Me SB A i/O.s ./ .,. 



length of ihc frond, and ihc more l>ril!i.int pink color, 

 with no admixture of purjjle, easily di&tinguisth th\ 

 species from the last. 



C. arathnoitifum^ which Har\'ey figures an! 

 descril>cs. Table XXXI 11. B., of the ••Nereis," Dr. 

 Farlow thinks may l)c a variety of C fasti ^.ii/um, 

 but is in doubt. He declares, on the authority of 

 Agardh, that it is not the same as the s; of that 



name in the European flora. I took it in unlimited 

 quantities, in ilie little harbor at \Voo<l's Holl, the 

 last of October. It is, indeed, a very l>cautiful •"•! 

 interesting plant. 



Genus.— /T/ZC?7W,» Ag. 



The plants of this genns, which contains tw) 

 eastern and three western s|)ecies, are chara< 1 



by tlieir cartilaginous, flatteneil, narrow, pinn 

 branched, feathery or fern like fromls. The twu 



eastern •;»"*'"''*s may ^-' ...tinguished by ilv 



rebtive flucuL^^ ' lace of growth of the tw.» 



plants; the lurcc wc:»icm, by certain markcW 

 peculiarities of appearance and ramification. 



The var. serrata of this genus is a very common 



* PdloU a piooucd, fumbbcd with plumci. 



