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白頭翁 Baitouweng
Chinese Name |
白頭翁 |
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Chinese Pinyin |
Baitouweng |
English Name |
Chinese Pulsatilla Root |
Latin Pharmaceutical Name |
Pulsatillae Radix |
Category |
Roots and rhizomes
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Origin |
The dried root of Pulsatilla chinensis (Bge.) Regel. (Ranunculaceae). |
Production Regions |
Primarily produced in Anhui, Henan, and the northern and northeastern provinces of China. |
Macroscopic Features |
Root is long cylindrical or conical, slightly curved, or slightly twisted and screwed; 5~20cm long, 0.5~2cm diameter. Externally yellowish-brown or brown, with irregular longitudinal wrinkles or grooves, sometimes 2~3 branches in the middle; cortex easily falls off and exposes a yellow xylem, often rotten to a concave hole and presenting raised longitudinal reticular fissured lines; the head of root is enlarged, often with branches, with remnants of a sheath-shaped petiole and white downy hairs. Hard and brittle texture, flat fractured surface; phloem is yellowish-white; xylem is yellow; sometimes a gap in the middle of phloem and xylem. faint odor; taste slightly bitter and astringent. |
Quality Requirements |
Superior medicinal material is thick, long, and firm. |
Properties |
Bitter, cold. |
Functions |
Clears hear, resolves toxin, cools the blood, relieves dysentery, eliminating dampness and destroying parasites. Apply to heat dysentery, epistaxis, hemorrhoid hemorrhage, leucorrhea, pudendum itch, ulcer and carbuncle, struma. |
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Permanent URL:https://sys01.lib.hkbu.edu.hk/cmed/mmid/detail.php?pid=B00027
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