Mulberry bud

Mulberry bud

(records of plant medicine in Jiangsu)

[synonym] daughter red, green mulberry head.

[source] it is the bud and tender leaf of Acer negundo.

[plant morphology] Acer negundo, also known as Acer negundo.

Deciduous shrubs or small trees, about 5-6 m high. The bark is gray and rough. Branchlets slender, green or purplish green. Leaves simple, papery, ovate, 6-10 cm long, 4-6 cm wide, often feathery, 3-5-lobed, apex acuminate, base rounded or subcordate; margin irregularly sparsely serrate; veins and axils pilose. Corymb terminal; flowers heterozygous; sepals 5, margin villous; petals 5, white; stamens 8, inserted in disk; ovary densely villous, style glabrous, stigma 2-lobed. Samara 2.5-3 cm long; nutlets villous when tender; wings erect, acute. The flowering period is from May to June. The fruit ripens in October.

Born on the hillside and facing the sun. It is distributed in the Yellow River Basin, the lower reaches of the Yangtze River and Northeast China.

[collection] harvest in March. Put it in a pot, fry and bake over low heat for a few minutes, soften the young leaves, take it out, knead it evenly by hand, and then dry in the sun.

[herbal medicine] the dry buds and tender leaves are mostly curled and shrunk or split into fragments, the intact ones are less, dark green or black green, and the surface is short hairy. Often mixed with twigs. The scales of newly germinated buds are covered with silver white villi. It is fragrant and slightly bitter.

Produced in Jiangsu.

[chemical constituents] bark, leaves and fruits contain tannins.

[function and indications] records of plant medicine in Jiangsu Province: "drinking tea on behalf of others can relieve fever and improve eyesight. "