R. planecostatum
Species
| Subgenus | Rhododendron |
| Section | Vireya |
| Subsection | Euvireya |
| First Described | 1960 (Sleumer) |
| Origin | Malaysia, Sabah Mt. Kinabalu and the Crocker Range 1300 - 1700m |
| Habitat | epiphytic+terrestrial |
| 10 Year Height | ? |
| Mature Wild Height | 100 cm. (3ft.) |
| Bloom Time | late |
| Flower | cylindrical |
| Predominant Colour | orange |
| Leaves | elliptic |
| Winter Foliage | evergreen |
| Hardiness | H1 |
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