99^ CRYPTOGAMIA ALG^. 



The females are a little larger, of a fhort oval 

 form, and grow quite ftffile, on the fides of 

 the ultimate pinnules. 



dliala 26. CONFERVA filamentis geniculatis dichotomis 

 apice forcipatis, articulis verticiilatim ciliatis. — 



J Linn^o non defcripta. (Ellis. Philof. Tranfa^. 

 vol. LVII. /. 18. fg. h, H. opt.) 



Ciliated Conferva. Anglis. 



Upon the Weflern coaft, entangled among the 

 branches of the FUCUS plicatus. Lin. 



This is one of the fmalleft fpecies of the genus. 

 The largefl fpecimen we collefled did not ex- 

 ceed an inch in length. The color of it is red. 

 The threads are extremely fine, jointed, and 

 dichotomous \ the fummits incurv'd like a pair 

 of forceps. The joints are very {hort, nume- 

 rous, pellucid, and cylindrical. The/^/)/<2 red. 

 But what moft particularly characterizes this 

 fpecies is, that the head of each joint is encir- 

 cled with a whirl of extremely fmall Ihort 

 white «7m, appearing to the naked eye like 

 down, but, when highly magnified, are found 

 to refemble fhort feffile oval-acute leaves. 



We have never yet feen its fruftifications. 



BYSSUS. 



