292 EEPOET OF COMMISSIONER OF FISH AND FISHERIES. 



74. C. hyssoideum, Arn. Orient Point, (not uncommon,) Wood's Hole^ 



Weepecket. Specimens from the latter place are fastigiate and 

 belong to Harvey's third variety. 



75. C. corymhosum, Aa. Wood's Hole, Gay Head, Edgartown, (Miss 



Pease,) Weepecket. 



76. (7. seirospermmn, Griff. The commonest of the subgenus Rosea. 



Orient, Menimshi, Gay Head. 



77. C. Flumnla, . Lyngb. Eare. Dredged near Devil's Back, Gay 



Head, in company with CJiylocladia rosea, July; Orient, June; 

 one specimen. 



78. C. cruciatum, Aa. Wood's Hole, Vineyard Sound, Weepecket. 



Not uncommon, but generally overlooked from its being para- 

 sitic on other species of CallWiamnion. 



79. C. Tiirneri, Aa. One of the commonest species of the genus south 



of Cape Cod, growing in dense tufts on other algce at low-water 

 mark and below. Throughout Vineyard Sound, Watch-Hill, 

 (Professor Eaton,) Orient, Siasconsett, where in July the water 

 was completely filled with it. Beautiful while in the water, but 

 not making handsome specimens. 



80. C. Uixiirians, J. Aa. On zostera. Edgartown, Massachusetts, 



(Miss Fisher.) 



CHLOEOSPEEME.E. 

 SlPHONACEA^. 



81. Bryopsis pliimosa, Lam. Greenport, Wood's Hole, Edgartown. 



Common on wharves and stones between tide-marks. 

 Ulvace^. 

 S2. PorpJiy r a vulgaris, Ag. Common. Wood's Hole, Newport, Green- 

 port, New Haven, (Professor Eaton.) 



83. Bangia fuscopurpurea, LYNas. Wood's Hole, Newport. On 



piers and rocks. 



84. Enteromorplia intestinalis, hmK. Common along the whole shore. 

 So. E. compressa, Grev. With the last, and equally common. 



86. E. clathrata, Grev. Wood's Hole. Common. 



87. E. HopliirMi, McCalla. Edgartown, (Miss Pease.) 



88. Ulva Linza, L. Orient. Probably along the whole coast. 



89. U. latlssima, L. Everywhere. 



CONFERVACEiE. 



90. Cladopliora rupestris, L. Gay Head, Vineyard Sound. A con- 



densed depauperate form. 



91. C. unciaJis, Fl. Dan. Orient Point, June, 1871. 



92. C. RudolphUtna, Aa. Wood\s Hole. 



