CCDB → Angiosperms → Compositae → Guardiola
| Taxon name | Status | Median (n) |
| Guardiola angustifolia B. L. Rob. | Accepted | 12 |
| Guardiola arguta B. L. Rob. | Accepted | 12 |
| Guardiola mexicana Humb. & Bonpl. | Accepted | 12 |
| Guardiola platyphylla A. Gray | Accepted | 12 |
| Guardiola rosei B. L. Rob. | Accepted | 12 |
| Guardiola rotundiflora B. L. Rob. | Accepted | 12 |
| Guardiola rotundifolia B. L. Rob. | Accepted | 12 |
| Guardiola thompsonii P. V. Faasen | Accepted | 12 |
| Guardiola tulocarpus A. Gray | Accepted | 12 |
| Guardiola mexicana Bonpl. | Unresolved | 12 |
| Guardiola atriplicifolia A. Gray | Synonym of Guardiola mexicana Humb. & Bonpl. | 12 |