42 



ELEMENTS OF STRUCTURAL UOTAKY. 



either stamens or pistils are wanting are also called im- 

 perfect. When staminate and pistillate flowers grow on 

 the sanae plant, as they do in the case of the Cucumher, 

 they are said to be iiioitm-iinis. 



54. In plants of this kind the pollen of one kind of 

 blossom is conveyed to the stigmas of the other kind, 

 chiefly by insects, which visit the flowers indiscrimin- 

 ately, in search of honey. The pollen dust cling i to 

 their hairy legs and bodies, and is presently rubbed off 

 upon the stigma of some fertile flower. 



55. In order to describe monoecious flowers, our 

 schedule will require a slight modification. As given 

 below, the symbol f stands for " staminate flower," 

 and the symbol | for " pistillate flower," 



CUCUMBEE. 



