| abecední řazení | řazení podle počtu |
  |   |
| Mitrephora | 3 |
| Mitrephora ferruginea | 3 |
| Mitrephora viridifolia | 2 |
| mitschurinii | 2 |
| Mittenwald | 2 |
| mizaura | 2 |
| mochna | 3 |
| mochna křovitá | 2 |
| Mochnice | 2 |
| modřín | 14 |
| modřín japonský | 2 |
| modřín opadavá | 2 |
| Modřín opadavý | 7 |
| modřín severský | 2 |
| modřinka | 2 |
| moel | 2 |
| moelrose | 2 |
| moerheim | 2 |
| Moerheimii | 2 |
| moerhems jubilee | 2 |
| moerlands | 2 |
| Moffat | 2 |
| mohr | 3 |
| Mojo | 2 |
| mokum | 3 |
| Molette | 2 |
| molis | 2 |
| mollis | 2 |
| Monadenium | 2 |
| Monetia | 2 |
| mongolian gold | 2 |
| monika heger | 2 |
| monophyla | 2 |
| monophylla | 4 |
| monosperma | 2 |
| monspessulanum | 2 |
| Monstera | 2 |
| Monstera delicioza | 2 |
| mont rose | 3 |
| montalba | 2 |
| Montbretia | 2 |
| monticalia | 2 |
| montreal | 2 |
| Montrichardia | 2 |
| monument | 3 |
| moonlight | 2 |
| moonshine | 4 |
| Moonshot | 2 |
| mopane | 2 |
| Mops | 2 |
| Mops Gold | 2 |
| mordigana | 2 |
| Morella cerifera | 2 |
| morh | 4 |
| Morheim | 2 |
| Morheim Glauca | 2 |
| moringa | 3 |
| morning cloud | 2 |
| morris | 2 |
| Morton Glossy | 2 |
| Morus | 128 |
| morus accidosa | 2 |
| Morus acidosa | 3 |
| morus alba | 42 |
| morus alba fruitles | 2 |
| Morus alba pendula | 2 |
| morus australis | 3 |
| Morus bombycis | 2 |
| Morus fruitless | 2 |
| morus globosa | 2 |
| Morus kagayamae | 3 |
| morus latifolia | 2 |
| morus macroura | 3 |
| Morus milanowek | 2 |
| Morus nigra | 21 |
| morus pendula | 3 |
| morus platanifolia | 4 |
| Morus platanifolia ‘Fruitless | 2 |
| Morus rotundifolia | 2 |
| Morus rotundiloba | 3 |
| morus rožnovská | 2 |
| morus rubra | 3 |
| Morus trilobata | 2 |
| morusa | 4 |
| moruše | 24 |
| Moruše rotundiloba | 2 |
| MORUSE SRBSKA | 2 |
| morušovník | 15 |
| morušovník alba x rubra | 2 |
| moseri | 3 |
| motala | 2 |
| moulton | 2 |
| Mount airy | 4 |
| Mount Aso | 2 |
| mountain | 2 |
| mrs betty | 2 |
| Mrs Cesarini | 2 |
| Mrs Cessarerinii | 2 |
| Mrs Cholmondeley | 2 |
| mrs ellice | 2 |
| mrs ouden | 2 |
| mrs slocock | 2 |
| mrs. ellice | 2 |
| mrs.ellice | 2 |
| mrtasekvoje | 2 |
| msgnolia black tulip | 2 |
| mTÉ | 2 |
| Mučenka | 4 |
| Mučenka žlutá | 2 |
| muchovník | 22 |
| Muchovník lamarkův | 2 |
| Muchovník martin | 2 |
| Muchovník olšolistý | 7 |
| muchovník olšolistý mandam | 2 |
| muchovník olšolistý mandan | 2 |
| mucrocipala | 2 |
| Mucuna | 2 |
| Muďoul | 2 |
| muehlenbeckia complexa | 2 |
| muehlenberger | 2 |
| Mughus | 3 |
| mugo | 11 |
| mulenbekie | 2 |
| multijuga | 2 |
| multinervis | 2 |
| mume | 6 |
| musa | 4 |
| Muscari armeniacum | 2 |
| muscary | 1 |
| Muscary neglectum | 1 |
| muscosa | 2 |
| musikant | 2 |
| mutter emma | 2 |
| mykla | 2 |
| myles | 2 |
| myrabalán nancyjská | 2 |
| myrabelka | 2 |
| MYRCIARIA | 4 |
| myrica | 6 |
| Myrica cerifera | 2 |
| Myrica pensylvanica | 2 |
| Myrica rubra | 2 |
| myricaria | 7 |
| Myricaria germanica | 3 |
| Myrica gale | 2 |
| Myriocarpa | 2 |
