124 THE MARINE BOTANIST. 



mouth Bay, " local; but not scarce/' Miss Warren. 

 Very fine at Bantry, Ireland. Annual. Summer. 

 A delicate species^ from two to four inches high, 

 branched irregularly, set with fine, short, spreading 

 ramuli. Colour a pale pinky brown^ at times 

 deep red. Substance flaccid, adhering closely to 

 paper. 



D, vemista. A beautiful species, discovered by 

 Miss White and Miss Turner on the shores of 

 Jersey in 1846. Annual ? Summer and autumn. 

 Very rare. ^^ Colour a fine crimson-like substance, 

 very flaccid and tender, closely adhering to paper." 

 According to Dr. Harvey this new species re- 

 sembles in habit Polysiphonia byssoides or Seiros- 

 pora Griflithsiana more than any British species of 

 Dasya— being intermediate in aspect between the 

 two. 



GENERA OF THE LAURENCIA TRIBE. 

 Bonnemaisonia, Frond filiform, solid, much 

 branched ] the branches, with opposite awl-shaped 

 cilia. 



