Pachycereus pringlei f. gibbosus P.V.Heath in Calyx 2: 107. 1992
Pachycereus pringlei f. gibbosus in Calyx 2: 107. 1992
is basionym for Pachycereus marginatus f. gibbosus in Calyx 2: 106. 1992
is basionym for Pachycereus gibbosus in Calyx 2(3): 107. 1992