sword bean

sword bean

(save famine materia medica)

[alias] jiajiandou (Youyang Zazu), daodouzi (Diannan materia medica), dayidou (materia medica seeking the source), dadaodou (classified herbal medicine), guandaodou (Guangxi Traditional Chinese medicine plant), daoshaodou (Luchuan materia medica), daobadou (Sichuan Traditional Chinese medicine records), madoudou (Mindong materia medica), daopeidou (Jiangxi herbal medicine).

[source] it is the seed of concanavalia vulgaris.

[plant morphology] concanavalin

Annual twining grass vines. Stem glabrous. 3-compound leaves, petiole 3-12 cm long; leaflets broadly ovate or ovate oblong, 8-20 cm long, 5-16 cm wide, entire. Raceme axillary, flowers sparse, short stalked; calyx 2-lipped, upper lip large, 2-lobed, lower lip 3-toothed, ovate; corolla reddish or lavender, butterfly shaped, 3-4 cm long, flag petal round, wing petal short, about as long as keel petal curved; stamens 10, united into a monomer; ovary with short stalk. The pods are large and flat, 10-30 cm long, 3-5 cm in diameter, covered with short hairs, ridged at the edge, curved into a hook at the apex, containing 10-14 seeds. The seeds are pink or red. The hilum is about 3 / 4 of the total length, flat and smooth. The flowering period is from June to July. The fruit period is from August to October.

It is cultivated in the Yangtze River Valley and other provinces in the south of China.

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

[collection] when the seeds mature in autumn, the fruits are harvested, dried and peeled. Or peel the seeds and dry them in the sun.

The dried seeds are oblate ovate or oblate kidney shaped, about 2-3.5 cm long, 1-2 cm wide and 0.5-1.2 cm thick. The surface is light red or red purple, a few are white or black, slightly glossy and slightly wrinkled. The margin is grayish black hilum, about 1.5-2.5 cm long, on which there is a white membranous residue of petiole. At one end near the hilum, there is a micropyle with a small concave point. At the other end, there is a dark chalazal point, and there is a raised ridge between the chalazal point and the hilum. It's hard and hard to break. Seed coat leathery, inner surface brownish green, glossy. There are two plump cotyledons, yellow white, with small radicle, which are located at one end of the micropyle and slanted to one side. No gas, light taste, chewing with beans unique smell. It is better to be big, full, bright and dry.

It is mainly produced in Jiangsu, Hubei and Anhui. In addition, it is also produced in Sichuan, Guangxi and other places.

Concanavalia vulgaris, a plant of the same genus, is native to West India. It is also cultivated in a small number in China. It likes to grow in tropical areas. Its seeds are also used as medicine. Concanavalia and concanavalia are very similar in the morphology of plant organs. The differences between them are as follows: concanavalia is a twining herb, the navel length is about 3 / 4 of the seed, while concanavalia is an erect herb, the navel length is about 1 / 2 of the seed.

[processing] remove the broken shells and impurities, wash them, dry them in the sun, and mash them when used.

Sweet and warm.

① "Gangmu": "Gan, Ping, non-toxic. "

② Ben Cao from the new: "Gan, Wen. "

[Guijing] compendium of materia medica: "to start with, to follow yangmingjing. "

Functions and indications: warming the middle and lower Qi, tonifying the kidney and tonifying the yuan. Treatment of deficiency cold hiccup, vomiting, abdominal distension, kidney deficiency, low back pain, phlegm asthma.

① "South Yunnan Materia Medica": "invigorating the spleen. "

② Compendium: "warming the middle and lower Qi, benefiting the intestines and stomach, stopping hiccup, benefiting the kidney and tonifying the yuan. "

③ Manual of Chinese herbal medicine: "tonifying kidney, dispersing cold, lowering Qi, benefiting intestines and stomach, stopping vomiting. It can treat kidney qi deficiency, disharmony between intestines and stomach, nausea, abdominal distension, vomiting and diarrhea. "

④ Sichuan Traditional Chinese medicine annals: "it is used to treat chest fullness and abdominal pain, kidney qi not returning to yuan and dysentery. "

[usage and dosage] oral administration: decoction, 3-5 yuan; or burning, storage and grinding.

[taboo] Sichuan Traditional Chinese medicine annals: "take it carefully when the stomach is hot. "

[prescription selection] 1. For the treatment of qi stagnation, hiccup and diaphragmatic depression: for those who are old and blooming, take two or three yuan for each, boiled underwater. (sword bean powder of medical grade)

② Kidney deficiency lumbago: knife beans two, wrapped in pig kidney, wrapped in leaves, cooked food. (Chongqing herbal medicine)

③ Treatment of pertussis: knife beans 10 (broken), licorice a money. Add the right amount of rock sugar, a cup and a half of water, fry to a cup, remove the residue, take frequently. (Jiangxi traditional Chinese medicine (3): 211953)

④ Cure Biyuan: old beans, slow fire baking for the end, wine service three money. (collected prescriptions of Nian Xi Yao)

⑤ Treatment of pediatric hernia: knife beans powder, one and a half money each time, boiled water. (Hunan medical records)

Chinese PinYin : Dao Dou