| Name | Rhododendron hylothreptum I. B. Balfour & W. W. Smith |
| Authorship | I. B. Balfour & W. W. Smith |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhododendron Linnaeus |
| Citation | 1917 Trans. & Proc. Bot. Soc. Edinburgh 27: 195 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rhododendron hylothreptum I. B. Balfour & W. W. Smith |
| Identification made in | [no date] (1) |