Parkinsonia microphylla Torr., Pacif. Railr. Rep. 4: 82. 1857 sec. Ricker & al. 2013
- ≡Cercidium microphyllum (Torr.) Rose & I.M. Johnst., Contr. Gray Herb. 70: 66. 1924 syn. sec. Ricker & al. 2013
- ≡Cercidiopsis microphylla (Torr.) Britton & Rose, N. Amer. Fl. 23(5): 306. 1930 syn. sec. ???