plant-form

Updated: May 27, 2025

One step higher in the scale stands the plant-form called Volvox, near the border-line between the one-celled and the many-celled organisms. This aquatic type, about the size of the head of an ordinary pin, is a hollow spherical colony, with a wall composed of closely set cellular components.

Henry Edward Crampton - The Doctrine of Evolution: Its Basis and Its Scope