Acmispon grandiflorus (Benth.) Brouillet, J. Bot. Res. Inst. Texas 2(1): 390. 2008 sec. Brouillet 2008
- ≡Hosackia grandiflora Benth., Trans. Linn. Soc. London 17: 366. 1837 syn. sec. Brouillet 2008
- ≡Lotus grandiflorus (Benth.) Greene, Pittonia 2: 145. 1890 syn. sec. Brouillet 2008
- ≡Anisolotus grandiflorus (Benth.) A. Heller, Muhlenbergia 8(1-2): 20. 1912 syn. sec. Brouillet 2008
- =Lotus guadalupensis Greene, Pittonia 2: 144. 1890 syn. sec. Brouillet 2008
- =Hosackia anthylloides (A. Gray) Millsp., Publ. Field Columb. Mus., Bot. Ser. 5: 150. 1923 syn. sec. Brouillet 2008