SEEDS. 



139 



PLATE LX. 



FIG. 70. Powdered Nux Yomica (x 240). 



ae, Outer part of endosperm. 



al, Inner part of endosperm. 



ap, Fragments of cell walls of endosperm. 



bp, Bases of hairs, surface view. 



b'p', Bases of hairs, in profile. 



p, Bod-like thickened portions of hair, isolated. 



ps, Apex of hair. 



t| Inner portion of seed-coat, in profile. 



t' t Inner portion of seed-coat, surface view, 



