(Shaanxi Chinese herbal medicine)
[synonym] Herba asari.
[source] it is the root of Asarum longiflorum.
[plant morphology] Asarum longiflorum
Perennial herbs, 10-15 cm high. Rhizome short, clustered, most slender fibrous roots, surface pale yellow, fragrant, leaves with long stalks, long oval heart-shaped or wide triangle, about 10 cm long, 8 cm wide, apex acuminate, base ear shaped, often purple below. Flowers simple, axillary, dark purple, ca. 5 cm long, lobes 3, actinomorphic; perianth tube contracted at throat, slightly curved; stamens 12; style 6. Capsule fleshy, not dehiscent.
Born in the shade and wet under the forest. It is distributed in Shaanxi and other places.
[collection] in autumn, the roots are collected, cleaned, dried in the shade or in the sun.
[nature and taste] pungent, warm and slightly toxic
Functions and indications: warming meridians and dispersing cold, anti inflammation, analgesia, hemostasis, activating blood circulation and detumescence. Treatment of fracture pain, arthritis, toothache, traumatic bleeding, shock, brain injury coma.
[usage and dosage] oral administration: decoct the soup or grind the powder, 1-2 points, add the right amount of wine.
[selected formula] analgesia during fracture reduction: one to two points of Huang Xixin. Powder and warm water.
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