MORPHOLOGY OF HIGHER PLANTS. 



413 



portion of the capsule comes off from the remainder like a lid, 

 and this form of dehiscence being circular or transverse to the 



qst 



FIG. 240. The fruit of the cocoanut palm (Cocos nucifera): I, ripe cocoanut fruit 



eye (K); II, longitudinal-radial section of endocarp through the stone cells and edge of 



bundle showing transversely elongated and isodiametric stone cells (qst), longitudinally 

 elongated stone cells (ist), thick-walled porous cells (f), pitted tracheae (g) and spiral 

 trachea (sp); III, longitudinal section of a large (mesocarp) fiber showing stegmata (ste), 

 silicious body (Si), bast fibers (f). tracheids with small pits (t), tracheids with large pits 

 (f), spiral trachea (sp), reticulated tracheae (r), scalariform tracheae (sc), sieve tube (s) 

 and cambiform cells (c and c'). After Winton. 



sutures of the carpel, it is called CIRCUMCISSILE. A capsule of 

 this kind is known as a Pyxis or Pyxidium. 



