Oxalis frutescens L., Sp. Pl. 1: 435. 1753 sec. Sidwell 2011
- =Oxalis angustifolia Kunth, Nov. Gen. Sp. (quarto ed.) 5: 249–250. 1822 ["1821"] syn. sec. POWO 2019
- =Oxalis neaei DC., Prodr. Systematis Naturalis Regni Vegetabilis 1: 690. 1824 syn. sec. Sidwell 2011
- =Oxalis berlandieri Torr., Rep. U.S. Mex. Bound. Botany 2 (1): 41. 1859 syn. sec. Sidwell 2011
- =Acetosella frutescens (L.) Kuntze, Rev. Gen Pl. 1: 92. 1891 syn. sec. Sidwell 2011
- =Lotoxalis yucatanensis Rose, Contr. U.S. Natl. Herb. 10(3): 116. 1906 syn. sec. Sidwell 2011
- =Lotoxalis frutescens (L.) Small, N. Amer. Fl. 25 (1): 47-48. 1907 syn. sec. Sidwell 2011
- =Oxalis camporum Brandegee., Univ. Calif. Publ. Bot. 4(19): 377. 1913 syn. sec. Sidwell 2011
- =Oxalis yucatanensis (Rose) R. Knuth in Notizbl. Bot. Gart. Berlin-Dahlem 7: 291. 1919 syn. sec. Carnevali, F. G., Tapia-Muñoz, J. L., Duno de Stefano, R. & Ramírez Morillo, I. M. (Eds. Grales.) 2010
- =Oxalis stenomeres S.F. Blake, Contr. U.S. Natl. Herb. 24(1): 8. 1922 syn. sec. Sidwell 2011
- =Oxalis yucatanensis (Rose) L. Riley, Bull. Misc. Inform. Kew. 1923(4): 166. 1923 syn. sec. Sidwell 2011
- =Oxalis guatemalensis R. Knuth in Repert. Spec. Nov. Regni Veg. 29(781/790): 214. 1931 syn. sec. Sidwell 2011
- =Oxalis coccinea Woodson & Schery, Ann. Missouri Bot. Gard. 28(4): 431. 1941 syn. sec. Sidwell 2011
- =Oxalis frutescens subsp. angustifolia (Kunth) Lourteig, Phytologia 29(6): 463. 1975 syn. sec. Sidwell 2011