P3E1R1I1S1P3E1R1M3S1
16 points
PERISPERMS is validvalid
PERISPERM, a part of a seed
PERISPERM, the albumen of a seed, esp. that portion which is formed outside of the embryo sac
PERISPERM, a part of a seed
PERISPERM, the albumen of a seed, esp. that portion which is formed outside of the embryo sac