The efficacy and function of Changchun Yateng

With the development of society and the close international exchanges, most people who study medicine have been seriously influenced by Western medicine, and fewer and fewer people are studying Chinese medicine, which has resulted in less and less understanding of Chinese medicine. Let’s talk about the effects and functions of the Chinese medicine Ipomoea batatas.

【English Name】 Evergreen Mucuna Stem

[Other names] Niumateng, Daxueteng

[Source] It is the vine stem of the leguminous plant Mucuna sempervirens Hemsl. It can be harvested throughout the year, remove branches and leaves, slice and dry.

【Original form】 Evergreen woody vine; up to 30cm thick. Stems brown or yellowish brown, rough; twigs slender, light green, smooth and hairless. The compound leaves are alternate, with 3 leaflets; the top leaflet is ovate or oblong ovate, 7-12 cm long, 5-7 cm wide, with a pointed tail-shaped tip and a broad cuneate base; the leaflets on both sides are oblong ovate, with a pointed tail-shaped tip and an oblique cuneate or rounded base. The leaflets are entire, green and hairless. Inflorescence: raceme, with large, drooping flowers; calyx covered with dense pubescence, bell-shaped, with obtuse or sharp lobes; corolla dark purple or purple-red; 10 stamens, dissociated; ovary with rusty long stiff hairs. The pods are flat, woody, densely covered with golden-yellow coarse hairs, 30 to 60 cm long and 2.8 to 3.5 cm wide. Seeds flat, nearly round, brown.

[Habitat distribution] Growing on the edge of the forest, often entwined on trees. It is mainly produced in Fujian, Yunnan and Zhejiang.

[Properties] The stem is cylindrical, with a diameter of 3 to 15 cm. The surface is gray-brown and rough, with longitudinal grooves, transverse rings and wart-like raised lateral branch marks. The cortex is thin in cross section, the phloem has resinous secretions and is brown in color, the xylem is grayish yellow, and the vessels are hole-like and mostly arranged in a radial and neat pattern. The phloem and xylem are arranged alternately in several concentric rings, and the pith is small. It is hard and heavy, difficult to break, and the broken surface is fibrous. Slight smell, bitter taste.

【Chemical composition】 The seeds (Mucuna odorata) contain L-dopa.

【Nature and flavor】Warm in nature, bitter in taste.

【Functions and indications】 Promotes blood circulation and replenishes blood, unblocks meridians and activates collaterals. Treat rheumatic joint pain, traumatic injuries, blood deficiency, irregular menstruation and amenorrhea.

【Excerpt】 《*Dictionary》

Above, we introduced what is Evergreen Oilseed Rattan, its efficacy and functions. We know that Evergreen Oilseed Rattan can not only improve immunity, but also plays an indispensable role in certain diseases.