Euphorbia hirta L., Sp. Pl. 1753 sec. Martínez-Gordillo & al. 2002
- =Euphorbia pilulifera L., Sp. Pl. 1753 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia capitata Lam., Encyclopedie Methodique. Botanique. 2. 1788 syn. sec. Martínez-Gordillo & al. 2006
- =Tithymalus piluliferus (L.) Moench, Suppl. Meth.: 1802 syn. sec. Martínez-Gordillo & al. 2006
- =Anisophyllum piluliferum (L.) Haw., Syn. Pl. Succ. 1812 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia globulifera Kunth, Nov. Gen. Sp. Pl. 2. 1817 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia nodiflora Steud., Nomencl. Bot. (ed. 2). 1. 1840 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia pilulifera var. discolor Engelm., Rep. U.S. Mex. Bound., Bot. 2(1). 1858 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia karwinskyi Boiss., Cent. Euphorb. 1860 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia bancana Miq., Flora van Nederlandsch Indie, Eerste Bijvoegsel. 1861 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce pilulifera (L.) Small, Fl. S.E. U.S. 1903 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce hirta (L.) Millsp., Publ. Field Mus. Nat. Hist. Bot. Ser. 2(7). 1909 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce rosei Millsp., Publ. Field Mus. Nat. Hist. Bot. Ser. 2(11). 1916 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia chrysochaeta W. Fitzg., J. of the Royal Society of Western Australia. 3. 1918 syn. sec. Martínez-Gordillo & al. 2006