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Buddleja asiatica Lour.
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English Name |
Asiatic Butterfly-bush, Bai Bei Feng, Asian Butterflybush, Asian Summerlilic, Asiatic Butter-fly-bush, Asian Butterfly-bush |
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Latin name |
Buddleja asiatica Lour. |
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Family & Genus |
Buddlejaceae, Buddleja |
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Description |
Erect small trees or shrub-like, up to 8m tall. Shoots with 4 edges, old branches round, twigs, lower part of leaves, petioles and inflorescences with dense grey white or light yellow stellate cotton hairs. Leaves opposite, membranous or papyraceous, oval-lanceolate or long-lanceolate, 6-30cm long, apex acuminate or long-acuminate, base cuneate and decurrent, entire or with sparse fine teeth, lateral veins 10-14 pairs; petioles 2-15mm long. Racemes composed of multiple cymes, 3 or more clustered at the top of branches and upper leaf axils to form conical inflorescences; flowers small, white or light purple blue; pedicels 0.2-20mm long; bractlets shorter than calyx; calyx campanulate, 1.5-4.5mm long, lobes about half as long as calyx; corolla tube tubular, extendeds straight, 3-6mm long, lobes 1-1.7mm long; stamens borne in the throat of corolla tube, pollen grains with 2groove-holes; ovary glabrous, stigma head-like, 2 lobed. Capsules elliptic, 3-5mm long; both ends of seeds with short wings. Flowering: January to October; fruiting: March to December. |
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Distribution |
Growing on sunny mountain slopes, in thickets and on forest edges. Distributed in Fujian, Taiwan, South Jiangxi, Hubei, Guangdong, Hong Kong, Hainan, Guangxi, Guizhou, Yunnan, Tibet, Sichuan and Southeast Shaanxi. |
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Part Used |
Medical part: roots, cauline leaves and fruits. Chinese name: roots and cauline leaves: Baiyuwei. Fruits: Baiyuweiguo. |
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Harvest & Processing |
Roots and cauline leaves: collected any time for use, sliced, sun-dried; collected leaves in August to September, used fresh or sun-dried. Fruit: collected mature fruits from March to December, used fresh or sun-dried. |
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Chemistry |
Root and cauline leaves contain sitosterol, sstigmasterol and volatile oil, etc. |
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Properties & Actions |
Root, stem leaves: taste bitter, little pungent, warm in nature, mild-toxic. Fruits: taste bitter, neutral in nature.Root, cauline leaf: removing damp-wind, reinforcing qi and activating blood circulation. Fruit: expelling parasites and dispersing swelling. |
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Indications & Usage |
Root, stem and leaves: Used for wind headache, rheumatic arthralgia, epigastric pain. abdominal distension, dysentery, fall injuries and fractures, unknown pyogenic infections, eczema, skin itching. Fruits: Used for infantile ascariasis, retarded growth due to malnutrition.Root, leaf: oral administration: decocting, 9-15g, fresh used 30-60g. External: appropriate amount, triturated for application; or prepared decoction for washing. Fruit: oral administration: decocting, 10-13g. |
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Examples |
Root, stem leaves:
1. Rheumatic heart disease: white justicia root 60g. Stew with dabbling duck and eat.
2. Swelling pain and injuries from fall, and fracture: asiatic Butterfly-bush root 12-15g. Decoct in half liquor and half water, and swallow.
Fruit:
Infantile malnutrition with ascariasis: Asian butterflybush fruit fruit 30g. Decoct in water, remove residues, add rice and cook porridge, and take consecutively for 3-4 times. |
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Permanent URL：https://sys01.lib.hkbu.edu.hk/cmed/mpid/detail.php?herb_id=D01332 |
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