| Name | Rhynchospora megaplumosa E. L. Bridges & Orzell |
| Authorship | E. L. Bridges & Orzell |
| Rank | Species |
| Placed in | Rhynchospora Vahl |
| Citation | 2000 Lundellia 3: 20 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rhynchospora megaplumosa E. L. Bridges & Orzell |
| Identification made in | [no date] (1) |