Introduction of Zhi Mu:Common Anemarrhena Rhizome or Rhizoma Anemarrhenae.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Common Anemarrhena Rhizome, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Anemarrhena asphodeloides Bge., 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 Common Anemarrhena Rhizome, its pharmacological actions, medicinal efficacy, and administration guide.

Rhizoma Anemarrhenae(Common Anemarrhena Rhizome).

Anemarrhena asphodeloides Bge:drawing of plant and herb Pin Yin Name: Zhī Mǔ.
 English Name: Common Anemarrhena Rhizome.
 Latin Name: Rhizoma Anemarrhenae.
 Property and flavor: cold, bitter.

 Brief introduction: The herb Rhizoma Anemarrhenae is the dried rhizome of Anemarrhena asphodeloides Bge.(family Liliaceae), used (1).to clear heat and purge fire for relieving high fever with dire thirst in cases of warm diseases, and cough due to heat in the lung, and (2).to nourish Yin and moisten the intestines for treating low fever in cases of Yin deficiency, diabetes, and constipation. The herb is commonly known as Rhizoma Anemarrhenae, Common Anemarrhena Rhizome, Zhī Mǔ.

 Botanical source: The herb Rhizoma Anemarrhenae is the dried rhizome of Anemarrhena asphodeloides Bge., it is a plant of the Anemarrhena genus, the Asparagaceae family of the Asparagales order.

(1).Anemarrhena asphodeloides Bunge.


 Anemarrhena asphodeloides Bunge.:green plant with fresh rhizome Botanical description: The Anemarrhena asphodeloides Bunge., is a plant of the Liliaceae family and Anemarrhena genus, perennial herb. The whole plant is hairless. The rhizome grows thick, densely covered by many yellow-brown fibrous leaves, and the majority of fleshy fibrous roots appear below. Leaves basal, clumping, linear, 20~70 cm long, 3~7 mm wide, green above, dark green below, glabrous, slightly harder, leaf base expanded encircled with rhizomes. Calyx erect, unbranched, 50~120 cm tall, lower lanceolate leaves decumbent, upper sparsely scalelike bracteoles; 2~6 flowers in clusters, scattered in upper part of calyx racemes, long 20~40 cm; flowers yellowish white, slightly coloured after drying, more open than at night, with short stems; 6 tepals, basally slightly conjoined, arranged in 2 turns, oblong, 5~8 mm long, wide 1~1.5 mm, apex slightly inflexed, margin thin, with 3 pale green veins; 3 developing stamens, inserted in inner tepal near middle, anthers yellow, 3 staminodes, inserted in outer tepals near base, without anthers; 1 pistil, ovary long ovate, 3-loculed, style short, 1 stigma. Oval ovate, 10~15 mm long, 5~7 mm in diameter. When mature, it is divided into 3 lobes above the abdominal suture. Each lobe can often have 1 seed. Seeds long ovate, 3-angled, one-tip, 8~12 mm long, black. Its flowering period is from May to August, fruiting period is from July to September.

 Anemarrhena asphodeloides Bge.:fresh root Growth characteristics: The plant grows on the sunny dry hillside, hill grass, or grassland, often grow in groups. It prefers a warm and humid climate, cold, drought resistance. Strong adaptability, its requirements on the soil is not strict, cultivation with loose soil, fertile, good drainage of humus loam and sandy loam is appropriate, poor growth at the shady slope, clay and low-lying areas, and root are easy to rot.

 Common Anemarrhena Rhizome.:dried herb Characters of herbs: The rhizome is long, slightly curved, slightly flat, occasionally branched, 3~15 cm long and 0.8~1.5 cm in diameter. There is a pale yellow stem and leaf mark on one end, which is commonly called "Gold Wrapped Head". The surface is yellow-brown to brown, and there is a concave groove on it, with closely arranged ring nodes, and the nodes are densely covered with remaining yellow brown leaf bases, grow from both sides to the top of the rhizome; The lower part is slightly convex, with longitudinal wrinkles and concave root marks or fibrous root marks and residual stems. The texture of the herb is hard and easily broken. The fracture surface is yellow-white, granular. The herb has a slight smell, it tastes slightly sweet and slightly bitter, it is sticky when chewed.

 Pharmacological actions: ①.antipyretic effect; ②.inhibition of platelet aggregation; ③.lower blood sugar; ④.anti-inflammatory; ⑤.diuretic; ⑥.expectorant; ⑦.anti-cancer effects.

 Medicinal efficacy: Clear heat and discharge fire, promote the secretion of saliva or body fluid, moisten dryness, indicated for exogenous febrile disease, hyperpyrexia and polydipsia, lung heat and dryness cough, bone steam and hot flash, internal heat and consumptive thirst, bowel dryness and constipation.

 Administration of Rhizoma Anemarrhenae(Zhī Mǔ): 
 
Reference: Administration Guide of Rhizoma Anemarrhenae(Zhī Mǔ)
TCM Books: ①.Internally:6~12 grams;②.Internally:water decoction, 2~5 qian(about 6~15 grams), or prepare to pill,powder;③.Internally:water decoction, 6~12 grams, grinded to fine powder and prepared to pill, powder.To clear heat or moistening dryness and nourish Yin,better use raw herb, to downbear fire and nourish Yin,better use salt water fried herb.

 
Herbs Clearing Heat and Purging Fire.

 Introduction: Herbs Clearing Heat and Purging Fire: an agent or substance that has the effect of clearing heat from the Qi system, with high fever, dire thirst, dry yellow tongue coating and rapid surging pulse, or purging fire from the internal viscera, such as heart fire, liver fire, etc.
 
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References:
  • 1.Introduction of Zhi Mu:Common Anemarrhena Rhizome or Rhizoma Anemarrhenae.

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