CRYPTOGAMIA ALG/E. 915 



the fummit ; the two lobes generally fliort and 

 obtufe, but often longer and more acute. 



«The frudtifications appear in the fummits of the 

 fegments, imbedded fingly, one for the mod 

 part near the apex of each lobe, refembling a 

 minute red wart or veficle, of the fize of the 

 Imalleft pin's head, and full of numerous feeds. 

 Sometimes thefe frudlifications are feen lower 

 in the fubflance of the leaf. 



Such is the defcription to which mod of the fpe- 

 cimens will agree. There remain, however, 

 feveral remarkable varieties which deferve to be 

 noticed, and which, if overlooked, would tend 

 not a little to confound the learner. 

 0' The firft is the Fucus ceranoides albiduSy ramulorum, 

 apiclbus Jlellatis. Rail Synopf. p. 44. ». 1 8 . 



Stellated or digitated Buckdiorn Fucus. AngUs. 



The uppermofl fegments in this are numerous, 



• .;. and often crowded ; not properly dichotomous, 



but growins either in a ftellated or di;?itated 



form. This is often found upon the lliores 



bleached by the fun and air. 



•V. The fecond is the Alga membranacea purpurea 



parva, fegmentis lalis multum laciniatis et crif- 



patis. Rati fyn. p. 44. fiib not. ad n. 16. To 



which the Fucus five Alga membranacea c and', da 



fegmentis plurimum laciniatis^ of Moris, hift. Ox. 



M n n 2 fe^- 



