| Name | Macrothamniella novoguinensis E. B. Bartram |
| Authorship | E. B. Bartram |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Macrothamniella |
| Citation | 1961 Brittonia 13: 380 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Macrothamniella novoguinensis E. B. Bartram |
| Identification made in | [no date] (1), 1985 (1), 1988 (1), 2014 (1) |