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BOT 155 FIELD BOTANY Trees Herbs (Wild Flowers) Vines Shrubs Enlightenment !!

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Presentation on theme: "BOT 155 FIELD BOTANY Trees Herbs (Wild Flowers) Vines Shrubs Enlightenment !!"— Presentation transcript:

1 BOT 155 FIELD BOTANY Trees Herbs (Wild Flowers) Vines Shrubs Enlightenment !!

2 A plant with a weak stem that derives support from climbing, twining, or creeping along a surface A plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests A woody plant smaller than a tree, and usually with several stems from the same base A tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms Herb or Wildflower Vine Shrub Tree

3 Organs Stems Leaves & Reproductive Structures Roots

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5 Trees and Shrubs Roots Trunk (Main Stem) Crown (Lateral Branches + Leaves + Reproductive Units)

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7 Leaves All leaves originate as primordia at the apex of a stem

8 Variation in Leaves Number of leaflets Venation Pattern of attachment on stem

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11 Leaves At maturity, most leaves have a stalk (petiole) and a flattened blade (lamina) with a network of veins (vascular bundles).

12 Leaves Simple (single blade) Compound (divided into leaflets). –Palmately compound leaflets attached at the same point at end of petiole –Pinnately compound leaflets in pairs along the rachis –Bipinnately compound leaflets subdivided further

13 Notice location of axillary bud SimpleCompound

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20 Narrowly Pointed Broadly Pointed Bristle tipped Square Rounded

21 Narrowly Pointed Rounded

22 Entire Undulate (Wavy) Finely Serrate Coursely Serrate Coursely Serrate Doubly Toothed

23 Pinnately Lobed Palmately Lobed

24 Finely Serrate Entire

25 Narrowly Wedge-shaped Broadly Wedge-shaped Broadly Wedge-shaped Square Heart-shapedOblique Rounded

26 Linear Oval Ovate Obovate Lance-shaped Heart-shaped Deltoid (Triangular) Elliptical Oblong

27 Linear

28 Needle-like

29 Scale-like

30 Awl-like


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