460 THE FERTILISATION OF FLOWERS. [PART III. 
The style traverses the upper angle of the tube in its whole 
length, and bends down with it over the pollen-receptacle, so that 
its stigmatic end hangs down in the upper part of the mouth of 
the flower between the tufts on the upper lip, and is thus in- 
evitably touched by the bee’s proboscis as it enters. The four 
Fic. 158.—Melampyrum pratense, L. 
1.—Flower, from the side (x 8). 
2.—Ditto, from above. 
8.—Ditto, from the front (x 7). 
4.—The pollen-receptacle formed by the anthers, viewed from behind. 
5.—Ditto, after it has opened, from before. 
6.—The two anthers of the right half of the flower, seen from the left. 
7.— Relative positions of pollen-receptacle and stigma. 
a, side-fold in the forepart of the corolla; b, pathfinder; c, stigma; d, hairs of the pollen 
receptacle ; e, teeth upon the filaments ; 7, appendages of the anthers. 
pairs of anther-lobes, which have stiff walls and are in firm 
connection with the stiff filaments, cohere closely by their upper 
and posterior edges, but admit of some motion at their lower 
and anterior edges, which are fringed with hairs. Each anther- 
lobe is prolonged downwards into a stiff, sharp process, so that 
four pairs of these sharp processes point downwards; of these 
