Sida acuta Burm. f., Fl. Indica: 147. 1768 sec. Fryxell 2011
- =Sida carpinifolia L. f., Suppl. Pl.: 307. 1782 ["1781"] syn. sec. Fryxell 1992
- =Sida berlandieri Turcz. in Bull. Soc. Imp. Naturalistes Moscou 31(1): 197. 1858 syn. sec. Fryxell 1992
- =Sida acuta var. carpinifolia (Medik.) K. Schum., Flora Brasiliensis 12(3): 326. 1891 syn. sec. Fryxell 1988
- =Sida disticha Sessé & Moc., Fl. Mexic. (ed. 2): 155. 1894, nom. illeg. syn. sec. The Plant List 2013
- =Sida lancea Gand. in Bull. Soc. Bot. France 71: 630. 1924 syn. sec. Fryxell 1992