M. sylvestris

M. sylvestris may refer to:
 * Malus sylvestris, a crabapple species native to Europe
 * Malva sylvestris, a mallow species
 * Miacis sylvestris, a primitive carnivoran

Synonyms

 * Melittis sylvestris, a synonym for Melittis melissophyllum, the bastard balm, a plant species
 * Mentha sylvestris, a synonym for Mentha longifolia, a plant species native to Europe