214 THE MARINE BOTANIST. 



and eastern shores of Eng-land and Ireland. Ratlier 

 rare in Scotland. 



FURCELLARTA, . 



Name meaning a little fork, in allusion to the forked frond. 



Hoot branching-. Frond cylindrical, forked, 

 cartilag-inous, solid. Fructijication : tetraspores 

 imbedded in the swollen tips of the fronds. 



FURCELLARIA FASTIGIATA. -TUFTED 

 FURCELLARIA. 



Fronds six to twelve inches high, undivided at 

 the base, but afterwards repeatedly forked • all the 

 axils of the branches acute. Root composed of 

 creeping- fibres. Substance between fleshy and 

 cartilaginous. Colour brownish purple, darker 

 when dry. The tips of the branches, when in 

 fruit, become much swollen, elongated, and pod- 

 like, and contain pear-shaped tetraspores divided 



