Haseltonia hoppenstedtii (F.A.C.Weber) Backeb. in J. Cact. Succ. Soc. Austral. 1: 3. 1949 Haseltonia hoppenstedtii (F.A.C.Weber) Backeb. in J. Cact. Succ. Soc. Austral. 1: 3. 1949is new combination for Pilocereus hoppenstedtii Roezl ex Rümpler, Handb. Cacteenk., ed. 2: 667. 1885Taxon for this nameHaseltonia hoppenstedtii (F.A.C.Weber) Backeb.