THE HERBARIUM. 381 



putting in the specimen, though if the cell be quite flat this 

 part may be dispensed with. Space will not permit to 

 speak of the paper covers, modes of attaching names to 

 objects, and packing the slides in cases or boxes, which all 

 require attention. All that we would say about preserving 

 them is to see that they are thoroughly dry, and kept 

 without touching each other, in order to secure their safety. 

 Larger specimens of the fruited fronds of the Fucij and 

 other Melanospermea, should be preserved in phials. 



Liquid Preparations for preserving Alcjce. 



" Mr. Thwaites^s Creosote preparation.'^ 



1 part alcohol; 14 parts water. To be accurately fil- 

 tered through creosote. 



This should be filtered through prepared chalk, and the 

 solution allowed to stand some time before use. 



(e 



Goodbyes Solution for Marine Algse." 



4 oz. bay-salt ; 2 oz. alum ; 4 grains corrosive sublimate; 

 2 quarts boiling water. 



