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[drug name] Lamiophlomis rotata

[source] it is the root and rhizome or whole grass of lamiophyta.

[plant morphology] Lamiophlomis rotata

Short perennial herbs. The root and rhizome are erect and thick, with a transverse diameter of about 2 cm and wrinkles on the surface. No stem. The leaves are simple, basal, 4, radiate, opposite each other, spreading; rhomboid, round or reniform, thick, 6-12 cm in diameter, margin crenate, net veins sunken below, densely tomentose; petiole wide. The cymes are capitate or short spicate, 3.5-7 cm long; bracts filiform, apex needle shaped; calyx purplish green, funnel-shaped, about 8 mm long, sparsely hirsute, with short cleft teeth, teeth spiny; corolla small, reddish purple, lip shaped, upper lip galea short hairy; stamens 4; style inserted at ovary base, apex 2-lobed. Nutlets ovoid. The flowering period is from May to July.

It grows in the gravel beach or alpine grassland with strong weathering. It is distributed in Tibet, Sichuan, Gansu and other plateau areas.

[collection] from September to October, the whole plant was extracted, the soil was removed, the leaves and fibrous roots were cut off and dried in the sun.

The dry root is about 7-15 cm long and 1-2 cm thick. The surface is withered yellow to yellowish brown, the rhizome is cut or not, all twisted and rough, with longitudinal lines, the tail is small, there are few 2-3 branches, and most of them are broken. It is hard and dry. The xylem of the section is rotten and dark brown. The outer flesh is dull and lusterless. It has a fishy smell and bitter taste. If the mouth is long, it will feel numb. It is better to have strong and even roots.

Produced in Sichuan.

[taste] bitter, slightly cold.

① Sichuan Traditional Chinese medicine annals: "bitter, slightly cold, with little poison. "

② Tibetan Plateau medicine illustrated book: "bitter, warm. "

Functions and indications: promoting blood circulation, promoting blood stasis, detumescence and hemostasis. It is used to treat injuries of muscles and bones, flash back and frustration of Qi, and yellow water accumulation in joints.

① Sichuan Traditional Chinese medicine annals: "promoting blood circulation and blood stasis, relieving pain, promoting Qi, reducing swelling, reinforcing tendons and connecting bones. It is used to treat injuries of muscles and bones, flash of waist and gas. "

② "Medicine atlas of Qinghai Tibet Plateau": tonifying marrow and stopping bleeding. After the treatment of edema, yellow water flow, arthrosis yellow water, bone spongy inflammation. "

[usage and dosage] oral administration: soak in wine or powder, 1-2 yuan.

[taboo] "do not take it for pregnant women without blood stasis. "

[storage] store in a well ventilated and dry place.

Chinese PinYin : Du Yi Wei