SUNIER: Marine fish-ponds of Batavia. 341 
Submerged vegetation etc. 
| Najas falciculata; Enteromorpha; Oscillatoria, 
Najas falciculata; Enteromorpha, 
Najas falciculata; Enteromorpha; Oscillatoria. 
Najas falciculata; Enteromorpha. 
Najas falciculata; Enteromorpha; Oscillatoria. 
Enteromorpha. 
 Najas falciculata; Enteromorpha; Oscillatoria. 
Enteromorpha. 
Najas falciculata; Enteromorpha; Oscillatoria. 
Najas falciculata; Enteromorpha. 
Najas falciculata; Enteromorpha; Oscillatoria. 
Enteromorpha; Najas falciculata. 
Najas falciculata; great quantities of young Enteromorpha; some old Chaetomorpha-filaments, 
Najas falciculata; Enteromorpha; some Chaetomorpha-filaments. 
Najas falciculata; Enteromorpha; Oscillatoria. 
young Enteromorpha and Chaetomorpha. 
Ruppia rostellata; Oscillatoria; some Chaetomorpha-filaments. 
Ruppia tata. Chaetomorpha. 
old Chaetomorpha. 
Ruppia a Stee Najas falciculata; Chaetomorpha. 
Chaetomorpha. 
Chaetomerpha. 
Chaetomorpha, 
