| canada | manitoba | bouteloua curtipendula | species | 2 | 0 |
| mexico | | bouteloua curtipendula | species | 22 | 0 |
| mexico | | bouteloua curtipendula var. caespitosa | varietas | 8 | 0 |
| mexico | | bouteloua curtipendula var. curtipendula | varietas | 4 | 0 |
| mexico | | bouteloua curtipendula var. tenuis | varietas | 5 | 0 |
| united states | | bouteloua curtipendula | species | 11 | 0 |
| united states | | bouteloua curtipendula var. caespitosa | varietas | 2 | 0 |
| united states | | bouteloua curtipendula var. curtipendula | varietas | 2 | 0 |
| united states | tennessee | bouteloua curtipendula | species | 1 | 0 |
| united states | texas | bouteloua curtipendula | species | 3 | 0 |