40 1 



added to the former; in humid crevices light green patches of 

 several m-^ extension could be seen, the colour of which was 

 exclusively due to this plant. 



When walking upwards in the direction of southeast from 

 the stony plains and the sand-drift grounds to the gneiss- 



Fig. 24. Coflin-shaped sand-hills, eiosion-iemnants covered with Salix 

 and Chamaeneriuni. hi the fore-ground Festuca rubra. Klitdalen. Del. 



E. DlïLEVSF.N. 



grounds one saw, as soon as the shelter of a knoll had been 

 arrived at, Dryas and Ehjna draw together and form a Dri/as- 

 heath, which at this time of the year (beginning of August) 

 shone already in the motley colours of autumn : large wine-red 

 blotches of Ardostaphylos alpina^ dark green portions of Cas- 

 siope tetragona, yellowish-brown patches of Empeirum, Vacci- 

 nium uliginosiim and Betula nana. In more humid heath 



