R. orthocladum var orthocladum
Species
| Subgenus | Rhododendron |
| Section | Rhododendron |
| Subsection | Lapponica |
| In cultivation since | 1913 |
| Habitat | terrestrial |
| 10 Year Height | ? |
| Mature Wild Height | 120 cm. (4ft.) |
| Bloom Time | early midseason |
| Flower | widely funnel-shaped |
| Predominant Colour | purple |
| Leaves | lanceolate |
| Winter Foliage | evergreen |
| Hardiness | H3 |
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