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Forestry Envirothon B. A. Stump 2010. Leaf Shapes.

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Presentation on theme: "Forestry Envirothon B. A. Stump 2010. Leaf Shapes."— Presentation transcript:

1 Forestry Envirothon B. A. Stump 2010

2 Leaf Shapes

3 Scale Like

4 Broad & Flat

5 Needles

6 Leaf Arrangement

7 Alternate

8 Opposite

9 Whorled

10 Leaf Structure

11 Simple Leaf Petiole (Leaf Stalk) Bud

12 A Compound Leaf Leaflet Petiole (Leaf Stalk) Bud Pinnately Compound

13 A Compound Leaf Palmately Compound Leaflet Petiole (Leaf Stalk) Bud

14

15 (Alternate) http://www.dkimages.com/discover/previews/862/65009031.JPG

16 American Chestnut http://www.dkimages.com/discover/previews/862/65009031.JPG

17 (Alternate, rough on upper surface & soft-hairy below)

18 American Elm http://sfrc.ufl.edu/4h/AmericanElm/AmericanElmLeafWeb.jpg

19 (Alternate, short in-curved teeth)

20 Black Cherry http://www.discoverscience.rutgers.edu/extras/trees/images/BlackCherryLarge.jpg

21 Black Cherry http://biology.missouristate.edu/Herbarium/TreesonCampus/images/Prunusserotina.jpg

22 (Alternate, finely toothed)

23 http://www.cirrusimage.com/Trees/black_willow_2.jpg Black Willow

24 (Opposite, compound)

25 Box Elder http://faculty.etsu.edu/mcdowelt/images%20used%202001%5Cbox%20elder.JPG

26 (Alternate)

27 Chestnut Oak http://www.mcnees.org/mainpages/misc/trees/img_trees_hobson_chestnut_oak_leaves_remc.jpg

28 (Flat needles w/ small stalks) http://www.cas.vanderbilt.edu/bioimages/biohires/t/htsca--lf11394.JPG

29 Eastern Hemlock http://www.cas.vanderbilt.edu/bioimages/biohires/t/htsca--lf11394.JPG

30 (5 needles per cluster)

31 Eastern White Pine http://www.naturephoto-cz.com/photos/others/eastern-white-pine-25288.jpg

32 (Alternate, double serrated)

33 http://www.blisstree.com/treehuggingfamily/files/2008/04/pcd1323_img0072.JPG http://www.cirrusimage.com/Trees/paper_birch_4.jpg Paper Birch

34 http://www.msstate.edu/dept/geosciences/CT/TIG/WEBSITES/LOC AL/Summer2003/Dawson_Dara/pawpaw.jpg http://www.veggiegardeningtips.com/wp-content/uploads/2008/09/paw-paw-fruits.jpg Paw

35 (Alternate, compound, finely toothed leaflets)

36 Shagbark Hickory http://www.laddarboretum.org/images/buttons/leaf%20detail_shagbark%20hickory.jpg http://sheisfinallywriting.files.wordpress.com/2008/03/caov0280s.jpg http://www.hiltonpond.org/images/HickoryShagbarkNuts01.jpg

37 (Opposite, has the largest fruit of native species of this tree in the state)

38 Silver Maple http://campus.murraystate.edu/academic/faculty/howard.whiteman/field/plants/plantgallery/SilverMapleLeaves.jpg

39 (Alternate, rough leaves)

40 Slippery Elm http://www.ibiblio.org/openkey/intkey/images/Ulmus_rubra_leaves01.jpg

41 (Alternate)

42 http://z.about.com/d/forestry/1/0/5/5/tulipleaf.jpg Tulip Tree “T-shirt tree”

43 (Opposite, compound)

44 White Ash http://www.dkimages.com/discover/previews/1052/55009331.JPG

45 (Alternate)

46 White Oak http://www.clemson.edu/hort/scmg/images/Whiteoak.JPG

47 Chestnut Oak White Oak

48 American Elm Slippery Elm

49 American Elm Paper Birch

50


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