Buckwheat (scientific name: Buckwheat? Monch. ), alias: buckwheat, rye, triangle wheat, etc. Panicum miliaceum. The stem is erect, 30-90 cm high, branched at the upper part, green or red, with longitudinal edge, glabrous or papillate along one side of the longitudinal edge. The leaves are triangular or ovoid, 2.5-7 cm long and 2-5 cm wide. The top is tapered, the base is heart-shaped, and both sides are papillae along the veins.

Buckwheat is a short-term crop, which likes cool and humid, and is not resistant to high temperature, drought, wind and frost. Buckwheat is distributed in most parts of China, and also in Asian and European countries.

Buckwheat is sweet and cool, which can stimulate appetite, moisten intestines and relieve depression. Treating colic, gastrointestinal stagnation and chronic diarrhea; At the same time, buckwheat can also be used to make noodles, music and bean jelly.