Notocactus blaauwianus Vliet in Succulenta (Netherlands) 55: 108–109, f. 1976
Notocactus blaauwianus in Succulenta (Netherlands) 55: 108–109, f. 1976
is basionym for Notocactus multicostatus var. blaauwianus in Internoto 25: 64. 2004
is basionym for Parodia concinna subsp. blaauwiana in Cactaceae Consensus Init. 6: 11. 1998