R. langbianense
Species
| Subgenus | Hymenanthes |
| Section | Pontica |
| Subsection | Irrorata |
| Introduced | 2000 |
| First Described | 1930 ( A.Chev. ) |
| Origin | Langbian, Vietnam |
| Habitat | terrestrial |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | pink |
| Leaves | ? |
| Winter Foliage | evergreen |
| Hardiness | ? |