The efficacy and function of hairy maple

Hairy Acer truncatum is a very common Chinese medicine in our daily life and is also very important in our daily life. However, some people don’t know much about the effects and functions of Hairy Acer truncatum, so let us learn about it in detail below.

【Alias】 White Dragon Beard

[Source] Medicinal material source: lateral roots and fibrous roots of Acer pubescens, a plant of the Acer pubescens family.

[Original form] Deciduous small tree, rarely shrub, 5-10m high. The bark is dark brown and smooth, and the twigs are nearly cylindrical; the branches of the current year have light yellow hairs and short soft hairs, while the branches of the previous year are hairless. Leaves are alternate; petioles are 2.5-4cm long, with yellow-brown micropubescence; leaves are papery, nearly round or broadly ovate, 12-14cm long, 7-9cm wide, with long acuminate tips, cordate bases, and asymmetrical on both sides. Entire margin, veins pubescent above when young, yellow-brown filamentous tomentose beneath; 3-5 main veins, 6-7 pairs of lateral veins. The cyme has 5-7 flowers, the peduncle is 3-5cm long, and the pedicel is 5-8mm long; the calyx is funnel-shaped, often split into sharp points, with 6-8 calyx teeth; the petals are 6-8, linear, glued at the base, and the upper part is reversed when flowering, with light yellow short soft hairs on the outside, white at first, and then light common color; 6-8 stamens; the disk is nearly spherical; the ovary is 2-chambered, and the stigma is nearly spherical. The drupe is elliptical or oblong-elliptical, 1.2-1.5cm long, 8mm in diameter, black when ripe, with persistent calyx teeth at the tip. The flowering period is May-June, and the fruiting period is September.

[Habitat distribution] Ecological environment: sparse forests or roadsides at low altitudes.

[Chemical composition] Two kinds of bioalkalis, ankorine and d1-anabasine, were isolated from the dried roots, stems and branches of Acer pubescens.

【Nature and flavor】 Spicy; warm; toxic

【Functions and indications】 Relaxes muscles and promotes blood circulation; disperses blood stasis and relieves pain. Mainly used for bruises and swellings; fractures

[Usage and Dosage] For oral use: decoction, 5-10g. For external use: take appropriate amount, crush the fresh product and apply; or grind it into powder and apply.

【Note】 Pregnant women should not take this medicine.

【Excerpt】 Chinese Materia Medica

It can be seen that the medicinal value of Acer truncatum is still very obvious. However, not everyone can use the hairy maple. We can judge based on our own physical condition.