1、 Blade difference

The leaves of golden buckwheat are triangular, about 4-12cm long and 3-11cm wide. The top is gradually pointed up, the edge is full, and both sides have papillary protrusions or pilose. Stipules are sheath tube shaped and brown

Buckwheat leaves are triangular or oval triangular, which is smaller than the former. It is about 2.5-7 cm long and 2-5 cm wide. Its stipules are short tubular

2、 The difference between flowers

Golden buckwheat is corymbose, bracts are ovate lanceolate, and the length of pedicel and bracts are almost the same. The perianth has 5 deep cracks, and the color is white, which is long oval

The inflorescence of buckwheat is corymbose or racemose, and the bracts are oval green. The pedicel is longer than the bract. Perianth color is white or light red, oval

3、 Fruit difference

The golden buckwheat is wide ovate and dark brown

Buckwheat is oval and dark brown