| Myriophyllum | 1 |
| Myriophyllum rubricaule | 1 |
| Myristica fragrans | 5 |
| myrobalán | 10 |
| MYROBALÁN VELKOPLODÝ | 3 |
| MYROBALÁN VELKOPLODÝ – TAURICKÝ | 2 |
| Myrta | 2 |
| myrtus | 2 |
| Myrtus communis | 3 |
| Myrtus communis L. cv. Boetica | 2 |
| nachový | 2 |
| nadelkissen | 2 |
| nadler | 2 |
| nahosemenné | 2 |
| nahovětec | 3 |
| nahovětvec | 6 |
| nan shan | 2 |
| nana | 7 |
| nana arguta | 2 |
| Nana Gracilis | 3 |
| nancyjská | 2 |
| nandina | 6 |
| Nandina Fire Power | 2 |
| Nandina domestica | 2 |
| Nandina domestica Fire Power | 2 |
| nandinia | 2 |
| nanho | 2 |
| Naomi astarte | 2 |
| Naomi astere | 2 |
| Naomi stella | 2 |
| Narcissus cyclamineus | 2 |
| narcissus poeticus | 2 |
| Narcissus pseudonarcissus | 2 |
| Nardostachys | 2 |
| naree | 2 |
| naše | 2 |
| nashi | 2 |
| Nathan hale | 2 |
| naves | 2 |
| ně | 2 |
| nearing purple | 2 |
| nebrodensis | 3 |
| Nectandra | 2 |
| nedera colchica | 2 |
| nedera helix | 2 |
| negenia | 2 |
| negishi | 3 |
| negra | 2 |
| negundo | 5 |
| Negundo aceroides | 3 |
| neilia | 3 |
| Neillia | 7 |
| nemesia | 2 |
| nemopanthus | 2 |
| nemorosa | 2 |
| Neo-uvaria acuminatissima | 2 |
| Neobenthamia | 2 |
| neon kiss | 2 |
| nepeta | 5 |
| Nephelium | 2 |
| Nephelium lappaceum | 2 |
| nerium | 5 |
| Nerium oleander | 2 |
| nerost | 2 |
| netvařec | 2 |
| netvařec krátkoplodý | 1 |
| neuberk | 2 |
| neubertii | 2 |
| Nevadensis | 2 |
| neville | 2 |
| Neville Copeman | 3 |
| Neviusia alabamensis | 3 |
| newport | 2 |
| niagara falls | 3 |
| Nicholsonii | 2 |
| nicoline | 2 |
| nidiformis | 4 |
| Nidigrolaria | 4 |
| nightingale | 2 |
| nigra | 2 |
| nigrescens | 2 |
| nikita | 2 |
| nikodemus | 2 |
| nipissing | 2 |
| nipponica | 2 |
| nitida | 3 |
| nitkokvětec bodlinatý | 2 |
| Nohoplod | 3 |
| nootkaensis | 2 |
| nootkatenis | 2 |
| nootkatensis | 2 |
| nordmaniana | 2 |
| nordmanniana | 3 |
| Norsk | 2 |
| norska | 2 |
| norske | 3 |
| northland | 2 |
| norwegen | 2 |
| Nothaphoebe | 2 |
| nothofagus | 11 |
| Nothofagus antarctica | 3 |
| NOTHOFAGUS obliqua | 2 |
| nothofaqgus | 2 |
| notofagus | 3 |
| nova | 3 |
| novita | 5 |
| nucipersica | 2 |
| nuda | 2 |
| nugget | 2 |
| nummularius | 2 |
| nutkajský | 2 |
| nysea | 2 |
| Nyssa | 26 |
| NYSSA aquatica | 2 |
| nyssa sylvacita | 2 |
| Nyssa sylvatica | 8 |
| nyssea | 3 |
| OAKES | 2 |
| obaleň | 2 |
| obelisk | 5 |
| obilnaja | 3 |
| oblanceifolia | 2 |
| obovata | 3 |
| obscura | 5 |
| obtusa | 3 |
| obtusifolium | 2 |
| ocasnatec | 2 |
| occidentalis | 3 |
| Ochna | 2 |
| Ochrosia | 2 |
| Ocotea | 2 |
| ocotea foetens | 2 |
| october glory | 2 |
| octopus | 2 |
| odium distichum | 3 |
| Odontocarya | 2 |
| oeconomica | 2 |
| oemleria | 3 |
| oerfota | 2 |
| officinalis | 2 |
| Ogon Goyo | 2 |
| ohaňkovník | 2 |
| oicea abies | 2 |
| OICEA BALFOURIANA | 2 |
| okame | 4 |
| Okrasná hrušeň | 2 |
| okrasné jabloně | 3 |
| okruhlinka | 2 |
| ola | 4 |
| old gold | 3 |
| old port | 2 |
| old timer | 3 |
| olea | 12 |
| Olea europaea | 4 |
| | |
