292 THE MARINE BOTANIST. 



coloured by an internal green pulvurulent mass. 

 Fructification ; dark green coniocystce attached to 

 the frond. — Grev. 



VAUCHERIA MARINA.— MARINE 

 VAUCHERIA. 



^^ Fronds tufted^ or somewhat spreading, erect, 

 very slender, and flaccid, irregularly branched, 

 somewhat forked; the branches erect. Vesicles 

 few, scattered, broadly obovate, and very obtuse, by 

 which character it is easily distinguished from V. 

 submarina. Colour a bright green, becoming rather 

 brownish, but retaining a gloss in drying." An- 

 nual. Summer. Parasitical on Furcellaria fastigiata 

 at Appin, Argyleshire. On mud at Torquay and 

 Salcombe, Devon. 



0. S. F. submarina. On the muddy sea- 

 shore. Rare. Weymouth. ^^ Tufts two or three 

 inches high, not diffused, fastigiate. Vesicles 

 numerous." 



