LOW-WATEB, MAEK. 103 



ments composed of minute cells, strung together like 

 glass beads, and here and there, more or less abun- 

 dantly, spores will be found seated amidst them. A 

 transverse section of any such plant is a beautiful 

 object. 



Nemaleon loves the rough sea, and grows in exposed 

 situations along the western coast of Ireland and 

 Scotland, also at Torquay, Falmouth, and Channel 

 Islands. 



POBPHYEA. 



(Prom a Greek word signifying " purple.") 



Generic character. — Delicately membranaceous, flat, 

 purple. 



This should have been mentioned with Llva in the 

 first-tide pool, and yet, as it is found everywhere 

 within tide marks, and has its proper scientific place 

 in the Synopsis, we briefly notice it here. 



Porpliyra is also called Laver and SloJce. It is a 

 favourite dish with some people, stewed for several 

 hours, until quite tender, and eaten with pepper, 

 vinegar, and butter ; others prefer it cooked with 

 leeks and onions, or pickled and eaten with oil and 

 lemon juice. It does not look inviting, and the taste 

 is peculiar, but is very wholesome, and will keep a 

 long time in closed tin vessels; therefore valuable in 

 long sea voyages. 



As a specimen for the album, Forpliyra requires 

 careful treatment, or else it shrinks, crumples up, and 

 starts from the paper ; whereas, if well laid out, it is 



