The roots are thick and bundled. The stem has a dark purple color, stands upright, the upper part is slightly branched, and the height is 80 to 150 cm. Leaves are alternating, patterned, usually 3 winged or leafy double leaves, lobule and fissures are oval, oval, oval, cartilage and hard serrated at the edge, The back side is white. The base of the top leaflet flows into the petiole and becomes a wing, and the lower part of the petiole swells in a bag shape. A dark red compound inflorescence is attached to the top of the stem or branch. The flower is a five-petal flower, the petal is rarely white in dark purple, and there are no teeth. There are five stamens, white cocoons, and dark violets. The fruit becomes a flat wide oval with a length of 4 to 6 mm. The fruit ridges are vein-shaped and the side ridges are wide wings. There are 1-4 oil pipes under each back groove on the surface side, and 4-6 on the synthetic surface where the fruits meet.