1. In some classifications considered an independent family of water lilies; comprises the genera Cabomba and Brasenia
   - Cabombaceae, water-shield family

Type of: magnoliid dicot family

Part of: family Nymphaeaceae, Nymphaeaceae, water-lily family

• genus Mayetiola
• genus Mazama
• genus Meconopsis
• genus Medicago
• genus Medinilla
• genus Megachile
• genus Megaderma
• genus Megalobatrachus
• genus Megalosaurus
• genus Megaptera
• genus Megatherium
• genus Melampodium
• genus Melampsora
• genus Melanerpes
• genus Melanitta
• wild cherry tree
• wild chervil
• wild China tree
• wild cinnamon
• wild clary
• wild climbing hempweed
• wild coffee
• wild cotton
• wild crab
• wild cranberry