926 CRYPTOGAMIA ALGIE. 



caudatus |3. The ftalk and brandies of this are round or cy- 

 lindrical, and not comprefs'd. The branches 

 have much more numerous fubdivifions. The 

 fubftance of the whole is quite tough and car- 

 tilaginous, and the color tawny. The prickles 

 are much the fame as in the preceding. Gunner 

 compares it, not amifs, to the tail of a forrel 

 horfe. We fufpeft it to be a diftind fpecies. 



tuhercula- F. fronde filiformi tereti ramofilTima ramis alter- 

 tus 14. ^jg^ ramulis confertis tuberculatis, tuberculis 

 fubrotundis diftantibus innatis. Solander. 



FUCUS pirpureus. Htidf. Fl. Ang. 471. n. 22. 

 (fig. non invenio.) y 



Red tuberculated Fucus. Anglis. 



Upon the fea-lhores frequent. VIII. 



This is generally from nine inches to a foot iri 

 length, but varies more or lefs. Its fubftance 1 

 is cartilaginous, but very tender. Its colorj 

 commonly red or purpliih, except the ftalk,| 

 which is generally pale or whitiHi. And the 

 whole plant becomes white when expofed on 

 the beach to the fun and air. 



The ftalk is perfedly round or cylindrical when 



growing, and about the fize of packthread, 



continued generally throughout from the root 



to the extremity of the plant, but fometimes is 



r divided 



