As the years increase and the mind matures, other principles become purveyors for that store-house.
"Memoirs of Orange Jacobs"
Orange Jacobs
The cap shows zones of light and dark color, due to different amounts of water, which disappear as the plant matures.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
When young the margin is thick and blunt and of course lighter in color, but as the plant matures the edge is usually thinner.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson