Any of various plants of the genus Desmodium, usually having trifoliolate compound leaves, racemes of small purplish or white flowers, and jointed seedpods with easily separable, one-seeded segments.

• 山马蝗三叶：几种山马蝗,属植物，生有三片的复叶及紫色或白色的头状花序，荚相连且每个荚有很容易分开并生有一粒种子的小室