Introduction of Huo Xiang:Agastache, Wrinkles Gianthyssop Herb or Herba Agastachis.

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:Fragrant Odor for Resolving Dampness Herbs.

 TCM Herbs Icon08 Introduction: Fragrant Odor for Resolving Dampness Herbs: a fragrant agent or substance herbs effective for resolving damp, often used in the treatment of damp syndrome marked by anorexia, lassitude, nausea and vomiting, distension in the chest and abdomen, greasy tongue coating and slippery pulse either in cases of febrile diseases or in other miscellaneous diseases.

 
Herba Agastachis(Agastache).

Herba Agastachis Pin Yin Name: Huò Xiānɡ.
 English Name: Agastache, Wrinkles Gianthyssop Herb.
 Latin Name: Herba Agastaches.
 Property and flavor: slight warm, pungent.

 Brief introduction: The herb Herba Agastachis is the dried aerial part of Agastache rugosus(Fisch.et Mey.)O.Ktze.(family Labiatae), used in a similar way to cablin patchouli. The herb is commonly known as Herba Agastachis, Agastache, Cablin Potchouli Herb, Wrinkled Gianthyssop Herb, or Huò Xiānɡ.

 Agastache rugosus Fisch.et Mey.O.Ktze. Botanical source: Official herbal classics and other famous herbal classics defined the herb Herba Agastachis(Agastache) as the dried aerial part of (1). Pogostemon cablin (Blanco)Benth., or (2). Agastache rugosus(Fisch.et Mey.)O.Ktze. The Agastache rugosus is a plant of the Agastache Genus, the Lamiaceae family, Lamiales order. This commonly used species is introduced as:

 Agastache rugosus Fisch.et Mey.O.Ktze. (2).Agastache rugosus(Fisch.et Mey.)O.Ktze.:
 Botanical description: It is commonly known as Huò Xiānɡ. Annual or perennial herbs, 40~110 cm tall. Stem erect, prismatic, reddish, thinly puberulent and glandular. Leaves opposite; Petiole 1~4 cm long; Leaf blade elliptic ovate or ovate, 2~8 cm long, 1~5 cm wide, apex acute or shortly acuminate, base rounded or slightly cordate, margin irregularly obtusate, teeth rounded; Glabrous above or subglabrous, scattered with transparent glandular points, pubescent below. Inflorescences into terminal racemes; Bracts large, striate or lanceolate, puberulent; Calyx 5-lobed, lobes triangular, with longitudinal veins and glandular points; Corolla lip-shaped, purple or white, ca. 8 mm long, upper lip quadrate or ovate apex slightly concave, lower lip 3-lobed, lobes short on both sides, middle lobes fan-shaped, margin undulate serrate, corolla outer with fine pilose; 4 stamens, 2-strong, extending outside corolla tube; Ovary 4-lobed, style inserted at bottom center of ovary, outspread, stigma 2-lobed. Nutlet obovate-triangular. Its flowering period is from June to July, fruiting period is from October to November.

 Agastache rugosus Fisch.et Mey.O.Ktze. Ecological environment: the plant grows on hillsides or roadsides. More cultivation. It distributes in the north, east, northwest, southwest and the middle reaches area of the Yangtze River, the Zhujiang river area, and other areas of China.

 Cultivation biological characteristics: It prefers a warm and humid climate, slightly resistant to cold. Fear of the drought. General soil can be cultivated, but good drainage of sandy soil as well.

 Growth characteristics: The plant Agastache rugosus prefers a warm and humid climate, slightly resistant to cold, can pass winter in the field in the temperate zone. It fears drought. General soil can be selected for cultivation, but sandy soil with good drainage is better.

 Agastache rugosus Fisch.et Mey.O.Ktze. Characters of herbs: Overground part is 30~90 cm long, often folded in half or cut into bunches. Stem square columnar, much-branched, 0.2~1 cm in diameter, four corners ridge, flat or concave into a wide groove; Dark green surface, longitudinal wrinkles, rare velvet; The nodes were obvious, with scars of petiole shedding, and the internodes were 3~10 cm long. Old stem hard, brittle, easily broken, white section, hollow pulp. Leaves opposite; Leaf blade dark green, wrinkled or fragmented, whole, ovate, 2~8 cm long, 1~6 cm wide, apex acute or shortly acuminate, base rounded or cordate, margin obtusely serrate, upper surface dark green, lower surface light green, both surfaces slightly hairy. Stems sometimes with spikes at the top of the rosette, earthy brown. It is fragrant, light and cool. The herb with stem branch color green, leaf much, the aroma is better.

 Pharmacological actions: The fresh juice of the herb Agastache rugosus can inhibit the growth of staphylococcus aureus, staphylococcus alba, and Bacillus subtilis, and the extract of the herb has a strong inhibitory effect on the common pathogenic dermatomycetes. Besides, the herb has mildew-resistant, antagonistic calcium ions, aid digestion, spasmolysis, analgesia, and other effects.

 Medicinal efficacy: Regulating the middle energizer, dispel dirty, eliminating dampness, drive away summer heat, relieving exterior syndrome, reduce dampness and harmonize the stomach. It is indicated for the treatment of cold, summer-heat and damp, summer cold, cephalalgia(headache), chest and epigastric distension puffiness, vomiting and diarrhea, vomitus gravidarum(pregnancy vomiting), malaria, dysentery, nasosinusitis(acute and chronic sinusitis), halitosis(bad breath), tinea of hand and foot.

 Administration of Herba Agastaches(Huò Xiānɡ): 
 
Reference: Administration Guide of Herba Agastaches(Huò Xiānɡ)
TCM Books: N/A(CP),Internally:water decoction, 1.5~3 qian(about 4.5~9 grams), or prepare to pill,powder.Externally:mouthwash with water,or charred the herb with its property retained,grinded into fine powder and apply stick(DCTM),Internally:water decoction, 6~10 grams, or prepared to pill, powder.Externally:proper amount,wash with water decoction,or grinded into fine powder and smear(CHMM).

 
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References:
  • 1.Introduction of Huo Xiang:Agastache, Wrinkles Gianthyssop Herb or Herba Agastachis.
  • 2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).

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