70 



NORTH AMERICA. 



Groundsel. Violet Wood Sorrel, Wild Turnip. Catch Fly. 



W€ed, the purple and yellow gerardias, the beautiful blue and purple gentians, the Philadelphia lily, 

 the catch-flies (Silene) ; the side-saddle plant {San-accnia purpurea), with its hairy, pitcher-like 

 leaves, in which many an unwary insect finds a watery grave, a profusion of asters and golden-rods 

 {SoUdago), various cleavers {Gelium), the loose-strife {Lysimachias), the monkey-flower [Mimulus 

 rivgens), the nettles [Urtica), &c. 



Many fine flowering aquatic plants are also found in this region, among which are the hydropeltis, 

 \he orontium, various singular sagittarias (arrow-heads), the white water-lily {Nympliaa Alba), and 



