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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 |