Introduction of Chun Pi:Tree-of-heaven Bark or Cortex Ailanthi.

TCM Herbalism:Medicinals and Classifications. ✵The TCM herbalism is also known as pharmaceutics of Traditional Chinese Medicine, or Chinese pharmaceutics, is the branch of health science dealing with the preparation, dispensing, and proper utilization of Chinese herbs. It is majorly composed of Introduction of Chinese Medicinals, Classification of Chinese Herbs, Formulas, and Patent medicines.

Classifications of Herbs:Herbs Clearing Heat and Drying Dampness.

 TCM Herbs Icon05 Introduction: Herbs Clearing Heat and Drying Dampness: an agent or substance bitter in taste and cold in property that is effective for eliminating heat and dampness, usually used in the treatment of diseases caused by damp-heat, such as acute jaundice, acute dysentery, urinary infection, eczema, boils and abscesses.

Cortex Ailanthi(Tree-of-heaven Bark).

Tree-of-heaven Bark:herb photo Pin Yin Name: Chūn Pí.
 English Name: Tree-of-heaven Bark, Tree-of-heaven Ailanthus Bark.
 Latin Name: Cortex Ailanthi.
 Property and flavor: cold, bitter, puckery.

 Brief introduction: The Herb Cortex Ailanthi is the dried root bark or stem bark of Ailanthus altissima(Mill.) Swingle(family Simarubaceae), used for treating diarrhea, chronic dysentery, abnormal uterine bleeding, and leukorrhea. The herb is commonly known as Cortex Ailanthi, Tree-of-heaven Bark, Chūn Pí.

 Ailanthus altissima:fresh leaves Botanical source: Common herbal classics and official herbal classics defined the herb Cortex Ailanthi(Tree-of-heaven Bark) as dried root bark or stem bark of (1). Ailanthus altissima (Mill)Swingle., it is a plant of the Ailanthus Desf. Genus, Simaroubaceae DC. family, Sapindales order plant. This commonly used species is introduced as:

(1).Ailanthus altissima (Mill)Swingle.

 Ailanthus altissima Mill Swingle.:flowering tree Botanical description: It is also known as Chūn Shù. Deciduous trees, up to 20 meters tall, bark smooth and straight lines; Young shoots pith, yellow or tawny fluff when young, glabrescent. Leaves odd-pinnate compound, 40~60 cm long, petiole 7~13 cm long, 13~27 leaflets; Leaflets opposite or subopposite, papery, ovate-lanceolate, 7~13 cm long, 2.5~4 cm wide, apex long acuminate, base oblique, truncate or slightly rounded, 1 or 2 coarsely serrate on each side, glandular on the back, dark green, grayish-green on the back, odorous after soft crushing. Panicles 10~30 cm long; Flowers pale green, pedicels 1~2.5 mm long; 5 sepals, imbricate, lobes 0.5-1 mm long; 5 petals, 2~2.5 mm long, base flanks hirsute; 10 stamens, filaments base densely hirsute, filaments in male flowers longer than petals, filaments in female flowers shorter than petals; Anthers oblong, ca. 1 mm long; 5 carpels, style adherent, stigma 5 lobed. Samara oblong, 3~4.5 cm long, 1~1.2 cm wide; Seeds in the middle of the wings, oblate. Its flowering period is from April to May, fruiting from August to October.

 Ailanthus altissima Mill Swingle.:seeds on branch Ecological environment: The Ailanthus altissima (Mill)Swingle mainly distributes in the north, east, and southwest areas of China, southeast to Taiwan, north to the southern Liaoning, the Yellow River basin is the distribution center. It is widely used all over the world.

 Growth characteristics: The plant is often cultivated near the house and the village, roadside, at an elevation of below 2700 meters above sea level.

 Ailanthus altissima Mill Swingle.:fresh sprouts Characters of herbs: The root bark of this product is irregular sheet or roll sheet, length and width are different, the thickness is 0.3~1 cm. The outer surface is grayish-yellow or yellowish-brown, rough, with most protruding longitudinal lenticels and irregular longitudinal and transverse cracks, yellow and white in case of rough skin removal. Inner surface light yellow, relatively flat, dense fusiform small hole or dot. Hard and brittle, the cross-section of the outer granular, fibrous inner layer. Slight breath, bitter taste. The dry skin is irregular lamellar, with different sizes and thickness of 0.5~2 cm. The outer surface is grayish-black, extremely rough, with deep cracks.

 Pharmacological actions: ①.inhibitory effects on Shigeila flexneri, Bacterium sonnei and Escherichia coli in vitro, and also on amoebic dysentery; ②.strong anticancer activity; ③.curative effect on ascariasis and cervical cancer.

 Medicinal efficacy: Clear heat and drying dampness, clear heat and dampness, inducing astringency and stop belt, stop diarrhea and stop leukorrhea, relieve diarrhea, stanch bleeding. It is indicated for leukorrhea with reddish discharge, damp heat diarrhea and dysentery, protracted diarrhea and dysentery, hematochezia, metrorrhagia and metrostaxis.

 Administration of Cortex Ailanthi(Chūn Pí): 
Reference: Administration Guide of Cortex Ailanthi(Chūn Pí)
TCM Books: Internally:6~9 grams(CP), Internally:water decoction, 2~4 qian(about 6~12 grams), or prepare to pill, powder. Externally:wash with water decoction or prepare to paste and smear(DCTM), Internally:water decoction, 6~15 grams, prepared to pill, powder. Externally:proper amount, wash with water decoction, or prepare to paste and smear, or grinded into fine powder and apply stick(CHMM).

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  • 1.Introduction of Chun Pi:Tree-of-heaven Bark or Cortex Ailanthi.
  • 2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).

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