B> o s t c i s i a 171 



a reading, but several good things were 

 growing in the water, and we were 

 glad to find them. On the way back 

 to Hilo we stopped several times to 

 examine the shallow pools scattered 

 about in the pahoehoe, and in most of 

 them fine desmid material was found. 



Another short excursion was made 

 from Hilo. We were rowed in a whale- 

 boat by four big Hawaiians down the 

 shore a few miles to "Sekonet," where 

 conditions were considerably different. 

 A number of lagoons are just inside the 

 shore line on the beach, and in these 

 were an interesting Monostroma and 

 some other forms peculiar to brackish 

 water. 



Again we consigned ourselves to the 

 mercy of the "Kinau" and returned to 

 Honolulu to store the collections ac- 

 cumulated from Hawaii. With a fresh 

 supply of preserving cans and drying 



