| Name | Rhododendron quadrasianum var. marivelesense (H. F. Copeland) Sleumer |
| Authorship | (H. F. Copeland) Sleumer |
| Rank | Variety |
| Placed in | Rhododendron quadrasianum S. Vidal |
| Citation | 1960 Reinwardtia 5: 66 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Rhododendron quadrasianum var. marivelesense (H. F. Copeland) Sleumer |
| Identification made in | [no date] (4) |