Tree Antigens (Conium Maculatum, Abies Canadensis, Tulip Gesneriana, Oleander, American Elm, Plane (Sycamore), Ash, Beech, Willow, Elder (Box Elder), Alder, Cedar, Maple, Hazel, Poplar, Silver Birch, Oak, Hickory, Arsenicum Album, Lycopodium Clavatum, Pulsatilla (Pratensis), Magnolia Grandiflora, Myrica Cerifers, Lilac (Syringa Vulgaris))