Dough flower

Dough flower

(collection of compendium)

[synonym] Hydrangea (xianfangpu) and yufentuan (Gangmu Shiyi).

[source] it is the flower of Hydrangea paniculata or Hydrangea grandiflora.

[plant morphology] 1. Hydrangea paniculata, also known as shuiyamu, Hydrangea paniculata, Dendrocalamus oldhami, tuchangshan and BAIHUALIAN.

Deciduous shrubs or subtrees, up to more than 3 m in height. The bark is grayish brown, the branchlets are also brown, the lenticels are obvious, and the white pubescence is sparse. Leaves opposite, occasionally 3 whorls; elliptic or ovate, 5-12 cm long, 2-4.5 cm wide, apex acuminate or acute, base rounded or cuneate, margin serrate; petiole 1-1.5 cm long. Panicle terminal, 15-25 cm long, 8-12 cm in diameter; sterile flower 1-5 cm in diameter, sepals broadly ovate or elliptic, 3-5 pieces, usually 4 pieces, entire, white, later purple; fertile calyx tube cup-shaped, apex 5 teeth, petals 5, long elliptic, white; stamens often 10, filaments slender; style 2, short. Capsule ovoid, 2-3 mm in diam., apex bifid. The seeds have thin wings at the top. The flowering period is from May to June. The fruit period is from September to October.

It grows in the shrubbery of valley, stream and forest edge, or by the roadside or ditch in the countryside. It is distributed in Zhejiang, Anhui, Jiangxi and Guangxi.

② Hydrangea grandiflora

It is a cultivated variety with sterile flowers and panicles up to 30 cm long.

The roots of the above two plants are also used for medicine. Please refer to the special section for details.

[chemical constituents] 2.5% white crystalline substance was isolated from the dried flowers of Hydrangea paniculata.

Fresh and dry inner bark contains 2% neohydrangeoside. The content of D-xylose 2.13%, D-galactose 16.1%, L-rhamnose 13.82%, D-galacturonic acid 61.26% and ash 2.97% in the inner bark.

This product also contains resin, fat, umbelliferide, umbelliferide, magnesium lactate and calcium lactate.

[nature and taste] Ben Cao Zai Xin: "it tastes bitter, warm and non-toxic. "

Functions and indications: new materia medica: "eliminating dampness and breaking blood. "

[selection] treatment of kidney capsule wind: seven flowers in one powder. Fry in water. 2. Cnidium monnieri, amaranth on the wall, hydrangea, decoct and wash them. (Essentials of prescriptions)