RJiodomelece.'] eytiphl.ea. 289 



well known to Algologists. The finest plants she found in 

 a marsh, growing on Atriplex joortulacoides. 



Genus LXXXIV. EYTIPHLiEA, Agardh. 



Gen. Char. Frond filiform or compressed, pinnate, transversely 

 striate, reticulated ; the axis articulated, composed of a circle 

 of large, tubular, elongated cells (siphons) surrounding a central 

 cell ; the periphery of several rows of minute, irregular, coloured 

 cellules. Fructification of two kinds, on distinct individuals : 1, 

 ovate capsules (ceramidia) containing a tuft of pear-shaped 

 spores ; 2, tetraspores, contained in minute lanceolate receptacles 

 (stichidia) in a double row. — The name is from two Greek words 

 sio-nifviuj? a lorhikle and hark, because the surface is transversely 

 wrinkled or striate. — Harvey. 



1. Eytiphk^a pinnasthoides, AgardJi. 



Hab. On submarine rocks near low-water mark. Peren- 

 nial. Winter. In several places on the shores of the 

 south of England. Eev. J. Z. Edwards, near Axminster. 

 By Miss White and Miss Turner in Jersey. 



Eound neither in Scotland nor Ireland. Substance car- 

 tilaginous, not adhering to paper ; colour, a dark reddish- 

 brown, becoming black in drying. For structure, fruit, &c., 

 see Plate lxxxv. of ^Phvcoloffia Britannica.^ 



u 



