Introduction of Kuan Dong Hua:Flos Farfarae or Common Coltsfoot Flower.

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:Antitussives Herbs.

 TCM Herbs Icon02 Introduction: Antitussives herbs: an agent or substance herbs that stops coughing.

 
Flos Farfarae(Common Coltsfoot Flower).

Tussilago farfara:flowering plant 01 Pin Yin Name: Kuǎn Dōnɡ Huā.
 English Name: Common Coltsfoot Flower.
 Latin Name: Flos Farfarae.
 Property and flavor: warm, pungent, slight bitter.

 Brief introduction: The herb Flos Farfarae is the dried flower-bud of Tussilago farfara L.(family Compositae), used for treating a chronic cough with profuse expectoration and hemoptysis in consumptive diseases.

 Botanical source: The herb Flos Farfarae(Common Coltsfoot Flower) is the dried flower-bud of Tussilago farfara L., it is a plant of the Tussilago L. genus, the Compositae family of the Campanulales order. It is also known as Common Coltsfoot Flower, Kuǎn Dōnɡ Huā.

 Common official herbal classics and other famous herbal classics defined the herb Flos Farfarae(Common Coltsfoot Flower) as the dried flower-bud of:(1). Tussilago farfara L. This commonly used species is introduced as:

(1).Tussilago farfara L.


 Tussilago farfara L.:flowering plant 02 Botanical description: It is also known as Common Coltsfoot Flower. Herbs perennial. Rhizome brown, horizontal underground. Leaves grow from roots after flowering; Leaf blade broadly cordate or reniform, 3~12 cm long, 4~14 cm wide, apex rounded or obtuse, margin undulate tip thickened black-brown sparsely toothed, with arachnoid hair above, white felted hair below; Palmate reticulate veins, 5~9 main veins, petiole 5~19 cm long, covered with white woolly hairs. Between winter and spring, several stalks are drawn, 5~10 cm high, covered with white fuzz; Bracts elliptic, lavender-brown, more than 10, closely interspersed on scape; Inflorescence terminal, bright yellow, pendulous when not open; Involucre campanulate; Involucral bracts 1~2 layers, tomentose; Margin ligulate flower, female, multilayer, ovary inferior, stigma 2-lobed; Central tubular flowers, bisexual, apex 5-lobed, 5 stamens, anthers base caudate, stigma, usually 1-fertile. Achene oblong, 5-10 rows, crested yellowish. It is flowering from January to February, fruiting in April.

 Tussilago farfara L.:flowering plant 03 Ecological environment: The plant grows on both sides of the gully with warmer sunny. Resource distribution: The plant mainly distributes in north, northwest, and Jiangxi, Hubei, and other areas of China.

 Growth characteristics: The plant is cultivated or grows in the wild field along rivers or sandy land. It mainly distributes in the north, the middle reaches of the Yellow River, northwest, southwest areas of China.

 Tussilago farfara L.:herb photo Characters of herbs: The unopened cephalic sequence is irregularly short rod-shaped, solitary or 2~3 connate at the base of the inflorescence, commonly known as "connate three", 1~2.5 cm long. Upper end coarser, lower end tapering or with short pedicels, outer covered with most fish scaly bracts; The outer surface of the bracts is reddish-purple or reddish, the inner surface is densely covered with white fuzz. Bodyweight. Tear after visible white filamentous wool; Ligulate flowers and tubular flowers minute, 2 mm long. It is fragrant, slightly bitter taste; spicy and adhesive, the chewing sense is wiry. The herb which is big, fat, purple, pedicel short is the best grade. Old woody stem and flowering can not be used for medicinal purposes.

 Pharmacological actions: ①.Effect on respiratory system; ②.Effect on the circulatory system.

 Medicinal efficacy: Moistening lung to lower Qi, relieving cough, and reducing sputum, indicated for dyspnea and cough with excessive sputum, over-strained cough and hemoptysis(coughing blood), etc.

 Administration of Flos Farfarae(Kuǎn Dōnɡ Huā): 
 
Reference: Administration Guide of Flos Farfarae(Kuǎn Dōnɡ Huā)
TCM Books: Internally:5~9 grams(CP), or 0.5~3 qian(about 1.5~9 grams,DCTM), or 3~10 grams(CHMM), water decoction; Prepare to paste or grinded to fine powder and prepared to pill, powder.Externally:proper amount, grinded into fine powder and apply stick.

 
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References:
  • 1.Introduction of Kuan Dong Hua:Flos Farfarae or Common Coltsfoot Flower.
  • 2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).

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