THE WELCOMES OF THE FLOWERS 



125 



visitor, at the same time decorating him with 

 their compliments of webby pollen (A, Fig. 5). 



The nectary now drained of its sweets, the 

 moth creeps or nutters to a second blossom, and 

 its pollen -dusted body thus coming in contact 

 with its stigma, cross-fertilization is accomplished. 



I 



Fig. 5 



The pollen of the laurel differs from that of most 

 of the Heath blooms, its grains being more or less 

 adherent by a cobwebby connective which per- 

 meates the mass as indicated in my magnified 

 representation (B, Fig. 5). 



It is probable that an accessory cross-fertiliza- 

 tion frequently results from a mass of the pollen 

 falling directly upon the stigma of a neighboring 

 blossom, or even upon its own stigma, but even in 



