THE MARINE BOTANIST. 83 



on rocks^ stones, and corallines. Common. Sum- 

 mer and Winter. 



SPHACELAEIA. 



Name referring to the loitliered tips of the fertile branches' 

 Filaments jointed, rigid, disticliously branched, 

 pinnated, rarely forked or simple. Tips of the 

 branches distended and containing- a dark granular 

 mass. Fructification. Oval spores borne on the 

 ramuli. 



SPHACELARIA FILICINA.— FEEN-LIKE 

 SPHACELAEIA. 



This beautiful and rare species I find occasionally 

 thrown up on the beach at Minehead ; lower down 

 the Bristol Channel, it is found at Ilfracombe and 

 at St. Agnes, on the north coast of Cornwall. At 

 the Long Eock, in Mount's Bay, it grows, but 

 very sparingly. Plymouth, Salcombe, in Devon. 

 Jersey, Holyhead, and Youghal, are the other 

 recorded localities. Mrs. Gulson has added a new 

 one at Exmouth, and the specimens from thence are 



