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Flowers and Reproduction (Flower Structure and Cross Pollination…

- - - - microgametes (swim)
      - megagametes (don't swim)
  - - - lowermost outermost of four floral appendages
      - thickest, toughest waxiest flower part
      - all sepals together are calyx
    - - above sepals, together= perianth(leaf like)
    - - above petals known as (androecium)
      - two parts1.) filament 2.) anther
    - - make up gynoecium
      - stigma cathes pollen, syle elevates stigma ovary megaspore is produced placentae bear ovules ovule has cental mall called nucleus
    - - microgametophyte
        
        males
      - megagametophyte
        
        female
- - - - interior=result in receptacle tissue
- - - - only limited potential for growth
    - - lowest flowers open first