R. suoilenhense
Species
| Subgenus | Hymenanthes |
| Section | Pontica |
| Subsection | Grandia |
| Introduced | 1992 |
| Origin | Lao Cai prov., Vietnam 2300-3140 meter |
| Habitat | terrestrial |
| Mature Wild Height | 1500 cm. (50ft.) |
| Bloom Time | ? |
| Flower | broadly tubular campanulate to ventricose |
| Predominant Colour | white |
| Leaves | elliptic to oblanceolate |
| Winter Foliage | evergreen |
| Hardiness | ? |
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