Perennial plant, Thick well-developed root system, the dense nodule, Strong power of rege-neration; A lot of collateral. Odd-pinnately compcund leaf, alternation. Umbrella infloresce-nce, flowers numerous, pink or light red, crawl growth, creeping stem up to 1 m, Height 25-50 cm. Enjoying warm and humid climate, therefore a stronger ability in winter, grow- th quickly, coverage of large, long flowering period can be planted with a large number of slopes to prevent soil erosion. Also planted in the garden, It's a better view.