Introduction of Mei Hua:Plum Flower or Flos Mume.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Plum Flower, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Prunus mume(Sieb.) Zucc., 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 Plum Flower, its pharmacological actions, medicinal efficacy, and administration guide.

Flos Mume(Plum Flower).

Flos Mume:herb photo Pin Yin Name: Méi Huā.
 English Name: Plum Flower.
 Latin Name: Flos Mume.
 Property and flavor: cool,bitter,slightly sweet,slightly sour.

 Brief introduction: The herb Flos Mume is the dried flower-bud of Prunus mume(Sieb.) Zucc., used to regulate Qi, ease the mind, and resolve phlegm for treating depression, fidgetiness, hypochondriac, and epigastric pain, and globus hystericus. The herb is commonly known as Flos Mume, Plum Flower, Méi Huā.

 Botanical source: Herbal classic book defined the herb Flos Mume(Plum Flower) as the dried flower-bud of the species (1).Prunus mume(Sieb.) Zucc. It is a plant of the Armeniaca Mill. Genus, the Rosaceae family (rose family) of the Rosales order. This commonly defined species is introduced:

(1).Prunus mume(Sieb.) Zucc.

 Prunus mume Zucc.:flowering branch Botanical description: The tree is commonly known as Méi. Plum is a small tree, sparse bush, it grows up to 4~10 meters high; Bark is grayish or greenish, smooth; Branchlets are green, smooth, and glabrous. Leaf-blade is ovate or elliptic, 4~8 cm long, 2.5~5 cm wide, apex is caudate, base is broadly cuneate to rounded, margin is laciniolate(slightly serrated), grayish-green, both surfaces are pubescent when young, gradually deciduous when growing, or pubescent only grows between axils of lower veins; Petiole is 1~2 cm long, hairy when young, glabrescent when old, often glandular.

 Prunus mume Zucc.:flowers Flowers are solitary or sometimes 2 together in 1 bud, 2~2.5 cm in diameter, fragrant, flowering before the leaves grow out; Pedicels are short, ca. 1~3 mm long, often glabrous; The calyx is usually reddish-brown, but in some species, the calyx is green or greenish-purple; Calyx tube is broadly bell-shaped, glabrous or sometimes pubescent; Sepals are ovate or suborbicular, apex is rounded obtuse; Petals are obovate, white to pink; Stamens are short or slightly longer than petals; Ovary is densely pilose, style is short or slightly longer than stamens.

 Prunus mume Zucc.:flowers and buds The fruit is subglobose, 2~3 cm in diameter, yellow or green-white, pilose, sour; Paste flesh and core; Nuclear elliptic, the tip is round and have a small protrusion pointed head, the base becomes gradually narrow wedge-shaped, both sides are slightly flat, ventral rims are slightly blunt, ventral and dorsal rims have an obvious longitudinal groove, there is some honeycomb cavity on the surface. Its flowering period is winter and spring, fruiting from May to June (in north China, the fruiting period extended to July and August).

 Prunus mume Zucc.:flowering branch Ecological environment: The tree is cultivated in many parts of China, and mostly in the south area of the Yangtze river basin.

 Plum Flower:herb photo Characters of herbs: The dried buds are spherical, with a diameter of 3~6 mm and very short pedicels. Bracts are several layers, scaly, 3.5 mm long, 2 mm wide, dark brown, with short hair. 5 Sepals, broadly ovate, about 4 mm in diameter, grayish-green or brown, hairy. 5 petals or many, broadly oval, about 4 mm long, about 5.5 mm wide, yellowish-white. Stamens are numerous, 1 pistil, the ovary is inserted in the concave receptacle, and the surface is densely puberulent. The herb is light, it has a fragrant odor, the herb tastes slightly bitter, puckery.

 Medicinal efficacy: Expelling stagnation and regulating the middle energizer, stimulate one's appetite and promote the secretion of saliva or body fluid, reduce phlegm, detoxification. It is indicated for depression and vexation, stomachache due to emotional depression and the hyperactive liver-Qi attacking the stomach, globus hysteriocus, scrofula (lymphoid tuberculosis), skin ulcer sores and poison, etc.

 Administration of Flos Mume (Méi Huā): 
Reference: Administration Guide of Flos Mume (Méi Huā)
TCM Books: ①.Internally: 3~5 grams; ②.Internally:water decoction, 2~6 grams, or prepared to pill, powder. Externally:mashed fresh herb and apply stick.

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