| Name | Rhynchospora corymbosa var. singularis Kükenthal |
| Authorship | Kükenthal |
| Rank | Variety |
| Placed in | Rhynchospora corymbosa (Linnaeus) Britton |
| Citation | 1949 Bot. Jahrb. Syst. 74(3): 417 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rhynchospora corymbosa var. singularis Kükenthal |
| Identification made in | 2020 (1) |