Family Code: FABACE Genus Code: SENNA Genus CN: senna Genus Authority: Mill. Genus Summary: A genus of about 295-350 species, trees, shrubs, and herbs, of tropical and warm temperate areas. Genus References: Isely (1975)=Z; Irwin & Barneby (1982)=Y; Robertson & Lee (1976)=X; Isely (1998)=I; Isely (1990)=SE; Marazzi et al. (2006). Last Updated: 2019-11-29 Publish: 1