most, and a small part of them is cholesterol. The content of tocopherol in Brassica seed oil is about 0.08%. The defatted seed powder contains about 5% glucosinolates, which can be hydrolyzed to produce isothiocyanates, nitriles and thioacetazolidinones. The seeds also contain rutin and many proteins.
[nature and taste] Compendium: "pungent, warm, non-toxic. "
Functions and indications: promoting blood circulation, breaking Qi, detumescence and dispersing knots. Treatment of postpartum blood stagnation, abdominal pain, blood dysentery. Swelling, poison and hemorrhoids leakage.
① "Qianjin? Shizhi": "master the dream of ejaculation. "
② "Gangmu": "blood stasis, broken air-conditioning, swelling scattered knot. Treatment of difficult labor, postpartum heart and abdomen diseases, red Dan heat swelling, golden hemorrhoids blood hemorrhoids. "
③ "Anhui herbal medicine": "treatment of blood dysentery, waist and foot flaccidity, gangrene, mastitis, hemorrhoids, soup fire burns, etc. "
④ Sichuan Traditional Chinese medicine annals: "it can clear deficiency and distension, clear lung, clear eyes, treat abdominal distention and constipation; external application of unknown swelling toxin. "
[usage and dosage] take orally: boil soup, 1.5-3 yuan; or take pills or powder. External use: grind the end to adjust to apply or squeeze oil to spread.
[prescription selection] 1. It can treat postpartum lochia, blood stasis, heart tingling, and other diseases of the heart and abdomen: Brassica (fried), angelica, cinnamon, red peony, etc. It's two dollars per drink. (Brassica powder in Chuanru Jiyan Fang)
② Treatment of postpartum hemorrhage: Brassica seed, rehmannia, etc. It's the end. Each serve three money, seven pieces of ginger, half of wine and water, half of children's stool, fried seven, warm. (Wen's sea fairy recipe)
③ For the treatment of large intestine wind and toxin, the lower blood is not enough: Brassica seed half Liang , Glycyrrhiza half Liang (fried micro red, file). Add a piece of medicine and pound it into powder. Take 2 yuan per serving, one in water, fry until 5 minutes, take warm before eating. (Sheng Hui Fang)
④ Treatment of brain wind and migraine: Brassica seed one point, rhubarb three points. Smash the fine straw into powder. Take a little and blow it into the nose. After that, yellow water came out. If there is stubborn hemp, apply it with strong vinegar. (Sheng Hui Fang)
② Cure child day?: Sichuan Aconitum end one money, Brassica seed three money. The new water is transferred to the top. (Sheng Hui Fang Bei Ji Tu Ding Gao)
③ Treatment injury bone: Brassica seed one or two, small yellow rice (fried) two, a little keel. For the end, vinegar into paste, spread paper paste. (business secrets of heaven and earth)
Chinese PinYin : Yun Tai Zi
Zygotic grass. He Zi Cao
Pomegranate root. Bai Shi Liu Gen
Sword flower. Jian Hua
Sabina vulgaris. Chou Bai
Jincao. Cun Jin Cao
Dewhive. Lu Feng Fang
Luli leaf. Lu Li Cao Ye
Achyranthes bidentata. Niu Xi
Peucedanum. Qian Hu
Poplar bark. Shui Yang Mu Bai Pi
Guangdong evergreen. Yue Wan Nian Qing
Jasmine seed. Zi Mo Li Zi