| Name | Aristida stenostachya Clayton | 
| Authorship | Clayton | 
| Rank | Species | 
| Placed in | Aristida Linnaeus | 
| Citation | 1968 Bol. Soc. Argent. Bot. 12: 111 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Aristida stenostachya Clayton | 
| Identification made in | [no date] (1) | 
