188 



Mr. W. West and Dr. G. S. West. [Oct. 30, 



Species. 



13 



■si 



so . 

 o M 



Lyngbya contorta, Lemm. (P) 



Kiitzingii, Schmidle, var. distincta (Nordst.J, 

 Lemm. 



„ Umnetica, Lemm. (P) 



„ Martensiana, Menegh 



„ versicolor, Gomont 



Oscillatoria tenuis, Ag 



„ limosa, Ag 



„ Agardhii, G-omont (p) 



„ irrigua, Kiitz 



„ rubescens, ~D. C. (P) 



Phormidium tenue (Menegh.), Gomont 



Gloeotrichia echin'ulata (Eng. Bot.), P. Kichtcr (p) 



Gloeothece linearis, Nag 



Synechococcus major, Schroet 



Merismopedia glauca (Ehrenb.), Nag , 



„ seruginea, Breb. (p) , 



„ elegans, A. Br 



,, punctata, Meyen 



Merismopedia tenuissima, Lemm. (P) 



Coelosphasrium Kiitzingianum, Nag. (p) 



„ • minutissimum, Lemm. (P) 



„ Nageliamim, Unger.* (P) 



„ natans, Lemm. (P.) 



GompJiospksera aponina, Kiitz 



,, lacustris, Cliodat (P) 



Aphanocapsa pulchra (Kiitz.), Rabenh 



Aphanothece saxicola, Nag 



clathrata, W. and Gr. S. West (P) 



Dactylococcopsis rhaphidioides, Hansg. (P) 



Microcystis aeruginosa, Kiitz. (p) 



,, elabens (Breb.), Kiitz 



„ icthyoblabe, Kiitz 



„ incerta, Lemm. (p) 



,, marginata, Menegb 



„ Flos-aquse (Wittr.), Kirchn 



„ prasina ("Wittr.), Lemm. (p) 



„ pulverea (Wood), Migula 



„ roseo-persicina, Kiitz 



„ stagnalis, Lemm. (p) 



Chroococcus eoheerens, Nag 



„ helveticus, Nag 



„ limneticus, Lemm. (P) 



„ „ var. subsalsus, Lemm. (P) 



„ minimus (v. Keissler), Lemm 



„ pallidus, Nag 



„ turgidus (Kiitz.), Nag 



Phj:ophtce^:. 



Stichoglaea olivacea, Chodat (P) 



JPhasococcus planctonicus, W. and Gr. S. West (P) 



It seems probable that this " species " is merely a form of C. Kiitzingianum, Nag. 



