Three plants natural size, the left-hand one sectioned, showing stuffed center of stem.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
This method was favoured by the old masters in order to work in fresco with greater rapidity, for after they had sectioned out all their work on the rough wall, they drew it with the brush, following a small design which served as a guide, increasing this to the proper size, and this done they at once set to work.
"The Lives of the Painters, Sculptors & Architects, Volume 1 (of 8)"
Giorgio Vasari
sectioned, under a microscope, they would look like fibred masses of animal or human nerve and brain cells, except that, chemically, they were starch and cellulose rather than protein.
"The Planet Strappers"
Raymond Zinke Gallun