ROSALES 



499 



Fig. 260b. The Venus Fly Trap (Dionaea tnuscipuln) showing the rosette arrangement and 

 with some of the traps closed and others opened to catch the insects. (Kerner-OHver, Dept. 

 Int. Univ. of Minn.). 



Fig. 260c. Insect Traps. 1, Dionaca; 2, Section through folded leaf; 3, One of the Spines. 

 4, Leaf of Aldroz'anda; 5, Section of closed leaf; 6, Glands upon trap; 7, Glands in the wall 

 of trap of Sarracenia. (Kerner. Dept. Ent. Univ. of Minn.). 



