L'LAXTS AM) I.XSKCTS 



105 



the flower, the action of the tongue of the hee and the 

 work of the hairs under the head and upon the In-east in 

 placing the pollen upon the stigma, are shown in Figure 

 Mi and also in Figure S,~>, !>.',. The tlo\vor gives material 

 aid, hv causing the stamen- and pistils to spring up and 

 strike the insect. 



e. 



FIG. 85. a, cluster of alfalfa with bee feeding, b, bee thrusting proboscis into 

 flower: 1, vexillum ; 2, alas; 3, carina ; 4, reproductive organs (gametangia) ; ,3, 

 calyx, c, alfalfa bloom with vexillum torn off : ?, ala> ; a, carina ; 4, reproductive 

 organs (gametangia) ; .1, stigma ; ff, anthers ; 7, calyx, d : 1, filament ; ?, anther ; 

 V, style; i, stigma, e, pistil: 1, ovary: :', style : .V, stigma : /, ovules. ,/, highly 

 magnified pollen grains. 



A part of .Miiller's observations upon this point are: 

 If in a YOUUO- flower we cut through the claw of the 

 carina, the column springs upward to some extent, carry- 



