| Name | Aristida congesta var. pilifera Chiovenda |
| Authorship | Chiovenda |
| Rank | Variety |
| Placed in | Aristida congesta Roemer & J. H. Schultes |
| Citation | 1908 publ. 1907 Annuario Reale Ist. Bot. Roma 8: 333 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Aristida congesta var. pilifera Chiovenda |
| Identification made in | [no date] (1) |