A. Rhodophyeeæ. 



I. Florideæ. 



Fam, Corallinaceæ. 



Litliothamnion Phil. 



1. L. glaciale Kjellm., K. Rosenv. Deux. Mém. p. 9. 



2. L. flabellatum K. Rosenv. Deux. Mém. p. 10. 



3. L. variaDs Fosl., K. Rosenv. Deux. Mém. p. 11. 



4. !i. foecunduin Kjellm., K. Rosenv. Deux. Mém. p. 12. 



5. L. inrestiens Fosl., K. Rosenv. Deux. Mém. p. 13. 



6. L. circumscriptum Strömf., К. Rosenv. Deux. Mém. p. 13, 



7. L. 1авте (Strömf.) Fosl. M, К- Rosenv. Deux. Mém, p. 14. 



This is the only species of calcareous algæ in the collec- 

 tion. It was collected with conceptacles in July. Further infor- 

 mation as to its occurrence is wanting. 



Gr. or.: Stenö. 



Hildeubrandia Nardo. 



8. U. rosea Kütz., Rosenv. Gr. Havalg. p. 826. 



On stones in the littoral region; collected in June and July 

 with sporangia. 



Gr. or.: Stenö, Кар Dalton. 



') This species has kindly been determined by M. Fos lie. 



