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Ms Cichon Rosholt Agriscience Dept. 1. Leaf 2. Branch 3. Stem/Trunk 4. Roots.

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Presentation on theme: "Ms Cichon Rosholt Agriscience Dept. 1. Leaf 2. Branch 3. Stem/Trunk 4. Roots."— Presentation transcript:

1 Ms Cichon Rosholt Agriscience Dept

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3 1. Leaf 2. Branch 3. Stem/Trunk 4. Roots

4  Needle-Leaf Conifers  Scale-Leaf Conifers  Untoothed Simple leaves  Toothed Simple Leaves  Lobed Simple Leaves  Compound leaves

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6  Conifer- grow cones  Deciduous- drop leaves during winter  Evergreen- stay green all year Which of these two are opposites???

7 Hardwood that it grows flowers, like the cherry blossom tree. Hardwood trees have broad leaves and are usually deciduous. Its seeds have some kind of covering - an apple tree hides its seeds in an apple, and an oak tree hides its seeds in an acorn.

8  Softwood means it is coniferous.  Instead of growing flowers, it grows cones, like the pine tree!  And instead of broad leaves, it usually grows needles on its branches. Its seeds have no covering, and just fall to the ground to grow a new tree.

9  The terms "softwood" and "hardwood" aren't complete nonsense though – softwoods tend have softer wood than hardwoods, but it just isn't always true.

10  Needlelike  Scalelike

11  Unique in that the leaves are narrow in width and quite long in length.  Needle length differs among tree species  Helps with Tree Identification

12 Single- 1 needle per node Group- 2-5 needles per node Cluster- 5 or more needles per node

13  Flat  Four-Angled  Three Angled Fir Spruce

14  Cedar  Cypresses  Junipers  The shape consists of overlapping leaves which look like scales

15  Junipers

16  Cedar

17  Cypresses

18 CedarCypressJuniper Name 5 ways that Must be in a These three trees Table Format! Are different in Comparison

19  One that has only one set of leaf parts  Don’t get it?  What is a stem?  What is the difference between Compound and Simple?

20  Untoothed  Toothed

21  SMOOTH leaf margin  What trees have untoothed leaves? ◦ Catalpas ◦ Dogwood ◦ Encalyptus ◦ Magnolias ◦ Oaks ◦ Redbuds ◦ Sumacs ◦ Willows

22  MANY broadleaf have teeth  What leaves have teeth? ◦ Alders ◦ Birches ◦ Cercocarpuses ◦ Cherries ◦ Cottonwoods ◦ Crabapples ◦ Elms ◦ Hawthorns ◦ Hophornbeams ◦ Mulberries ◦ Oak ◦ Willows

23  Rounded Division  What are some lobed leaves? ◦ Clifforse ◦ California fremontia ◦ Ginkgo ◦ Hawthorn ◦ Maple ◦ Mulberry ◦ Oak ◦ Poplar ◦ Sweetgum ◦ Sycamore ◦ Yellow poplar

24  Multiple Leaflets come from one node ◦ Ashes ◦ Pecans ◦ Sumacs ◦ Walnuts ◦ Locusts ◦ Hickories ◦ Elders

25 Terminal petiolule + Petiole+ Rachis= Leaf Stalk

26  Pinnately compound ◦ Arranged along a central leafstalk  Bipinnately compound ◦ Leaflets are attached to branches off the central leafstalk  Palmately Compound ◦ Leaflet is attached to the end of the leaf stalk

27 Ashes Elders Hickories Pecans Sumacs Walnuts Locusts

28 Acacias Kentucky Coffeetree Mesquites Palverdes

29 Buckeyes Common Hoptree American Bladdernut

30 MapleOak

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