| TaxonId | Name | Volume | Year | ||
| 242344091 | Rhododendron leptopeplum | 腺绒杜鹃 | Vol.14 | 2005 | |
| 242344092 | Rhododendron leptosanthum | Vol.14 | 2005 | ||
| 200016470 | Rhododendron leptothrium | 薄叶马银花 | Vol.14 | 2005 | |
| 242344093 | Rhododendron leucandrum | Vol.14 | 2005 | ||
| 242344094 | Rhododendron leucaspis | 白背杜鹃 | Vol.14 | 2005 | |
| 242344095 | Rhododendron leucobotrys | Vol.14 | 2005 | ||
| 242344096 | Rhododendron leucolasium | Vol.14 | 2005 | ||
| 242344097 | Rhododendron leucopetalum | Vol.14 | 2005 | ||
| 200016471 | Rhododendron levinei | 南岭杜鹃 | Vol.14 | 2005 | |
| 242344098 | Rhododendron levistratum | Vol.14 | 2005 | ||
| 242444102 | Rhododendron liaoxigense | 辽西杜鹃 | Vol.14 | 2005 | |
| 242444103 | Rhododendron liboense | 荔波杜鹃 | Vol.14 | 2005 | |
| 250095921 | Rhododendron lilacinum | Vol.0 | 2005 | ||
| 200016472 | Rhododendron liliiflorum | 百合花杜鹃 | Vol.14 | 2005 | |
| 242344099 | Rhododendron limprichtii | Vol.14 | 2005 |
