STAMENS AND PISTILS. 



Plate XXV 



General subject. Which of these figures represent staminste forms which 

 pistillate? Describe flg. 1, and define its parts. Which of these essential 

 which not 1 Fig. 3 define its parts. Which of these essential ? With respect 

 to Insertion, how are the Anthers at fig. 6 flg. 1 fig. 9 how at flg. 12? In 

 relation to the Pistil, how at fig. 11 9? Which figure represents the anther 

 of the Barberry? Of what kind is it how dehisce? How is the dehiscence at 

 fig. 1 fig. 2 ? How is the Connective at fig. 4 from what plant ? What is re- 

 presented in flg. 7? Describe the process. What in fig. 8? Which of these 

 figures represents the tube through the style which pollen-grains pollen- 

 masses ? What are the white dots at fig. 16 ? What does this figure illustrate ? 

 The external coat of fig. 10 what called-how invested ? What transitions in 

 fig. 18 from what plant and what do you know of similar facts ? How are 

 the Anther-lobes at fig. 14 the pollen-masses at flg. 19 ? Singular habit of the 

 plant, flg. 20. What do flgs. 15 and 21 represent ? 



