| Name | Pycnarrhena tumefacta Miers |
| Authorship | Miers |
| Rank | Species |
| Placed in | Pycnarrhena |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | Ann. Mag. Nat. Hist. ser. 3, 20: |
| Holdings | 25 Specimens held in the Harvard University Herbaria identified as Pycnarrhena tumefacta Miers |
| Identification made in | [no date] (25) |