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part of a plant (leaf of plant (parts leaf of leaf (Axil (angle between…

- - - - angle between leaf and stem
    - - transport water and minerals
    - - allow excess water
    - - main organ for photosynthesis and transpiration
    - - supportive part
    - - make energy protects other leaf and bud
  - - - sharp, deep, irregular teeth
    - - Teeth ends in an acute angle pointing outward
    - - smooth edge
    - - Rounded teeth
    - - small sharp toward apex
    - - incisions extending less than half way to midrib
  - - - tiny leaves of clunmosses
    - - finely divided of ferns
    - - very thin, pointed leaves of conifers
  - - - leaf blade is a single continuous unit
    - - types
        
        palmate
        
        pinnate
        
        Double pinnate
    - - positioned across each other
    - - arranged alternately
    - - arranged in circle
    - - arranged rosette around stem
- - - - cuticle
        
        protects from excess absorption of light and water
      - upper epidermis
        
        allows light to mesophyll
      - lower epidermis
        
        stomata
        
        gases exchange
        
        guard cells
        
        operates and regulate
    - - Palisade Mesophyll
        
        photosynthesis
      - Spongy Mesophyll
        
        contains chloroplast for photosnthesis
    - - xylem
      - pholem