FOTTtfD AT KERGTJELEN LAND. 199 



Elachista flaccida, Aresch. 



On Rhodymenia palmata, Observatory Bay. 



Geog. dist. Atlantic coasts of France and Britain 



ECTOCARPAOE^!. 

 Ectocarpus GEMINATUS, H. f. 8f Haro. 



On shells of Mytilus, Observatory Bay, with trichosporangia only, but 



these abundant. 

 Geog. dist. Cape Horn ; Falklands. 



Sphacelaria corymbosa, n. sp. 



Fronde estuposa ; filis csespitosis ; ramis inferne paueis, dichotomis, 

 superne subpinnatim decoinpositis, ramis alternis corymbosis. 



The specimens are two to three inches long, caespitose, but 

 without fruit. 



S. AFFINIS, n. Sp. 



Filis dense csespitosis, erectis, parce dichotomis, articulis diametro sub- 

 sequalibus, vel paulo longioribus ; trichosporangiis solitariis, obovatis, 

 breviter pedicellatis. 



Swain^s Bay. 



The specimens are about half an inch in height, with the habit 

 of the British S. radicans. 



Eho dome lage^e. 



Rhodomela Hookeriana, J. Ag. 



Swain's Bay. 



Geog. dist. Falklands and Cape Horn. 



POLYSIPHONIA ABSCISSA, H . f. §. HarV. 



On roots of Macrocystis and on tubes of Annelids, Observatory Bay, 



There are two forms of this species, one smaller and more rigid 

 than the other ; the P. microcarpa of the Antarctic Flora re- 

 presents one form. 



Geog. dist. Cape Horn ; New Zealand ; Tasmania. 



Dasya Berkeleyi, Mont. 

 Swain's Bay. 



Mr. Eaton's specimens belong to the variety /3. Davisii, having a 

 habit and colour different from the typical plant. There are ex- 

 amples in different stages ; but all have the ramuli heterosi- 

 phonous. 



* 



Swain's Bay, 



Geog. dist. Aucklands ; Falklands; Cape Horn; Cbiloe. 



