xenia(redirected from xenial)
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xeniathe changes due to foreign pollen in the appearance of ENDOSPERM. For example, in maize, when a form with white endosperm is pollinated by a form having dark yellow endosperm, pale yellow endosperm results.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005