274 Winton — Anatomy of the Fruit of Cocos nuctfera. 



xylem during growth, passages are formed, which, in shells 

 transversely cut or broken, are evident to the naked eye as 



Mes 



jjpgl -j»^e s End 



Fig. 8. Transverse section of a cocoanut shell. End, endocarp or hardshell ; 

 Mes, adhering mesocarp ; T, adhering outer testa ; w, colorless parenchyma of 

 mesocarp ground tissue; br, same as w but impregnated with a brown pub- 

 stance ; g, vascular bundles, in the endocarp with phloem and xylem partially 

 obliterated; 1st, longitudinally elongated and isodiametric stone cells; qst, trans- 

 versely elongated stone cells, x 60 



