| Abies balsamea (FIR - BALSAM ) |
| Abies concolor (FIR - WHITE ) |
| Acer campestre (MAPLE-FIELD) |
| Acer ginnala (MAPLE - AMUR ) |
| Acer griseum (MAPLE-PAPERBARK) |
| Acer negundo (MAPLE - MANITOBA ) |
| Acer nigrum (MAPLE - BLACK ) |
| Acer palmatum (MAPLE - JAPANESE ) |
| Acer pensylvanicum (MAPLE - STRIPED ) |
| Acer platanoides (MAPLE - NORWAY ) |
| Acer pseudoplatanus (MAPLE - SYCAMORE ) |
| Acer rubrum (MAPLE - RED ) |
| Acer saccharinum (MAPLE - SILVER ) |
| Acer saccharum (MAPLE - SUGAR ) |
| Acer tataricum (MAPLE - TARTARIAN) |
| Aesculus glabra (BUCKEYE - OHIO ) |
| Aesculus hippocastanum (HORSECHESTNUT ) |
| Ailanthus altissima (TREE OF HEAVEN) |
| Amelanchier canadensis (SERVICEBERRY) |
| Aralis elata (JAPANESE ANGELICA TREE) |
| Betula (BIRCH ) |
| Betula pendula (BIRCH - EUROPEAN WHITE ) |
| Carpinus betulus (HORNBEAM-EUROPEAN) |
| Carya cordiformis (HICKORY - BITTERNUT ) |
| Carya ovata (HICKORY - SHAGBARK ) |
| Catalpa speciosa (NOTHERN CATALPA ) |
| Celtis occidentalis (HACKBERRY - NORTHERN ) |
| Celtis tenuifolia (HACKBERRY - DWARF ) |
| Cercidiphyllum japonicum (KATSURE TREE ) |
| Cercis canadensis (REDBUD ) |
| Chamaecyparis nootkatensis (CYPRESS-FALSE) |
| Cladrastis Lutea (YELLOW WOOD ) |
| Continus coggygria (COMMON SMOKE TREE ) |
| Cornus alternifolia (DOGWOOD - ALTERNATE - LEAF ) |
| Cornus sanguinea (DOGWOOD - COMMON ) |
| Cortex phellodendri (AMUR CORK ) |
| Corylus colurna (TURKISH - HAZEL ) |
| Crataegus mongyna (HAWTHORN) |
| Elaeagnus angustifolia (RUSSIAN OLIVE ) |
| Euonymus atropurpureus (EUONYMUS - BURNING-BUSH ) |
| Fagus grandifolia (BEECH - AMERICAN ) |
| Fagus sylvatica (BEECH - EUROPEAN ) |
| Fraxinus americana (ASH - WHITE ) |
| Fraxinus excelsior (ASH - EUROPEAN ) |
| Fraxinus pennsylvanica car. subintegerrima (ASH - GREEN ) |
| Ginko biloba (GINKO - ) |
| Gleditsia triacanthos (LOCUST - HONEY ) |
| Gymnocladus dioicus (COFFEETREE - KENTUCKY ) |
| Hamamelis virginiana (WITCH - HAZEL ) |
| Juglans cinerea (BUTTERNUT ) |
| Juglans nigra (WALNUT - BLACK ) |
| Juglans regia (WALNUT-ENGLISH) |
| Juniperus communis (JUNIPER - COMMON ) |
| Juniperus virginiana (REDCEDAR - EASTERN ) |
| Koelreuteria paniculata (GOLDENRAIN TREE) |
| Larix decidua (LARCH - EUROPEAN ) |
| Larix laricina (TAMARACK ) |
| Liquidambar styraciflua (SWEET GUM) |
| Liriodendron tulipifera (TULIP - TREE ) |
| Magnolia xsoulangiana (MAGNOLIA - SAUCER ) |
| Malus (CRAB APPLE ) |
| Malus sylvestris (APPLE ) |
