R. rivulare
Species
| Subgenus | Tsutsusi |
| Section | Tsutsusi |
| Subsection | |
| First Described | 1921 ( Hand.-Mazz. ) |
| Origin | Guangdong, Guangxi, Guizhou, Hubei, Hunan, Sichuan 700-1200 meter |
| Epiphytic/Terrestrial | terrestrial |
| Bloom Time | midseason |
| Flower | ? |
| Flower Color | ? |
| Leaves | ovate-lanceolate |
| Winter Foliage | evergreen |
| Hardiness | ? |