×Haagivia M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 3. 2019 ×Haagivia M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 3. 2019Taxon for this name×Haagivia M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 3. 2019