There are thin rhizomes. The hard stem branches off at the base and enters the ground, and the upper part is slanted and the height is 10 to 30 cm. The stem has bent hair. Leaves are alternating, leaf blades are 1 to 3 cm long, 3 to 15 mm wide, oval, elliptical, wide needle, tip is blunt and has short protrusions, base is round, edges are all edges . The petiole is very short. The flower is purple and grows above the leaf bud or against the leaf, giving a total inflorescence of 1 to 3 cm in length. There are 5 sepals, 2 scissors are purple and petals like 5 to 7 mm in length at first, but increase to around 1 cm after the flower and turn green. become. There are 3 petals, the base is 6 to 7 mm in length, and the lower one has a tufted appendage with a cleaved tip. There are 8 stamens in the place where the petals are cocoon-shaped, and the buds are yellow. There are two ovaries at the top. The fruit is a flat, round and round fruit with a diameter of 7 to 8 mm and wings. The seeds are dark brown and are 2.5 mm long.