KONGL. SVENSKA VETENSKAPS-AKADEMIENS HANDLINGAR. Bandet 22. No 



FRESH-WATER ALG^E 



COLLECTEP r.Y 



D:r S. BERGGREN IN NEW ZEALAN1) AND AUSTRALIA. 



OTTO NORDSTEDT. 



WITH 7 PLATES. 



COMMUNICATED TO TIIK liOYAL SWEDISII ACAOKMY OK SCIENCK 1887, JUNK 8. 



STOCKHOLM, 1888. 



