Sweet potato

Sweet potato

(collection of compendium)

[synonyms] Zhushu (min Shu), yam, sweet potato (Qunfang PU), red yam (agricultural administration Encyclopedia), Dioscorea zingiberensis, sweet potato (Ji county annals), Jinshu (sweet potato record), fanru, tougua (compendium Collection), sweet potato (minzaji), sweet potato (Guangzhou flora), sweet potato (Lingnan herbal medicine annals).

[source] it is the tuberous root of sweet potato.

[plant morphology] sweet potato

Vines of perennial vines, glabrous or slightly hairy, milky. The roots are white, yellow, red or purple. Leaves ovate to oblong ovate, 6-14 cm long, apex acuminate, base truncate to cordate, margin subentire, angular or notched, sometimes digitate. Cyme, axillary, with several flowers on a stout peduncle; calyx deeply lobed, light green, ca. 1 cm long, apex obtuse, but slightly acute; corolla funnel-shaped, 4-5 cm long, 5-cleft, purplish red or white; stamen 5; ovary 2-locular, capsule usually rare. It blooms in winter.

It is cultivated all over China.

The stem and leaf (tuber vine) and seed (sweet potato mother and son) of this plant are also used for medicine.

[collection] collect in winter, dig out roots and remove soil.

Sweet and smooth.

① "Gangmu Shiyi": "Gan, Ping, non-toxic. "

② "Suixiju diet": sweet, warm. "

[Guijing] Bencao Zaixin: "entering the spleen and kidney meridians. "

Functions and indications: tonifying the middle and blood, benefiting qi and body fluid, widening intestines and stomach, and relieving constipation.

① "Compendium of selected materials": "tonifying the middle, harmonizing the blood, warming the stomach, fattening the five internal organs. White skin and white meat are beneficial to lung qi and body fluid. When cooking, add a piece of ginger, adjust the middle and ginger jujube with the same skill; (same) safflower cooking, can regulate the spleen blood, so that no leakage. "

② "Materia medica seeks the source": "it is most suitable for puerpera to cool blood and activate blood circulation, widen intestines and stomach, relieve constipation, remove stagnant and toxic organs, relax tendons and collaterals, stop bleeding, heat and thirst. He? Fish, Channa fish food, adjust the tonic. "

③ "Suixiju diet spectrum": "cooking food can nourish the spleen and stomach, replenish qi, resist wind and cold, and improve color. For those who cross the sea and inject boats, no matter they are raw or cooked, a little food is safe. "

④ "Lingnan medicine collection record": "taking it with vinegar can cure the swelling of the whole body. "

[usage and dosage] oral administration: raw or boiled. External use: tamping.

[taboo] 1. In the compendium, it is said that people with middle fullness should not eat too much, but can block Qi. "

② "Suixiju diet spectrum": "all epidemic, malaria, dysentery, swelling and other syndromes should be avoided. "

(1) for the treatment of wine dampness into the spleen, and for the treatment of diarrhea, sweet potato is used to simmer cooked food. (Jin Shu Chuan Xi Lu)

② Treatment of dampness heat jaundice: sweet potato cooking, its yellow self regression. (Jin Shu Chuan Xi Lu)

③ Treatment of breast sores: white sweet potato mash applied to the affected area, see heat that change, continuous application for several days. (Lingnan herbal medicine)

④ Cure sore, poison and inflammation: wash and grind raw sweet potato, apply it to the affected area, which has the effect of anti inflammation, detoxification and muscle regeneration. (Lingnan herbal medicine)