Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992 Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992is new combination for Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902Taxon for this namePachycereus aragonii (F.A.C.Weber) P.V.Heath