163 



Fucus distichus, L. (F. flliformis, Qm.) 



Marbleliead (Dr. Farlow's list, Frank S. Collins), also collected by 



Mrs. Bray. 

 Fucus furcatus, Ag. 



Nah.ant, northward (Dr. Farlow's list), Marblehead, etc. (Frank S. 



Collins, Mrs. Bray). 

 Fucus ceranoides, L. 



East coast (Dr. Farlow's list), also Uev. A. B. Hervey. This is 



somewhat doubtful as a county species. 

 Fucus vesiculosus, L. (Kock-weed.) 



Common. 

 Fucus serratus, L. 



Newburyport, Mass., northward (Dr. Farlow's list). This may 



prove to have been introduced by shipping (Frank S. Collins, letter 



Nov. 20, 18S0). 

 Fucus evanescens, Ag. 



Abundant on the coast of Maine, will probably be found in Essex 



county (Frank S. Collins, letter Nov. 20, 1880). 



Alaria esculenta, Grev. 

 Frequent. 



Iiaminaria dermatodea, De la Pyl. 



Cape Ann (Mrs. Bray), from Marblehead, northward (memo. Dr. 



Farlow). 

 Iiaminaria saccharina, Lmx. 



Common. 

 Iiaminaria longicruris, De la Pyl. 



Also common. Both this and the last go by the name, " Devil's 



Apron," or "Kelp," as also does the next usually. 

 Iiaminaria fiexicaulis, Le Jolis. (L. digitata. Lam., in part.) 



Frequent (Frank S. Collins, Mrs. Bray). 

 Laminaria platymeris, De la Pyl. 



Cape Ann (Mrs. Bray), New England(f) (Dr. Farlow's list), 



Swampscott (Frank S. Collins). 



Agarum. Turneri, Post & Bupr. (Sba-coi.ander ) 

 Nahant, northward. Common. 



Asperococeus eompressus, Griff. 



Gloucester (Dr. Farlow's list), also collected by Mrs. Bray and 



Eev. A. B. Hervey. 

 Asperococeus ecMnatus, Grev. 



Cape Ann (Eev. A. B. Hervey, Mrs. Bray). Frequent along the 



New England coast. 



