1. ash   Quercus velutina   Picea pungens   Fraxinus americana   Acer rubrum   Hint Half-n-half Clue   2. birch   Juglans nigra   Betula nigra   Pinus aristata   Carya ordorata   Half-n-half Clue   3. oak   Betula nigra   Quercus velutina   Pinus aristata   Picea pungens   Half-n-half Clue   4. pine   Juglans nigra   Pinus aristata   Hibiscus lasiocarpus   Juniperus virginiana   Half-n-half Clue   5. cedar   Juniperus virginiana   Acer rubrum   Fraxinus americana   Pinus aristata   Half-n-half Clue   6. spruce   Picea pungens   Platanus occidentalis   Fraxinus americana   Pinus aristata   Half-n-half Clue   7. hickory   Carya ordorata   Platanus occidentalis   Fraxinus americana   Juniperus virginiana   Half-n-half Clue