| Collector | Argent, G. |
| Number | 826 |
| Collected with | R. Kerby, Siduk, & Lieng |
| Country | Malaysia |
| Subpart | Sarawak |
| County | |
| Locality | Gunong Mulu National Park 4th Division, Baram District, Gunong Mulu, west ridge above camp. Upper montana forest. |
| Coordinates | 4° 3' N 114° 54' E |
| Minimum elevation (m) | 2000 |
| Maximum elevation (m) | 2000 |
| Start date | 1977/11/24 |
| End date | 1977/11/24 |
| Family | Ericaceae |
| Identification | Rhododendron youngii Argent |
| Determined by | |
| Identification qualifier | |
| Field notes | Flowers deep rich red, stamens arranged on upper side of tube the anthers showing up bright white against the corolla. Style and stigma red. Common shrub to c. 4 m. |
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