| Zaadplanten | Kern angiospermen |
| Claden_1 | eudicots |
| 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 | Ranunculales Juss. ex Bercht. & J.Presl |
| Familie | Papaveraceae Juss. (incl. Fumariaceae Marquis en Pteridophyllaceae Nakai ex Reveal & Hoogland) |
| Subfamilie | Papaveroideae Eaton |
| Tak | Chelidonieae Dumortier |
| Geslacht | Stylophorum Nutt. |
| Soort | diphyllum (Michx.) Nutt. |
Stylophorum diphyllum (Michx.) Nutt.
