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XXVI. — Description of a New Species of Fucus, 

 found in Devonshire. 



By Robert Kaye Gjieville, Esq. M. W. S. 

 (Read 5th August 1820.) 



Fucus fronde cartilaginea, enervi, dichotoma ; ra- 

 mis linearibus, integerrimis, apice rotundatis ; 

 tuberculis sphaericis, ad apices, immersis. 



Fucus Devoniensis. Frond cartilaginous, nerveless, 

 dichotomous ; branches linear, entire, rounded 

 at the apices ; tubercles spherical, situated at 

 the apices and immersed. 



Hab. In Torbay, Devonshire. Mrs Griffiths. 



Desc. Boot, A small expanded callous disk. 



