Soybean, commonly known as soybean. Soybean belongs to the genus Panicum, with a height of 40-90cm. Stems stout, erect, densely covered with brown bristles. Leaves usually 3-foliolate; Stipules and yellow pilose; Petiole 2-20 cm long; Leaflets broadly ovate, papery; Racemes have fewer short flowers and more long flowers; The total pedicel usually has 5-8 sessile, closely arranged flowers; Bracts lanceolate, strigose; Bracteoles lanceolate, appressed setae; Calyx is lanceolate, with purple, lavender or white flowers, pedicels at the base and petal-shaped wings. Pods are fat, slightly curved, drooping, yellow-green, and densely covered with long brown hair; 2-5 seeds, oval, nearly spherical, smooth seed coat, light green, yellow, brown and black. The flowering period is from June to July, and the maturity period is from August to September.

The following are pictures of soybean plants: