Question
What is geitonogamy? Give an example. How does geitonogamy differ from xenogamy in plants?

Answer

Geitonogamy is a type of self pollination in which the pollen grains from the anthers of one flower are transferred to the stigma of another flower borne on the same plant. However, they require a pollinating agent.
Example: Cucurbits.
S.No.
Geitonogamy
Xenogamy
1.
It refers to the transfer of pollen grains from the anthers of one flower to the stigma of another flower on the same plant.
It refers to transfer of pollen grains from the anthers of one flower to the stigma of another flower on a different plant.
2.
It is a type of self pollination.
It is cross pollination.
 

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