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CCDB → Angiosperms → Poaceae → Piptochaetium
| Taxon name | Status | Median (n) |
| Piptochaetium bicolor (Vahl) É. Desv. | Accepted | 11 |
| Piptochaetium brevicalyx (E. Fourn.) Ricker ex Hitchc. | Accepted | 11 |
| Piptochaetium fimbriatum (Humb. & Bonpl. & Kunth) Hitchc. | Accepted | 21 |
| Piptochaetium lasianthum Griseb. | Accepted | 11 |
| Piptochaetium napostaense (Speg.) Hack. ex Stuck. | Accepted | 11 |
| Stipa avenacea L. | Synonym of Piptochaetium avenaceum (L.) Parodi | 11 |
| Piptochaetium fimbriatum | Synonym of Piptochaetium fimbriatum (Humb. & Bonpl. & Kunth) Hitchc. | 21 |
| Stipa pringlei (Beal) Scribn. ex Vasey | Synonym of Piptochaetium pringlei (Beal) Parodi | 21 |
| Stipa virescens Kunth | Synonym of Piptochaetium virescens (Humb. & Bonpl. & Kunth) Parodi | 30 |