Sida aggregata C. Presl, Reliq. Haenk. 2(2): 106. 1835 sec. Fryxell 2011
- =Sida arguta C. Presl, Reliq. Haenk. 2(2): 106. 1835, nom. illeg. syn. sec. The Plant List 2013
- =Sida setifera C. Presl, Reliq. Haenk. 2(2): 105. 1835 syn. sec. Fryxell 1992
- =Sida ampla M.E. Jones in Contr. W. Bot. 15: 146–147. 1929 syn. sec. The Plant List 2013