Taro seven

Taro seven

(Shaanxi Chinese herbal medicine)

[synonyms] yuerqi, bergamot, a pearl on the top of the head, huanghuasanqi, yuerqi, shierqi and shenerqi.

[source] it is the rhizome of Trillium Trillium or Trillium repens.

[plant morphology] 1

Perennial herbs, 8-35 cm high, smooth and glabrous. Rhizome short and stout, creeping. Stems erect, 1-3, unbranched, cylindrical, nodeless, 0.5-10 mm in diameter, with longitudinal striations on the surface. Leaf blade rhomboid ovate or broadly rhomboid ovate, 6-16 cm long and 4.5-15.5 cm wide, usually slightly longer than width, sometimes nearly equal in length and width, apex acuminate or acute, base cuneate; main veins 3-5, basal. The pedicel is extracted from the foliage, the flower is single, terminal, the petiole is 0.8-5 cm long; perianth is 6, 3 pieces are green, ovate to long ovate, 1.7-2 cm long, 0.7 cm wide, 3 pieces are usually white, sometimes lilac, ovate, 1.5 cm long, 0.5 cm wide; stamen is 6, 6-10 mm long, filament flat, anther rectangular; pistil is 1, as long as stamen or slightly long, ovary is small 3-locular, surface 6-ribbed, style 3-lobed. Berry ovoid, ca. 2 cm in diam., style persistent. Seeds numerous, ovate, ca. 2 mm, brown. The flowering period is from May to June. The fruit period is from July to August.

Born in the shade and wet under the forest. It is distributed in Zhejiang, Anhui, Hubei, Sichuan, Yunnan, Gansu, Shaanxi and other places.

② Trillium repens

Rhizome short and thick, dense, most slightly conical fleshy roots. The stem is 30-60 cm in height. The inner perianth is larger, broadly obovate, longer than the outer perianth, white and purple in style. Berries globose, purple. Other characteristics are very similar to Trillium.

It is distributed in Northeast China.

[collection] collect in summer and autumn, cut off the stems, leaves and fibrous roots, wash and dry them in the sun.

[herbal medicine] the dried rhizome is cylindrical, fleshy and thick, with a diameter of 1-2 cm. The surface is dark brown without obvious links. There are brown membranous scales and residual stem base at the upper end, and sunken root marks at the lower end. The roots are numerous, thin columnar, with ring-shaped transverse striations on the surface.

Mainly produced in Shaanxi and other places.

[chemical constituents] Trillium Trillium contains steroidal saponins, Trillium Trillium glycoside and Trillium diglucoside, which are glucoside and diglucoside of diosgenin, respectively. It also contains insect metamorphosis steroids caliamarosterone and ecdysterone.

[pharmacological action] antihypertensive effect

The decoction and alcohol extract of Trillium Trillium have acute hypotensive effects on anesthetized cats and rabbits. Most cats showed significant hypotension at 1-2 g / kg by duodenal or intraperitoneal injection. It seems to have preventive effect on DOCA experimental hypertension in rats. The mechanism of hypotension may be to inhibit the motor center of medulla oblongata.

[flavor] sweet and spicy, warm.

① Shaanxi Chinese herbal medicine: "it tastes sweet and slightly pungent, and its nature is warm. "

② Shennongjia Chinese herbal medicine: "sweet, light, flat. "

Functions and indications: dispelling wind, soothing liver, promoting blood circulation and hemostasis. Treatment of hypertension, dizziness, headache, fracture, lumbocrural pain, trauma and bleeding.

① "Shaanxi Chinese herbal medicine": "hemostasis, analgesia, muscle, in addition to rheumatism, detumescence and toxin. Treatment of trauma, bleeding, all kinds of low back pain, strain, injury, nameless swelling poison. "

② "Zhejiang traditional Chinese medicine resource list": "dispelling wind, dispersing and reinforcing. "

③ "Chinese herbal medicine of God clothes rack": "dispel wind and soothe liver, stop bleeding and generate muscle. "

[usage and dosage] take orally: decoction, 2-3 yuan; Yanmo, 1 yuan. External use: grind and sprinkle.

[Yiji] Shaanxi Chinese herbal medicine: "anti loquat taro, golden back loquat leaf and lard. "

[selection] ① treatment of nervous headache, hypertension and dizziness: three to five pearls per head. Fried or ground with eggs, sugar stew service. (Shennongjia Chinese herbal medicine)

② Treatment of wound bleeding, local ulceration: a bead on the top of the head, grind the end of external application. (Shennongjia Chinese herbal medicine)

③ Treatment of low back pain, strain: one taro seven one money. At the end of the study, take it with cold boiled water. Er Yu Er 73 yuan, Du Huo 4 yuan, Qiang Huo 2 yuan, qingmuxiang 8 Fen. Take it in water. (Shaanxi Chinese herbal medicine)

④ Fracture treatment: corpse 73 money, iron hammer 1 money, see blood fly root skin 3 money, to Xiantao 2 money, taro root and hair charcoal each a little. The wounds were covered with a layer of paper on which the tamped medicine was smeared; the medicine was covered with a layer of paper and then wrapped with cloth, and the dressing was changed once a day. (Shaanxi herbal medicine)

Chinese PinYin : Yu Er Qi