1. Unit: 2 Forest plant identification
Lesson: 1 Tree identification
Objective: Students will know and apply basic knowledge
To identify common Missouri trees.
What 2 broad groups can trees be classified and what are
the characteristics of each?
2) What are the basic parts of a leaf?
3) What the 2 leaf types and give characteristics of each?
4) Draw the 4 types of compound leaves.
5) What are the 3 types of leaf arrangements? Draw each!
6) What are the common leaf shapes? Draw each!
7) What are the 5 common leaf margins? Draw each!
8) What are the basic parts of a twig?
9) What are some common bark types?
10) What is fruit as it relates to a tree?

2. What 2 broad groups can trees be classified?
Conifers – usually evergreens that bear cones or berry-like fruit – retained their leaves year round (Gymnosperms)
Deciduous – Broad leaf hardwoods oaks and hickories (Angiosperms)

3. Leaf types
Simple and Compound

4. Types of compound leaves
Palmately compound
Pinnately compound
Bipinnately compound

5. Leaf or Bud arrangements
Opposite
Alternate
Whorled

6. Leaf Shapes Cordate-heart shaped Deltoid- Triangular
Obovate – egg-shaped with broadest end near the apex
Ovate- egg-shaped with broadest end near the base
Oval- Broadlly elliptical
Acicular- needle like
Orbicular- nearly circular
Reniform- kidney shaped
Lanceolate- lance shaped

7. Leaf Shapes

8. Leaf margins Entire- smooth Sinuate- deeply or strongly wavy
Serrate- sharp teeth
Double serrate
Lobed- divided into lobes

9. Leaf Margins

10. Bark types
Smooth
Warty
Platy
Scaly
Shaggy
Ridged

11. Bark Types

12. Fruity Denotes any type of a tree part that contains a seed
Types of fruit
Berry- Persimmion
Drupe
Legume bean- honey locust
Capsule – cottonwwod
Samara- maple
Nut - oaks

13. Fruity
Berry Drupe Pod
Capsule Samara Nut

14. Basic parts of a twig