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Phaseolus radiatus L.
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English Name |
Greenbean, Mung Bean, Green Bean, Green Gram, Golden Gram |
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Latin name |
Phaseolus radiatus L. |
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Family & Genus |
Fabaceae, Phaseolus |
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Description |
Annual erect or terminal slightly-twining herb, covered with light brown hair, 20-60cm high. Pinnate ternately compound leaves, alternate petiole length 9-21cm, rachis 1.5-4cm long, petiolule 3-6mm long, leaflet broadly ovate to prismatic ovate, laterally grown leaflet deflective, length 4-16cm, width 2.5-12cm, entire, apex acuminate, base rounded, wedge-shaped or truncate, both sides covered with sparse hairs, three base veins conspicuous; stipules broadly ovate 0.8-1.2cm long, ciliate; stipel linear. Raceme axillary with 4 to several flowers, peduncle 2.5-9.5cm long; bract ovate or ovate-long-elliptic, length 4-7mm long bristles, nearly persistent; flowers green yellow; calyx obliquely campanulate, calyx 4 teeth, lobe narrowly triangular, length 1.5-4mm, the longest tooth at the lowest part nearly glabrous; vexil reniform with length 1.2cm, width 1.6cm, green yellow outside, apex retuse, incurved, glabrous with ovate petals, yellow, with gradually narrowing claw, keel claw sickle-shaped, one of the keel with angle; stamens 10, 2 bundles; ovary sessile with dense long bristles. Pod cylindrical, black at maturity, 4-10cm long, about 6.5mm wide, with thin brown hairs. Seed slightly rectangular, green or dark green. Flowering: June to July. Fruiting: August. |
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Distribution |
Growing in wild or cultivated. Cultivated in most parts of China. Produced in most parts of China. |
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Part Used |
Medical part: seeds. Chinese name: Ludou. |
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Harvest & Processing |
Collected the entire plant in autumn when seed become mature, sundried, threshed down the seeds, sieved out foreign matters. |
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Chemistry |
Mainly contains carotene, saccharides, phospholipid and protein. |
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Pharmacology |
Hepatic-protective and anti-tumor, blood-fat-reducing and anti-atherosclerosis. |
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Properties & Actions |
Sweet, cold.Clearing heat, detoxifying, relieving summer heat and inducing urination. |
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Indications & Usage |
Thirst due to summer heat, edema and oliguresis, cold and pyrexia, cholera and diarrhea, coughing and asthma with lung heat, headache and conjunctival congestion, mouth and tongue ulcers, erysipelas, anthracia, dispelling heat and drug toxins, drug poisoning.Oral administration: decocting, 25-50g. Powdered or extracted juice. External application: powdered for application. |
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Examples |
1. Relieve sunstroke and dipsesis: wash green beans clean, put into pot and add water, then cook till boiling. Take soup, and allow to cool down till soup becomes green, and drink. It becomes turbid after boiling for many times, and can not be consumed.
2. Obstructed urine, stranguria: green small beans 0.5 sheng, dongmazi 3 he (pestle into pieces, wash in 2 sheng water, wring to collect juice), aged orange peel 1 he (powder). Cook the above drugs with dongmazi juice, orange peel and beans, eat when they are hot.
3. Acute conjunctivitis: green beans 60g. Decoct in water and swallow. |
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Permanent URL：https://sys01.lib.hkbu.edu.hk/cmed/mpid/detail.php?herb_id=D00343 |
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