SUNIER: Marine fish-ponds of Batavia. 327 
Submerged vegetation etc. 
Enteromorpha and thin Chaetomorpha-filaments. 
Najas falciculata. 
Enteromorpha and fresh thin Chaetomorpha-filaments. 
Najas falciculata. 
Enteromorpha; thick Chaetomorpha-filaments with thin cell-walls, heavily coated. 
Najas falciculata. 
Enteromorpha; thick Chaetomorpha-filaments with thin cell-walls, heavily coated. 
Najas falciculata. 
Enteromorpha; thin Chaetomorpha-filaments with thick cell-walls. 
Najas falciculata. 
Enteromorpha; thick Chaetomorpha-filaments with thin celi-walls, partly with a heavy dark coating. 
Najas falciculata. 
Enteromorpha and Chaetomorpha with a rather heavy dark coating. 
Najas falciculata. 
Enteromorpha; thick Chaetomorpha-filaments with thin cell-walls, partly with a heavy dark coating. 
Najas falciculata. 
Enteromorpha; thin Chaetomorpha-filaments rather heavily coated. 
Najas falciculata. 
Enteromorpha and Chaetomorpha, 
Najas falciculata and Enteromorpha. 
old Chaetomorpha with a very heavy nearly black coating; Enteromorpha. 
Najas falciculata and Enteromorpha. 
Enteromorpha and Chaetomorpha. 
