PLATE 33 
Dp 
F; 
BS 
ZS 
ge iQ) 
SS 
Porous AND NON-STRIATED STONE CELLS 
. Ceylon cinnamon (cinnamomum zeylanicum, Nees). 
. Calumba root (Jateorhiza palmata, [Lam.] Miers). 
- Dogwood root bark (Cornus florida, L.). 
. Cubeb (Piper cubeba, L., f.) 
. Echinacea (Echinacea angustifolia, D.C.). 
ae &W DN 
