ClSTlFLOR-ffi. 



409 



animals which may be caught. The SARRACENIACE.E are North American 

 marsh-plants (10 species) which have pitcher-like leaf -stalks, in the cavity of 

 which a fluid (with properties approaching those of gastric juice) is secreted, 



FIG. 419. Aldrovand ; a vesiculosa : A a plant (nat. size). JSLeaf 

 (mag.); the blade is closed; the winged stalk is prolonged into 

 4-6 irritable bristles. 



and which bear at the apex a small, lid-like blade ; these leaf-stalks are the 

 catching and digestive organs. Sarracenia, Darlingtonia. 



FIG. 420. .Nepenthes (reduced). 



NEPENTHACE^; has only 1 genus, Nepenthes (the Pitcher-plant ; about 35 

 species), especially found in tropical E. Asia; the majority are climbing shrubs. 

 The leaf- stalks are twining organs, and terminate either simply in a tendril, 

 or in addition to this, with a pitcher- shaped body (which in some species maybe 



