FORESTRY

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Across
  1. 2. Leaves are spiny, wavy edged,2-4 inches long
  2. 3. Leaves are dark lustrous green above and tan below; 5-9 inches along and 4-5 inches wide
  3. 4. Trunk has broad fluted base, often referred to as a "knee"
  4. 6. Leaves are oval, pointed,1-3 inches long with doubled-toothed margins
  5. 7. Leaves are 5-9 inches long with 7-9 rounded lobes
  6. 10. Leaves are 3-5 lobed, have coarsely toothed margins, and are 2-6 inches long
  7. 11. Leaves are smooth, dark green, and average 1/16th inch in length
  8. 13. Also called tulip tree; loggers refer the tree as "white poplar"
  9. 14. Leaves are star shaped which are composed of 5 deeply separated, pointed lobes
  10. 15. Leaves are 8-14 inches long with 5 leaflets that are tapered, oval, smooth, and finely toothed
  11. 16. Needles are bluish-green, flexible and 3-5 inches long
Down
  1. 1. Leaves are broadly oblong, pointed and 4-6 inches long
  2. 5. Leaves are 3-4 lobed and divided by broad, shallow sinuses
  3. 8. Leaves are alternate, pinnately compound
  4. 9. Leaves are oval; have a long, curved point
  5. 12. Needles occur in cluster of three and are 6-9 inches long