on the Hydromedusae, [71], [109];
on the sexual apparatus of Invertebrates, [72];
and the influence of germ-cells upon somatic tissues (Telegony and Xenia), [80-81], [196] et seq.;
and the significance of grafting, [81-82], [126];
and vestigial characters, [92];
on Hoffmann’s investigations, [93];
on bud-variation, [95], [97], [161];
on the origin of hereditary individual variations, [100-101];
on the origin of new species, [101].
Wounds, healing of, [34].