The leaves of buckwheat are triangular, about 4-12cm in length and 3-11cm in width. The top is gradually pointed, and the edge is entire. There are papillary protuberances or pubescence on both sides. Stipules scabbard, brown
Buckwheat leaves are triangular or ovate, smaller than the former. It is about 2.5-7 cm long and 2-5 cm wide. Its stipules are short and tubular.
Buckwheat is corymbose, bracts are ovate lanceolate, pedicels and bracts are almost the same length. Perianth has 5 deep cracks, the color is white, long oval
The inflorescence of buckwheat is corymbose or racemose, and the bracts are ovate green. Pedicel longer than bract. Perianth color is white or light red, oval
Buckwheat is wide ovate, dark brown.
Buckwheat is ovoid, dark brown.