CRYPTOGAMIA ALG^. 955 



This is found in the fame places, mix'd with the 



foregoing. 



The color and fubftance is the fame as in the pre- 

 ceding. 



The leaves are flat and doubly pinnatifid j the 

 fegments about a quarter of an inch wide ; the 

 dents flat, cbtufe, and callous on the mar- 

 gins. 



It is probably no more than a variety of the lafl ; 

 but though the plant is generally larger, and 

 the fegments wider, it is fomewhat remarkable 

 that we never yet could difcover its feeds ; but 

 the dents always continue flat, without any 

 other figns of frucftification than a callofiry on 

 their margins. Poflibly this Fucus may be 

 dioecious, and this the male variety, 



F. frond ibus cartilagineis lanceolatis bipinnatis 

 plumofis, caule filiformi compreflb ramofo. 

 Syfi. nat, edit. 13 />. 816. Hudf. Ang,p. 473, 

 n. 35. {Ran fynopf. p. 38. n. 2. tab, 2. /. 5. 

 parva. Oed. Dan. t. 350. opt.) 



Feather'd Fucus. Anglis. 



Upon the coaft of Jona abundantly, and on other 

 fhores not uncommon. VIII. 



The color of this elegant fpecies is a deep red, or 

 purple. The fubftance cartilaginous, but yet 

 very thin and delicate. The height of fair 



fpecimens 



