(Minnan folk herbal medicine)
[synonym] blood sucking herb (Minnan folk herbal medicine), Suozi herb (Practical Chinese herbal medicine).
[source] it is the leaf or root of Melastomataceae.
[plant morphology] 1
Perennial herb, stem erect, branched, mucilaginous, rubbed with putrefaction odor, 0.3-1 m high. Leaves alternate, broad ovate heart-shaped, 3 cm long, apex acuminate, margin with blunt teeth; upper leaves are usually oblong to oblong ovate, both sides are covered with mucinous stellate sparse hairs; petiole 1-4 cm long; stipules setate. Flowers axillary, solitary, forming pairs, or several clustered on axillary short branchlets, forming a leafy pseudoraceme; petiole slender, with nodes near the middle; calyx green, 5-lobed, sparsely hairy; corolla yellow, ca. 1 cm in diameter, upper part separated, lower part united with stamen tube; stamens numerous; carpels 5, ca. 2.5 mm long, smooth, no reticulate, no awn. It blooms in winter.
Born on the roadside. It is distributed in the south of China.
② Rhododendron carpophyllum
The morphology of this species is similar to that of the previous species, but the main difference is that this species is a subshrub like herb, without putrefaction, densely covered with hairs and mixed with extended long hairs; the leaves are ovate, heart-shaped at the base, densely covered with stellate hairs on both sides; the carpel is wrinkled, with 2 long awns at the top, protruding outside the calyx, with inverted hairs.
It is distributed in the south of China.
[chemical constituents] the content of ephedrine was the highest in seeds, which was 4 times higher than that in roots, stems and leaves.
[pharmacological action] for the action of the seeds of Rhododendron paniculatum, please refer to "Mahuang". Flowers and fruits have moderate insecticidal effect, but seeds have no.
[nature and taste] practical Chinese herbal medicine: "the nature is flat, the taste is sweet and slightly pungent. "
[function indications] practical Chinese herbal medicine: "promoting blood circulation and Qi, clearing heat and detoxifying. Treatment of hepatitis, dysentery, lumbar muscle strain, fatigue, abscess. "
[usage and dosage] oral administration: decoction, fresh root 1-2 Liang. External use: tamping fresh leaves.
[prescription selection] ① for carbuncle of sitting horse: appropriate amount of fresh blood sucking grass leaves, six to seven live snails with shells. A total of mash applied to the affected area, one or two times a day. (Minnan folk herbal medicine)
② Treatment of abscess is not easy to purulent pain: fresh blood sucking grass leaf appropriate amount, wash, mash apply. If the sore larger, can add three yellow powder or red leaves and rub the affected area. (Minnan folk herbal medicine)
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