Cereus haworthii DC., Prodr. 3: 465. 1828 Cereus haworthii DC., Prodr. 3: 465. 1828is basionym for Pilocereus haworthii (DC.) Console ex Lem. in Rev. Hort. 1862: 428. 1862is basionym for Cactus haworthii (DC.) Spreng., Syst. Veg., ed. 16, 2: 495. 1825Taxon for this nameCereus haworthii DC.