| Piptatherum gracile Mez |
Accepted |
12 |
| Piptatherum holciforme (M. Bieb.) Roem. & Schult. |
Accepted |
12 |
| Piptatherum microcarpum (Pilg.) Tzvelev |
Accepted |
12 |
| Piptatherum miliaceum (L.) Coss. |
Accepted |
12 |
| Piptatherum munroi (Stapf) Mez |
Accepted |
12 |
| Piptatherum paradoxum (L.) P. Beauv. |
Accepted |
12 |
| Piptatherum virescens (Trin.) Boiss. |
Accepted |
12 |
| Oryzopsis aequiglumis Duthie ex Hook. |
Synonym of Piptatherum aequiglume (Duthie) Roshev. |
12 |
| Oryzopsis canadensis (Poir.) Torr. ex A. Gray |
Synonym of Piptatherum canadense (Poir.) Dorn |
11 |
| Oryzopsis coerulescens (Desf.) Hack. |
Synonym of Piptatherum coerulescens (Desf.) P. Beauv. |
12 |
| Oryzopsis holciformis (M. Bieb.) Hack. |
Synonym of Piptatherum holciforme (M. Bieb.) Roem. & Schult. |
12 |
| Oryzopsis lateralis (Regel) Stapf ex Hook. |
Synonym of Piptatherum laterale (Regel) Nevski |
12 |
| Oryzopsis micrantha (Trin. & Rupr.) Thurb. |
Synonym of Piptatherum micranthum (Trin. & Rupr.) Barkworth |
11 |
| Oryzopsis microcarpa Pilg. |
Synonym of Piptatherum microcarpum (Pilg.) Tzvelev |
12 |
| Piptatherum vicarium (Grigorj.) Roshev. |
Synonym of Piptatherum microcarpum (Pilg.) Tzvelev |
12 |
| Oryzopsis miliacea (L.) Asch. & Schweinf. |
Synonym of Piptatherum miliaceum (L.) Coss. |
12 |
| Oryzopsis munroi Stapf ex Hook. |
Synonym of Piptatherum munroi (Stapf) Mez |
12 |
| Oryzopsis paradoxa (L.) Nutt. |
Synonym of Piptatherum paradoxum (L.) P. Beauv. |
12 |
| Oryzopsis virescens (Trin.) Beck |
Synonym of Piptatherum virescens (Trin.) Boiss. |
12 |