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CCDB → Angiosperms → Poaceae → Hymenachne
| Taxon name | Status | Median (n) |
| Hymenachne amplexicaulis (Rudge) Nees | Accepted | 10 |
| Hymenachne donacifolia (Raddi) Chase | Accepted | 20 |
| Hymenachne pseudointerrupta C. Muell. | Synonym of Hymenachne amplexicaulis (Rudge) Nees | 10 |
| Panicum grumosum Nees | Synonym of Hymenachne grumosa (Nees) Zuloaga | 20 |