Introduction of He Huan Pi:Silktree Albizia Bark or Cortex Albiziae.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Silktree Albizia Bark and Albizia Flower, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Albizia julibrissin Durazz., with a detailed introduction to the botanical features of this plant species, the growth characteristics, and ecological environment of this plant species, the features of the herb Silktree Albizia Bark and Albizia Flower, its pharmacological actions, medicinal efficacy, and administration guide.

Cortex Albiziae(Silktree Albizia Bark).

dried brownish herb of Cortex Albiziae Pin Yin Name: Hé Huān Pí.
 English Name: Silktree Albizia Bark.
 Latin Name: Cortex Albiziae.
 Property and flavor: neutral in nature, sweet.

 Brief introduction: The herb Cortex Albiziae is the dried bark of Albizia julibrissin Durazz., used (1).as a tranquilizer for palpitations and insomnia due to anxiety, and (2).to relieve pain by activating blood circulation for treating painful traumatic swellings or boils and sores. The herb is commonly known as Cortex Albiziae, silktree albizia bark, bark of silktree albizzia, Hé Huān Pí.

 Botanical source: Herbal classic book defined the herb Cortex Albiziae as the dry bark or cortex of the plant species (1). Albizia julibrissin Durazz. It is a plant of the albizia durazz genus, the Fabaceae family (Leguminosae, legume, pea family) of the Rosales order. This commonly used species is introduced:

(1).Albizia julibrissin Durazz.

 flowering tree of Albizia julibrissin Durazz. with many red flowers Botanical description: The plant, Albizia julibrissin Durazz is a plant of the Fabaceae family (Leguminosae, legume, pea family) and Albizia genus, commonly known as Hé Huān, deciduous trees, it grows up to 16 meters high. Tree crown spread out; Tree trunks are grayish-black; shoots, inflorescences, and rachides are tomentose or pubescent.

 Stipules (peraphyllum) are linear-lanceolate, smaller than folioles (leaflets), caducous; bipinnately compound leaves, alternate; primary petioles are 3~5 cm long, the part near to base and the tip of the primary petioles where 1 pair of pinnae inserted have one gland; pinnae are in 4~12 pairs, cultivated plant sometimes has 20 pairs of pinnae; 10~30 pairs of folioles (leaflets), linear (filate) to oblong, 6~12 mm long, 1~4 mm wide, deflective upward, the front end has a small pointed tip, has marginal seta (tricholoma), sometimes pubescent on the under surface or only pubescent on midrib (mid-vein); midrib closely press against the upper edge.

 flowering tree of Albizia julibrissin Durazz with red flowers Capitulum (flower head) arrange into panicles on the tip of branches; the flowers are pink; the calyx is fistuliform (tubulose), 3 mm long; the corolla is 8 mm long, lobes are triangular, 1.5 mm long, the calyx, corolla are pubescent outside; many stamens, base connate, filaments are thin and long; ovary is superior, style is nearly equal length as filaments, stigma is cylindrical.

 Legumes (pods) are strip shaped, 9~15 cm long, 1.5~2.5 cm wide, fresh pods have pilose, old pods turn glabrous. Its flowering period is from June to July, the fruiting period is from August to October.

 Ecological Environment: The plant, Albizia julibrissin Durazz grows on hillsides and roadsides, and is often cultivated in gardens. This species is mainly distributed in China throughout the Yellow River Basin to the Zhujiang River Valley. This species was native to the Yellow River Basin of China, and the southern part of the America continent, and now it is distributed in East Asia, Central Asia, also cultivated in the American continent.

 a tree of albizia with many red flowers Growth characteristics: Albizia julibrissin Durazz prefers warm and sunny conditions, and is tolerant to coldness and drought. However, it is also tolerant to infertile soil and arid climate, but it is not tolerant to waterlogging. The plant grows quickly, it has a strong resistance to harmful gases such as sulfur dioxide and hydrogen chloride.

 dried brownish bark of Silktree Albizia Bark Characters of herbs: The herb is shallow groove-shaped or curls to monocular shape, 40~80 cm long, and 1~3 mm thick. The out surface is taupe (dust color or grayish brown), slightly coarse, and lenticels are reddish brown and elliptic. The inner surface is smooth, yellowish white, has longitudinal fine veins, some shallow cracks, dense oval transverse lenticels, brown or brownish red, occasionally protruding transverse edges or larger circular branch marks, often accompanied by lichen spots; The texture of the herb is hard and crisp, easy to break, the fracture surface is lobe-like, yellowish-brown, or yellowish-white. The herb has a mild fragrance, it tastes mild, and slight puckery, and slight tingling of the tongue, and then discomfort in the larynx.

