1. Primary versus Secondary Growth

2. Origins of Primary Growth: Apical and Primary Meristems

3. Origins of Secondary Growth: Lateral Meristems

4. Vascular Cambium Activity

5. Relationship between Primary and Secondary Growth (a)

6. Relationship between Primary and Secondary Growth (b)

7. Relationship between Primary and Secondary Growth (c)

8. Relationship between Primary and Secondary Growth (d)

9. Relationship between Primary and Secondary Growth (e)

10. WOOD THREE WAY VIEWS

11. TRANSVERSE VIEW

12. RADIAL VIEW

13. TANGENTIAL VIEW

14. GYMNOSPERM WOOD (INCLUDING PINE)

15. Gymnosperm Wood

16. Bordered Pits

17. RESIN DUCTS

20. Three-Way Views

21. Gymnosperm Radial Cut

22. Gymnosperm Tangential Wood

23. Gymnosperm Transverse Wood

24. Gymnosperm Annual Rings

25. Gymnosperm Heartwood versus Sapwood

26. ANGIOSPERMS (INCLUDING OAKS AND MAPLES)

28. VESSELS AND TRACHEIDS

29. DIFFUSE POROUS VS. RING POROUS OAK MAPLE

30. Three-Way Views

31. Angiosperm Tangential Cut

33. Angiosperm Radial Cut

34. Angiosperm Transverse Cut

36. Angiosperm Annual Rings

37. Angiosperm Heartwood versus Sapwood

38. SOFTWOOD versus HARDWOOD (= Gymnosperm Wood versus Angiosperm Wood)