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Chap 3. Plant Structure

Chap 3. Plant Structure. The cell and its components Tissues and their systems Anatomical regions Morphological structures Roots Shoots Leaves Flowers Seeds. Components of the Cell. Leaf Tissues. Cross Section of a Stem. Cross Section of the Root. Root Tip and Root Hairs.

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Chap 3. Plant Structure

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  1. Chap 3. Plant Structure The cell and its components Tissues and their systems Anatomical regions Morphological structures Roots Shoots Leaves Flowers Seeds

  2. Components of the Cell

  3. Leaf Tissues

  4. Cross Section of a Stem

  5. Cross Section of the Root

  6. Root Tip and Root Hairs

  7. Structure of the Flower

  8. Flower Structure

  9. Classification by Number of Petals Dicots: 4-merous, 5-merous Monocots: 3-merous Monocot Flowers Dicot flowers

  10. Leaf Morphology

  11. Types of Inflorescence

  12. Samara - Schizocarp

  13. Silique in Crucifers

  14. Flower Sex Expression Flower Types • Staminate Flower – Male Flower • Pistillate Flower – Female Flower • Hermaphroditic Flower (Perfect flower) Male and female parts together in a single flower

  15. Flower Sex Expression Plant Types • Monoecious - Plants carrying both male and female flowers the same plant (cucumber, corn) • Dioecious - Species in which separate male (staminate) and female (pistillate) plants exist (Date palm, papaya, spinach, hemp, ginkgo) • Andromonoecious - Plants carrying both male and perfect flowers the same plant (muskmelon) • Gynomoecious - Plants carrying both female and hermaphroditic flowers on the same plant (some cucurbits) • Trimonoecious - Plants carrying make, female, and hermaphroditic flowers on the same plant (some cucurbits)

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