A tropical Asian plant (Desmodium motorium) having trifoliolate compound leaves, whose lateral leaflets are very small and move by jerks under the influence of sunshine.

• 舞草：产于亚洲的一种热带植物（舞草舞草属），具有三叶复合叶，侧面的叶片很小并在阳光的影响下急速地摇动