Oreocereus crassiniveus Backeb. in Desert Pl. Life 21: 9. 1949 Oreocereus crassiniveus Backeb. in Desert Pl. Life 21: 9. 1949is basionym for Oreocereus trollii var. crassiniveus (Backeb.) Backeb., Cactaceae 2: 1038. 1959Taxon for this nameOreocereus crassiniveus Backeb.