Lophotocarpus _Lophotocarpus_ 29 Lopseed _Phryma_ 49 Lotus _Nelumbo_ 48 Lovegrass _Eragrostis_ 21 Lupine _Lupinus_ 32 Lythrum _Lythrum_ 47 Macuillamia _Bacopa_ 37 Maidenhairfern _Adiantum_ 28 Malacothrix _Malacothrix_ 47 Mallow _Malva_ 47 Mamillaria _Mamillaria_ 47 Manillagrass _Zoysia matrella_ 26 Mannagrass _Glyceria_ 22 Maple _Acer_ 55 Marbleseed _Onosmodium_ 48 Marshfern _Dryopteris thelypteris_ 28 Mascarenegrass _Zoysia tenuifolia_ 26 Matgrass _Nardus_ 23 Matrimonyvine _Lycium halimifolium_ 57 Mayapple _Podophyllum_ 50 Meadowrue _Thalictrum_ 54 Medic _Medicago_ 32 Melic _Melica_ 22 Mentzelia _Mentzelia_ 47 Mesquite _Prosopis_ 33, 57 Milkvetch _Astragalus_ 30 Milkweed _Asclepias_ 36 Millet _Panicum_; _Setaria_ 25 Mint _Mentha_ 47 Mitchellgrass _Astrebla_ 19 Mockbishopweed _Ptilimnium_ 51 Mockcucumber _Echinocystis_ 41 Molassesgrass _Melinis_ 22 Moneywort _Lysimachia nummularia_ 47 Monkeyflower _Mimulus_ 47 Monolepis _Monolepis_ 48 Moonseed _Menispermum_ 47 Morningglory _Ipomoea_ 45 Motherwort _Leonurus_ 46 Mountainash _Sorbus_ 59 Mountainmint _Pycnanthemum_ 51 Mousetail _Myosurus_ 48