Aesculus hippocastanum (Horsechestnut)
Allium sativum (Garlic)
Baptisia tintoria (Wild indigo)
Capsicum frutescens (Cayenne, Red pepper)
Chelidonium majus (Celandine)
Commiphora molmol (Myrrh)
Ephedra sinica (Ma huang)
Eriodictyon californicum (Yerba santa)
Foeniculum vulgare (Fennel)
Glycyrrhiza glabra (Licorice)
Grindelia camporum (Gumweed)
Hyssopus officinalis (Hyssop)
Inula helenium (Elecampane)
Juniperis communis (Juniper)
Lobelia inflata (Indian tobacco, Puke weed)
Lomatium disectum (Desert parsley)
Melaleuca alternifolia (Tea tree)
Pimpinella anisum (Anise)
Sanguinaria canadensia (Blood root)
Serenoa repens (Saw palmetto)
Thymus vulgaris (Thyme)
Tussilago farfara (Colt's foot)
Urtica urens (Nettles)
Zingiber offiniale (Ginger)

References