| TaxonId | Name | Volume | Year | ||
| 242344133 | Rhododendron maculiferum subsp. maculiferum | 麻花杜鹃(原亚种) | Vol.14 | 2005 | |
| 200016481 | Rhododendron maddenii | 隐脉杜鹃 | Vol.14 | 2005 | |
| 242344134 | Rhododendron maddenii subsp. crassum | 滇隐脉杜鹃 | Vol.14 | 2005 | |
| 242344135 | Rhododendron maddenii subsp. maddenii | 隐脉杜鹃(原亚种) | Vol.14 | 2005 | |
| 242444864 | Rhododendron maddenii var. longiflorum | Vol.14 | 2005 | ||
| 242344136 | Rhododendron magnificum | 强壮杜鹃 | Vol.14 | 2005 | |
| 242344137 | Rhododendron magniflorum | 贵州大花杜鹃 | Vol.14 | 2005 | |
| 242344139 | Rhododendron maguanense | 马关杜鹃 | Vol.14 | 2005 | |
| 242344140 | Rhododendron mainlingense | 米林杜鹃 | Vol.14 | 2005 | |
| 242344141 | Rhododendron mairei | Vol.14 | 2005 | ||
| 242344142 | Rhododendron malipoense | 麻栗坡杜鹃 | Vol.14 | 2005 | |
| 200016482 | Rhododendron mallotum | 羊毛杜鹃 | Vol.14 | 2005 | |
| 242344143 | Rhododendron mandarinorum | Vol.14 | 2005 | ||
| 242344144 | Rhododendron mannophorum | Vol.14 | 2005 | ||
| 242344145 | Rhododendron manopeplum | Vol.14 | 2005 |
