HANDBOOK OP SEA- WEEDS. 13 



wiry, entangled plant, almost black in colour, and like horse- 

 hair when dry, and can scarcely be mistaken. Cystoclonium 

 purpurascens is very commonly cast up by the tide on most 



Fig. 7. Rhodomenia palmata. 



of our coasts. It varies in colour, but is easily distinguished 

 by the spore-bearing tubercles imbedded in its slender branches. 

 Callophyllis laciniata is a handsome species, of a rich crimson 

 colour, and sometimes a foot square. It can scarcely have 



