Aporocactus ×mallisonii (Otto & A.Dietr.) Borg, Cacti, ed. 1: 171. 1937 Aporocactus ×mallisonii (Otto & A.Dietr.) Borg, Cacti, ed. 1: 171. 1937is new combination for Cereus mallisonii Otto & A.Dietr. in Verh. Ver. Beföd. Gartenb. 12: 134. 1837Taxon for this nameAporocactus ×mallisonii (Otto & A.Dietr.) Borg