episperm [
'epispә:m]
episperm[ noun ]
protective outer layer of seeds of flowering plants
<noun.plant>
Episperm \Ep"i*sperm\, n. [Pref. epi- + Gr. ? seed: cf. F.
['e]pisperme.] (Bot.)
The skin or coat of a seed, especially the outer coat. See
{Testa}.