Maianthemum, Genus
Malcolmia, Genus
Malpighiales, Order
Malus, Genus
Malva, Genus
Malvaceae, Family
Malvales, Order
Marrubium, Genus
Marsilea, Genus
Marsileacae, Family
Matricaria, Genus
Matteuccia, Genus
Meconopsis, Genus
Medicago, Genus
Melampyrum, Genus
Melanthiaceae, Family
Melica, Genus
Melilotus, Genus
Melissa, Genus
Mentha, Genus
Menyanthaceae, Family
Menyanthes, Genus
Mercurialis, Genus
Mespilus, Genus
Mibora, Genus
Micropyrum, Genus
Milium, Genus
Mimulus, Genus
Minuartia, Genus
Misopates, Genus
Moehringia, Genus
Moenchia, Genus
Molinia, Genus
Moneses, Genus
Monotropa, Genus
Monotropaceae, Family
– synoniem van Ericaceae, Family
Montia, Genus
Montiaceae, Family
Moraceae, Family
Morella, Genus
Morus, Genus
Muscari, Genus
Mycelis, Genus
Myosotis, Genus
Myosoton, Genus
Myosurus, Genus
Myrica, Genus
Myricaceae, Family
Myriophyllum, Genus
Myrrhis, Genus
Myrtales, Order