| Jméno ▲ | Poznámka | |
|---|---|---|
| M.B. | - | |
| M.Martens | - | |
| Magyar ex H.L.Späth | - | |
| Mak. | - | |
| Makino | - | |
| Makino (1929) | - | |
| Marschall | - | |
| Marschall von Bieberstein | - | |
| Marsh. | - | |
| Mart. (1830) | - | |
| Mast. | - | |
| Matsum. | - | |
| Matuda | - | |
| Maw & Regel | - | |
| Maxim | - | |
| Maxim. | - | |
| Maximowicz | - | |
| McGregor | - | |
| Medik. | - | |
| Medikus | - |