Herba Pogostemonis(Cablin Patchouli Herb).

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.

Classifications of Herbs.

 TCM Herbs Icon 08 Introduction: The Fragrant Odor for Resolving Dampness Herbs are known including:, , , , , , , , .

 ✵Till the date Oct 10th,2019, there are totally [9] kinds of common TCM herbs, [12] kinds of related plant species, are recorded in this category. These fragrant odor herbs for resolving dampness are briefly introduced separately:

Herba Pogostemonis(Cablin Patchouli Herb).

 Herba Pogostemonis Brief Introduction: The herb Herba Pogostemonis is the dried aerial part of Pogostemon cablin(Blanco)Benth.(family Labiatae), used to resolve damp for treating nausea, vomiting, and diarrhea, especially in cases of summer afflictions. The herb is commonly known as Herba Pogostemosis, Guǎnɡ Huò Xiānɡ.

 ✵Official herbal classics and other famous herbal classics defined the herb Herba Pogostemonis(Cablin Patchouli Herb) as the dried aerial part of (1). Pogostemon cablin (Blanco)Benth. It is a plant of the Pogostemon genus, the Lamiaceae family, Tubiflorae order. This commonly used species is introduced as:

 Pogostemon cablin Blanco Benth. (1).Pogostemon cablin (Blanco)Benth.: It is commonly known as Mentha cablin Blanco or Guǎnɡ Huò Xiānɡ. Perennial aromatic herbs or subshrubs. Stem erect, 0.3~1 meters tall, tetraphenous, branched, tomentose. Leaves rounded or broadly ovoid, 2~10.5 cm long, 1~8.5 cm wide, apex obtuse or acute, base wedge-shaped gradually tapering, margin with irregular crevices, grassy, dark green above, tomentose, sparse with age, below pale green, tomentose, lateral veins ca. Petiole 1~6 cm long, tomentose.

 Pogostemon cablin Blanco Benth. Inflorescences 10 to 20 flowered, lower slightly detached, densely ascending, 4~6.5 cm wide, 1.5~1.8 cm spikes, spikes terminal and axillary, densely long tomentose, pedicels 0.5~2 cm long, densely tomentose; Bracts and bracteoles linear-lanceolate, slightly shorter than calyx or nearly as long as calyx, densely tomentose. Calyx tubular, 7~9 mm long, long tomentose externally, shorter tomentose internally, dentate subulate lanceolate, about 1/3 as long as calyx tube. Corolla purple, ca. 1 cm long, lobes all outer hairy. Stamens exserted, bearded. Style apex subequal 2-lobed. Disc ring. It is flowering in April.

 Pogostemon cablin Blanco Benth. Ecological environment: The plant grows on hillsides or roadsides. The plant prefers a high temperature, wet, sunny environment. The plant grows slowly when the temperature is below 17 ℃, it can withstand a short period of 0 ℃ low temperature. It could not bear dryness, also should avoid water. It is suitable to grow in loose, fertile, and well-drained slightly acidic sandy loam. The plant was native to tropical Asia, it distributes in Sri Lanka and some other regions of Southeast Asia. In China, it distributes in the Zhujiang river area, Hainan, and Taiwan.

 Cultivation biological characteristics: the plant prefers high temperature and humid climate, the annual average temperature 24~25 ℃ is the most suitable for growth, the temperature lower than 17 ℃, the growth is slow, the plant can withstand 0 ℃ transient low temperature. Rainfall should be abundant and evenly distributed. Annual rainfall should be 1,600-2,400 mm. They are fond of sunshine, but they must be shaded properly at the seedling stage and the early stage of colonization. Branches are easily broken in a typhoon. It is advisable to cultivate sandy loam with loose, fertile soil and good drainage.

 Pogostemon cablin Blanco Benth. Trait identification: Stem is slightly square, much-branched, branches slightly tortuous, 30~60 cm long, 0.2~0.7 cm in diameter; Surface pilose; The quality is brittle, easy to break, cross-section central medulla; Old stem cylindrical, 1~1.2 cm in diameter, covered with taupe emboli. Leaves opposite, shriveled, oval or elliptic after flattening, 4~9 cm long, 3 ~7 cm wide. Both sides are covered with gray hairs; Apex shortly or obtuse, base cuneate or obtuse, margin with obtuse teeth of irregular size; Petiole slender, 2~5 cm long, pilose. It has a distinctive fragrance and a slightly bitter taste.


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