Oxalis L., Sp. Pl. 1: 433. 1753 sec. Sidwell 2011
- =Acetosella Kuntze, Rev. Gen. Pl. 1: 90. 1891 syn. sec. Stevens 2001
- =Ionoxalis Small, Fl. S.E. U.S.: 665, 1332. 1903 syn. sec. Stevens 2001
- =Xanthoxalis Small, Fl. S.E. U.S.: 666–669, 1332–1333. 1903 syn. sec. Stevens 2001