Echinocereus viridiflorus subsp. viridiflorus sec. Hunt 2016
- =Cereus viridiflorus var. minor Engelm. in Proc. Amer. Acad. Arts 3: 278. 1856 syn. sec. Britton & Rose 1922
- =Echinocereus labouretianus Lem., Cactées: 57. 1868 syn. sec. Britton & Rose 1922
- =Echinocactus labouretii C.F.Först., Handb. Cacteenk., ed. 2: 811. 1885 syn. sec. Britton & Rose 1922
- =Echinocereus viridiflorus var. gracilispinus Rümpler, Handb. Cacteenk., ed. 2: 814. 1885 syn. sec. Britton & Rose 1922
- =Echinocereus strausianus Haage Jr. in Quehl in Monatsschr. Kakteenk. 10: 70. 1890 syn. sec. Britton & Rose 1922
- =Echinocereus viridiflorus var. major Bridson in Monatsschr. Kakteenk. 16: 142. 1906 syn. sec. Britton & Rose 1922
- =Echinocereus viridiflorus var. rubra Frič in Ceskoslov. Zahradn. Listy 1924: 121. 1924 syn. sec. WFO 2019