202 THE MARINE BOTANIST. 



branches are set with short ramuli, which bear the 

 tubercles either at their tips or on the sides. Colour 

 a dull purple, not unlike that of Polydes rotimdns 

 when dry. Substance cartilaginous. When with- 

 out fruit, this species nearly resembles some of the 

 narrow forms of C. crispus, 



G, acicularis. Grows on rocks near low water- 

 mark. Rare. Annual ? Winter. Several places 

 on the coasts of Devon and Cornwall. Sidmouth. 

 Torquay in December, with tubercles very 

 fine; Mrs. Griffiths. Ilfracombe. Belfast Bay. 

 Kilkee, West of Ireland, very rare. Valentia, 

 abundant. Jersey. Frond cylindrical, filiform, 

 irregularly branched. Stem arched, branches 

 curved, ramuli few. Colour a dull purple, be- 

 coming darker in drying. Two to four inches in 

 height. 



O. Teedii. Grows on rocks at the extreme 

 limit of low water-mark. Very rare. Perennial. 

 Elbury Cove and Tor- Abbey Rocks; Mrs. Grif- 

 fiths. '^ Frond membranaceous, flaccid (horny 

 when dry), flat, linear, acuminate, repeatedly 



