REGION I-NEW ENGLAND
Class No. 1—100% Beech, American (Fagus grandi-folia) Birch, European White (Betula pendula) Hemlock, Canada (Tsuga cana-densis) Locust, Common Honey (Gledit-sia triacanthos) Maple, Sugar (Acer saccharum)
Oak: Eastern Red (Quercus bore-alis maxima) Pin (Quercus palustris) Scarlet (Quercus coccinea) Swamp White (Quercus bv-color) White (Quercus alba) Pine, Eastern White (Pinus stro-bus) Serviceberry, Shadblow (Amel-anchier canademis) Tulip tree (Liriodendron tulipi-fera) Tupelo, Black (Nyssa sylvatica)
Class No. 2—80% Apple, Common (Malus pumila)
Ash: Black (Fraxinus nigra) European Mountain (Sor-bus aucuparia) Green {Fraxinus pennsyl-vanica lanceolata) Red (Fraxinus pennsyl-vanica) White (Fraxinus americana)
Birch: River (Betula nigra) Sweet (Betula lenta)
Hickory: Bitternut (Carya cordi-formis) Mockerrmt (Carya to-mentosa) Pignut (Carya glabra) Shagbark (Carya ovata) Maple, Red (Acer rubrum) Oak, Chestnut (Quercus mon-tana) Fear, Common (Pyrus communis) Pine, Red (Pinus resinosa) Sassafras (Sassafras albidum) Spruce, Black (Picea mariana) Walnut, Black (Juglans nigra)
Class No. 3—60% Ash, American Mountain (Sorbus americana) Aspen, Quaking (Populus tremu-loides) Birch, Yellow (Betula lutea) Horsechestnut, Common (Aes-culus hippocastanum) Linden, American [Basswood] (Tilia americana)
Oak: Black (Quercus velutina) Swamp Chestnut (Quercusprinus) Plane, American [Sycamore](Platanus occidentalis)
Poplar: Balm of Gilead (Populus candicans) Eastern (Populus del-toides) Spruce, White (Picea glauca)
Willow: Babylon Weeping (Salix babylonica) Black (Salix nigra) Brittle (Salix fragilis) Shining (Salix lucida) White (Salix alba)
Class No. 4—40% Aspen, Big-tooth (Populus gran-didentata) Birch, Gray (Betula populifolia) Cherry, Wild Black (Prunusserotina)
Elm: American (Ulmus americana) Rock (Ulmus thomasii) Fir, Balsam (Abies balsamea) Larch, Eastern [Tamarack] (Larix kiricina) Locust, Black (Robinia pseudo-acacia) Maple, Silver (Acer saccharinum)
Mulberry: Red (Morus alba) White (Morus alba) Pine, Jack (Pinus banksiana) Poplar, White (Populus alba) Spruce, Red (Picea rubens) Tree-of-heaven [Ailanthus] (Ai-lanthus altissima)
Class No. 5—20% Boxelder (Acer negundo) Butternut (Juglans cinerea) Catalpa, Northern (Catalpa spec-iosa) Elm, Slippery (Ulmus fulva) Pine, Pitch (Pinus rigida)
