| Oncorachis | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Subfamily: | Panicoideae |
| Supertribe: | Andropogonodae |
| Tribe: | Paspaleae |
| Subtribe: | Arthropogoninae |
| Genus: | Oncorachis Morrone & Zuloaga |
Oncorachis is a genus of grasses. It includes two species native to Brazil and Paraguay.