Mr Traill on the Algce of the Firth of Forth. 183 



Halurus eqicisetifolius, 



Ftilota plumosa, 



elegans, 



Polyides lumhricalis, 



Links at the low water of 

 spring tides {G. W. T.); com- 

 mon at Longnicldry (G. W. T) ; 

 at Joppa, but of small size, on 

 rocks at low tides {G. W. T). 

 Found hj Mr Yalclen ohovii 1770 

 {Lightfoot)) but never since 

 met with. 



. . On Laminaria digitata, but sel- 

 dom of large size in the Firth 

 of Forth, though very large 

 and fine at Dunbar. 



. . Fine at Lady's Tower, Elie, from 

 half tide to low water, on per- 

 pendicular sides of rocks, 

 shaded by fuci {G. W. T.). 



Order Chondrie^. 

 . . Caroline Park Eocks {Maughan) ; 

 near Kirkcaldy {Stewart and 

 Greville); Elie; Fish Eock, 

 Earlsferry, at low water (G. 

 TV. T). 



Not uncommon on rocks near low 

 water at rocky coasts, such as 

 Elie, etc. ; on rocks and fuci 

 at Longniddry {G. W. T). 



Cast ashore at Largo {M'Bain). 



Not uncommon between tide 

 marks at exposed places, but 

 generally small. 



At Joppa, Caroline Park, etc., 

 above half tide, not uncommon 

 {G. W. T). 



Firth of Forth, very rare {Gre- 

 ville). 



Order Corallinace^. 

 CoraUina officinalis, . . . Common in rock pools, between 



tide marks. 



Lomentaria articulata. 



„ kaliformis, . 



Laurencia pinnatifida^ . 



hyhrida, 



obtusa, 



