Cereus colosseus (F.Ritter) Guiggi in Cactology 3: 6. 2012 Cereus colosseus (F.Ritter) Guiggi in Cactology 3: 6. 2012is new combination for Piptanthocereus colosseus F.Ritter, Kakteen Südamerika 2: 553-554. 1980Taxon for this nameCereus colosseus (F.Ritter) Guiggi
