| Zaadplanten | Kern angiospermen |
| Claden_1 | eudicots |
| Claden_2 | core eudicots |
| Claden_3 | superasterids |
| Domein | Eukaryota Whittaker & Margulis |
| Supergroep | Archaeplastida (Plantae) Adl et al. |
| Rijk | Viridiplantae Cavalier-Smith |
| Subrijk | Streptobionta Kenrick & Crane |
| Superstam | Embryophyta Engler |
| Stam | Magnoliophyta Cronquist, Takht. & W. Zimm. ex Reveal |
| Orde | Caryophyllales Juss. ex Bercht. & J.Presl |
| Familie | Cactaceae Juss. |
| Subfamilie | Cactoideae Eaton |
| Tak | Trichocereeae Buxb. |
| Geslacht | Echinopsis Zucc. |
| Soort | oxygona (Link) Zucc. |
| Synoniem | Echinopsis multiplex (Pfeiff.) Zucc. ex Pfeiff. & Otto |
Echinopsis oxygona (Link) Zucc.
