Jin Qian Cao (Lysimachia Christinae) is a perennial evergreen plant, which grows in a tropical climate. The whole plant is sparsely pubescent. The stems are soft and weak, prostrate. The leaves, calyx and corolla are covered by black dots and stripes. The leaves are opposite, ovate or cordate. The length of petiole and leaves is approximately the same. The flowering period is in summer.