| Name | Rhododendron quadrasianum var. borneense J. J. Smith | 
| Authorship | J. J. Smith | 
| Rank | Variety | 
| Placed in | Rhododendron quadrasianum S. Vidal | 
| Citation | 1935 Bull. Jard. Bot. Buitenzorg sér. 3, 13: 444 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Rhododendron quadrasianum var. borneense J. J. Smith | 
| Identification made in | [no date] (2) |