(Hebei Traditional Chinese medicine manual)
[synonym] Clematis officinalis (Medical Guide), Clematis officinalis (Hebei Traditional Chinese medicine manual), dachangcao, Clematis angustifolia (Ningxia traditional Chinese medicine manual).
[source] the whole plant of Clematis flaviflora (Ranunculaceae).
[plant morphology] Clematis flaviflora
Liana, 3 m long; stems and leaves subglabrous. The leaves are gray green, bipinnate, 15 cm long; the pinnae are usually 2 pairs, with slender stalks, leaflets lanceolate or narrowly ovate, 1-2.5 cm long and 0.5-1.5 cm wide, undivided or with 1-2 lobules at the lower part, margin sparsely dentate or entire. Cymes axillary, usually 3-flowered; calyx campanulate, pale yellow, sepals 4, narrowly ovate, 1.2-1.6 cm long, 6 mm wide, pubescent only at margin; stamens numerous, filaments narrowly strip, pubescent. Achene oblate ovate, ca. 2. 5 mm, with persistent pinnate style.
Growing on hillsides, grasslands, roadsides or shrubs. It is distributed in North China and Northwest China.
[collection] harvest in summer and autumn, remove weeds and dry in the sun.
[medicinal materials] most of them are bundled into bundles, 10-15 cm long. The stem is thin, 1-3 mm in diameter, yellow green to gray green on the surface, with obvious longitudinal lines; the nodes are slightly expanded. Leaves opposite, 2-pinnate compound, mostly broken, intact leaflets lanceolate or narrowly ovate, entire or sparsely dentate. The stem is brittle and easy to break. The air is weak and the taste is light. In the north of Hebei Province, it is used as "Tougu grass".
[flavor] pungent, warm.
① "Handbook of Chinese herbal medicine in Ningxia": "Xin, Wen. "
② "Plateau Chinese herbal medicine treatment manual": "light, warm, with small poison. "
[Guijing] Manual of plateau Chinese herbal medicine treatment: "entering lung and spleen meridians. "
[function indications] for rheumatoid arthritis, prurigo and scabies.
① "Ningxia Chinese herbal medicine manual": "dispelling wind, dehumidification. "
② "Plateau Chinese herbal medicine treatment manual": "fresh leaves rub prurigo, scabies. "
[usage and dosage] oral administration: decoct soup, 2-3 yuan; or soak in wine. External use: tamping.
[prescription selection] ① treatment of rheumatoid arthritis pain: appropriate amount of fresh dog intestine grass leaves, mash and apply to the pain, bandage with gauze, apply for 1-2 hours for mild cases, and apply for 3-6 hours for more than five years. For patients with long time of application, local swelling may occur, and water may be punctured when blistering. (Ningxia Chinese herbal medicine manual)
② Treatment of chronic rheumatoid arthritis: Clematis with Gentiana, notopterygium, acanthopanax skin, wine service. (manual of plateau Chinese herbal medicine treatment)
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