Plasticidad ilimitada en el decimoséptimo párrafo de El Origen de las Especies

  La obra continúa, dejándonos boquiabiertos con ejemplos tan variados pero sin explicación alguna de la variación:   The results of the various, unknown, or but dimly understood laws of variation are infinitely complex and diversified. It is well worth while carefully to study the several treatises on some of our old cultivated plants, as on the hyacinth, potato, even the dahlia, etc.; and it is really surprising to note the endless points of structure and constitution in which the…