398 GEOLOGICAL SURVEY OF NEW JERSEY. 



<E. sexangulare, Cleve. 

 Lake Hopatcong. 



<E. Wolleanum, Wittr. 



In ponds and lakes. 



CE. acrosporum, De By., var. boreale, Wolle. 

 Not rare. 



CE. ciliatum (Hass.), Brings. 



Burlington : In a marsh pool Atsion. 



<B. echinosporum, A. Br. 

 Frequent. 



CE. oapillare (L.), Kiitz. 



In ponds; common. 



<E. stagnate, Kutz. 



Somerset : Bound Brook. 



<E. capilliforme, Kutz. 



Morris : Lake Hopatcong. 



<E. pachyandrium, Wittr. 



Stagnant waters ; frequent. 



<E. Pranklinianum, Wittr. 



Sussex : In the pond at Franklin. 



CE. Boscii (Le 01.), Wittr. 

 Occasional. 



CE. delicatulum, Kiitz. 



Frequent in ponds. 



CE. fonticolum, A. Br. 



Frequent in stagnant or sluggish waters. 



CE. Londiense, Wittr. 



Morris : Lake Hopatcong. 



CE. pyriforme, Wittr. 



Sussex : Branch ville.* 



*(E. yuhsetaceum, CE. pachydermate, CE. Iceve and CE. affine, admitted into the Pre- 

 liminary Catalogue, are not now recognized as New Jersey plants. 



