| Name | Rhododendron quadrasianum f. banahaoense Copeland |
| Authorship | Copeland |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhododendron quadrasianum S. Vidal |
| Citation | 1929 Philipp. J. Sci. 40: 145 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rhododendron quadrasianum f. banahaoense Copeland |
| Identification made in | [no date] (1) |