| Zaadplanten | Kern angiospermen |
| Claden_1 | eudicots |
| Claden_2 | core eudicots |
| Claden_3 | superrosids |
| Claden_4 | rosids |
| Claden_5 | malvids |
| 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 | Brassicales Bromhead |
| Familie | Brassicaceae Burnett |
| Subfamilie | Brassicoideae Prantl |
| Supertak | Camelinodae V.E. Avet |
| Tak | Physarieae B.L.Rob. |
| Geslacht | Physaria A.Gray |
| Soort | douglasii (S. Watson) O'Kane & Al-Shehbaz |
| Synoniem | Lesquerella douglasii S. Watson |
Physaria douglasii (S. Watson) O'Kane & Al-Shehbaz
