Leaf beet, alias thick-skinned vegetables, water chestnut vegetables (Compendium of Materia Medica), pig cabbage (Guangzhou), Chinese cabbage (Shaanxi) and cowhide vegetables. It is a biennial herb. Plants are short or erect, with small roots, thick leaves, oval shape, luster, light green, dark green or purplish red; Petiole is long or short. These flowers are light green and red. Fruits gather. The seeds are small, kidney-shaped and brown.