CATALOGUE OF PLANTS. 429 



S. leptocladum, Nordst. 

 Same habitat. 



S. grallatorium, Nordst. 



Morris : Denmark Pond. 



S. fusiforme, Wolle. 

 Same locality. 



S. otanum, Wolle. 



Monmouth : Ocean Beach, and Gloucester : Malaga. 



S. ankyroid.es, Wolle. 



Gloucester : Pond near Malaga. 



Var. hexacerum, Wolle. 



Ponds in the northern counties. 



S. vestitum, Ralfs. 

 S. Sebaldi, Reinsch. 

 S. Pseudosebaldi, Wille. 

 S. arcuatum, Nordst. 

 S. subarcuatum, Wolle. 

 S. aculeatum, Ehrb. 



S teliferum, Ralfs. 



All frequent in ponds. 



S. Saxonicum, Bulnh. 



Morris : Budd's Lake. 



S echinatum, Breb. 



Frequent in ponds. 



S. Pecten, Perty. 



Morris : Denmark Pond. 



S. hirsutum (Ehrb.), Breb. 

 Frequent in ponds. 



S. aspinosum, Wolle. 



Burlington : Brown's Mills. 



S. quaternium, Wolle. 



Gloucester : Pond near Malaga. 



