266 SAGACIT"^ AND MORALITY OF PLANTS. 



is the Drosera cistifoiia, which, unlike all the others 

 that I have seen of this genus, is not at all confined 

 to bogs, but grows on the hard rough ground sloping 

 down from the mountains, as well as on the sandy 

 flats. I must add, however, that it appears only 

 during the wet season." 



Even more remarkable in the specialised struc- 



FiG. 95. — Venus' Fly-trap (leaf open at a; partially closed at b; 

 and almost closed at c). 



ture of its leaves for fly-catching is the well-known 

 Venus' Fly-trap {Dioncea vmscipuld). The foot- 

 stalks of the leaves are flattened out, covered with 

 stomata, and perform the functions of true leaves, so 

 that they leave the latter free to be adapted to other 

 duties. This remarkable plant has its natural home 

 in the damp and swampy places of North Carolina. 



