Introduction of Xian He Cao:Hairvein Agrimonia Herb or Herba Agrimoniae.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Hairvein Agrimonia Herb, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Agrimonia pilosa Ledeb., 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 Hairvein Agrimonia Herb, its pharmacological actions, medicinal efficacy, and administration guide.

Herba Agrimoniae(Hairvein Agrimonia Herb).

Herba Agrimoniae:herb photo Pin Yin Name: Xiān Hè Cǎo.
 English Name: Hairvein Agrimonia Herb.
 Latin Name: Herba Agrimoniae.
 Property and flavor: neutral in nature, bitter, puckery.

 Brief introduction: The herb Herba Agrimoniae is the dried aerial part of Agrimonia pilosa Ledeb.(family Rosaceae), used (1).as an astringent hemostatic for treating various kinds of bleeding including bloody dysentery, and (2).to counteract toxins and reduce swelling for treating boils and sores. It is also used for treating malaria. The herb is commonly known as Herba Agrimoniae, Hairvein Agrimonia Herb, Hairyvein Agrimonia Herb and Bud, Xiān Hè Cǎo(literally it means "the Crane Herb").

 Botanical source: Official herbal classics and other famous herbal classics defined the herb Herba Agrimoniae(Hairvein Agrimonia Herb) as the dried aerial part of the species (1). Agrimonia pilosa Ledeb. It is a plant of the Agrimonia genus, the Rosaceae family of the Rosales order. These 2 commonly used species are introduced as:

(1).Agrimonia pilosa Ledeb.

 Agrimonia pilosa Ledeb.:drawing of whole plant Botanical description: The plant is commonly known as Lóng Yá Cǎo(literally it means "Dragon's Sprout Grass"). Perennial herb. Roots are often tuberous, surrounded by many lateral roots, the rhizome is short, base often has 1 to several underground buds. The stem is 30~120 cm tall, sparsely pilose and pubescent, sparsely hirsute below.

 Agrimonia pilosa Ledeb.:growing shrub Leaves odd-odd pinnate compound, usually with 3~4 pairs of lobules, sparse 2 pairs, reduced to 3 lobules, petiole sparsely pilose or pubescent; Small leaves are sessile or short shank, obovate, elliptic or lanceolate, pour eggs 1.5~5 cm long, 1~2.5 cm wide, apex acute to obtuse, dilute acuminate, base cuneate to broadly cuneate, margin with acute to obtuse serrate, puberulous at the upper part, loose fall off a few glabrous, usually under the pulse on rusty villous, loose fall off a few glabrous, glandular dots significantly; Stipules herbaceous, green, falcate, sparsely ovate, apex acute or acuminate, margin sharply serrate or lobes, sparsely entire, lower stipules sometimes ovate-lanceolate, often entire.

 Agrimonia pilosa Ledeb.:flowering plant Inflorescences spike racemose terminal, branched or unbranched, raceme axis pilose, pedicels 1~5 mm long, pilose; Bracts usually deep 3-lobed, lobes zonal, bracteoles opposite, ovate, entire or marginal dividing; Flowers 6-9 mm in diameter; 5 sepals, triangular-ovate; Petals are yellow, oblong; 5~8~15 stamens; 2 styles, filiform, stigma capitate.

 Fruit is obovate-conical, with 10 ribs outside, sparsely pilose, with several layers of hooks at the top, erect when young, conjoined when mature, 7~8 mm long, 3~4 mm in diameter at widest. Its flower period is from May to December.

 Agrimonia pilosa Ledeb.:growing shrub Ecological Environment: The plant grows in the wasteland, hillside, streamside, roadside, grassland, thicket, forest edge, and undergrowth. It distributes in most areas of China. It produces mainly in the middle and lower reaches areas of the Yangtze River, north area, Zhujiang river area, and other areas of China.

 Hairvein Agrimonia Herb:herb photo Characters of herbs: The whole herb is 50~100 cm long, with white fluff. The lower part of the stem is cylindrical, with a diameter of 0.4~0.6 cm, reddish-brown, and the upper part is square-cylindrical, slightly concave on all sides, with green-brown hair, longitudinal grooves and ridges, and nodes; the herb is light, the texture of the herb is hard, easily broken, the fracture surface is hollow. Singular compound leaves are alternate, dark green, wrinkled, and curly; the texture is crisp, fragile; There are two kinds of leaves of different sizes, which alternately grow on the axis of the leaves, and the apical lobules are larger. The intact lobules are oval or oblong after unfolding, with a sharp apex, wedge-shaped base, and serrated edges. 2 stipules, clasping stems, obliquely ovate. Racemes are thin and long; The flower diameter is 0.6~0.9 cm, the lower part of the calyx is tubular, the upper part of the calyx tube has barbs, and the apex is 5-lobed; yellow petals. The fruit is 0.7~0.8 cm long and 0.3~0.4 cm in diameter. The herb has a slight odor, it tastes slightly bitter. The herb of better grade is tender and leafy.

 Pharmacological actions: ①.anticoagulation and antithrombosis; ②.prolong bleeding time, plasma thromboplastin time, and inhibit the aggregation of ADP and collagen in platelet-rich plasma; ③.anti-tumor; ④.anti-parasite; ⑤.antibacterial effects.

 Medicinal efficacy: Hemostasis with astringents, preventing attack or recurrence of malaria, stop dysentery, replenish stomach, detoxification, kill parasites. It is indicated for hemoptysis(cough up blood), hememesis(spitting blood), hematuria(blood in urine), hemafecia(pass blood in stool), dysentery with bloody stool, dysentery of red and white, malaria, weakness and internal lesion caused by overexertion, uterine bleeding, uterine bleeding and morbid leukorrhea, pruritus vulvae and morbid leukorrhea, carbuncle, swelling, sore poison, bleeding due to falling and trauma injury, etc.

 Administration of Herba Agrimoniae(Xiān Hè Cǎo): 
Reference: Administration Guide of Herba Agrimoniae(Xiān Hè Cǎo)
TCM Books: ①.Internally:6~12 grams. Externally:proper amount; ②.Internally:water decoction,3~5 qian(about 9~15 grams), fresh herb 0.5~1 liang(about 15~30 grams), or extract juice, or prepare to pill, powder. Externally:mashed and apply stick; ③.Internally:water decoction,10~15 grams, big dosage could be up to 30 grams;or prepared to powder. Externally:mashed and apply stick, or prepare paste and smear stick.

herbs regulating blood conditions,herbs hemostatics.

 Introduction: herbs regulating blood conditions,herbs hemostatics: the blood-regulating herbs are an agent or substance herbs that has the effects of regulating blood-including arresting bleeding and activating circulation-and tonifying blood.The herbs hemostatics or hemostatic herbs are an agent or substance that arrests bleeding, either internal or external.
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