R. arboreum ssp delavayi var delavayi
Species
| Subgenus | Hymenanthes |
| Section | Pontica |
| Subsection | Arborea |
| Origin | N.E India, Burma, Thailand, Yunnan, Guizhou 1500-3200 meter |
| Epiphytic/Terrestrial | terrestrial |
| Mature Wild Height | 900 cm. (30ft.) |
| Bloom Time | ? |
| Flower | ? |
| Flower Color | red |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | Evergreen |
| Minimum Hardiness | -5 C (23 F) |
| Additional Hardiness Info |
H3 |