| Name | Radiogrammitis holttumii (Copeland) Parris |
| Authorship | (Copeland) Parris |
| Rank | Species |
| Placed in | Radiogrammitis Parris |
| Citation | 2007 Gard. Bull. Singapore 58: 242 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Radiogrammitis holttumii (Copeland) Parris |
| Identification made in | [no date] (2) |