Fig.  8.  Transverse  section  of  a  cocoanut  shell.  End,  endocarp  or  hard 
shell ;  Mes,  adhering  mesocarp  ;  T,  adhering  outer  testa  ;  w,  colorless  paren- 
chyma of  mesocarp  ground  tissue  ;  br,  same  as  w  but  impregnated  with  a 
brown  substance  ;  g,  vascular  bundles,  in  the  endocarp  with  phloem  and 
xylem  partially  obliterated  ;  1st,  longitudinally  elongated  and  isodiametric 
stone  cells  ;  qsf,  transversely-elongated  stone  cells.     X  60. 
