CONTENTS 



PART I. P^Se 



Preface III 



1. Helgi Jonsson: The Marine Algal Vegetation of Iceland. 1912 1 



2. Th. Tiioroddsen: An Account of thc physical Geography of 

 Iceland. 1914 187 



PART II. 1918. 



3. Ernst Østrup: Marine Diatoms from the Coasts of Iceland 

 (with one Plate). (Printed in 1916) 345 



4. AuG. Hesselbo: The Brjophyta of Iceland 395 



