| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Bouteloua | curtipendula | 995 |
| 2 | Bouteloua | dactyloides | 580 |
| 3 | Bouteloua | gracilis | 411 |
| 4 | Bouteloua | rigidiseta | 302 |
| 5 | Bouteloua | hirsuta | 209 |
| 6 | Bouteloua | barbata | 71 |
| 7 | Bouteloua | aristidoides | 51 |
| 8 | Bouteloua | pectinata | 43 |
| 9 | Bouteloua | trifida | 39 |
| 10 | Bouteloua | repens | 28 |
| 11 | Bouteloua | eriopoda | 23 |
| 12 | Bouteloua | chondrosioides | 17 |
| 13 | Bouteloua | scorpioides | 8 |
| 14 | Bouteloua | breviseta | 5 |
| 15 | Bouteloua | radicosa | 5 |
| 16 | Bouteloua | reflexa | 4 |
| 17 | Bouteloua | polymorpha | 4 |
| 18 | Bouteloua | uniflora | 3 |
| 19 | Bouteloua | elata | 2 |
| 20 | Bouteloua | simplex | 2 |
| 21 | Bouteloua | media | 2 |
| 22 | Bouteloua | diversispicula | 2 |
| 23 | Bouteloua | warnockii | 1 |
| 24 | Bouteloua | annua | 1 |
| 25 | Bouteloua | ramosa | 1 |