Senna unijuga (Rose) H.S. Irwin & Barneby, Mem. New York Bot. Gard. 35: 576. 1982 sec. Irwin & Barneby 1982
- ≡Cassia unijuga Rose, Contr. U.S. Natl. Herb. 5: 195. 1899 syn. sec. Irwin & Barneby 1982
- ≡Palmerocassia unijuga (Rose) Britton, N. Amer. Fl. 23(4): 254. 1930 syn. sec. Irwin & Barneby 1982