| Name | Festuca rubra subsp. densiuscula Hackel ex Beal |
| Authorship | Hackel ex Beal |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Festuca rubra Linnaeus |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Festuca rubra subsp. densiuscula Hackel ex Beal |
| Identification made in | [no date] (3) |