

FlG. 12. — Sand field at Lodskovvad Mile in north Jutland, Denmark. The place was formerly a shallow lake, which had 

 been filled in with sand three years previous to the time (August 18, 1898) when the picture was taken. The vegetation consists of 

 Salix repens, J uncus balticus, Agrostis alba maritima, Eleocharis palustris, and Phragmites communis. In the background sand dunes 

 with Elymus and Ammophila. (Photograph by Dr. F. BdRGESEN.) 



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