Prunus. Fig. 10.—Starch from stem bark of Prunus Avium.
Fig. 10.—Starch grains of P. Avium magnified 1,200 diameters.
This image is from Structure of our Cherry Barks in the September issue of the American Journal of Pharmacy, 1895.
A herbal distance course
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.