CIX. CACTE^. 



459 



Vr* 



Opuntia. Flower (mag.)- 



OpwiHa. Diagram. 



Opuntia. Vertical section of flower (mag.). 



Opuntia. Fruit. 



OpunMa, nattened branch. 



Opuntia. 



Style and stigma 



(mag.). 



Cactus grandifiora. 

 Corolla and androecium cut 

 vertically (mag.)' 



Cackis grandiflora. 



Transverse section of 



ovary (mag.). 



Seed, entire and cut vertically 

 (mag.). 



