Endosperm

Nutritive tissue surrounding the embryo within a seed.

Endosperm is a nutritive tissue surrounding the embryo within the seed of flowering plants. It provides nourishment to the developing seedling during germination.

/ɪnˈdɒspɜːrm/

It was coined by botanist Wilhelm Hofmeister in 1863, derived from Greek 'endon' (within) and 'sperma' (seed).

tissue plant reproductive structure

chalaza pericarp

cellular triploid tissue

seed

biological plant