what is pollen-pistil interaction ?
The sequence of events, which is carried out from the time of pollen deposition over the stigma and till the entry of pollen tube inside the ovule is called pollen pistil interaction. The pollination, process of transferring pollen grains from the anther to the stigma of the same flower or from one flower to the different flower is the initial stage or the first step in pollen pistil interaction.
