Vol. I: VIII. Botany for Painters and Elements of Landscape Painting: 410.
The Da Vinci Notebooks
The cherry-tree is of the character of the fir tree as regards its ramification placed
in stages round its main stem; and its branches spring, 4 or five or 6 [together] opposite each other; and the tips of the topmost shoots form a pyramid from the middle upwards; and the walnut and oak form a hemisphere from the middle upwards.