| Name | Carex echinata var. angustata (J. Carey) L. H. Bailey |
| Authorship | (J. Carey) L. H. Bailey |
| Rank | Variety |
| Placed in | Carex echinata Murray |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Carex echinata var. angustata (J. Carey) L. H. Bailey |
| Identification made in | [no date] (1) |