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Sophora tonkinensis Gapnep.
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English Name |
Subprostrate Sophora, Subprostrate Pagodatree, Tonkin Sophora, Vietnam Pagodatree |
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Latin name |
Sophora tonkinensis Gapnep. |
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Family & Genus |
Fabaceae, Sophora |
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Description |
Small shrub, 1-2m high; root cylindrical, yellowish brown; old stem bald, branchlet cylindrical, pilose. Odd-pinnate compound leaves alternate, with leaflet blades 11-17; leaflets oblong or long ovate, entire, 1-4cm long, 5-15mm wide, leaflets on apex larger, dark green above, glabrous or sparsely pubescent, below greyish white or greyish yellow, densely grey-white silky pubescence. Flowers light yellow, arranged as terminal panicles in length of 8-13cm; calyx campanulate, calyx teeth 5, short triangular, different in size; corolla butterfly, 10-12mm long, vexil orbicular, apex concave, clawed; petals and keel with pointed long ears; stamens 10, one group, distinct; ovary cylindric, densely villous, with short stalk, styles bent, stigma capitate, clustered long villous. Pod length 3.5-4cm, with pod nodes 1-3, dehiscent when mature; seeds black, bright. Flowering: May to June, fruiting: July to August. |
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Distribution |
Growing in stone crevices of hill slopes, forest edges or thickets. Distributed in Guangdong, Guangxi, Guizhou and etc. Mainly produced in Guangxi. |
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Part Used |
Medical part: roots and rhizome. Chinese name: Shandougen. |
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Harvest & Processing |
Excavated root and rhizome in autumn, removed cauline leaves, fibrous root and foreign matters, well washed, and sun-dried. |
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Chemistry |
Mainly contains flavonoids and alkaloids, etc. |
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Pharmacology |
Hypertension-increasing and anti-tumor and anti-ulcer, etc. |
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Properties & Actions |
Bitter, cold; toxic.Dispersing swelling, benefiting throat, clearing heat and detoxifying. |
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Indications & Usage |
Swelling pain in the throat, swelling pain in gums, accumulation of fire toxins.Oral administration: decocting, 3-6g. Not use in case of deficiency-cold of spleen and stomach. |
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Examples |
1. Odontia: root of straight Sophora 1 piece, hold in painful site.
2. Five acute jaundices: root of straight Sophora powder, take 2 qian and swallow on empty stomach.
3. Dysentery with red and white feces: root of straight Sophora, pestle to powder and prepare honey pills. Decoct in water, and swallow 20 on empty stomach, 3 times in total. |
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