76 THE MARINE BOTANIST. 



ELACHISTA FUCIOLA.— FUCUS 

 ELACHISTA. 



Tufts an inch long- or so, pencilled, of an olive 

 or rusty-brown hue. A parasite on Fucus vesicu- 

 losus, very common. Annual. Summer. 



0, S. E, Jiaccida, Parasitical on Cystoseira 

 Jibrosa, common. Annual. Summer. Filament 

 half-an-inch long, dull olive-brown. 



E, curta. On Fuci, filaments minute. A very 

 little known plant, not found by any recent collector. 



E,pulmnata, Parasitical on Cystoseria ericoides. 

 Annual. Summer and autumn. South of England 

 and West of Ireland. Tufts dense, composed of 

 innumerable minute filaments. 



E, stellulata. Parasitical on the fronds of 

 Dictyota dichotoma. Torquay. Mrs. Griiffiths. 

 Tufts very minute. Star-shaped. 



E. scutulata. Parasitical on the thongs of 

 Himanthalia lorea. Annual. Summer. Tubercles 



