C. Stone cells. D. Parenchyma containing numerous bast fibers. E. Oil-resin cells. F, Medullary rays.
This image is from Ceylon cinnamon in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.

C. Stone cells. D. Parenchyma containing numerous bast fibers. E. Oil-resin cells. F, Medullary rays.
This image is from Ceylon cinnamon in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.