FRESH WATER ALG>E, 



PLATE XIV. 



AFTER NATURE Bv OR H C WOOD 



NCLAlfl ai^W »4>LiT;FL*M», 



Fig. 1. RHYNCHONEMA ELONGATUM 

 " 2. RHYNCHONEMA PULCHELLUM. 



Fig. 3. SPIROGYRA PROTECTA. 

 " 1. SPIROGYRA LONGATA. 



F.g 5. APHANOCHAETE REPENS. 

 6. DRAPARNALDIA BILLINGSII 



