ji-lv io(w.] YENDO.— NOTES ON ALGJE NEW TO JAPAN. 125 



to the forma subsimplex. The following measurements were 

 taken on fresh materials. 



Length of 



of laciniae. undivided part. 



85 cm. 



34 



15 



No. of 



Lenj 



jth 



Length 



Breadth 



Xum 



specimen-. 



of St 



ipe. 



of lamina. 



of lamina. 



of laci 



I. 



cm. 



183 cm. 



22 cm. 



3 



II. 



7 





129 



26 



4 



III. 



6 





200 



20 



2 



IV. 



6 





150 



15 







V. 



G 





130 



11 



2 



78 



Loc. Shimushu Island. 



Laminaria bullata f. amplissima Setch. et Card. 



Alg. N. W. Amcr. p. 258. 



The present species resembles to a young stage of Hedo- 

 phyllum spiralc Yen do, from which, however, may be distin- 

 guished by the continuous circular arrangement of the lacunae 

 in the stipes. The splitting of the lamina in this species seldom 

 goes down till to the transition region. 



Loc. Shimushu Island. 



Laminaria longipes Bory. 



Diet. Class. IX. p. 189.— KUTZ.: Spec. Alg. p. 574.— J. Ac: Spec. 

 Alg. I. p. 133.— Aresch.: Obs. Phyc. IV. p. 15.— Setch.: Alg. Pribi- 

 loflsl. p. 591, PL 95.— Kjellm.: Beringhafvets Algfl. p. 43.-S] -tcii. 

 et Gard.: Alg. X. W. Amcr. p. 260. 



saLessonia repens Rupr.: Tange. p. 351. 



=3 Laminaria Ruprechtiana Le Jol.: Lamin. p. <"> s - 



= Laminaria saccharina angustifolia Post, ct Rupr.: Illustr. p. 10, 

 Tab. XI. 



= Arthrothamnus ? longipes J. Ag.: De Lamin. p. 26.— De Toni.: 

 Syll. Alg. III. p. 370. 



I found the present species growing in .-i large number on 

 the reels at low writer marks in the North Kuriles. Setchell 

 remarked thai /.. Sinclairh is very common aboui San Francisco, 



