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Chapter 7: Leaves - Coggle Diagram

- - - - fungi
      - bacteria
      - epifoliar algae
    - - nutritious
      - or, delicious to animals
  - - - flat and wide
      - maximum exposure
      - maximum surface area
    - - AKA lamina
      - flat
      - light harvesting portion
      - darsal surface
        
        veins protrude
        
        abaxial
      - ventral surface
        
        smooth
        
        adaxial
    - - stalk
      - holds blade into sun
      - prevents shading
    - - small
      - very long and narrow
    - - monocot plants
      - leaf base wraps around stem
      - long tapered leaves
      - self-shading
    - - blade divided into several individuals
      - small blade (leaflets)
      - wind blows turbulently over
  - - - basal angisperms
      - eudicots
      - netted pattern
    - - monocots
      - long, strap-shaped leaves
      - large veins running side-by-side
      - few obvious interconnections
- - - - flat, thin foliage leaves
      - large surface
      - water lost
    - - sunken in
      - small region of nonmoving air
  - - - upper surface
      - layer of cells
      - main photosynthesis tissue
    - - lower portion
      - open, loose aerenchyma
      - diffuse CO2 from stomata
  - - - 1 large midrib
      - lateral veins emerge to form minor veins
  - - - 2 small flaps of tissue
      - various functions
- - - - cells interior grow outwards
      - leaf primordium formed
      - activity of shoot apical meristem
- - - - Crassulaceae
      - Portulaceae
      - Aizoaceae