9 



E. brachiatus Harv. 



Icings: College Point, Jamaica Bay, Pike. 

 E. Hooperi Harv.i 



Suffolk: Greenport, Harvey. 

 E. Dietzeae Harv.i 



Suffolk: Greenport, Harvey. 



SPHACELAEIACEAE. 



SPHACELARIA Lyngb. 

 S. cirrhosa (Roth) Ag. 



Suffolk: Greenport, Pike. 

 S, radicans (Dillw. ) Harv. 



Queens : Cold Spring Harbor, Johnson. 



CLADOSTEPHUS Ag. 



C. verticellatus Ag. 



Suffolk : Orient, Farlow; Pike's plants so determined are not this. 



BNCOELIACEAB. 

 PUNCTARIA Grev. 

 P. latifolia Grev. 



Common throughout. 

 P. plantaginea (Roth) Grev. 

 Not infrequent. 



PHYLLITIS Kutz. 



P. fascia (Fl. Dan.) Kiitz. 

 Common throughout coast. 



STIvI Axvl ACE AE . 

 STRIARIA Giev. 

 S. attenuata Grev. 



Not infrequent throughout. 



DESMARESTIACBAE. 



ARTHOCLADIA Duby. 

 A. villosa Duby. 



Suffolk: Greenport, Pike. 



DESMARESTIA Lamx. 



D. aculeata (L. ) Lamx. 



Kings : Flushing Bay, Brainerd ; Fort Hamilton, Pike. Suffolk : 

 Orient, Greenport, Pike. 

 D. viridis (Fl. Dan.) Lamx. 

 Common throughout Sound. 



1 See Notes on Algae of Long Island, W G. Farlow, Bulletin Torrey Bot. Club, 

 20, 1893, pp. 107-109. 



