Fig. 097. Saigon cinnamon - Cross-section of bark.
A. Corky layer. B. Parenchyma cells. C. Stone cells. D. Bast fibers. E. Oil-resin cells. F. Medullary rays, very inconspicuous.
This image is from Saigon cinnamon in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.