946 CRYPTOGAMIA ALG^E, 



We have never yet obferved the friiftifications ; 

 but from analogy we conclude them to be 

 placed in the cilia, on the edges of the leaf and 

 ligaments, 

 (5' A variety of this fometimes occurs with a branched 

 flalk, and linear lanceolate leaves, two or three 

 inches long, and not more than about one-i| 

 tenth of an inch wide, pinnated with lanceolate 

 ligaments like the preceding, but lefs ciliated, 

 or with fewer dents. The principal difference 

 therefore confifts in the narrownefs of the 

 leaves. 



This Fucus is eaten by the Scotch and Irijh^ 

 promifcuoufly with the F. palmatus or 

 Dulfe, 



UgulatU5» F. fronde membranacea lineari bipinnato-ligulataj 

 27. ligulis enfiformibus ciliatis. Nova fpecies. 



Ligulated Fucus. J?iglis. 

 In the Frith of Forth, about New-Haven, and 



other places, but not common. 

 The color of this is a dull green ; the fubftance 

 membranaceous and pellucid, v^ithout rib or 

 nerve, but the central ftalk flightly cartilagi- 

 nous -, the height of the whole" plant two or 

 three feet ; its width, including the branches 

 fairly expanded, fix or eight inches. 



The 



