,904.] 7JV CA L OIJNK ISLA NDS AND Al T STRA LI A. 8 1 



Encoeliaceae. 



Colpomenia sinuosa (Roth) Derb. et Sol.— De Toni Syll. Alg. III. p. 489. 

 On Halimeda Macroloba at Yap (S. Ayabe) ; On the leaves of 



Sargassum at Port Sydney (K. Fujita). 

 Geogr. distr. : Common in warmer Seas. 

 Hydroclathius cancellatus Bory— Harv. Phyc. Austr. t. 98. 

 Yap, Saipan (S. Ayabe). 



Geogr. distr. : Common in the tropical and subtropical Seas. 

 Asperococcus intricatns J. Ag. Sp. Alg. I, p. 77. — Encoelimn intricatum 

 Kuetz. Sp. Alg. p. 551, Tab. Phyc. IX, t. 5, f. 1 ; — Hydroclathrus 

 intricatns Heydr. Beitr. Algentl. v. Ost.-Asion p. 286. 

 Yap (with sporangia ; S. Ayabe). 

 Geogr. distr. : Vera Cruz ; Guadelnpe Is]., Samoa isl. 



Laminariaceae. 



Ecklonia radiata (Turn.) J. Ag. Sp. I, p. 146. — Fucus radiatas Turn. Hist. 

 Fuc. II, p. 134. 



Forma typica : Hobarton (with sorus ; K. Fujita). 

 Geogr. distr. : New Holland and New Z.ealand. 

 Forma exasperata (Turn.) J. Ag. Sp. I, p. 146.— Fucus radiatus var. 

 exasperatus Turn. 1. c. 

 Bondi (K. Fujita). 



Geogr. distr. : New Holland ; New Zealand ; Cape of Good Hope. 

 Macrocystis pirifera (Turn.) Ag. — Post, et Piupr. Illustr. Alg. t. VI. — Turn. 

 Hist, Fuc. t. 110. 



Our materials are in the stage of splitting of the lamina, as it 

 is illustrated in Reiuke's Studien zur Vergl. Entwiclduno-swsch. 

 der Laminariaceen p. 35, fig. 11, (4). 

 Torres Str. (T. Nishikawa). 



Geogr. dist.: widely distributed in the southern Ocean, south of 

 the tropic, and along the whole west side of America as far 

 north as TJnalaschka and Sitcha. Indian Ocean. 



Fucaceae. 



Hormoaira Banksii (Turn.) Decne. — Harv. Phyc. Aust. t. 135, fig. 1. — Kuetz. 

 Tab. Phyc. X, t. 3, f. 1.— Fucus Banksii Turn. Hist. Fuci I, tab. 1. 



