| TaxonId | Name | Volume | Year | ||
| 242444109 | Rhododendron mianningense | 冕宁杜鹃 | Vol.14 | 2005 | |
| 200016489 | Rhododendron micranthum | 照山白 | Vol.14 | 2005 | |
| 242344168 | Rhododendron microgynum | 短蕊杜鹃 | Vol.14 | 2005 | |
| 242344169 | Rhododendron microleucum | Vol.14 | 2005 | ||
| 242344170 | Rhododendron micromeres | Vol.14 | 2005 | ||
| 200016490 | Rhododendron microphyton | 亮毛杜鹃 | Vol.14 | 2005 | |
| 242344171 | Rhododendron microphyton var. microphyton | 亮毛杜鹃(原变种) | Vol.14 | 2005 | |
| 242344172 | Rhododendron microphyton var. trichanthum | 碧江亮毛杜鹃 | Vol.14 | 2005 | |
| 242344173 | Rhododendron mimetes | 优异杜鹃 | Vol.14 | 2005 | |
| 242344175 | Rhododendron miniatum | 焰红杜鹃 | Vol.14 | 2005 | |
| 200016491 | Rhododendron minutiflorum | 小花杜鹃 | Vol.14 | 2005 | |
| 242344176 | Rhododendron minyaense | 黄褐杜鹃 | Vol.14 | 2005 | |
| 242444871 | Rhododendron missionarium | Vol.14 | 2005 | ||
| 242344179 | Rhododendron mitriforme | 头巾马银花 | Vol.14 | 2005 | |
| 242344180 | Rhododendron mitriforme var. mitriforme | 头巾马银花(原变种) | Vol.14 | 2005 |
