1. Tree Identification Introduction To How to Identify Trees in the Field

2. Different Characteristics of Trees Leaf Shape and Margin Leaf Shape and Margin Leaf Position Leaf Position Bark Characteristics Bark Characteristics Twig Properties Twig Properties Fruiting Bodies Fruiting Bodies Types of Buds Types of Buds Tree Shape Tree Shape Growth Pattern Growth Pattern

3. Leaf Type Simple Leaf Compound Leaves

4. Leaf Shapes Some examples include: Deltoid Lance-shaped Heart-shaped Deltoid Lance-shaped Heart-shaped

6. Leaf Position Opposite – Leaves and twigs grow directly apart from each other on branches Opposite – Leaves and twigs grow directly apart from each other on branches Alternate – Leaves and twigs grow on branch in an alternating manner Alternate – Leaves and twigs grow on branch in an alternating manner

7. Alternate or Opposite?

10. Opposite Trees of Michigan Only four major native trees in Southern Michigan that are opposite MAD Horse MAD Horse Maples Maples Ashes Ashes Dogwoods Dogwoods Horse Chestnut Horse Chestnut

11. And two minor opposite species Ohio Buckeye Ohio Buckeye Northern Catalpa Northern Catalpa Eye C or I see or BuckCat

12. Maples and Ashes

13. Ash Leaf Scars Green Ash White Ash

14. Alternate Broad-leafed Trees Native to Southern Michigan: Everything Left Aspen Aspen Oak Oak Hickory Hickory Elm Elm Willow Willow Etc........ Etc........

15. Conifers aka Evergreens “All pines are conifers, but not all conifers are pines”

16. Pines Largest genus of trees in the cone-bearing family Largest genus of trees in the cone-bearing family All pines contain needles in clusters of 2 to 5 All pines contain needles in clusters of 2 to 5

17. Spruce Spruces have tall gradually tapering trunks Spruces have tall gradually tapering trunks Four sides, sharp individual needles Four sides, sharp individual needles Form compact pyramidal or conical crowns Form compact pyramidal or conical crowns

18. Firs Firs also have generally tapering trunks Firs also have generally tapering trunks Needles are flattened, soft, and flexible Needles are flattened, soft, and flexible Often “crowd” towards top of branch Often “crowd” towards top of branch