108 CLASS-BOOK OF BOTANY. 
The different forms of Pitcher-plants have also got the 
whole or some part of their leaves modified for a somewhat 
similar purpose. ‘Thus, in Sarracenias, which occur chiefly in 
North America, ‘a sugary secretion exudes at the mouth of 
the pitcher, and attracts the insects, which descend lower in 
the tube, where they meet with a belt of reflexed hairs, 
which facilitate their descent into a watery fiuid that fills 
the bottom of the cavity, and at the same time prevent their 
egress. * 
sya 
Fig, 214, Pitcher of Cephalotus fellicularis, 
(After R. Brown.) 
Fig. 215. Pitcher of Sar- 
racenia variolaris (re- . 
duced). (After Gray.) 
Fig. 215. Pitcher of Nepenthes (reduced). 
Cephalotus, which occurs in South-west Australia, appears 
also to Have a kind of trap-arrangement for catching unwary 
* Sir J. Hooker, in Le Maout and Decaisne’s “ Descriptive Botany,” 
p. 214, 
