| Name | Carex straminea var. congesta Olney |
| Authorship | Olney |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex straminea Willdenow ex Schkuhr |
| Citation | 1868 Proc. Amer. Acad. Arts 7: 393 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Carex straminea var. congesta Olney |
| Identification made in | [no date] (3) |