showing none of the framework, but only the fleshy part of the leaf. The section is taken at right angles to the midrib.
(Drawn with the 1/4-in. objective and the "A" eye-piece.)
This image is from Coptis in the Drugs and Medicines of North America.
Henriette's Herbal Homepage
Welcome to the bark side.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.