Reblogged until I come back:
Originally posted on Seeds Aside:
A great deal of a flowering plant life is left to the discretion of pollinators. These indeed do play a very fundamental role in plant mating. Not to say, they are often responsible for a sensible amount of selfing (self-fertilization) and outcrossing (mating with an unrelated plant of the same species), depending on their behavior once they are landing on a flower.
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