346 Universiiy of California Pnhlications. IBotanv 



Ceramium codicola .1. Afjardh. 



Oil ('odixiii iinicyoiiatum f. Californicmii . Sitka, Alaska, 

 Saunders (1901, p. 439) ; Ludlow Bay, JefPerson County, Wasli., 

 X.L.G., No. 439! 



The specnmens collected at Ludlow Bay are well developed 

 aud have lioth cystoearps and tetrasporang'ia. 



Ceramium tenuissimum (Lyng-bye) J. Agardh. 



On sticks and stones in brackish or muddy water, upper sub- 

 litoralzone. Esquimalt, B. C, Harrei/ (1862, p. 17.')); Whidl)ey 

 Island, Wash., N.L.G., No. 236! 



We are indebted to Mr. F. S. Collins for the deterraination 

 of the plant from Whidbey Island. 



Ceramium Californicum J. Agardh. 



On alga' in the upper sul)litoral zone. Esquimalt and Point 

 Roberts, B. C, Harreij (1862, p. 175, under Ceramium iJia- 

 jiliamiiii) \ west coast of Whidbey Island, Wash., N.L.Gr., Nos. 

 617!. 617a!, 618! 



We have not seen Harvey's plants, but refer them here because 

 the rest of the west coast ('. (liaphainiiii has l)een placed under 

 this species. The Whidbey Island specimens are typical and 

 show cystoearps, tetrasporangia, and antheridia. 



Microcladia borealis Enprecht. 



C)n rocks in the lit oral zone. Unalaska, Alaska, Rupreckt 

 (1851, p. 259); "Pinnacles," Bay of Unalaska, Alaska, ir..4.*S\ 

 and A.A.L., No. 5004! ; west shore of Araaknak Island, Bav of 

 Unalaska, Alaska, W.A.S. arid A.A.L.. No. 3256!; "Una 

 Nootka" and Fort Vancouver, B. C, Harreij {\9.sl, p. 210); 

 Strait of Juan de Fuca, B. C, Harven (1862, j). 175); Puget 

 Sound, /Saunders (1901, p. 449); Port Renfrew, B. C, Butler 

 and Polley, No. 18; west coast of Whidbey Island, Wash., 

 X.L.G., No. 172a!; Friday Harbor, San Juan Island, Wash., 

 X.L.G., No. 222! 



This species is fairly common on the shores of the Bay of 

 Unalaska, but was not found, nor is it reported, from any of the 

 shores until the region of Puget Sound is reaidied. It is common 

 along the coast of Oregon and on that of Califorui.-i down to the 

 neighborhood of Point Conception. 



