Marine Algce of Berwick-on-Tweed. 305 



Fucus ceranoides, Linn. 



Sp. PL, p. 1158. 



Descr. Fucus ceranoides, Harv., Phyc. Brit. 

 Fig. ,, ,, Harv., I.e. pi. 271. 



Exsicc. ,, ,, Wyatt, Alg. Danm., no. 154 ; Crouan, Alg. 



Finist., no. 101 ; Le Jol., Alg. Mar. Cherb., nos. 91 et 190. 

 Syn. „ „ J. Ag., Spec. Alg. i., p. 209 ; Ktz., Spec. Alg., 



p. 590 ; Grev., Alg. Brit., p. 14 ; Hook., Br. Fl. n., p. 267. 

 Hah. On rocks and stones between tide-marks where fresh-water streams 



enter the sea. All the year. Local but abundant. Estuary of 



the Tweed. 



PELVETIA, Done, et Thur. 



Pelvetia canaliculata (Linn.) Bene, et Thur. 



Rech. Fuc, p. 12. — Fucus canaliculatus, Linn., Syst. Nat. 

 2, p. 716. 

 Descr. Fucus canaliculatus, Harv., Phyc. Brit. 

 Fig. „ ,, Harv., I.e. pi. 229. 



Exsicc. ,, „ Wyatt, Alg. Danm., no. 102. 



Fucodinm canaliculatum, Crouan, Alg. Finist., no. 98. 

 Pelvetia canaliculata, Le Jol., Alg. Mar. Cherb., no. 33 ; Rahcnh., 

 Alg. Europ., no. 1556. 

 Syn. „ „ Le. Jol., List. Alg. Mar. Cherb., p. 94. 



Fucus canaliculatus, Ktz., Spec. Alg., p. 590 ; Id., Phyc. Gen., p. 



352 ; Lightf., Fl. Scot., p. 917 ; Johnston. Fl. Ber. n., p. 223. 

 Fucodium canaliculatum, .7. Ag., Spec. Alg. i., p. 204. 

 Hab. On rocks and stones from high-water mark to half-tide level. All 

 the year. Fruit May — Sept. Common. Berwick Bay, Burn- 

 mouth, Scremerston, Holy Island, and elsewhere along the 

 coast. 



ASCOPHYLLUM, Stack. 



Ascophyllum nodosum (Linn.) Le Jol. 



Liste Alg. Mar. Cherb., p. 96. — Fucus nodosus, Linn., Sp. 

 PL, p. 1159. 

 Descr. Fucus nodosus, Harv., Phyc. Brit. 

 Fig. „ „ Harv., I.e. pi. 158. 



Exsicc. „ „ Wyatt, Alg. Danm., no. 154. 



Fucodium nodosum, Crouan, Alg. Finist., no. 100 ; HohenacJc, Alg. 



Mar. Sice, no. 30. 

 Ascophyllum nodosum, Le Jol., Alg. Mar. Cherb., no. 101. 

 1 N 



