LIST OF PLATES. 



Page 

 ^ Delesseria sangiiinea {Frontispiece) . . .157 



Laminaria saccharina 39 



Polysiphonia violacea 116 



Plocamium coccineum 170 



Brj'opsis plumosa 290 



^ Porphyra laciniata 324 



PLATE I. 



Fig. 



1. Cystoseira fibrosa .13 



2. Fucus serratus 17 



3. Desmarestia aculeata (young, with filaments) , 25 



4. Dictyota dichotoma {with fruit) .... 55 



PLATE XL 



1. Punctaria plantaginea {loith dot-like sori) . . 61 



2. Cladostephus spongiosus 82 



3. Sphdcelaria scoparia 85 



4. Taenia atomaria . . . . . . .54 



PLATE III. 



1. Iridsea edulis 223 



2. Nitophyllum laceratum {with tubercles) , . 167 



3. Rhodymenia laciniata {with ciliated fruit) . .177 



4. Gracilaria confervoides {with tubercles) . . 184 



a 



