THE MARINE BOTANIST. 93 



E. distortus. Growing on Zostera at Appin, 

 Argyleshire. Tufts four to eight inches long, 

 dense, matted, deep chestnut -brown, filaments 

 angularly bent. Spores obovate, sessile, or 

 nearly so. 



E. Landshurggii. This has the habit of the 

 above species, but is of a much more rigid, tena- 

 cious substance, remaining undecayed after long 

 steeping in fresh-water. Dredged in deep water. 

 Annual. Summer. Lamlash, Dr. Landsborough. 

 Roundstone Bay, Galway. Dr. W. H. Harvey. 



E, longifncctus, '' Habit of E, littoralis, and 

 very nearly related to that species, but the fruit is 

 more luxuriant, and the branching more regularly 

 opposite. Tufts six inches long." Discovered at 

 Skail, Orkney, by Mrs. Moffat. 



E. granulosus. Tufts, greenish or yellowish, 

 four to eight inches long, upper branches and 

 ramuli opposite. Spores large, solitary, elliptical, 

 sessile born on the upper side of the ramuh. Pa- 

 rasitical on the smaller algae between tide-marks 

 Annual. Summer. Shores of England and Ire- 



