358 Marine Alyce of Berwick -on-Tiueed. 



Melobesia farinosa, Lamour. 

 Polyp. Flexib., pi. 12, fig. 3. 

 Descr. Melobesia farinosa, Rosanoff, Rech., p. 69, pi. 2, fig. 2-13 ; Farlow, 



Mar. Alg. New Eng., p. 180. 

 Syn. „ ,, Aresch., in J. Agardh's, Spec. Alg. (non Le 



Jol., Liste Alg. Mar. Cherb.) 

 Melobesia farinosa, et Melobesia verrucata ? Hnrv., Phyc. Brit., 

 pi. 34-7, B. et C. 

 Hab. On Phyllophora rubens, Rhodymenia palmata, Chondrus crispus, 

 and other Algae. Not uncommon. Berwick Bay, Scremerston. 



Melobesia pustulata, Lamour. 



Polyp. Flexib., p. 315, pi. 12, fig. 2a-b. 

 Descr. Melobesia pustulata, Rosanoff, Rech., p. 72, pi. 4, fig. 2-8 ; 



Farlow, Mar. Alg. New Eng., p. 181. 

 Syn. ,, ,, Aresch., in J. Agardh's Spec. Alg. H., p. 



513; Ktz., Spec. Alg., p. 696; Ktz., Tab. Phyc. XIX., t. 94; 

 Harv., Phyc. Brit., pi. 347, D ; Solms, Corall., p. 10. 

 Sab. On Chondrus crispus, Phyllophora. rubens and other Alga?. Not 

 uncommon. Berwick Bay, Scremerscon, Holy Island. 



Melobesia coralline, Crouan, 



Liste des Alg. Mar. et Florule du Finistere, p. 150, pi. 20, 

 gen. 133, bis. fig. 7-11. 

 Syw. Melobesia corallina?, Solms, Corall., p. 9, pi. 2, fig. 25 ; pi. 3, fig. 



21-24. 

 Exsicc. „ „ Holmes, Alg. Brit. Rar. Exsicc., no. 12. 



Hab. On the fronds of Corallina officinalis. Not uncommon. Berwick 



Bay, Holy Island, Burnmouth. 

 A thick clumsy species, the orbicular, deltoid or irregularly 

 shaped fronds of which form lumpy expansions on the fronds of 

 Corallina officinalis, sometimes surrounding them for a distance of 

 half-an-inch or more. The conceptacles, which are not numerous, 

 are nearly conical in shape, and but slightly raised above the 

 surface of the frond, the tetraspores. are zonate and two-parted. 



Melobesia lamtnarle, Crouan, 

 Florule du Finistere, p. 150. 

 Exsicc. Melobesia laminariae, Holmes, Alg. Brit. Rar. Exsicc, no. 13. 

 Hab. On the stems of Laminaria hyperborea. Frequent. Berwick Bay, 



Burnmouth, Holy Island, and elsewhere along the coast. 



This pretty species forms thin chalky expansions on the stems 



of Laminaria hyperborea. The fronds are pale brownish-purple, 



from half-an-inch to an inch and a half in diameter, at first 



orbicular or suborbicular, at length becoming irregular in out- 



