(Lingnan Herb Collection Record)

Different-named Duckling Flower, Forcing Tree (Seeking the Original of Materia Medica), Great Revival (Records of Herbs Collected in Lingnan), Big Refusal Festival (Luchuan Materia Medica), Big Sambucus williamsii, Life-saving King (Medicine Records of Nanning), Big Refusal Bone, Duck Gong Qing, and October Qing's Handbook of Common Chinese Herbal Medicines for Guangzhou Army), and Baihejiao.

The source is the stem and leaf of Acanthus nigricans of Acanthaceae.

Plant morphology: Acanthus nigricans

Evergreen shrub, which can reach 2.5 meters, is bald, thick and cylindrical except for the inflorescence which is slightly hairy. The leaves are opposite, oval, long10 ~15 cm, wide 4.5 ~ 6 cm, obtuse at the apex, entire, and tapering at the base to form a short stalk. Spike terminal, 7 ~10 cm long; There are many broadly ovoid bracts, about 1.2 cm long and about 10 mm wide, green, slightly hairy, with 3 ~ 4 flowers inside; Bracteoles very small or narrow; Sepals 5, ca. 4 mm long; Corolla 2-lipped, long1.4 ~1.6 cm, white with red spots, 2-cleft upper lip, larger lower lip, shorter 3-cleft, wider middle split; Stamens 2, inserted in the throat of corolla, protruding; Style linear, short 2-lobed. Capsule ovoid or oval, about 8 mm long, hairy. Flowering in spring.

Most of them are planted in gardens, or they are born beside villages and in the wilderness bushes. Distributed in Guangdong, Guangxi and other places.

Collect in summer and autumn and dry in the sun.

The dried branches and leaves of medicinal materials are rod-shaped, about 0.5 ~1cm thick, grayish brown or yellowish brown, often with fine dust spots, smooth and slightly longitudinal crepe and punctate lenticels, and swollen nodes; Thin skin, milky white wood, large pith, spongy and white; The young branches are slightly squashed. The leaves are opposite, leathery, slightly deciduous, grayish green, tawny or greenish yellow, oblong, and bare on both sides. Slight gas, light taste and slightly beany smell. It is better to have branches that are not too thick and more leaves.

Guangdong and Guangxi.

Bitter and bitter, flat.

① Seeking the Original in Materia Medica: "Bitter and sweet, flat."

② The Record of Collecting Medicine in Lingnan: "Bitter taste, cold nature."

③ Lu Chuan Ben Cao: "Xin Gan, slightly warm."

Functions are mainly used to promote blood circulation and dispel wind and dampness. Treat traumatic injury, rheumatic arthralgia, lung carbuncle and breast carbuncle.

(1) Seeking the Origin of Materia Medica: "Treating breast abscess is better than dandelion, and it is pounded with yellow sugar and distiller's grains."

② "Lingnan Herb Collection Record": "Managing falls and injuries, joining bones and muscles."

③ Annals of Medicine in Nanning: "Treating rheumatism, arthralgia and lung carbuncle."

④ Manual of Common Chinese Herbal Medicines of Guangzhou Army: "Dispel pathogenic wind and dampness, manage traumatic injuries. Treat fracture, traumatic sprain, rheumatoid arthritis, wound swelling and intercostal neuralgia. "

Administration and dosage: decoction, 0.5 ~1two. External use: tamping.

It is advisable to avoid Guangzhou Air Force's Handbook of Common Chinese Herbal Medicines: "Pregnant women should take it with caution."

Choose the prescription to treat traumatic injury: rejuvenation, Touguxiao, Eupatorium adenophorum, blood sorrow, and Jinniu grass. With fried clothes. (Guangdong Traditional Chinese Medicine)

Remind you: Dabaigudan, a Chinese herbal medicine, comes from the Internet. Please follow the doctor's advice before using it.