Cereus greggii var. transmontanus Engelm. in Proc. Amer. Acad. Arts 3: 287. 1856
Cereus greggii var. transmontanus in Proc. Amer. Acad. Arts 3: 287. 1856
is basionym for Peniocereus greggii var. transmontanus, Cactaceae 4: 1945. 1960
is basionym for Peniocereus greggii subsp. transmontanus, Cat. Cactaceas Mex.: 199. 2003