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CCDB → Angiosperms → Hydroleaceae → Hydrolea
| Taxon name | Status | Median (n) |
| Hydrolea ovata Nutt. ex Choisy | Accepted | 10 |
| Hydrolea quadrivalvis Walter | Accepted | 10 |
| Hydrolea spinosa L. | Accepted | 20 |
| Hydrolea zeylanica (L.) Vahl | Accepted | 9 |
| Hydrolea affinis A. Gray | Unresolved | 10 |
| Hydrolea spinosa var. spinosa | Synonym of Hydrolea spinosa L. | 20 |
| Lycium capsulare L. | Synonym of Hydrolea spinosa L. | 20 |