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Subdivision Cycadicae
... resemble the other 3 groups at all. Go to Next Page for an explanation of pollen grain development. Return to Main Menu Division Pinophyta
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Subdivision Cycadicae
Subdivision Cycadicae Development of Pollen Grain A stalk cell and body cell develop from the generative cell. As the body cell elongates, the pollen tube begins to develop. Two multiflagellated sperm develop from the body cell. Part of a developing ovule at the time of fertilization. Return to Main Menu Division Pinophyta
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