Cylindropuntia leptocaulis (DC.) F.M. Knuth, Kaktus-ABC: 122. 1936 sec. Hunt 2016
- ≡Opuntia leptocaulis DC. in Mém. Mus. Hist. Nat. 17: 118. 1828 syn. sec. Guzmán & al. 2003
- =Opuntia ramulifera Salm-Dyck, Hort. Dyck.: 360. 1834 syn. sec. Guzmán & al. 2003
- =Opuntia gracilis Pfeiff., Enum. Diagn. Cact.: 172. 1837 syn. sec. Guzmán & al. 2003
- =Opuntia fragilis var. frutescens Engelm. in Boston J. Nat. Hist. 5: 245. 1845 syn. sec. Guzmán & al. 2003
- =Opuntia vaginata Engelm., Memoir Tour N. Mexico [Wislizenus]: 100. 1848 syn. sec. Guzmán & al. 2003
- =Opuntia frutescens (Engelm.) Engelm. in Boston J. Nat. Hist. 6: 208. 1850 syn. sec. Guzmán & al. 2003
- =Opuntia frutescens var. brevispina Engelm. in Proc. Amer. Acad. Arts 3: 53. 1856 syn. sec. Guzmán & al. 2003
- =Opuntia frutescens var. longispina Engelm. in Proc. Amer. Acad. Arts 3: 53. 1856 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. brevispina (Engelm.) S. Watson, Bibliogr. index N. Amer. bot. 1: 407. 1878 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. vaginata (Engelm.) S. Watson, Bibliogr. index N. Amer. bot. 1: 407. 1878 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. stipata J.M. Coult. in Contr. U.S. Natl. Herb. 3: 456. 1896 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. longispina A. Berger in Bot. Jahrb. Syst. 36: 450. 1905 syn. sec. Guzmán & al. 2003
- =Opuntia brittonii J.G. Ortega in México Forest. 6: 68. 1928 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. badia A. Berger, Kakteen (Berger): 59. 1929 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. pluriseta A. Berger, Kakteen (Berger): 59. 1929 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. robustior A. Berger, Kakteen (Berger): 59. 1929 syn. sec. Guzmán & al. 2003
- =Cylindropuntia leptocaulis var. badia (A. Berger) F.M. Knuth, Kaktus-ABC: 123. 1936 syn. sec. Guzmán & al. 2003
- =Cylindropuntia leptocaulis var. brevispina (Engelm.) F.M. Knuth, Kaktus-ABC: 122. 1936 syn. sec. Guzmán & al. 2003
- =Cylindropuntia leptocaulis var. longispina (Engelm.) F.M. Knuth, Kaktus-ABC: 123. 1936 syn. sec. Guzmán & al. 2003
- =Cylindropuntia leptocaulis var. pluriseta (A. Berger) F.M. Knuth, Kaktus-ABC: 123. 1936 syn. sec. Guzmán & al. 2003
- =Cylindropuntia leptocaulis var. robustior (A. Berger) F.M. Knuth, Kaktus-ABC: 123. 1936 syn. sec. Guzmán & al. 2003
- =Cylindropuntia leptocaulis var. vaginata (Engelm.) F.M. Knuth, Kaktus-ABC: 123. 1936 syn. sec. Guzmán & al. 2003
- =Cylindropuntia brittonii (J.G. Ortega) Backeb., Cactaceae (Backeberg) 1: 171. 1958 syn. sec. Guzmán & al. 2003
- =Opuntia leptocaulis var. brittonii (J.G. Ortega) Bravo in Cact. Suc. Mex. 17: 119. 1972 syn. sec. Guzmán & al. 2003
- =Grusonia leptocaulis (DC.) G.D. Rowley in Tephrocactus Study Group 12: 44. 2006 syn. sec. Rowley 2006