| Metasequoia glyptostroboides (REDWOOD - DAWN ) |
| Metaswquoia glyptostroboides (DAWN REDWOOD ) |
| Morus alba (MULBERRY - WHITE ) |
| Nyssa sylvatica (BLACK GUM) |
| Ostrya virhiniana (IRONWOOD ) |
| Picea abies (SPRUCE - NORWAY ) |
| Picea glauca (SPRUCE - WHITE ) |
| Picea mariana (SPRUCE - BLACK ) |
| Picea omorika (SPRUCE - SERBIAN ) |
| Picea pungens (SPRUCE - COLORADO ) |
| Picea pungens var. glauca (SPRUCE - COLORADO BLUE ) |
| Picea rubens (SPRUCE - RED ) |
| Pinus banksiana (PINE - JACK ) |
| Pinus monticola (PINE - WESTERN WHITE ) |
| Pinus mugo (PINE - MUGHO ) |
| Pinus nigra (PINE - AUSTRIAN ) |
| Pinus resinosa (PINE - RED ) |
| Pinus rigida (PINE - PITCH ) |
| Pinus strobus (PINE - EASTERN WHITE ) |
| Pinus sylvestris (PINE - SCOTS ) |
| Platanus occidentalis (SYCAMORE ) |
| Platanus xacerifolia (LONDON PLANE - TREE ) |
| Populus alba (POPLAR - EUROPEAN WHITE ) |
| Populus balsamifera (POPLAR - BALSAM ) |
| Populus deltoides ssp. deltoides (COTTONWOOD - EASTERN ) |
| Populus grandidentata (ASPEN - LARGETOOTH ) |
| Populus nigra cv. italica (POPLAR - LOMBARDY ) |
| Populus simonii (ASPEN - TREMBLING ) |
| Populus xcanadensis (POPLAR - CAROLINA ) |
| Prunus avium (CHERRY - SWEET) |
| Prunus serotina (CHERRY - BLACK ) |
| Prunus virginiana var. virginiana (CHERRY - CHOKE ) |
| Pseudotsuga menziesii var. menziesii (FIR - DOUGLAS ) |
| Pyrus communis (ORNAMENTAL PEAR ) |
| Quercus alba (OAK - WHITE ) |
| Quercus macrocarpa (OAK - BURR ) |
| Quercus muehlenbergii (OAK-CHINQUAPIN) |
| Quercus palustris (OAK - PIN ) |
| Quercus robur (OAK - ENGLISH ) |
| Quercus rubra (OAK - RED ) |
| Quercus velutina (OAK - BLACK ) |
| Rhamnus cathartica (BUCKTHORN - EUROPEAN ) |
| Rhus typhina (SUMAC - STAGHORN ) |
| Robinia xacerifolia (LOCUST - BLACK ) |
| Salix babylonica (WILLOW - WEEPING) |
| Salix discolor (WILLOW PUSSY ) |
| Salix fragilis (WILLOW - CRACK ) |
| Salix nigra (WILLOW - BLACK ) |
| Sorbus aucparia (MOUNTAIN ASH - EUROPEAN ) |
| Syringa reticulata (IVORY SILK LILAC ) |
| Syringa vulgaris (LILAC - COMMON ) |
| Taxus canadensis (CANADA YEW ) |
| Thuja occidentalis (CEDAR - EASTERN WHITE ) |
| Thuja plicata (REDCEDAR - WESTERN ) |
| Tilia americana (BASSWOOD ) |
| Tilia cordata (LINDEN - LITTLE LEAF ) |
| Tsuga canadensis (HEMLOCK - EASTERN ) |
| Ulmus (ELM - HOMESTEAD/PIONEER ) |
| Ulmus americana (ELM - AMERICAN ) |
| Ulmus pumila (ELM - SIBERIAN ) |
| Zelkova serrata (JAPANESE ZELKOVA ) |
| <all other values> |