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CCDB → Angiosperms → Pontederiaceae → Monochoria
| Taxon name | Status | Median (n) |
| Monochoria hastata (L.) Solms | Accepted | 14 |
| Monochoria korsakowii Regel & Maack | Accepted | 26 |
| Monochoria vaginalis (Burm.) C. Presl | Accepted | 26 |
| Monochoria hastifolia C. Presl | Synonym of Monochoria hastata (L.) Solms | 14 |
| Monochoria valida G. X. Wang & Nagam. | Synonym of Monochoria hastata var. elata (Ridl.) Backer | 14 |
| Monochoria vaginalis | Synonym of Monochoria vaginalis (Burm.) C. Presl | 26 |
| Monochoria vaginalis var. angustifolia G. X. Wang | Synonym of Monochoria vaginalis (Burm.) C. Presl | 26 |
| Monochoria vaginalis var. plantaginea (Roxb.) Solms | Synonym of Monochoria vaginalis (Burm.) C. Presl | 26 |