1) Genus chamaecrista 2) Rosid dicot genus 
Chamaecrista is a genus of flowering plants in the pea family, Fabaceae, subfamily Caesalpinioideae. Members of the genus are commonly known as sensitive pea. Several species are capable of rapid plant movement. ==Selected species== ...
[n] - genus of tropical herbs or subshrubs having sensitive leaves and suddenly dehiscing pods
genus Chamaecrista noun genus of tropical herbs or subshrubs having sensitive leaves and suddenly dehiscing pods; some species placed in genus Cassia