Phyllocactus ×hildmannii Hildm. in Gartenflora 44: 633. 1895 Phyllocactus ×hildmannii Hildm. in Gartenflora 44: 633. 1895is basionym for ×Disoselenicereus hildmannii (Hildm.) M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 2. 2019Taxon for this namePhyllocactus ×hildmannii Hildm.