Litteraturverzeichnis. 



Cooke, M. C, British Freshwater Algae, exclusive of Desmi- 

 dieae and Diatomaceae, I & II. London 1882 — 84. 



De Toni, G. B., Sylloge Algarum omnium hucusque cognita- 

 rum, vol. I. Patavii 1889. 



De Toni, G. B., Notarisia, commentarium phycologicum. I — 

 IV. 1886—89. 



De-Toni, G. B., La nuova Notarisia. 1890—91. 



H ass all, A. H., History of the British Freshwater Algae, in- 

 cluding description of the Desmidieae and Diatomaceae, I & II. 

 London 1857. 



Kuetzing, F. T., Tabulse phycologicae. III. Band. Nordhau- 

 sen 1853. 



Levi- Morenos, D., Notarisia, commentarium phycologicum. 

 vol. V— VII, 1890—92. 



Levi-Morenos, D. et Wildeman, E., La Notarisia, 1893. 



Nordstedt, 0., Bohuslans Oedogonieer (Ufvers. af Kongl. Vet. 

 Akad. Forhandl. 1877, n:o 4. Stockholm). 



Nordstedt, 0., Freshwater Algae collected by Dr. S. Berg- 

 gren in New Zealand and Austraha (Kongl. Svenska Vet. Akad. 

 handlingar. Bandet 22. Stockholm 1888). 



Nordstedt, 0., De Algis aqu^ dulcis et de Characeis ex in- 

 sulis Sandvicensibus a S. Berggren 1875 reportatis. Lundae 1878. 



Nordstedt, 0. et Wittrock, V. B., Desmidicce et Oedogo- 

 niese ab 0. Nordstedt in Itaha et Tyroha collectse (Ofvers. af KongL 

 Vet. Akad. Forhandl. 1876, n:o 6. Stockholm). 



Wille, N., Bidrag till Svdamerikas Algflora, I~III (Bihang till 

 K. Svenska Vet. Akad. handlingar. Band. 8, n:o 18. Stockholm 1884). 



Wittrock, V. B., Prodromus Monographiee Oedogoniarum (Nov. 

 Act. Reg. Soc. Sc. Ups. ser. III. vol. IX, fasc. I. 1874). 



Wittrock, V. B., Oedogoniacese novse, in Suecia lectae. (Af- 

 tryck ur Botaniska Notiser 1872, n:o 1). 



Wittrock, V. B., Om Gotlands och Olands Sotvattensalger 

 (Bihang till K. Svenska Vet. Akad. handl. Band. 1, n:o 1, Stock- 

 holm 1872). 



Wittrock, V. B. et Nordstedt, 0., Algse aquae dulcis ex- 

 siccatee praecipue Scandinavicae, quas adjectis algis marinis chloro- 

 phyllaceis et phycochromaceis distribuerunt etc. Fasc. 1 — 25, Qpsa- 

 liae et Stockholmiae 1877 — 93. 



Wolle, F., Freshwater Algae of the United States. 1 & II. 

 Bethlehem 1887. 



