CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.
CCDB → Angiosperms → Compositae → Hemizonella
| Taxon name | Status | Median (n) |
| Hemizonella minima (A. Gray) A. Gray | Accepted | 16 |
| Hemizonia minima A. Gray | Synonym of Hemizonella minima (A. Gray) A. Gray | 16 |
| Madia minima (A. Gray) D. D. Keck | Synonym of Hemizonella minima (A. Gray) A. Gray | 16 |