4. That the external fruit is an organ which is determined through the spiritual power of the germ, shows in that not only the fruit but also the whole tree or plant, emerges from the germ.
5. What is then the spiritual? The spiritual is first and foremost the innermost power in the germ from which comes forth the existence of the whole tree with roots, stem, branches, twigs, leaves, blossoms and fruit. Yet, it is the spiritual which penetrates all these named parts of the tree as if for itself or its own well-being.