Senna pumilio (A. Gray) H.S. Irwin & Barneby, Phytologia 44(7): 500. 1979 sec. Irwin & Barneby 1982
- ≡Cassia pumilio A. Gray, Boston J. Nat. Hist. 6(2): 180. 1850 syn. sec. Irwin & Barneby 1982
- ≡Tharpia pumilio (A. Gray) Britton & Rose, N. Amer. Fl. 23(4): 247. 1930 syn. sec. Irwin & Barneby 1982