Aristida purpurea
| Purple three-awn | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Genus: | Aristida |
| Species: | A. purpurea |
| Binomial name | |
| Aristida purpurea | |
Aristida purpurea is a species of grass native to North America which is known by the common name purple three-awn.