Binghamia olowinskiana (Backeb.) W.T.Marshall in Marshall & Bock, Cactaceae: 100. 1941 Binghamia olowinskiana (Backeb.) W.T.Marshall in Marshall & Bock, Cactaceae: 100. 1941is new combination for Haageocereus olowinskianus Backeb. in Cactaceae (Berlin) 1936: 119. 1936Taxon for this nameBinghamia olowinskiana (Backeb.) W.T.Marshall