The influence or effect of pollen on the endosperm or embryo, resulting in hybrid characteristics in form, color, etc., of the derived seed.
- This phenomenon of pollen affecting fruit characteristics has been known as xenia.
- Taking full advantage of the glut, the flower-like polyps of xenia soft corals pulsated as they fed on the zooplankton delivered by the currents.
- Xenia describes any immediate effect a pollen grain has on the germ or endosperm of seed plants.
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