endosperm-nucleus

Updated: May 7, 2025

The endosperm-nucleus divides rapidly to produce a cellular tissue which fills up the interior of the rapidly-growing embryo-sac, and forms a tissue, known as endosperm, in which is stored a supply of nourishment for the use later on of the embryo.

Various - Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1