CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Alismataceae → Hydrocleys
| Taxon name | Status | Median (n) |
| Hydrocleys modesta Pedersen | Accepted | 7 |
| Hydrocleys nymphoides (Humb. & Bonpl.) Buchenau | Accepted | 8 |
| Hydrocleys nymphoides | Synonym of Hydrocleys nymphoides (Humb. & Bonpl.) Buchenau | 8 |
| Hydrocleys nymphoides None | Synonym of Hydrocleys nymphoides (Humb. & Bonpl.) Buchenau | 8 |