Contents. 
Introduction p. 5 
Greographical subdivisions of the Archipelago 23 
Tabulated view of the gradual progress of exploration 24 
Geological structure of the islands 27 
Climate 30 
collections or notes exist, with their approximate geographical position and their 
geological nature 32 
The species of Flowering Plants and Fems in the Flora of the Arctic American Archipelago, 
and their distribution within that region 35 
divisions 132 
Comparative statistic table 133 
Table of distribution of species 137 
The history of the flora of the Arctic American Archipelago 142 
Means of migration 147 
present flora 161 
Table showing distribution in Greenland of some american species 164 
Comparative statistic table of Arctic American and Greenland flora 170 
Bibliography 173 
