2l6 



MY STUDIO NEIGHBORS 



being withdrawn, brings away the pollen, as in E 

 and F. Thus it is naturally removed on the 

 tongue of its sipping bee. 



The further demonstration will be better shown 

 by profile sections (Fig. 21). Nectar is secreted 



FitJ. 21 



in the hollow of the lip indicated, somewhat as in 

 the cypripedium. If we now imitate with a probe 

 the habit of the insect and the action of its 

 tongue, we may witness a beautiful contrivance 

 for cross-fertilization. We will suppose the bee to 



