| Name | Rhododendron megacalyx I. B. Balfour & F. K. Ward |
| Authorship | I. B. Balfour & F. K. Ward |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhododendron Linnaeus |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Rhododendron megacalyx I. B. Balfour & F. K. Ward |
| Identification made in | [no date] (9), 2006 (2), 2009 (1) |
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