POLLEN, OR FLOWER-DUST 95 



microscopic investigation, but are also of service 

 in more readily adhering to the hairy legs and 



Fig. 60. Section of the anther or pollen-sac of a lily, 

 showing pollen-grains within 



bodies of insects, as well as to the sticky stigma 

 to which they are subsequently transferred. 



If we make a section through an unripe anther- 

 sac, such as is shown in Fig. 60, we find the 



