M

Madder (Manjishta)
Magnolia
Male Fern
Mallow (Malva)
Mandrake
Manzanita
Maple
Marigold (White Marsh)
Marijuana (Cannabis)
Marjoram
Marshmallow
Masterwort
Meadowsweet
Melilotus
Milk Thistle
Milkweed
Mint
Mistletoe
Moringa
Motherwort
Mouse Ear
Mugwort
Mullein
Mustard (Black)
Mustard
Myrrh

N

Nasturtium
Neem
Nettle
Niaouli
Night Blooming Cereus
Nutmeg

O

Oak
Oats
Olive
Onion
Opium Poppy
Oregano (Wild Marjoram)
Oregon Grape
Origanum

P

Palmrosa
Pansy
Papaya (paw paw)
Parsley
Parsley Piert
Pasque Flower
Passionflower (Passiflora)
Pau D_arco
Peach
Pellitory of the Wall
Pennyroyal
Pennywort
Peony, White
Peppermint
Periwinkle
Peru Balsam
Peruvian Bark
Phyllanthus
Pilewort
Pill-Bearing Spurge (Euphorbia)
Pine
Pink Root
Pipissewa
Plantain
Pleurisy
Poison Hemlock
Poison Water Hemlock
Poke
Pomegranate
Poplar
Prickly Ash
Prunella (Self-heal)
Psyllium
Pumpkin
Puncture Vine (Caltrops)
Purnava (Hog weed)