Echinopsis tapecuana F.Ritter in Succulenta (Netherlands) 44: 24. 1965 Echinopsis tapecuana F.Ritter in Succulenta (Netherlands) 44: 24. 1965is basionym for Echinopsis obrepanda subsp. tapecuana (F.Ritter) G.Navarro in Lazaroa 17: 51. 1996Taxon for this nameEchinopsis tapecuana F.Ritter