90 



POLYCYSTIS, Kiitz. 

 P. PALLIDA, Kiitz. 



On decaying algae. Atlantic City, Morse. 

 P. ELABENS, Kiitz. " Prince's Ray, Statcn Island," Pike. 



ClATIIROCYSTIS, Henfrey, 

 C. ROSEA-PERSICINA, Cohn. 



0\\ mud and small pebbles, Atlantic City, Morse, Martindale; 

 Staten Island, Pike. It has occasionally been seen on 

 fish in the Philadelphia market, which were said to have 

 been caught on the New Jersey coast. 



Spirulina, Tukpin. 



S. TENUISSIMA, Kiitz. Atlantic City, mixed with Oscillaria, 

 etc., Morse; Swimming River, Monmouth Co., Britton ; 

 Staten Island, Pike. 



Beggiatoa, Trev. 



B. ALBA, Trev. 



Van MARINA, Warming. On leaves and steiiis of Spar- 

 ti)ia/\\i brackish ditches, Atlantic City, Martindale; 

 Staten Island, Pike. 



B. ARACIINOIDEA, Rab. 



With the former, Atlantic City, Martindale, 



Leptothrix, Kiitz. 



L, RIGIDULA, Kiitz. Growing on other algae, Atlantic City, 

 Morse, Martindale. 



Oscillaria, Kiitz. 



O. SUBULIFORMIS, Harv. In brackish ditches and pools, 

 Atlantic City, Morse, Martindale ; Staten Island, Pike. 



O. SUBTORULOSA (Breb.), Farlow. 



With the former, Atlantic City, Morse, Martindale. 

 O. LIMOSA, Kiitz, var. CHALYBEA, Kiitz. " Stapleton and 

 Tompkinsville, Staten Island," Pike. 

 MiCROCOLEUS, Desmaz. 



M. CHTHONOPLASTES, (Fl. Dan.), Thuret. In brackish pools, 

 Atlantic City, Morse^ Martijidale. 



Lyngbya, a 





^ 



■ 



L. MAJUSCULA (Dillw.), Harv. Cape Cod to Key West, com- 

 mon, Farlotv in Mar. Aig. New England ; Newark Bay, Pike ; 



