MARINE BOTANY. 



49 



Family X.— SpoyGiocAKPEjj. 



Phyllofhora Rubens.— Rarv. Thy. Brit. 



IJ, Poly ides. Many forms ; a name ill applied to the pre- 

 sent genus. 



1. Rotundas, globular polyides. 



LII. Furcellaria. From furcella, a little fork, alluding to 

 the forked frond. 



1. Fastigiata, pyramid- shaped furcellaria. 



LIII. Gymnogongrus. Signifying uncovered warts, in allu- 

 sion to the appearance of the fruit. 



1. PUcatiiSy folded. 



2. Griffithsice, the Griffith gymnogongrus. 



LIT. Chondrus. Signifying a cartilage. 



1. Crispus, curled chondrus. 



2. Korvcgicus, Norwegian. 



