SEA-WEEDS. 



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opposite to each other, and the branches have on 

 their sides slender narrow leaves ; it is olive-brown 

 in the water, but becomes of a sea-green hue on 



exposure to the air: and the species called the 

 green or flourishing kind (Desmarestia viridis) has 

 the same peculiarity. This is a beautiful delicate 

 sea-weed, with slender, hair-like, bushy fronds, all 

 proceeding from one base, which is not thicker 

 than a goose-quill. At first, it is in substance 



