Rhynchosia precatoria DC., Prodr. [A. P. de Candolle] 2: 385. 1825 sec. Flora of North America Editorial Comitee 2023
- ≡Glycine precatoria Humb. & Bonpl. ex Willd., Enum. Pl. [Willdenow] 2: 755. 1809 syn. sec. Téllez-Valdés 2009
- =Rhynchosia volubilis Lour., Fl. Cochinch. 2: 460. 1790 syn. sec. Téllez-Valdés 2009
- =Rhynchosia bicolor Micheli, Mem. Soc. Phys. Genève 34: 264, t. 14. 1903 syn. sec. Flora of North America Editorial Comitee 2023
- =Dolicholus vailiae Rose, Contr. U.S. Natl. Herb. 10: 101. 1906 syn. sec. Flora of North America Editorial Comitee 2023
- =Indigofera volubilis Wendland ex J.C. Wendl., Bot. Beobacht. [Wendland] 55. 1798 syn. sec. Flora of North America Editorial Comitee 2023