CCDB → Angiosperms → Compositae → Rhynchospermum
| Taxon name | Status | Median (n) |
| Rhynchospermum verticillatum Reinw. ex Reinw. | Accepted | 9 |
| Rhynchospermum verticillatum None | Synonym of Rhynchospermum verticillatum Reinw. ex Reinw. | 9 |
| Rhynchospermum verticillatum Reinw. | Synonym of Rhynchospermum verticillatum Reinw. ex Reinw. | 9 |