| Name | Glyceria elongata (Torrey) Trinius |
| Authorship | (Torrey) Trinius |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Glyceria |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Glyceria elongata (Torrey) Trinius |
| Identification made in | [no date] (2) |