If a pollen grain lands on the stigma of a plant of a

Last updated: 2/28/2023

If a pollen grain lands on the stigma of a plant of a different species 1 the pollen grain would be ejected from the stigma 2 the pollen would likely not attach to the stigma 3 the pollen grain may not be able to germinate 4 the pollen grain would be unable to form a generative cell 5 the pollen grain would be too large or too small to enter the stigma