

Brown : Algal periodicity 245 



Desmidiaceae 



Closterium Nitsche 



Ciiaimis Ehrenb. Upper part stream no. i, 



2 7 J e '°7- 

 acerosum (Schrank) Ehrenb. 



strigosum Breb. Pond no. I, 14 My '07. 

 Dianac Ehrenb. Pond no. 1, 15 N '06 to 10 



F'07. 

 Ehrenbergii Menegh. 

 Cosmariiuii Corda 



Botrytis Menegh. Pond no. 2, 23 N '06 to 



25 Jl '07. 

 /acre Rabenh. Pond no. 3, 20 S '06. 

 pyramidatum Breb. Water-works reservoir, 



10 D '06. 



Phaseolus Breb. Pond no. 4, 8 D '06. 



Docidutm Breb. 



Trabecula (Ehrenb.) Naeg. 



Hyalothcca Ehrenb. sp. 

 Staitrastrum Meyen, sp. 

 Penium Breb. 



interruption Breb. 



Oedogoniales 



Oedogoniaceae 



Oedogonium Link 



crassiusculum Wittr 



cryptoporum Wittr. 

 Bnlbochaete Ag. 



cr out lata Pringsh. 



Chaetophorales 



Herposteiraceae 



Herposteiron Naeg. sp. 



Coleochaetaceae 



Coleocliaete Breb. 



sait at a Breb. 



