Tree Antigens (Arsenicum Album, Lycopodium Clavatum, Pulsatilla (Pratensis), Black Willow, Pollen (Salix Nigra), Box Elder, Pollen (Acer Negundo), Eastern Cottonwood, Pollen (Populus Deltoides), Eastern White Pine, Pollen (Pinus Strobus), Privet, Pollen (Ligustrum Vulgare), Red Maple, Pollen (Acer Rubrum), Red Oak, Pollen (Quercus Rubra), River Birch, Pollen (Betula Nigra), Sweet Gum, Pollen (Liquidambar Styraciflua), White Ash, Pollen (Fraxinus Americana), White Mulberry, Pollen (Morus Alba))