340 University of California Publications. [Botany 



No. 82!, Townsend, No. 5784!, Greeley and Snodgrass, No. 

 5801!; Amaknak Island and Unalaska Island, Alaska, Postels 

 and Ruprecht (1840, p. 15); Bay of Morozof (Morzhovoi Bay), 

 Alaska, Townsend, No. 5775!; Sannak Island, Alaska, Turner 

 (1886, p. 85); Unga, Alaska, A.A.L., No. 5046!; Prince 

 William Hound, Alaska, Turner (1808, p. 139, pi. 62, under 

 Fucus Asplenioides) , Esper (1804, p. 78, pi. 147. under Funis 

 Asplenioides) , Postels and Ruprecht (1840, p. 15), Saunders 

 (1901, p. 439); Yakutat Bay, Alaska, Saunders (1901, p. 439), 

 Rev. Alhin Johnson, No. 5699!, and in Collins, Holden and 

 Setchell, P. B.-A., No. 999!; Norfolk Sound (near Sitka). 

 Alaska. Postels and Ruprecht (1840, p. 15); Puget Sound, 

 Bailey and Harvey (1862, p. 163). 



A coarse species easily recognized, confined to the northwest 

 coast of North America and the northeast coast of Asia. 



Ptilota Californica Harvey. 



Cast ashore. Esquimalt, B. C, Harvey (1862, p. 175); Port 

 Renfrew, B. C, Tilden, No. 307!, under Ptilota serrata. 



Coarsci' forms of this may be taken for the preceding, but an 

 examination shows that the pinnules are not at all decurrent. Miss 

 Tilden' s specimen is small and imperfect, but seems undoubtedly 

 to belong to this species. Mr. Collins has reported a specimen 

 from Port Renfrew, B. C. (Butler and Polley, No. 90) as being 

 intermediate between this species and Ptilota Hypnoides Harvey. 



Ptilota filicina J. Agardh. 



On rocks in the upper sublitoral zone. St. Paul Island, 

 Alaska, Greeley and Snodgrass, No. 5804a!; Unalaska, Alaska. 

 Postels anil Ruprecht (1840, p. 16, under Ptilota plumosa) ; near 

 Iliuliuk, Unalaska. Alaska. W.A.S. and A.A.L., No. 4099! ; Kyska 

 Island, Alaska. Townsend, No. 5767!; Sannak Island, Alaska, 

 Turner (1886, p. 85, under Ptilota plumosavar. filicina); Shuma- 

 gin Islands, Alaska, Saunders (1901 , p. 16, under Ptilota plumosa) ; 

 Unga, Alaska, A.A.L., Nos. 5045!, 5046a!; Karluk, Kadiak 

 Island. Alaska, H .A.S., No. 5062! ; Harvester Island, Uyak Bay, 

 Kadiak Island, Alaska, W.A.S. and A.A.L., No. 5113!; Sitka, 

 Alaska, Postels and Ruprecht (1840, p. 16). Saunders (1901, p. 



