Peniocereus greggii var. transmontanus (Engelm.) Backeb., Cactaceae 4: 1945. 1960 sec. Parfitt & Gibson 2003
- ≡Cereus greggii var. transmontanus Engelm. in Proc. Amer. Acad. Arts 3: 287. 1856 syn. sec. Parfitt & Gibson 2003
- ≡Peniocereus greggii subsp. transmontanus (Engelm.) U.Guzmán, Cat. Cactaceas Mex.: 199. 2003 syn. sec. Parfitt & Gibson 2003