Echinopsis gemmata (Otto ex Pfeiff.) K.Schum. in Martius, Fl. Bras. 4(2): 231. 1890 Echinopsis gemmata (Otto ex Pfeiff.) K.Schum. in Martius, Fl. Bras. 4(2): 231. 1890Taxon for this nameEchinopsis gemmata (Otto ex Pfeiff.) K.Schum.