Kk;. 128. Four Orange-Tip Butterflies (Eiichloe cardamines) on 

 cow-parsley, showing the flower-picturing on their undersides, and 

 the "cutting down" of their out spread topview to a flower-like form 

 hy darkish tips, 



Photographed from nature by Percy Collins. 



Fig. 129. Butterflies on vegetation (Pnpilio ajax, P. asUria.i 

 Busikirchiu artemis, and Argynnis id alia), their dark patterns 

 merging with the shadowed portions of their backgrounds, leaving 

 their light markings standing out like lighted leaf-and-flower forms, 

 at various distances. 



Photographed from nature. (Dead butterflies). 



