1、 Leaf difference

Green vegetables are basal leaves, obovate or broadly round ovate, with a length of 20 to 30 cm. They are dark green, shiny on the surface, and gradually narrow into a wide handle at the base. Entire or with inconspicuous circular or wavy teeth

Cabbage leaves are basal, large, oblong obovate or obovate, about 30 to 60 cm long, white petiole, green leaf edge, round and blunt top of the leaves, wrinkled edge, wavy, and sometimes have inconspicuous teeth

2、 Flower difference

Green vegetables are terminal racemes, in a panicle, with light yellow flowers, about 1 cm long, and oblong petals, about 5 mm long. The top is round and blunt, with veins on the surface

The flowers of Chinese cabbage are bright yellow, with a diameter of 1.2 to 1.5 cm. The petals are obovate, 7 to 8 mm long, and gradually narrow at the base