350 



TRANSACTIONS OF THE 



[Sess. 



rich and varied flora, even in the very heart of the bare 

 sand-desert. 



To the west of this region of the Culbin Sandhills proper, 

 described in the above paragraph, is one in which the high 

 dune formation is mostly confined to the Maviston Sandhills 

 on the landward margin. 



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Map II. 



Map showing distribution of vegetation in eastern portion of Culbin Sands- 

 " Culbin Sandhills " proper and " Findhorn Bay Margin." 



Classification of the Area. 



In accordance with the foregoing description of the 

 varied nature of the area of the Culbin Sands, the variation 

 of sandy covering, of dune elevation, of subsoil, of water 

 content, of exposure and other factors, and the correspond- 

 ing variation in vegetation characteristic of these several 

 regions, the flora of the Culbins may be classified and 

 discussed under the following topographical districts and 

 plant associations : — 



