952. CRYPTOGAMIA ALG^. 



nate, dichotomous towards the fummits, and 

 wing'd throughout, with a linear diftichous 

 membrane from bottom to top. 

 We have never yet dilcovered any fru6lincations, 

 but have frequently obferved young leaves 

 fhooting from the angles and fummits of the 

 branches. 



imlalus F. frondibus membranaceis enerviis alternatim 

 32. pinnatifidis ; fmubus obtuiis, laciniis apice 



crofis. Lin. Syft. 7mt. edit. i^. p. 816. Mantiff. 



p. 135. (Mcris. hift. Ox p. 646. fe^. 15. t. 8. 



f. 5. or dints fuperioris^ optima. Oeder. Dan. 



t. 354. jig. bona varietatis majoris. Gmel. Jpijl. 



fucor. p. 125. /. 10./ I ? fecundum Lin. fed Jig. 



vix concordat, fed FUCUS corymbiferus. Gmel. 



hifi. fucor. p. 124, /. 5. b^ne exprimit^ Ji quidem^ 



fru^ijicatio convenit. 

 Dented Fucus. Anglis. 

 In the Frith of Forth, and upon the coafls of 



Jona., plentifully. 

 The color is dark red. The fubflance membra- 

 naceous, thin, and tranfparent, without rib or 



nerve. The height four or five inches ; the 



width, when the branches are fairly expanded, 



about fix or feven inches. 

 The plant is very much branched. The branches 



flat, linear, about one- eighth of an inch wide, 



doubly 



