Introduction of Mu Gua:Common Flowering-quince Fruit or Fructus Chaenomelis.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Common Flowering-quince Fruit, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Chaenomeles speciosa (Sweet) Nakai., 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 Flowering-quince Fruit, its pharmacological actions, medicinal efficacy, and administration guide.

Fructus Chaenomelis(Common Flowering-quince Fruit).

Fructus Chaenomelis Pin Yin Name: Mù Guā.
 English Name: Common Flowering-quince Fruit.
 Latin Name: Fructus Chaenomelis.
 Property and flavor: warm, sour.

 Brief introduction: The Herb Fructus Chaenomelis is the dried ripe fruit of Chaenomeles speciosa(Sweet)Nakai, used (1).to soothe the tendons and unblock collateral meridians for treating wind-damp(rheumatoid) arthralgia with contracture, and (2).to dispel damp and harmonize the stomach for treating vomiting and diarrhea with systremma. The herb is commonly known as Fructus Chaenomelis, Common Flowering-quince Fruit, Mù Guā.

 Chaenomeles speciosa Sweet Nakai.:flower Botanical source: Herbal classic book defined the herb Fructus Chaenomelis(Common Flowering-quince Fruit) as the dried ripe fruit of (1). Chaenomeles speciosa (Sweet) Nakai. It is a plant of the Chaenomeles genus, Rosaceae family (rose family), Rosales order. This commonly used species is introduced:

(1).Chaenomeles speciosa (Sweet) Nakai.

 Chaenomeles speciosa Sweet Nakai.:flowering tree Botanical description: It is commonly known as Tiē Gěng Hǎi Táng. Deciduous shrubs, ca. 2 meters high. Branches are upright, spiny, branchlets are cylindrical, slightly flexed, glabrous, purplish-brown or black-brown, sparsely pale brown lenticels. Leaf-blade is ovate to elliptic, slender long elliptic, 3~9 cm long, 1.5~5 cm wide, base cuneate to broadly cuneate, margin incisively serrate, teeth apically spreading, glabrous or pubescent along vein below; Petiole is about 1 cm long; Stipules are large, grassy, reniform or semicircular, margin sharply doubly serrate, glabrous. Flowers bloom before leaf, 3~5 clusters on the biennial old branch; Pedicels are short thick, ca. 3 mm long or nearly sessile; Flowers are 3~5 cm in diameter; Calyx tube campanulate, glabrous outside; Sepals are upright, apex rounded obtuse, entire or undulate; Petals are obovate or suborbicular, base extended into short claws 10~15 mm long, 8~13 mm wide, scarlet, sparsely reddish or white; 40~50 stamens, about half of petals long; 5 styles, base connate, glabrous or slightly hairy, stigma capitate, with inconspicuous division, ca. As long as stamens. Fruit is globose or ovoid, 4~6 cm in diameter, yellow or yellowish-green, sparsely inconspicuous spots, aromatic; Sepals ablated, fruiting pedicel is short or nearly sessile. Its flowering period is from March to May, fruiting period is from September to October.

 Chaenomeles speciosa Sweet Nakai.:fruits on branch Ecological environment: The tree grows in wild fields or is cultivated. It is distributed in the east, central, and southwest area of China.

 Growth characteristics: The tree Chaenomeles speciosa prefers a warm and humid climate, the soil requirements are not strict, it can be planted in the southern warmer areas of China.

 Common Flowering-quince Fruit:herb photo Characters of herbs: The fruit is oblong, often divided into two halves, 4~9 cm long, 2~5 cm wide and 1~2.5 cm thick. The outer surface is purplish red or reddish brown with irregular deep wrinkles; The edge of the cross-section is curled inward, the pulp is reddish brown, and the central part is concave and brown. The seeds are flat, long and triangular, frequently shedding, and hard. The herb has a slightly fragrant odor, it tastes sour. The herb of better grade has solid and firm texture, tastes sour.

 Pharmacological actions: ①.obvious swelling effect; ②.effect of alleviating gastrointestinal muscle spasm and limb muscle spasm; ③.protecting the liver; ④.antibacterial; ⑤.inhibiting the phagocytosis of macrophages.

 Medicinal efficacy: Smooth the liver and relax tendons, eliminate dampness and free tendons, harmonize the stomach and eliminate dampness. It is indicated for dampness numbness and spasm, heavy pain in limbs, vomiting and diarrhea, spasm, muscular constricture, arthritis with fixed pain caused by dampness, beriberi and edema, dysentery, etc.

 Administration of Fructus Chaenomelis (Mù Guā): 
Reference: Administration Guide of Fructus Chaenomelis (Mù Guā)
TCM Books: ①.Internally:6~9 grams; ②.Internally:water decoction, 1.5~3 qian (about 4.5~9 grams), or prepare to pill,powder.Externally:fumigation wash with water decoction; ③.Internally:water decoction,5~10 grams,prepared to pill, powder.Externally:fumigation wash with water decoction.
 Contraindications,Precautions and Adverse Reactions:should not take much, or hurt the teeth and bones.

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