Euphorbia nutans Lag., Gen. Sp. Pl.: 17. 1816 sec. Martínez-Gordillo & al. 2002
- =Euphorbia preslii Guss., Florae Siculae Prodromus: 1. 1827 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia hypericifolia var. communis Engelm., Rep. U.S. Mex. Bound., Bot. 2(1). 1858 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia podadenia Boiss., Prodr. (DC.). 15(2). 1862 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce nutans (Lag.) Small, Fl. S.E. U.S. 1903 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce preslii (Guss.) Arthur, Torreya 11. 1912 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia langsingii Millsp., Publ. Field Mus. Nat. Hist. Bot. Ser. 2(9). 1913 syn. sec. Martínez-Gordillo & al. 2006
- =Chamaesyce podadenia (Boiss.) Millsp. in Publ. Field Mus. Nat. Hist. Bot. Ser. 2(11): 411. 1916 syn. sec. Martínez-Gordillo & al. 2006
- =Tithymalus nutans (Lag.) Samp., Anais da Faculdade de Sciencias do Porto. 17. 1931 syn. sec. Martínez-Gordillo & al. 2006
- =Euphorbia potosina var. lamasis Carvajal & Lomelí, Phytologia 49(3). 1981 syn. sec. Martínez-Gordillo & al. 2006