 Pharmacological actions: ①.antifertility effect; ②.anti-allergic effect; ③.anti-tumor effect.

 Medicinal efficacy: Dispel melancholy and calm the nerves (relieve uneasiness of mind and body tranquilization), harmonize the blood, tranquilization and peace the heart, invigorate blood circulation and reduce swelling. It is indicated for have the fidgets (not feel easy in one's mind), melancholy, insomnia (lose sleep), abscess of lung, carbuncle swelling, internal and external carbuncle, sores swelling, scrofula (lymphoid tuberculosis), broken bones and muscles, traumatic injury, traumatic injury of falls, etc.

 Administration of Cortex Albiziae (Hé Huān Pí): 
Reference: Administration Guide of Cortex Albiziae (Hé Huān Pí)
TCM Books: ①.Internally:6~12 grams. Externally:proper amount, prepare to ground herb powder and apply stick; ②.Internally:water decoction,1.5~3 qian (about 4.5~9 grams), or prepare to powder. Externally:proper amount, prepare to ground herb powder and apply stick; ③.Internally:water decoction,10~15 grams, or prepared to pill, powder. Externally:proper amount, prepare to ground herb powder and apply stick.

Flos Albiziae(Albizia Flower).

several Albizia flowers grow on tree Pin Yin Name: Hé Huān Huā.
 English Name: Albizia Flower.
 Latin Name: Flos Albiziae.
 Property and flavor: neutral, sweet.

 Brief introduction: The herb Flos Albiziae is the dried flower-head of Albizia julibrissin Durazz., used as a tranquilizer for treating fidgetiness and insomnia. The herb is commonly known as Flos Albiziae, Albizia Flower, Hé Huān Huā.

 Albizia flowers grow on tree ✵Common official herbal classics and other famous herbal classics defined the herb Flos Albiziae (Albizia Flower) as the dried flower-head (inflorescence), or flower, or flower bud of the plant species (1).Albizia julibrissin Durazz. It is a plant of the Albizia Durazz genus, the Fabaceae family (Leguminosae, legume, pea family) of the Rosales order. This commonly used species was introduced in the entry "Cortex Albiziae(Silktree Albizia Bark)".

 yellowish dried herb segments of Albizia flower Characters of herbs: Albizia flower: The capitulum (flower heads) shrivels into a ball. The flowers are thin and long, and curved, 0.7~1 cm long, fallow (pale yellowish-brown) or fawn color, with short pedicels. The calyx is terete (tubular), apex is 5-denticulate, sparsely pubescent; The corolla tube is about 2 times the length of the calyx tube, apex is 5-lobed, lobes are lanceolate, sparsely pubescent; many stamens, the filaments are slender (thin and long), yellowish-brown or tawny (yellow-brown), the lower part connate, the upper part is separated, and stretch beyond the corolla tube. The herb is light and easily broken. The herb has a slight fragrance and a mild taste.

 Albizia flower bud: the flower bud is commonly known as Hé Huān Mǐ (means rice of albizia), the flower buds are in the shape of rice grains, turquoise or yellowish green, piliferous. The 1/3 of the lower part is wrapped by a calyx tube.

 Pharmacological actions: Central Inhibition: Experimental study showed that Albizia Flower decoction could significantly reduce the spontaneous and passive activities of mice, and significantly synergistic with the central inhibitory effect of barbiturates.

 Medicinal efficacy: Dispel melancholy, calm the nerves (relieve uneasiness of mind and body tranquilization), regulate Qi, appetizing, activating collaterals, dispelling wind and improving eyesight, activating blood and relieving pain. It is indicated for upset and ill at ease (not feel ease in one's mind), melancholy and insomnia, Qi stagnation and oppression in chest, oppression in chest and anorexia(sense of suppression in the chest, poor appetite), insomnia, amnesia (forgettery and poor memory), acute conjunctivitis due to pathogenic wind-fire, blurred vision, pharyngalgia (sore pharynx), carbuncle swelling, lumbago (low back pain), injury and pain from falls, etc.

 Administration of Flos Albiziae (Hé Huān Huā): 
Reference: Administration Guide of Flos Albiziae (Hé Huān Huā)
TCM Books: ①.Internally: 5~10 grams; ②.Internally:water decoction,1~3 qian (about 3~9 grams),or prepare to pill,powder; ③.Internally:water decoction, 3~9 grams,or prepared to pill,powder.




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  • 1.Introduction of He Huan Pi:Silktree Albizia Bark or Cortex Albiziae.

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