| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Achnatherum | hymenoides | 149 |
| 2 | Achnatherum | miliaceum | 5 |
| 3 | Achnatherum | lemmonii | 4 |
| 4 | Achnatherum | robustum | 2 |
| 5 | Achnatherum | x | 2 |
| 6 | Achnatherum | clandestinum | 2 |
| 7 | Achnatherum | richardsonii | 1 |
| 8 | Achnatherum | calamagrostis | 1 |
| 9 | Achnatherum | thurberianum | 1 |
| 10 | Achnatherum | occidentale | 1 |
| 11 | Achnatherum | nelsonii | 1 |
| 12 | Achnatherum | petriei | 1 |