Cereus micracanthus DC. in Mém. Mus. Hist. Nat. 17: 115. 1828 Cereus micracanthus DC. in Mém. Mus. Hist. Nat. 17: 115. 1828Taxon for this nameCereus micracanthus DC. in Mém. Mus. Hist. Nat. 17: 115. 1828