Tilden: bibliography of American algae. 297 



8. Agardh, J. G. Species Genera et Ordines Algarum, s. 

 descriptiones succinctae specierum generum et ordinum quibus 

 Algarum regnum constituitur. 1. 1848, 2. 1852, 3. 1876. 



9. . Algologiska Bidrag. Oefvers. Kongl, Vet. Akad. 



Foerhandl. 6 :79-89. 1849. 

 Several species from California. 



10. . Om de under Korvetten Josephines expedition 



insamlade Algerne. Oefvers. Kongl. Vet. Akad. Foerhandl. 

 27:359-366. 1870. 



Laminaria longicruris Delapyl. From Boston harbor. 



11. . Alger insamlade pa Groenland (1870.) Oefvers. 



Kongl. Vet. Akad. Foerhandl. 27:1080, 1081. 1870. 



12. . Bidrag till Kannedomen af Groenlands Lamina- 



rieer och Fucaceer. Oefvers. Kongl. Vet. Akad. Foerhandl. 

 28: No. 8. 10. 1871. 



13. . Till Algernes Systematik. Parts I. II, III. 



Acta. Univ. Lund. 9: (Math.) No. 8. 1872. 



Monostroma groenlandicus and M. vahlii are noted. 



14. . Till Algernes Systematik. Part VI. Ulvaceae. 



Lund. Univ. Aarskrift. 19:1882.— (Science. 2:831. 28D1883.) 



Enteromorpha erecta is credited to New York on the authority of 

 J. Hooper. 



15. . Analecta algologica. Observationes de speci- 



ebus Algarum minus cognitis earumque dispositione. Contin- 

 uatio II. Lund. Univ. Aarskrift. 30:98. 1 pi. 1894. 



New species of Ceramium from America are included. 



16. Agassiz, A. Notes from the Bermudas. Am. Jour. 

 Sci. IIL 47:411-416. Jel894. 



States that the so-called "Serpulae reefs'" might be as correctly named 

 "Algae atolls," since algae play as large a part in covering their 

 surface as do the Serpulae. 



17. Agassiz, L. The Vegetable Character of Xanthidium. 

 Proc. Am. Ass. Adv. Sci. 89-91. (15Agl849.) 1850. 



18. . On the relation between Coloration and Struc- 

 ture in the Higher Animals. Proc. Am. Ass. Adv. Sci. 194. 

 (22Agl850.) 1851. 



Remarks on the color of Algae. 



19. . Report upon Deep sea Dredgings in the Gulf 



stream during the Third Cruise of the U. S. Steamer Bibb; 

 addressed to Professor B. Pierce. Supt. U. S. Coast Survey. 

 Bui]. Mus. Comp. Zool. No. 13. 363-386. 1869.— (Am. Nat. 4:38- 

 40. Mrl870. 



