| Name | Rhododendron sinogrande I. B. Balfour & W. W. Smith |
| Authorship | I. B. Balfour & W. W. Smith |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhododendron Linnaeus |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Rhododendron sinogrande I. B. Balfour & W. W. Smith |
| Identification made in | [no date] (21), 2009 (1) |