Vicia ludoviciana subsp. leavenworthii (Nutt. ex Torr. & A. Gray) Lassetter & Gunn in U.S.D.A. Tech. Bull. 1601: 16. 1979 sec. Téllez-Valdés 2009
- =Vicia leavenworthii Nutt. ex Torr. & A. Gray, Fl. N. Amer. 1(2): 271. 1838 syn. sec. Téllez-Valdés 2009