IO4 



PHARMACEUTICAL BOTANY 



FIG. 42. Stone cells from various sources. I, From olive pit; 2, from cocoa- 

 nut endocarp; 3, from flesh of pear; 4, from aconite root; 5, from capsicum; 6. 

 from hazelnut; 7, from allspice. (Drawing by Hoff stein.) 



