T6 



PLACENTATION DEHISCENCE. 



Plate XXVI 



13 



19 



28 



General subject. Define each term. Which figures represent the Normal 

 Placentation? What is this called? How at 2 at 4? Why so called? How 

 at fig. 8 ? What other figure represents the same mode? Define the parts in 

 fig. 5. How many cells at fig. 1 figs. 2, 3, and 4 ? How is the Dehiscence at 

 figs. 11 and 14-how at 10 and 13 how at 17922 ? In which figure does 

 debiscence occur through both sutures in which through the ventral suture- 

 In which through the dorsal suture, directly into the cell in which by a rup- 

 turein which by irritability in which by pores t In which figures are the 

 ovules inserted on the walls in which on the central axis? Explain fig. 15. 

 Examples of Indehiscent fruits. 



