ii6 
BULLETIN OF THE LABORATORIES 
Cosmarium Broomei, Thwaites, 
Cosmarium orbiculatum, Ralfs, 
Cosmarium Ralfsii, Breb., 
Cosmarium tinctum, Ralfs, 
Cosmarium biretum, Breb., 
Micrasterias truncata, Ralfs, 
Desmidium Swartzii, Ag., 
Sphaerozosma filiforme, Rab., 
Closterium moniliferum, Ehrb. , 
Closterium Dianse, Ehrb. , 
Closterium parvulum, Naeg., 
Closterium strigosum, Ehrb., 
Closterium lineatum, Ehrb., 
Staurastrum polymorphum, Breb. , 
Staurastrum pseudopachyrhynchum, Wolle, 
Staurastrum inconspicuum, Nord. , 
Staurastrum anatinum, Cooke and Wells, 
Dociduum Trabecula, Naeg., 
Euastrum elegans, Breb. , 
Euastrum rostratrum, Ralfs, 
Ktz. — F. T. Kuetzing; Breb. — A. de Brebisson ; A. Br. — Alex. Braun; 
Menegh. — J. Meneghini ; Kirch. — O.Kirchner; Delp. — J. B. Delponte ; Ag. — 
C. A. Agardh ; Naeg. — C. Nageli ; Nord. — O. Nordstedt. 
