ecology

1. Forest Ecology
Texas Envirothon

2. The Environment
 Soil
 Water
 Nutrients
 Air
 Sunlight

3. Soil
 The soil has water,
nutrients, and air.
 Plants can’t eat, they
need nutrients.
 Roots need oxygen.

4. Water
 Rainfall fills the soil,
applies pressure to cells,
is broken up in plant
reactions.

5. Nutrients
 Nutrients are the building
blocks of everything.
 Nutrients can be swapped
around.

6. Air
 The air contains water
and nutrients.
 O2, CO2, H20, Acid Rain,
Disease, Fungi, Pollen

7. Sunlight
 Sunlight supplies:
 energy
 temperature control
 drought

8. East Texas Forest
Communities

9. Dry Upland Forests
 Trees
 Post Oak
 Black Hickory
 Blackjack Oak
 Sandjack Oak (Bluejack)
 Black Oak
 Longleaf Pine (S)
 Shortleaf Pine (N)
 Sweetgum
 Red Mulberry
 Woollybucket Bumelia
 Southern Red Oak
 Sassafras
 Winged Elm
 Rusty Blackhaw

10. Dry Upland Forests
 Shrubs
 Yaupon
 Sparkleberry
(Farkleberry)
 American Beautyberry
 Winged Sumac
 St. Andrews Cross
 Southern Dewberry
 Vines
 Summer Grape
 Pinewoods Grape
 Peppervine
 Muscadine Grape
 Poison Ivy
 Virginia Creeper
 Saw Greenbriar
 Mustang Grape
From Nixon & Cunningham. 1985. Trees, Shrubs, & Woody Vines of East Texas

11. Dry Upland Forest

12. Dry Upland Forest

13. Dry Upland Forest Animals

14. Dry Upland Forest Animals

15. Dry Upland Forest Vegetation

16. Dry Upland Forest Vegetation

17. Dry Upland Forest Vegetation

18. Dry Upland Forest Vegetation

19. Mesic Upland Forests
 Trees
 Southern Red Oak
 Sweetgum
 Flowering Dogwood
 Mockernut Hickory
 Winged Elm
 Loblolly Pine
 Water Oak
 Black Cherry
 Sassafras
 Fringetree
 Blackgum
 Sugar Maple
 American Elm

20. Mesic Upland Forests
 Shrubs
 American Beautyberry
 Poison Ivy
 Dwarf Pawpaw
 Red Buckeye
 Bristleleaf Blueberry
 Southern Wax Myrtle
 Sparkleberry
 Carolina Holly
 Common Witchhazel
 Yaupon
 Arrowwood Viburnum
 Vines
 Supplejack
 Cross Vine
 Carolina Jessamine
 Japanese Honeysuckle
 Virginia Creeper
 Cat Greenbrier
 Muscadine Grape

21. Wet Upland Forests

22. Wet Upland Forest Animals

23. Wet Upland Forest Vegetation

24. Wet Upland Forest Vegetation

25. Wet Upland Forest Vegetation

26. Wet Upland Forest Vegetation

27. Wet Upland Forest Vegetation

28. Mesic Creek Bottom Forests
 Trees
 Red Maple
 River Birch
 American Hornbeam
 Bitternut Hickory
 American Beech
 American Holly
 Silverbell
 Sweetgum
 Sweetbay Magnolia
 Blackgum
 Eastern Hophornbeam
 White Oak
 Water Oak
 Hercules’ Club (Prickly
Ash)

29. Mesic Creek Bottom Forests
 Shrubs
 Giant Cane
 American Beautyberry
 Brook Euonymus
 Deciduous Holly
 Sparkleberry
 Common Pawpaw
 Spicebush
 Arrowwood Viburnum
 Vines
 Carolina Snailseed
 Supplejack
 Muscadine Grape
 Virginia Creeper
 Laurel Greenbrier

30. Mesic Creek Bottom Forests

31. Mesic Creek Bottom Forests

32. Mesic Creek Bottom Forests

33. River Bottom Forests
 Trees
 Ridge
 American Hornbeam
 Water Oak
 Blackgum
 Sweetgum
 Flat
 Carolina Ash
 Red Maple
 American Snowbell
 Laurel Oak
 General
 Overcup Oak
 Willow Oak
 Water Oak
 Laurel Oak
 Green Ash
 Sweetgum
 American Hornbeam
 Deciduous Holly
 Cedar Elm

34. River Bottom Forests
 Trees (cont.)
 Texas Sugarberry
 Red Maple
 Hawthorn
 Shrubs
 Indigo Bush Amorpha
 Swamp Cyrilla
 Poison Ivy
 Drummond Sesbania
 Dogwood
 Sesbastian Bush
 Vines
 Wooly Dutchman’s Pipe
 American Buckwheat Vine
 Common Greenbrier
 Supplejack
 Cross Vine
 Virginia Creeper
 Sweet Grape
 Kentucky Wisteria

35. Swamp Forests
 Trees
 Green Ash
 Bald Cypress
 Water Tupelo
 Swamp Privet
 Water Elm
 Carolina Ash
 Water Locust
 Shrubs
 Common Buttonbush
 Summersweet Clethra
 Water Willow
 Scarlet Rosemallow
 Corkwood
 Sweetbells leucothoe
 Possumhaw Virburnum
 Vines
 Common Cupseed
 Decumaria Vine

36. Swamp Forests

37. Swamp and River Bottom
Forest Animals

38. Pitcher Plant Bog and
Seepage Forests
 Trees
 Red Maple
 Sweetbay Magnolia
 Blackgum
 Red Bay
 Shrubs
 Baygall Holly
 He-huckleberry
 Wax Myrtle
 Red Chokeberry
 Poison Sumac
 Arkansas Blueberry
 Possumhaw Viburnum
 Vines
 Laurel Greenbrier

39. Pitcher Plant Bog and
Seepage Forests

40. Fire in the Forest

41. Fire in the Forest

42. Fire in the Forest

43. Fire in the Forest

44. Fire in the Forest

45. Fire in the Forest

46. For More Information
Texas Forest Service Website
http://txforestservice.tamu.edu/