| Name | Rhododendron arizelum I. B. Balfour & Forrest |
| Authorship | I. B. Balfour & Forrest |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhododendron Linnaeus |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Rhododendron arizelum I. B. Balfour & Forrest |
| Identification made in | [no date] (1), 2005 (2), 2016 (5) |