×Trivia M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 6. 2019 ×Trivia M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 6. 2019Taxon for this name×Trivia M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 6. 2019