Echinopsis rhodotricha var. argentinensis Rud.Mey. in Monatsschr. Kakteenk. 21: 188. 1911 Echinopsis rhodotricha var. argentinensis Rud.Mey. in Monatsschr. Kakteenk. 21: 188. 1911Taxon for this nameEchinopsis rhodotricha var. argentinensis Rud.Mey.