Ctenodon mucronulatus (Benth. ex Hemsl.) A. Delgado, Neodiversity 13: 23. 2020 sec. Cardoso & al. 2020
- ≡Drepanocarpus mucronulatus Benth. ex Hemsl., Diagn. Pl. Nov. Mexic. 1: 8. 1878 syn. sec. Cardoso & al. 2020
- =Brya amorphoides S. Watson, Proc. Amer. Acad. Arts 22: 406. 1887 syn. sec. Cardoso & al. 2020
- =Aeschynomene amorphoides (S. Watson) Rose ex B.L. Rob., Proc. Amer. Acad. Arts 29: 315. 1894 syn. sec. Cardoso & al. 2020
- =Hedysarum arborescens Sessé & Moc., Fl. Mexic. (ed. 2): 170. 1894 syn. sec. Cardoso & al. 2020
- =Aeschynomene bracteolaris L.Riley, Bull. Misc. Inform. Kew 1923(3): 115. 1923 syn. sec. Cardoso & al. 2020
- =Aeschynomene guadalajarana M.E. Jones, Contr. W. Bot. 18: 46. 1933 syn. sec. Cardoso & al. 2020