3O2 BY THE DEEP SEA. 



water, which rapidly destroys certain species if they are left 

 in it for more than half an hour. Lay them out in as natural 

 a manner as possible, separating the delicate divisions of the 

 frond with a camel-hair brush. When thoroughly dry and 

 hard, mount specimens of one species only on the same sheet 

 of paper, and neatly write the name of species near the bottom 

 left-hand corner, and near the opposite margin, the place 

 where, and the date when, collected. 



