CCDB → Angiosperms → Compositae → Rhagadiolus
| Taxon name | Status | Median (n) |
| Rhagadiolus edulis Gaertn. | Accepted | 5 |
| Rhagadiolus stellatus (L.) Gaertn. | Accepted | 5 |
| Rhagadiolus leiocarpus (DC.) Bonnier | Unresolved | 5 |
| Rhagadiolus stellatus DC. | Unresolved | 5 |
| Rhagadiolus angulosus (Jaub. & Spach) Kupicha | Synonym of Garhadiolus hedypnois Jaub. & Spach | 5 |
| Rhagadiolus stellatus subsp. edulis (Gaertn.) Arcang. | Synonym of Rhagadiolus edulis Gaertn. | 5 |
| Rhagadiolus stellatus var. leiocarpus DC. | Synonym of Rhagadiolus stellatus (L.) Gaertn. | 5 |