Self made herb

Self made herb

(essential preparation of raw herbs)

[synonyms] Pyrola officinalis, xiaohuihui garlic, celery, qianliguang, self moxibustion herb, wild celery and Diancao.

[source] the whole plant of Ranunculaceae Ranunculus yunnanensis.

[plant morphology] Ranunculus Japonicus

Perennial herbs. The fibrous roots are mostly white. Stem erect, 0.3-1 m high, branched cylindrical, hollow. The stems and petioles were densely covered with spreading yellowish brown hairs. Basal leaves clustered, with long stalks, usually 2-3-lobed, 1-lobed broadly cuneate, 3-5 cm long and 0.8-1.5 cm wide, then deeply lobed, 2-lobed oblong oblanceolate, with irregular teeth or 3-lobes at the upper end; cauline leaves are similar to basal leaves, but petioles are shorter. The flowers are small, about 6-8 mm in diameter, and the opposite leaves are solitary at the end of branches; sepals 5, narrowly ovate, reflexive, with long hairs outside; petals 5, yellow, broadly obovate, about 5.5 mm long, 3 mm wide, with small round scales at the base; stamens many, short; carpels separated, with one ovule. Aggregate achene globose, ca. 1 cm in diam., receptacle elongate, with short hairs; achene flat, narrowly obovate, ca. 4 mm long. There are indistinct ridges near the two sides and short beaks at the top. The flowering period is from April to May.

It grows in wet and shady places such as ditches or paddy fields. It is distributed in the middle, lower reaches and south of the Yangtze River.

[collection] at the end of spring and the beginning of summer, the whole grass was washed and dried.

[medicinal materials] the dried whole grass is about 40 cm long and dark brown. The stem is branched, slender and flattened, with longitudinal wrinkles, covered with grayish yellow coarse hairs, and the stem base has fibrous roots. The leaves are shrunk, the leaves are 2-fold and 3-split, and the base of petiole is sheath like. The upper part of the branch has flowers or fruits, but most of them have fallen off, and the receptacle 3-4 mm long is exposed. The air is weak and the taste is light. It is better to be dry without sediment.

[chemical constituents] the content of protoanemone in the whole plant is about 0.12% in fresh stems and leaves, 0.34% in dry stems and leaves, and 0.3% in fresh roots. The whole grass contains flavonoid glycosides, phenols, amino acids and organic acids.

[nature and taste] sweet and light, toxic.

① Lingnan caiyao Lu: "slightly toxic. "

② "Guangdong traditional Chinese medicine" II: "light in taste, flat in nature, slightly toxic. "

[function indications] it is used to treat eye shadow and jaundice.

[usage and dosage] external use: tamping foaming, nasal packing or tamping juice.

[taboo] 1. Guangdong traditional Chinese Medicine II: "don't touch the juice. "

② Guangdong Chinese herbal medicine: "not for oral use. "

[prescription selection] 1. It is also good for treating eye diseases and removing the film. A copper coin is placed on the pulse gate and crushed by the grass. If it is applied to the eye, it will tear the poison and blister. (essential preparation of raw herbs)

② Treatment of jaundice (jaundice): smash the grass, apply it to the wrist pulse, puncture it when it blisters, and remove the yellow water. (Nanjing folk herbs)