Polygonum viviparum

Polygonum viviparum

(Lu Chuan Ben Cao)

[synonym] Polygonum bungeanum (Lingnan University Campus Plant List), Polygonum hydropiper (common Chinese herbal medicine color atlas).

[source] it is the whole plant of Polygonum viviparum.

[plant morphology] Polygonum viviparum

Annual herb, 20-120 cm high. Stem erect. Leaves lanceolate, oblong or oblong elliptic, apex acuminate, often obtuse, base cuneate, glandular spot below, crescent spot above, green, main vein and leaf margin with coarse bristles; petiole short, with coarse bristles; sheath tubular, glabrous, apex truncate, with many veins. Panicle consists of several spikes, terminal or axillary, 4-6 cm long, nearly erect, with long stalks, lateral ones shorter, densely covered with glandular dots; bracts funnel-shaped, margin oblique, with sparse cilia, with several flowers inside; perianth light green or pink, about 3 mm long, usually 4-lobed, lobes elliptic; stamens 6; style 2, near base part free, curved outwards. Achenes ovate, flat, slightly angulate, 2.5-3 mm long, brownish black, glossy, enclosed in persistent branches. The flowering period is summer and autumn.

Love is near water. It is distributed all over China.

The fruit of this plant (shuihonghuazi) is also used for medicine. Please refer to the special section for details.

This product is used as Polygonum multiflorum in Sichuan area, please refer to "Polygonum multiflorum".

[collection] collected in summer and autumn.

[nature and taste] Lu Chuan Ben Cao: "spicy, warm. "

[function indications] Lu Chuan Ben Cao: "detumescence and pain relief. Treatment of abdominal pain, swelling and ulcer. "

[usage and dosage] oral administration: decoction, 1-3 yuan. External use: tamping.